[Topic-models] Topic-models Digest, Vol 72, Issue 15
hxbisgin at ualr.edu
Wed Jul 25 15:33:10 EDT 2012
If you can manipulate the distributions you got at the end and obtain
P(T|w), then you can measure the K-L distance between words. Finally, you
can start returning from the closest one until the desired number of
This is the way what I can think right now.
On Tue, Jul 24, 2012 at 11:00 AM, <
topic-models-request at lists.cs.princeton.edu> wrote:
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> Today's Topics:
> 1. Similarity word LDA (Francesco Lisena)
> ---------- Forwarded message ----------
> From: Francesco Lisena <francescolisena8 at gmail.com>
> To: topic-models at lists.cs.princeton.edu
> Date: Tue, 24 Jul 2012 03:36:50 +0200
> Subject: [Topic-models] Similarity word LDA
> Hi all...
> I am a beginner at Mallet.
> I'm working on the technique of TopicExtraction, using the class
> I have 30,000 documents and I am able to estimate my model, and print all
> kind of report....
> The model created, has these parameters:
> - alpha = 0,1;
> - beta = 0,01;
> - numTopics= 300;
> - numThreads=4;
> - numIterations= 2000;
> In addition, I use the function TokenSequenceNGrams to represent unigrams,
> bigrams and trigrams.
> My problem is:
> I would like to create an algorithm that given as input a set of words
> (query words), returns as output a set of related words, using my topic
> For example:
> Input word: java, software
> output: java_developer, eclipse, software_ engineer
> Any idea? There are formulas in the literature? For example a similarity
> P(w|Q) where Q is a set of query's word.????
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> Topic-models at lists.cs.princeton.edu
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