(11/03/19 6:16), madhuri_1...@yahoo.com wrote:
Hi,

I am new to lucene ... I have a question while implementing similarity search 
using MoreLikeThis query. I have written a small program but it is not giving 
any results. In my index file I have both strored and unstored(analyzed) fields.

Sample Code :

IndexReader ir =  IndexReader.open(index directory path);
                        IndexSearcher indexsearcher = new 
ProfileIndexSearcher(ir);
                        IndexSearcher indexsearcher = new IndexSearcher(ir);
                        MoreLikeThis mlt = new MoreLikeThis(ir);
                        Analyzer analyzer = new 
StandardAnalyzer(Version.LUCENE_30);
                        mlt.setAnalyzer(analyzer);
                        mlt.setFieldNames(string_of_fields);
                        
                        Query query1 = mlt.like(1); // mlt.like(docnumber)
                        TopDocs matches = null;
                        matches = indexsearcher.search(query1,20);

As per my understanding I should atleast one document as result.

Is any one has idea what I can do to implement this serach.
Thanks in Advance.

--Madhu.

Hi Madhu,

Check query1 and compare what you expected:

Query query1 = mlt.like(1); // mlt.like(docnumber)
System.out.println(query1.toString());

And if it is not what you expected, check min/max docFreq/termFreq/termLength
setter/getter methods described in MLT javadoc.

Koji
--
http://www.rondhuit.com/en/

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