44 lines
1.2 KiB
Markdown
44 lines
1.2 KiB
Markdown
# Fundamentals of Information Visualisation
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###### How to make use of data?
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- How do we avoid being overwhelmed?
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- How do we make sense of the data?
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- How do we harness this data in the decision-making process?
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###### Objective
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- Transform the data into information (understanding & insight)
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##### What is Information Visualisation
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> - “… finding the artificial memory that best supports our natural means of perception.” - Bertin 1967
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> - “The use of computer -generated, interactive, visual representations opf data to amplify cognition” - Card, Mackinlay & Shneiderman 1999
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### Anscombe’s Quartet
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Here we can see that statistically these sets are similar
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However, by graphing them, we can see that these data sets are very different.
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#### Common Information Visualisations
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- Pie charts
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- Very common, easy to understand, visually appealing
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- Can make comparisons harder with many segments
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- Bar chart
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- Makes comparisons between bars easier
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- Calendar View
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- https://observablehq.com/@d3/calendar
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- Can spot long-term trends - e.g. seasonal, annual trends
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###### Wikipedia Edit Evolution
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Note the use of colour and shape.
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