This code is based on idea and code from
Things that it doesn't currently do but would like to look into:
Phrase based searches, everything is word based, combonations of words are not currently supported Exact matches, all words are converted to stemmed metaphones so "ponies" is indexed as the sound of "pony". Date based searches or other meta data with additional logic are not currently supported tf-idf based ranking, currently using a term count http://blog.josephwilk.net/projects/latent-semantic-analysis-in-python.html http://en.wikipedia.org/wiki/Lanczos_method http://en.wikipedia.org/wiki/Latent_semantic_indexing http://en.wikipedia.org/wiki/Probabilistic_latent_semantic_analysis http://en.wikipedia.org/wiki/Latent_Dirichlet_allocation http://en.wikipedia.org/wiki/Part-of-speech_tagging
(The MIT License)
Copyright (c) 2009 Motion & Color <Tyler Larson>
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the 'Software'), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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