Data Visualization-Ashwin

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Data Visualizationwith Tableau, Tibco Spotfire and QlikSense

Ashwin Dinoriya


What is Data Visualization ?

The representation and presentation of data that exploits our visual perception abilities in order to amplify cognition.


6 Ws of Visualization


Example 1 : Napoleon's famous Russian campaign


Example 2: John Snow’s Cholera Outbreak Map


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


Bar Charts


Gantt Chart (Floating Bar Chart)


Histogram


Word Cloud


Hierarchies: Pie Chart


Stacked Bar Chart


Tree Map


Time Series: Line Chart


Area Chart and Stacked Area Chart


Whisker Plot


Relational: Scatter Plot (Bubble Plot)


Scatter Plot Matrix


Radial Network (Chord Diagram)


Maps


Ensuring excellence in Data Visualization

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Visually Appealing ScalableGives right information to userAccessibleAllows rapid development and deployment


Common Data Adjustments• Calculating indexes and ratios• Calculating percentage• Aggregating• Regrouping

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Example 3: Nobel Prize Laurates


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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http://www.tableau.com/products/trial

Data Visualization-Ashwin

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