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Unsupervised Learning

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Social Network Analysis. Visualization Tools for Social Network Analysis. Commercial software | sites | free software Analyst's Notebook, part of the i2 Intelligence-Led Operations Platform, delivers rich assisted analysis and visualization capabilities to support analysts to prevent crime and terrorism. AdvancedMiner Social Network Analysis (SNA), models social relationships among persons, designed to enhance the available customer information with a set of social network statistics. Centrifuge, offers analysts and investigators an integrated suite of capabilities that can help them rapidly understand and glean insight from new data sources. IBM SPSS Clementine, data mining suite, includes link visualization software. Sites for Social Network Analysis INSNA is the professional association for researchers interested in social network analysis.

Free and Open-source Social Network Analysis Software GraphChi can run very large graph computations on just a single machine, by using a novel algorithm for processing the graph from disk (SSD or hard drive). Related. Www.cs.utah.edu/~piyush/teaching/4-10-print.pdf. Market Basket Analysis: Introduction and Approaches. Loyalty Square | Market Basket Analysis. Market Basket Analysis Market Basket Analysis (MBA), also known as affinity analysis, is a technique to identify items likely to be purchased together. The introduction of electronic point of sale systems has led to collection of large amount of data. Simple, yet powerful - MBA is an inexpensive technique to identify cross-sell opportunities.

A classic example is toothpaste and tuna. The analysis can be applied in various ways: Develop combo offers based on products sold together Organize and place associated products/categories nearby inside a store Determine the layout of the catalog of an ecommerce site Control inventory based on product demands and what products sell together Support, Confidence and Lift There are several measures used to understand various aspects of associated products. The simplest one, Support is the ratio of number of times two or more items occur together to the total number of transactions. How would you use Support, Confidence and Lift? Not Just Retail. Why Lift?