Big Data and Visualization

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Information about Big Data and Visualization
Business & Mgmt

Published on March 4, 2014

Author: MichelBruley



Visual analytics is the science of analytical reasoning facilitated by interactive visual interfaces.

Facing this domain I have made a personal research, and realize a synthesis, which has helped me to clarify some ideas. The presentation that you could reach via the link below, does not intend to be exhaustive on the subject, but could perhaps bring you some useful insights.

Data Visualization Michel Bruley Teradata Aster EMEA Marketing Director Michel Bruley April 2013 Teradata Aster EMEA Marketing Director June 2013 Visual Community:

Origin of Information Visualization

Large Scale Visual Analytics Definition: Visual analytics is the science of analytical reasoning facilitated by interactive visual interfaces. 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.

Visual Analytics: conceptual view Visualization Model visualization

Techniques and Applications Statistics: A/B testing(split testing/bucket testing ), Spatial analysis, Predictive modelling: Regression Machine Learning: Unsupervised learning: cluster analysis, Supervised learning: classification, support vector machines(SVM), ensemble learning, Association rule learning Data Mining and Pattern Recognition: neural network, classification, clustering Natural language processing(NLP): Sentiment analysis Dimension Reduction: PCA, MDS, SVD Data fusion and data integration: Visual Word Time series analysis: Combination of statistics and signal processing Simulation: Monte Carlo simulations, MRF Optimization: Genetic algorithms Visualization: Scientific Vis, Info visualisation, Visual Analytics

Use cases Financial Visual Analytics Cyber security Visual Analytics Visual Analytics for Investigative Analysis on Text Documents Situation Surveillance and Awareness in Investigative Analysis Multimedia Visual Analytics Terrorism and Responses Disease visual analytics for Disease outbreak Prediction Etc.

Stacked Graphs

Tree Visualization(1) Node-Link Diagrams Sunburst Dendrogram

Tree Visualization(2) Circle-packing layouts Treemap

Network Visualization Force-Directed Layout Matrix Views Arc Diagrams

Scatter Plot

Parallel Coordinates


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)

Aster Discovery Platform

Visual SQL-MapReduce® Functions Complementary to BI tools & other visualizations FLOW VISUALIZER Visualize paths & patterns AFFINITY VISUALIZER Visualize clusters & groups HIERARCHY VISUALIZER Visualize hierarchical relationships 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 Chord

Team Power

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