News for hackers. Stuff that matters.

A comment on Latent Dirichlet Allocation Surprisingly Well Correlated w/ Google Rankings. Parent comment

Re:Latent Dirichlet Allocation Surprisingly Well Correlated ... by fizx on Tuesday September 07, 2010 @03:27AM (#1668334)
Simple cosine similarity is not the same as LDA.
[ Parent | on HN ]
Re:Latent Dirichlet Allocation Surprisingly Well Correlated ... by nl on Tuesday September 07, 2010 @06:57AM (#1668552)
No, of course not. But if you understand how cosine similarity works then you are 90% (99%?) of the way to understanding LSA. I'm not sure about LDA, as I haven't read enough.
[ Parent | on HN ]