data visualization-ashwin
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Data Visualizationwith Tableau, Tibco Spotfire and QlikSense
Ashwin Dinoriya
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What is Data Visualization ?
The representation and presentation of data that exploits our visual perception abilities in order to amplify cognition.
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6 Ws of Visualization
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Example 1 : Napoleon's famous Russian campaign
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Example 2: John Snow’s Cholera Outbreak Map
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What are different types of Visualization ?
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Comparing categories – Bar ChartsAssessing hierarchies & part-of-a-whole relationships–Pie ChartShowing changes over time – The Line ChartMapping geo-spatial data – The scatter PlotCharting and graphing relationships – Choropleth Map
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Bar Charts
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Gantt Chart (Floating Bar Chart)
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Histogram
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Word Cloud
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Hierarchies: Pie Chart
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Stacked Bar Chart
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Tree Map
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Time Series: Line Chart
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Area Chart and Stacked Area Chart
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Whisker Plot
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Relational: Scatter Plot (Bubble Plot)
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Scatter Plot Matrix
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Radial Network (Chord Diagram)
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Maps
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Ensuring excellence in Data Visualization
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Visually Appealing ScalableGives right information to userAccessibleAllows rapid development and deployment
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Common Data Adjustments• Calculating indexes and ratios• Calculating percentage• Aggregating• Regrouping
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Example 3: Nobel Prize Laurates
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Data Visualization Tools
Tableau DesktopTibco SpotfireQlikSenseMicrosoft Excel – PowerPivot,PowerMaps
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Tableau Demo• Click here and download Tableau 9.0 Desktop• Download Supremeats (.xlsx)2
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