Distributed Gibbs Sampling of Latent Dirichlet Allocation: The Gritty Details
Yi Wang yiwang@tencent.com
THIS IS AN EARLY DRAFT. YOUR FEEDBACKS ARE HIGHLY APPRECIATED.
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Introduction
I started to write this chapter since November 2007, right after my first MapReduce implementation of the AD-LDA algorithm[7]. I had worked so hard to understand LDA, but cannot find any document that were comprehensive, complete, and contain all necessary details. It is true that I can find some open source implementations of LDA, for example, LDA Gibbs sampler in Java1 and GibbsLDA++2 , but code does not reveal
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