Re: multiple phrase search for topic

2011-11-02 Thread deb.lucene
Hi Ian, The other question I had was about the quality the results (especially in the top ranks). But then I utilized the "explain" functionality of Lucene and observed how the tf/idf parameters are functioning. I would be interested in seeing any work which modified the "similarity" function in

Re: multiple phrase search for topic

2011-10-31 Thread deb.lucene
thanks Ian for your response. This is a one-time offline program so am not bothered about the performance (i.e. speed etc.). one more question, there are some situations where I need to run a AND clause (i.e. more than one phrase, such as "Apple" AND "Steve Jobs"). My approach was something like :

multiple phrase search for topic

2011-10-28 Thread deb.lucene
Hi Group, I am indexing and searching a large corpus of news articles. The indexing process is very straightforward, I am utilizing the standardAnalyzer and analyzing the content of the news document. ** document = new Document(); document.add(new Field("snum", snum, Field.