Re: Lucene Indexing structure

2008-05-04 Thread Grant Ingersoll
Would a Function Query (ValueSourceQuery, see the org.apache.lucene.search.function package) work in this case? -Grant On May 4, 2008, at 9:35 AM, Vaijanath N. Rao wrote: Hi Chris, Sorry for the cross-posting and also for not making clear the problem. Let me try to explain the problem at

Re: Lucene Indexing structure

2008-05-04 Thread Vaijanath N. Rao
Hi Chris, Sorry for the cross-posting and also for not making clear the problem. Let me try to explain the problem at my hand. I am tying to write a CBIR (Content Based Image Reterival) frame work using lucene. As each document have entities such as title, description, author and so on. I a

Re: Lucene Indexing structure

2008-05-02 Thread Glen Newton
Vaijanath, I think I would do things in a different fashion: Lucene default distance metric is based on tf/idf and the cosine model, i.e. the frequencies of items. I believe the values that you are adding as Fields are the values in n-space for each of these image-based attributes. I don't believe

Re: Lucene Indexing structure

2008-05-02 Thread Chris Hostetter
: Hi Lucene-user and Lucene-dev, Please do not cross post -- java-user is the suitable place for your question. : Obviously there is something wrong with the above approach (as to get the : correct document we need to get all the documents and than do the required : distance calculation), but t