Descriptive Analytics I: Nature of Data, Statistical Modeling, and Visualisation - Data Visualization
5 important questions on Descriptive Analytics I: Nature of Data, Statistical Modeling, and Visualisation - Data Visualization
What is data visualization? Why is it needed?
Information is the aggregation, summerization and contextualization of data (raw facts).
What are the historical roots of data visualization?
William Playfair 1801: inventor of modern chart: line and bar charts.
Carefully analyze Charles Joseph Minard's graphical portrayal of Napoleon's march. Identify and comment on all the information dimensions captured in this ancient diagram.
- Size of the army
- Direction of movement
- Geographic locations
- Temperature
- Time scales
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Who is Edward Tufte? Why do you think we should know about his work?
Visualization books, and early visualizations chronicled on his websit: edwardtufte.com
What do you think is the next big thing in data visualization?
- 3-dimensional visualization
- virtual reality
- holographic visualization
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