Data Visualization Michel Bruley Teradata Aster EMEA Marketing
Data Visualization Michel Bruley Teradata Aster EMEA Marketing Director Michel Bruley April 2013 Teradata Aster EMEA Marketing Director June 2013 Visual Community: http: //vacommunity. org/tiki-index. php www. decideo. fr/bruley
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Origin of Information Visualization www. decideo. fr/bruley
Large Scale Visual Analytics n Definition: Visual analytics is the science of analytical reasoning facilitated by interactive visual interfaces. n People – – use visual analytics tools and techniques to Synthesize information and derive insight from massive, dynamic, ambiguous, and often conflicting data Detect the expected and discover the unexpected Provide timely, defensible, and understandable assessments Communicate assessment effectively for action. www. decideo. fr/bruley
Visual Analytics: conceptual view Visualization Model visualization www. decideo. fr/bruley
Techniques and Applications n Statistics: A/B testing(split testing/bucket testing ), Spatial analysis, Predictive modelling: Regression n Machine Learning: Unsupervised learning: cluster analysis, Supervised learning: classification, support vector machines(SVM), ensemble learning, Association rule learning n Data Mining and Pattern Recognition: neural network, classification, clustering n Natural language processing(NLP): Sentiment analysis n Dimension Reduction: PCA, MDS, SVD n Data fusion and data integration: Visual Word n Time series analysis: Combination of statistics and signal processing n Simulation: Monte Carlo simulations, MRF n Optimization: Genetic algorithms n Visualization: Scientific Vis, Info visualisation, Visual Analytics www. decideo. fr/bruley
Use cases n Financial n Cyber Visual Analytics security Visual Analytics n Visual Analytics for Investigative Analysis on Text Documents n Situation Surveillance and Awareness in Investigative Analysis n Multimedia n Terrorism n Disease n Etc. www. decideo. fr/bruley Visual Analytics and Responses visual analytics for Disease outbreak Prediction
Stacked Graphs www. decideo. fr/bruley
Tree Visualization(1) Node-Link Diagrams www. decideo. fr/bruley Sunburst Dendrogram
Tree Visualization(2) Circle-packing layouts www. decideo. fr/bruley Treemap
Network Visualization Force-Directed Layout Matrix Views Arc Diagrams www. decideo. fr/bruley
Scatter Plot www. decideo. fr/bruley
Parallel Coordinates www. decideo. fr/bruley
Maps www. decideo. fr/bruley
Flow Maps Napoleon’s Russian offensive was a catastrophe. He started with 422, 000 men in June 1812 and returned with less than 10, 000 soldiers on October 7, 1813. (For more details see slide notes) www. decideo. fr/bruley
Aster Discovery Platform www. decideo. fr/bruley
Visual SQL-Map. Reduce® Functions Complementary to BI tools & other visualizations FLOW VISUALIZER Visualize paths & patterns Out-of-the-Box In-Database In-Process AFFINITY VISUALIZER Visualize clusters & groups HIERARCHY VISUALIZER Visualize hierarchical relationships www. decideo. fr/bruley Analytics-Aware Complementary Value BI Tools: Batch Visualizations Outside the Database, General & Generic Aster: Rapid Visualizations, in-Database, for Specialized Analytics
Functions: Flow, Affinity, Hierarchy Visualizers Chord www. decideo. fr/bruley
Team Power www. decideo. fr/bruley
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