Visualization
Pattern
Pattern is a web mining module for Python. It has tools for: Data Mining: web services (Google, Twitter, Wikipedia), web crawler, HTML DOM parser Natural Language Processing: part-of-speech taggers, n-gram search, sentiment analysis, WordNet Machine Learning: vector space model, clustering, classification (KNN, SVM, Perceptron) Network Analysis: graph centrality and visualization. It is well documented, thoroughly tested with 350+ unit tests and comes bundled with 50+ examples. The source code is licensed under BSD.