Difference between revisions of "ISSS608 2018-19 T1 Assign Song Chenxi"

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<b><font size = 6; color="#8B4513"> Air pollution in Sofia </font></b>
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[[ISSS608_2018-19 T1 Assign_Song Chenxi_Overview|<font color="#000000">Overview</font>]]
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[[ISSS608_2018-19 T1 Assign_Song Chenxi_Overview|<b><font size="4"><font color="#8B4513">Overview</font></font></b>]]
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[[ISSS608_2018-19 T1 Assign-Song Chenxi_Data_Data preparation|<font color="#000000">Data Overview and Cleaning</font>]]
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[[ISSS608_2018-19 T1 Assign-Song Chenxi_Data preparation|<b><font size="2"><font color="#BC8F8F">Data preparation</font></font></b>]]
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[[ISSS608_2018-19 T1 Assign_Song Chenxi_Task 1|<font color="#000000">Application Design</font>]]
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[[ISSS608_2018-19 T1 Assign_Song Chenxi_Task 1|<b><font size="2"><font color="#BC8F8F">Task 1</font></font></b>]]
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[[ISSS608_22018-19 T1 Assign_Song Song Chenxi_Task 2|<font color="#000000">Task 1 Insights</font>]]
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[[ISSS608_2018-19 T1 Assign_Song Chenxi_Task3|<font color="#000000">Task 2 Insights</font>]]
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[[ISSS608_2018-19 T1 Assign_Song Chenxi_Task 3|<b><font size="2"><font color="#BC8F8F">Task 3</font></font></b>]]
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[[ISSS608_2017-18_T3_Assign_Song Chenxi_Dashboard|<font color="#000000">Conclusion</font>]]
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[[ISSS608_22018-19 T1 Assign_Song Song Chenxi_Dashboard| <b><font size="2"><font color="#BC8F8F">Dashboard</font></font></b>]]
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<br/>
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<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#252525;background:white'>Air
 
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pollution is an important risk factor for health in Europe and worldwide. A
 
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recent review of the global burden of disease showed that it is one of the top
 
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ten risk factors for health globally. Worldwide an estimated 7 million people
 
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died prematurely because of pollution; in the European Union (EU) 400,000
 
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people suffer a premature death. The Organisation for Economic Cooperation and
 
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Development (OECD) predicts that in 2050 outdoor air pollution will be the top
 
−
cause of environmentally related deaths worldwide. In addition, air pollution
 
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has also been classified as the leading environmental cause of cancer. </span></p>
 
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<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#222222'>Air quality in Bulgaria is
 
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a big concern: measurements show that citizens all over the country breathe in
 
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air that is considered harmful to health. For example, concentrations of PM2.5
 
−
and PM10 are much higher than what the EU and the World Health Organization
 
−
(WHO) have set to protect health.</span></p>
 
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<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#222222'>Bulgaria had the highest
 
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PM2.5 concentrations of all EU-28 member states in urban areas over a
 
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three-year average. For PM10, Bulgaria is also leading on the top polluted
 
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countries with 77 &#956;g/m3on the daily mean concentration (EU limit value is
 
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50 &#956;g/m3).</span></p>
 
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<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#222222'>According to the WHO, 60
 
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percent of the urban population in Bulgaria is exposed to dangerous (unhealthy)
 
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levels of particulate matter (PM10).</span></p>
 
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<div style='border:none;border-bottom:solid #A2A9B1 1.0pt;padding:0in 0in 0in 0in;
 
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background:white'>
 
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<p class=MsoNormal style='margin-top:12.0pt;margin-right:0in;margin-bottom:
 
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3.0pt;margin-left:0in;line-height:normal;background:white;border:none;
 
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padding:0in'><span style='font-size:21.5pt;font-family:"Georgia",serif;
 
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color:black'>The Task</span></p>
 
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</div>
 
−
 
 
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<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#222222'>In this assignment, you
 
−
are required to use visual analytics approach to reveal spatio-temporal
 
−
patterns of air quality in Sofia City and to identify issues of concern.</span></p>
 
−
 
 
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<div style='border:none;border-bottom:solid #A2A9B1 1.0pt;padding:0in 0in 0in 0in;
 
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background:white'>
 
−
 
 
−
<p class=MsoNormal style='margin-top:12.0pt;margin-right:0in;margin-bottom:
 
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3.0pt;margin-left:0in;line-height:normal;background:white;border:none;
 
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padding:0in'><span style='font-size:18.0pt;font-family:"Georgia",serif;
 
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color:black'>Task 1: Spatio-temporal Analysis of Official Air Quality</span></p>
 
−
 
 
−
</div>
 
−
 
 
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<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#222222'>Characterize the past and
 
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most recent situation with respect to air quality measures in Sofia City. What
 
−
does a typical day look like for Sofia city? Do you see any trends of possible
 
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interest in this investigation? What anomalies do you find in the official air
 
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quality dataset? How do these affect your analysis of potential problems to the
 
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environment?</span></p>
 
−
 
 
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<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#222222'>Your submission for this
 
−
questions should contain no more than 10 images and 1000 words.</span></p>
 
−
 
 
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<div style='border:none;border-bottom:solid #A2A9B1 1.0pt;padding:0in 0in 0in 0in;
 
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background:white'>
 
−
 
 
−
<p class=MsoNormal style='margin-top:12.0pt;margin-right:0in;margin-bottom:
 
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3.0pt;margin-left:0in;line-height:normal;background:white;border:none;
 
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padding:0in'><span style='font-size:18.0pt;font-family:"Georgia",serif;
 
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color:black'>Task 2: Spatio-temporal Analysis of Citizen Science Air Quality
 
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Measurements</span></p>
 
−
 
 
−
</div>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#222222'>Using appropriate data
 
−
visualisation, you are required will be asked to answer the following types of
 
−
questions:</span></p>
 
−
 
 
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<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
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-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
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font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
−
</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
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color:#222222'>Characterize the sensors’ coverage, performance and operation.
 
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Are they well distributed over the entire city? Are they all working properly
 
−
at all times? Can you detect any unexpected behaviors of the sensors through
 
−
analyzing the readings they capture? Limit your response to no more than 4
 
−
images and 600 words.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
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-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
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font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
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</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
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color:#222222'>Now turn your attention to the air pollution measurements themselves.
 
−
Which part of the city shows relatively higher readings than others? Are these
 
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differences time dependent? Limit your response to no more than 6 images and
 
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800 words.</span></p>
 
−
 
 
−
<div style='border:none;border-bottom:solid #A2A9B1 1.0pt;padding:0in 0in 0in 0in;
 
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background:white'>
 
−
 
 
−
<p class=MsoNormal style='margin-top:12.0pt;margin-right:0in;margin-bottom:
 
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3.0pt;margin-left:0in;line-height:normal;background:white;border:none;
 
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padding:0in'><span style='font-size:18.0pt;font-family:"Georgia",serif;
 
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color:black'>Task 3</span></p>
 
−
 
 
−
</div>
 
−
 
 
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<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#222222'>Urban air pollution is a
 
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complex issue. There are many factors affecting the air quality of a city. Some
 
−
of the possible causes are:</span></p>
 
−
 
 
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<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
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-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
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font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
−
</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Local energy sources. For example, according to&nbsp;</span><a
 
−
href="http://unmaskmycity.org/project/sofia/"><span style='font-size:10.5pt;
 
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font-family:"Arial",sans-serif;color:#663366'>Unmask My City</span></a><span
 
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style='font-size:10.5pt;font-family:"Arial",sans-serif;color:#222222'>, a
 
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global initiative by doctors, nurses, public health practitioners, and allied
 
−
health professionals dedicated to improving air quality and reducing emissions
 
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in our cities, Bulgaria’s main sources of PM10, and fine particle pollution
 
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PM2.5 (particles 2.5 microns or smaller) are household burning of fossil fuels
 
−
or biomass, and transport.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
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-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
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font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
−
</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Local meteorology such as temperature, pressure, rainfall,
 
−
humidity, wind etc</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
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-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
−
font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
−
</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
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color:#222222'>Local topography</span></p>
 
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<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
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-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
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font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
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</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
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color:#222222'>Complex interactions between local topography and meteorological
 
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characteristics.</span></p>
 
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<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
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-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
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font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
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</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
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color:#222222'>Transboundary pollution for example the haze that intruded into
 
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Singapore from our neighbours.</span></p>
 
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<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#222222'>In this third task, you
 
−
are required to reveal the relationships between the factors mentioned above
 
−
and the air quality measure detected in Task 1 and Task 2. Limit your response
 
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to no more than 5 images and 600 words.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
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<div style='border:none;border-bottom:solid #A2A9B1 1.0pt;padding:0in 0in 0in 0in;
 
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background:white'>
 
−
 
 
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<p class=MsoNormal style='margin-top:12.0pt;margin-right:0in;margin-bottom:
 
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3.0pt;margin-left:0in;line-height:normal;background:white;border:none;
 
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padding:0in'><span style='font-size:18.0pt;font-family:"Georgia",serif;
 
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color:black'>Reference</span></p>
 
−
 
 
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</div>
 
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<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
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<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
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-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
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font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
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</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
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color:#222222'>https://wiki.smu.edu.sg/18191isss608g1/Assignment</span></p>
 
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<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
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-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
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font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
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</span></span><a
 
−
href="https://uk-air.defra.gov.uk/assets/documents/reports/cat13/1309250915_130923_Review_of_air_quality_monitoring_station_classifications.pdf"><span
 
−
style='font-size:10.5pt;font-family:"Arial",sans-serif'>https://uk-air.defra.gov.uk/assets/documents/reports/cat13/1309250915_130923_Review_of_air_quality_monitoring_station_classifications.pdf</span></a></p>
 
−
 
 
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<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
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-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
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font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
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</span></span><a
 
−
href="https://www.google.com.sg/maps/place/Sofia,+Bulgaria/@42.7053962,23.0148081,10.38z/data=!4m5!3m4!1s0x40aa8682cb317bf5:0x400a01269bf5e60!8m2!3d42.6978289!4d23.3219147"><span
 
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style='font-size:10.5pt;font-family:"Arial",sans-serif'>https://www.google.com.sg/maps/place/Sofia,+Bulgaria/@42.7053962,23.0148081,10.38z/data=!4m5!3m4!1s0x40aa8682cb317bf5:0x400a01269bf5e60!8m2!3d42.6978289!4d23.3219147</span></a></p>
 
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<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
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normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
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color:#222222'>&nbsp;</span></p>
 
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<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
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<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
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10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
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<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
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margin-left:0in;line-height:normal;background:white'><span class=mw-headline><span
 
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style='font-size:10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></span></p>
 
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<div style='border:none;border-bottom:solid #A2A9B1 1.0pt;padding:0in 0in 0in 0in;
 
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background:white'>
 
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<h2 style='margin-top:12.0pt;margin-right:0in;margin-bottom:3.0pt;margin-left:
 
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0in;background:white;border:none;padding:0in'><span class=mw-headline><span
 
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style='font-family:"Georgia",serif;color:black;font-weight:normal'>Data
 
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preparation</span></span></h2>
 
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</div>
 
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<p class=MsoNormal style='margin-left:.25in'><b><span style='font-size:14.0pt;
 
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line-height:107%'>Part A raw data </span></b></p>
 
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<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
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normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>1&gt;Official air quality measurements (5 stations in the city) (EEA
 
−
Data.zip) – as per EU guidelines on air quality monitoring see the data
 
−
description.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>2&gt;  Citizen science air quality measurements (Air Tube.zip),
 
−
incl. temperature, humidity and pressure (many stations) and topography
 
−
(gridded data).</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>3&gt;Meteorological measurements (1 station) (METEO-data.zip):
 
−
Temperature; Humidity; Wind speed; Pressure; Rainfall; Visibility</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>4&gt;Topography data (TOPO-DATA)</span></p>
 
−
 
 
−
<p class=MsoNormal><b><span style='font-size:14.0pt;line-height:107%'>Part B Data
 
−
cleaning</span></b></p>
 
−
 
 
−
<p class=MsoNormal style='margin-left:.25in'>1 EEA data </p>
 
−
 
 
−
<p class=MsoListParagraphCxSpFirst align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpLast align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure2.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>With all data in EEA zip are from 2013to 2018 separately, I
 
−
concatenated data among all the time and joined with metadata as well as
 
−
“sofia_topo” data. </span></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpFirst>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle>2 Air tube data</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle align=center style='text-align:center'><img
 
−
border=0 width=255 height=73 id="Picture 48"
 
−
src="assignment%203%20report%20-%20Copy1118_files/image002.jpg"></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure3.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpLast>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>After joining two years’ data, use R code to transform geohash
 
−
to latitude and longtitude.</span></p>
 
−
 
 
−
<p class=MsoListParagraph>&nbsp;</p>
 
−
 
 
−
<div style='border:solid #CCCCCC 1.0pt;padding:7.0pt 7.0pt 7.0pt 7.0pt;
 
−
background:whitesmoke'>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:7.5pt;line-height:normal;background:
 
−
whitesmoke;word-break:break-all;border:none;padding:0in'><span
 
−
style='font-size:10.0pt;font-family:"Courier New";color:#333333'>geocoded &lt;-
 
−
gh_decode(data$geohash)</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:7.5pt;line-height:normal;background:
 
−
whitesmoke;word-break:break-all;border:none;padding:0in'><span
 
−
style='font-size:10.0pt;font-family:"Courier New";color:#333333'>joined_data
 
−
&lt;- cbind(data, geocoded)</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:7.5pt;line-height:normal;background:
 
−
whitesmoke;word-break:break-all;border:none;padding:0in'><span
 
−
style='font-size:10.0pt;font-family:"Courier New";color:#333333'>write_csv(joined_data,
 
−
path = </span><span style='font-size:10.0pt;font-family:"Courier New";
 
−
color:#DD1144'>&quot;sofia-air_air-sofia/Air
 
−
Tube/data_bg_2017_geocoded.csv&quot;</span><span style='font-size:10.0pt;
 
−
font-family:"Courier New";color:#333333'>)</span></p>
 
−
 
 
−
</div>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpFirst align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure4.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpLast align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure5.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>3 lbsf_20120101-20180917_IP</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Joined IP data with EEA data to get the value of concentration.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>4 Air tube </span></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpFirst align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure6.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure7.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpLast align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>During the EDA analysis,
 
−
it is observed that the max </span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>Value is 435 and min is
 
−
-5573, which is unreasonable. So need to delete these data.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>After removing the data
 
−
under-5, the distribution is more normal distributed.</span></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpFirst>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure8.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpLast align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-left:.25in'><b><span style='font-size:14.0pt;
 
−
line-height:107%'>Part C Software Used in Analysis</span></b></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpFirst style='margin-top:6.0pt;margin-right:0in;
 
−
margin-bottom:6.0pt;margin-left:.5in;text-indent:-.25in;line-height:normal;
 
−
background:white'><span style='font-size:10.5pt;font-family:Symbol;color:#222222'>·<span
 
−
style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span
 
−
style='font-size:10.5pt;font-family:"Arial",sans-serif;color:#222222'>Tableau</span></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle style='margin-top:6.0pt;margin-right:0in;
 
−
margin-bottom:6.0pt;margin-left:.5in;text-indent:-.25in;line-height:normal;
 
−
background:white'><span style='font-size:10.5pt;font-family:Symbol;color:#222222'>·<span
 
−
style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span
 
−
style='font-size:10.5pt;font-family:"Arial",sans-serif;color:#222222'>JMP Pro</span></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle style='margin-top:6.0pt;margin-right:0in;
 
−
margin-bottom:6.0pt;margin-left:.5in;text-indent:-.25in;line-height:normal;
 
−
background:white'><span style='font-size:10.5pt;font-family:Symbol;color:#222222'>·<span
 
−
style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span
 
−
style='font-size:10.5pt;font-family:"Arial",sans-serif;color:#222222'>R</span></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle style='margin-top:6.0pt;margin-right:0in;
 
−
margin-bottom:6.0pt;margin-left:.5in;line-height:normal;background:white'><span
 
−
style='font-size:10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpLast style='margin-top:6.0pt;margin-right:0in;
 
−
margin-bottom:6.0pt;margin-left:.5in;line-height:normal;background:white'><span
 
−
style='font-size:10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<div style='border:none;border-bottom:solid #A2A9B1 1.0pt;padding:0in 0in 0in 0in;
 
−
background:white'>
 
−
 
 
−
<p class=MsoNormal style='margin-top:12.0pt;margin-right:0in;margin-bottom:
 
−
3.0pt;margin-left:0in;line-height:normal;background:white;border:none;
 
−
padding:0in'><span style='font-size:18.0pt;font-family:"Georgia",serif;
 
−
color:black'>Task 1: Spatio-temporal Analysis of Official Air Quality</span></p>
 
−
 
 
−
</div>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>Characterize the past and
 
−
most recent situation with respect to air quality measures in Sofia City. What
 
−
does a typical day look like for Sofia city? Do you see any trends of possible
 
−
interest in this investigation? What anomalies do you find in the official air
 
−
quality dataset? How do these affect your analysis of potential problems to the
 
−
environment?</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>Your submission for this
 
−
questions should contain no more than 10 images and 1000 words.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-left:.25in'><b><span style='font-size:14.0pt;
 
−
line-height:107%'>Part A Past and most recent comparison</span></b></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal align=center style='margin-bottom:1.2pt;margin-left:19.2pt;
 
−
text-align:center;line-height:normal;background:white'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure9.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='margin-bottom:1.2pt;margin-left:19.2pt;
 
−
text-align:center;line-height:normal;background:white'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>In this graph, x-axis is
 
−
“averaging time” type and y-axis is daily time records changing from 2013 to
 
−
2018.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>The different color indicates
 
−
different stations.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>In the past from 2013 to
 
−
2016, there were 5 stations, each of them used daily measurement method.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>From 2016 to 2017, one
 
−
station called “Orlov Most” closed and four stations all began to use a
 
−
combination of daily and hourly measurement.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>Recently, from 2017
 
−
onwards, all stations use hourly as the main methods along with daily menthods,
 
−
in the same time, a new station called “Mladost” launched.</span></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure10.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>From the end of 2015, stations
 
−
began discontinuous use hourly measurement and they began to reuse measured
 
−
daily again in 2018.</span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure11.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure12.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>In this chart, orange is
 
−
traffic air quality station and blue is the background air quality station.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>From 2016 they closed a
 
−
traffic one until 2017 and opened a new traffic station in 2018, which probably
 
−
due to the more serious traffic pollution trends.</span></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure13.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>Traffic stations have been
 
−
classified as 'located such that its pollution level is determined
 
−
predominantly by the emissions from nearby traffic (roads, motorways, highways)'.
 
−
Background stations are not influenced significantly by single sources but by
 
−
an integrated contribution from all sources.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>From 2018, the traffic
 
−
seems to be predominantly impact the air pollution.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-left:.25in'><b><span style='font-size:14.0pt;
 
−
line-height:107%'>Part B calendar heatmap</span></b></p>
 
−
 
 
−
<p class=MsoNormal> </p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure14.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure15.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal><b>&nbsp;</b></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure16.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal align=center style='margin-top:6.0pt;margin-right:0in;
 
−
margin-bottom:6.0pt;margin-left:0in;text-align:center;line-height:normal;
 
−
background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure17.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>To analyze whether air
 
−
pollution concentration is determined by temperature, I build the calendar map
 
−
to show the time series. From the calendar, we can easily observe that the
 
−
higher concentration all mainly distributed among January, February, Nov and Dec.</span></p>
 
−
 
 
−
<p class=MsoNormal><b><span style='font-size:14.0pt;line-height:107%'>&nbsp;</span></b></p>
 
−
 
 
−
<p class=MsoNormal style='margin-left:.25in'><b><span style='font-size:14.0pt;
 
−
line-height:107%'>Part C station </span></b></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure18.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>For different station, we
 
−
can observe that the Orlov Most has the highest level of average pollution
 
−
followed by IAOS/Pavlovo. After exploring the data, we can find that all these
 
−
two stations are traffic stations.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-left:.25in'><b><span style='font-size:14.0pt;
 
−
line-height:107%'>Part D daily observation</span></b></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure19.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>After selecting the daily
 
−
measurement, we can observe the daily trend hour by hour. Also, for most of the
 
−
stations, the air pollution is comparatively terrible at 4 to 10 am and after
 
−
6pm.</span></p>
 
−
 
 
−
<p class=MsoNormal> </p>
 
−
 
 
−
<div style='border:none;border-bottom:solid #A2A9B1 1.0pt;padding:0in 0in 0in 0in;
 
−
background:white'>
 
−
 
 
−
<p class=MsoNormal style='margin-top:12.0pt;margin-right:0in;margin-bottom:
 
−
3.0pt;margin-left:0in;line-height:normal;background:white;border:none;
 
−
padding:0in'><span style='font-size:18.0pt;font-family:"Georgia",serif;
 
−
color:black'>Task 2: Spatio-temporal Analysis of Citizen Science Air Quality
 
−
Measurements</span></p>
 
−
 
 
−
</div>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>Using appropriate data
 
−
visualisation, you are required will be asked to answer the following types of
 
−
questions:</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
−
-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
−
font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
−
</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Characterize the sensors’ coverage, performance and operation.
 
−
Are they well distributed over the entire city? Are they all working properly
 
−
at all times? Can you detect any unexpected behaviors of the sensors through
 
−
analyzing the readings they capture? Limit your response to no more than 4
 
−
images and 600 words.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
−
-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
−
font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
−
</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Now turn your attention to the air pollution measurements
 
−
themselves. Which part of the city shows relatively higher readings than
 
−
others? Are these differences time dependent? Limit your response to no more
 
−
than 6 images and 800 words.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoNormal><b><span style='font-size:14.0pt;line-height:107%'>Part A sensors’
 
−
coverage</span></b></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure20.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'><b>&nbsp;</b></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>When we print all the location in the map, the stations almost
 
−
distributed in Sofia.</span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure21.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>After filter the area of Sofia, the stations are distributed well
 
−
among the entire country.</span></p>
 
−
 
 
−
<p class=MsoNormal><b><span style='font-size:14.0pt;line-height:107%'>Part B Anomalies&nbsp;</span></b></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure22.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>In the data cleaning process, when we check the EDA of
 
−
temperature, humidity and pressure.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>The min temperature is -5573, so some sensors are definitely
 
−
worked abnormally.</span></p>
 
−
 
 
−
<p class=MsoNormal><img border=0 width=5 height=5 id="Picture 22"
 
−
src="assignment%203%20report%20-%20Copy1118_files/image003.jpg"></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpFirst style='text-indent:-.25in'><span
 
−
style='font-family:Symbol'><img width=18 height=18
 
−
src="assignment%203%20report%20-%20Copy1118_files/image001.png" alt="*"><span
 
−
style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp; </span></span>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle align=center style='text-align:center;
 
−
text-indent:-.25in'><span style='font-family:Symbol'><img width=18 height=18
 
−
src="assignment%203%20report%20-%20Copy1118_files/image001.png" alt="*"><span
 
−
style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp; </span></span><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure23.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoListParagraphCxSpMiddle style='text-indent:-.25in'><span
 
−
style='font-family:Symbol'><img width=18 height=18
 
−
src="assignment%203%20report%20-%20Copy1118_files/image001.png" alt="*"><span
 
−
style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp; </span></span>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraphCxSpLast style='text-indent:-.25in'><span
 
−
style='font-family:Symbol'><img width=18 height=18
 
−
src="assignment%203%20report%20-%20Copy1118_files/image001.png" alt="*"><span
 
−
style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp; </span></span>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal><b><span style='font-size:14.0pt;line-height:107%'>Part C readings</span></b></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal align=center style='margin-bottom:1.2pt;margin-left:19.2pt;
 
−
text-align:center;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure24.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='margin-bottom:1.2pt;margin-left:19.2pt;
 
−
text-align:center;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>From the correlation matrix, we can observe that P1 and P2 is
 
−
totally positive correlated, so we just focus on exploring one type of reading.
 
−
</span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure25.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>From the density map, the highlight part in map have the higher
 
−
reading of P1.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure26.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure27.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Capturing two screenshot from the animation, we can observe
 
−
different things from two pics. </span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Compared reading in Oct/52017, color of the circle is becoming
 
−
darker while the number of stations also expanded. So it is probably indicate worse
 
−
air condition cause more stations to observe and supervise. </span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure27.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure28.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure29.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal align=center style='margin-bottom:1.2pt;margin-left:19.2pt;
 
−
text-align:center;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure30.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='margin-bottom:1.2pt;margin-left:19.2pt;
 
−
text-align:center;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='margin-bottom:1.2pt;margin-left:19.2pt;
 
−
text-align:center;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>From the heatmap, all the readings have time series characters.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>P1 and pressure are higher in Jan while humidity is higher in
 
−
Nov.</span></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph>&nbsp;</p>
 
−
 
 
−
<div style='border:none;border-bottom:solid #A2A9B1 1.0pt;padding:0in 0in 0in 0in;
 
−
background:white'>
 
−
 
 
−
<p class=MsoNormal style='margin-top:12.0pt;margin-right:0in;margin-bottom:
 
−
3.0pt;margin-left:0in;line-height:normal;background:white;border:none;
 
−
padding:0in'><span style='font-size:18.0pt;font-family:"Georgia",serif;
 
−
color:black'>Task 3</span></p>
 
−
 
 
−
</div>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>Urban air pollution is a
 
−
complex issue. There are many factors affecting the air quality of a city. Some
 
−
of the possible causes are:</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
−
-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
−
font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
−
</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Local energy sources. For example, according to&nbsp;</span><a
 
−
href="http://unmaskmycity.org/project/sofia/"><span style='font-size:10.5pt;
 
−
font-family:"Arial",sans-serif;color:#663366'>Unmask My City</span></a><span
 
−
style='font-size:10.5pt;font-family:"Arial",sans-serif;color:#222222'>, a
 
−
global initiative by doctors, nurses, public health practitioners, and allied
 
−
health professionals dedicated to improving air quality and reducing emissions
 
−
in our cities, Bulgaria’s main sources of PM10, and fine particle pollution
 
−
PM2.5 (particles 2.5 microns or smaller) are household burning of fossil fuels
 
−
or biomass, and transport.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
−
-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
−
font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
−
</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Local meteorology such as temperature, pressure, rainfall,
 
−
humidity, wind etc</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
−
-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
−
font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
−
</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Local topography</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
−
-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
−
font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
−
</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Complex interactions between local topography and meteorological
 
−
characteristics.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;text-indent:
 
−
-.25in;line-height:normal;background:white'><span style='font-size:10.0pt;
 
−
font-family:Symbol;color:#222222'>·<span style='font:7.0pt "Times New Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 
−
</span></span><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Transboundary pollution for example the haze that intruded into
 
−
Singapore from our neighbours.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:6.0pt;margin-right:0in;margin-bottom:6.0pt;
 
−
margin-left:0in;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>In this third task, you
 
−
are required to reveal the relationships between the factors mentioned above
 
−
and the air quality measure detected in Task 1 and Task 2. Limit your response
 
−
to no more than 5 images and 600 words.</span></p>
 
−
 
 
−
<p class=MsoNormal><b><span style='font-size:14.0pt;line-height:107%'>Part A air
 
−
pollution with Local meteorology such as temperature, pressure, rainfall,
 
−
humidity, wind&nbsp;</span></b></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure31.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='margin-bottom:1.2pt;margin-left:19.2pt;
 
−
text-align:center;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figur32.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>From the Correlation Matrices, PRCPAVG (Daily average
 
−
precipitation amount) is most positively related to concentration with </span><a
 
−
href="https://www.baidu.com/link?url=77T5dU8sc9WEVFVKYbfDagaTeud2vNgIhmDI1S8O5z4s6K711YhJ9aNl5zJWMix79wCISDYHCY9v5QSZ3FZNbSWmUCWKBMza5hww6h6v2DuQlcyOll-PLB8xfbW6J98L&amp;wd=&amp;eqid=e9bd3b690000afdc000000065bf0cea6"
 
−
target="_blank"><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222;text-decoration:none'>correlation coefficent</span></a><span
 
−
style='font-size:10.5pt;font-family:"Arial",sans-serif;color:#222222'> 0.35.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Next, RHAVG (Daily average relative humidity) is also positively
 
−
impact the air pollution with coefficient 0.21 followed by VISIB  with </span><a
 
−
href="https://www.baidu.com/link?url=77T5dU8sc9WEVFVKYbfDagaTeud2vNgIhmDI1S8O5z4s6K711YhJ9aNl5zJWMix79wCISDYHCY9v5QSZ3FZNbSWmUCWKBMza5hww6h6v2DuQlcyOll-PLB8xfbW6J98L&amp;wd=&amp;eqid=e9bd3b690000afdc000000065bf0cea6"
 
−
target="_blank"><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222;text-decoration:none'>correlation coefficent</span></a><span
 
−
style='font-size:10.5pt;font-family:"Arial",sans-serif;color:#222222'>.09.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>On the other hand, the TASACG (Daily average temperature) is
 
−
most negatively related to concentration with  </span><a
 
−
href="https://www.baidu.com/link?url=77T5dU8sc9WEVFVKYbfDagaTeud2vNgIhmDI1S8O5z4s6K711YhJ9aNl5zJWMix79wCISDYHCY9v5QSZ3FZNbSWmUCWKBMza5hww6h6v2DuQlcyOll-PLB8xfbW6J98L&amp;wd=&amp;eqid=e9bd3b690000afdc000000065bf0cea6"
 
−
target="_blank"><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222;text-decoration:none'>correlation coefficent</span></a><span
 
−
style='font-size:10.5pt;font-family:"Arial",sans-serif;color:#222222'> -0.39.</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>Next, sfcwindAVG (Daily average wind speed) is negatively
 
−
related to concentration with  </span><a
 
−
href="https://www.baidu.com/link?url=77T5dU8sc9WEVFVKYbfDagaTeud2vNgIhmDI1S8O5z4s6K711YhJ9aNl5zJWMix79wCISDYHCY9v5QSZ3FZNbSWmUCWKBMza5hww6h6v2DuQlcyOll-PLB8xfbW6J98L&amp;wd=&amp;eqid=e9bd3b690000afdc000000065bf0cea6"
 
−
target="_blank"><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222;text-decoration:none'>correlation coefficent</span></a><span
 
−
style='font-size:10.5pt;font-family:"Arial",sans-serif;color:#222222'> 0.36.</span></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure33.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal><b><span style='font-size:14.0pt;line-height:107%'>Part B
 
−
P1P2 with Local meteorology such as temperature, pressure, humidity</span></b></p>
 
−
 
 
−
<p class=MsoNormal>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure34.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='text-align:center'>&nbsp;</p>
 
−
 
 
−
<p class=MsoNormal align=center style='margin-bottom:1.2pt;margin-left:19.2pt;
 
−
text-align:center;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoListParagraph align=center style='text-align:center'><span
 
−
class=fontstyle01><span style='font-size:9.0pt;line-height:107%'>[[Image:Group8_Figure35.png|500px]]</span></span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='margin-bottom:1.2pt;margin-left:19.2pt;
 
−
text-align:center;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoNormal align=center style='margin-bottom:1.2pt;margin-left:19.2pt;
 
−
text-align:center;line-height:normal;background:white'><span style='font-size:
 
−
10.5pt;font-family:"Arial",sans-serif;color:#222222'>Temperature, humidity as
 
−
well as pressure these factors seem to be all have lightly impact on P1 </span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-bottom:1.2pt;margin-left:19.2pt;line-height:
 
−
normal;background:white'><span style='font-size:10.5pt;font-family:"Arial",sans-serif;
 
−
color:#222222'>and P2,which P1 and P2 positively correlated entirely.</span></p>
 
−
 
 
−
<div style='border:none;border-bottom:solid #A2A9B1 1.0pt;padding:0in 0in 0in 0in;
 
−
background:white'>
 
−
 
 
−
<p class=MsoNormal style='margin-top:12.0pt;margin-right:0in;margin-bottom:
 
−
3.0pt;margin-left:0in;line-height:normal;background:white;border:none;
 
−
padding:0in'><span style='font-size:18.0pt;font-family:"Georgia",serif;
 
−
color:black'>&nbsp;</span></p>
 
−
 
 
−
<p class=MsoNormal style='margin-top:12.0pt;margin-right:0in;margin-bottom:
 
−
3.0pt;margin-left:0in;line-height:normal;background:white;border:none;
 
−
padding:0in'><span style='font-size:18.0pt;font-family:"Georgia",serif;
 
−
color:black'>4 Dashboard</span></p>
 
−
 
 
−
</d
 

Revision as of 16:32, 18 November 2018

Group8 Figure1.png Air pollution in Sofia

Overview

Data preparation

Task 1

Task 2

Task 3

Dashboard

 


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