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(LDA): F+ tree for sampling #33

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hucheng opened this issue Aug 26, 2015 · 1 comment

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hucheng commented Aug 26, 2015

F+ tree (see paper http://www.cs.utexas.edu/~rofuyu/papers/nomad-lda-www.pdf) can get more fresh state than aliasTable, and with lower initialization cost (log(k)), but with higher sample cost (log(k)).

This is good for LDA model inference?

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bhoppi commented Sep 11, 2015

We've already implement F+ tree, but not tested yet.

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