Latent Dirichlet Allocation (lda) In Php To Cluster Articles

Title: Latent Dirichlet Allocation (lda) In Php To Cluster Articles
Source: ScriptLance
Category: Article, Blog, PHP, Python, Wordpress
Posted On: Mon, 18 Jun 2012 17:08:57 GMT
Description:
Latent Dirichlet Allocation (LDA) is a method for clustering documents.

Write a Latent Dirichlet Allocation implementation for PHP, most probably using Gibbs Sampling. I do not know of any PHP implementation, but there are for python (https://github.com/shuyo/iir/blob/master/lda/lda.py), C (http://gibbslda.sourceforge.net/), and other languages.

The input will be an array of strings (each string = a document).
The output will be the LDA clusters (topics, word probabilities within each ...
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