visualizing big data muaz a mian. pie chart bar chart normal visualization tools
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Visualizing Big Data
Muaz A Mian
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Pie Chart
Bar Chart
Normal Visualization tools
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Think of out of Box
• Visualization always depends on your dataset.• So sometime you just need to …
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World Map using Facebook friends information
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ChronoZoom – Visualizing entire history of Universe
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When is data too much?When it doesn’t fit the screen.
So we visualize
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Visualization Problems in Big Data
• visualizing more data points than possible
Clutter
• Taking time to load
Performance
• Loosing key data points
Information Loss
• Understanding becomes limited
Limited Cognition
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Some Solution to Visualization
• Selecting a small set of actual data
Sampling
• Grouping data
Aggregation
Tuning / Tweaking
• Breaking data on some parameter
Segmentation
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Web Visualization Tools
D3
amCharts
Visual.ly