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2013-07-21 Thread Vieri
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Re: raw cosine similarity

2013-07-21 Thread lukai
It's not hard to implement one. Store your term value of your document with payload. Then create your own Query and override the score function with your cosine similarity logic. The problem here is you need to watch out the performance, especially for terms have very high DF. It may decrease your

raw cosine similarity

2013-07-21 Thread Malgorzata Urbanska
Hi, I would like to calculate raw cosine similarity between query and document. I read documentation about lucene scoring but I'm still confused. Does exist any implementation in Luscen 4.3.0 to do that. If not, what is the easiest way to do this. So far I'm retrieving a TermVector for document