Lesson06

IS428 Visual Analytics for Business Intelligence

About

Weekly Session

Assignments

Visual Analytics Project

Course Resources

Visualising and Analysing Time-series Patterns

Lesson 6 slides or web slides

Content

Characteristics of time-series data

• cross-sectional vs continuous
• stream data vs static data
• Visualisation process of temporal data

Time-series data visualization techniques

• Time-series line chart
• Cycle plots: An effective alternative to time-series line charts
• Horizon graph
• Animated bubble chart

Time-series data visualisation toolkit

• Time Searcher
• Google Finance

Hands-on Session

Tableau Methods

Slopegraph

• Tableau Tip Tuesday: How to Create Slopegraphs [1]
• Slopegraphs in Tableau [2]
• How to make a slope chart in Tableau [3]

Horizon Graph

• Horizon Chart [4]

Daily Readings

Day	Time required	Readings
Monday	60 mins	A taxonomy of temporal data visualization techniques [5] Towards a Conceptual Framework for Visual Analytics of Time and Time-oriented Data. Proceedings of the 39th conference on Winter simulation, e-journal@smu
Tuesday	60 mins	Introduction to Cycle Plots [6] Slopegraphs for comparing gradients: Slopegraph theory and practice [7] Displaying Change Between Two Points in Time [8]
Thursday	60 mins	Visualizing Change: An Innovation in Time-Series Analysis [9] or video [10] Better Know a Visualization: Motion Charts [11] Motion Charts: Telling Stories with Statistics [12]
Friday	60 mins	The Development of the Horizon Graph [13] Time on the Horizon[14] Sizing the Horizon: The Effects of Chart Size and Layering on the Graphical Perception of Time Series Visualizations [15]

References

Aigner, W. et. al. (2011) Visualization of Time-Oriented Data. Springer, London., especially Chapter 7: Survey of Visualization Techniques.

"Chapter 7: Time-Series Analysis" in Few, S (2009) Now You See It. Analytic Press, Oakland CA.

Discussion

Discussion Lesson 06