Re: Sorting consumes hundreds of MBytes RAM

2008-04-26 Thread Eran Sevi
If you read the payloads in sequence they're not arranged by their original position whereas when you use a stored field you get the terms in the correct order. If you need to sort the values it doesn't matter of course. On Fri, Apr 25, 2008 at 5:42 PM, Nadav Har'El <[EMAIL PROTECTED]> wrote: > On

RE: boosting relevance of certain documents

2008-04-26 Thread Daniel Freudenberger
Hello, thanks for your detailed response. I didn't know there was a method called setBoost for adjusting the relevance of a certain document. Now I simply calculate the boosting factor for the document, based on its newness, the sales rank and some other values. Thank you very much. Best regard

Re: Does lucene support distributed indexing?

2008-04-26 Thread Grant Ingersoll
On Apr 26, 2008, at 2:33 AM, Samuel Guo wrote: Hi all, I am a lucene newbie:) It seems that lucene doesn't support distributed indexing:( As some IR research papers mentioned, when the documents collection become large, the index will be large also. When one single machine can't hold all

Lucene Indexing structure

2008-04-26 Thread Vaijanath N. Rao
Hi Lucene-user and Lucene-dev, I want to use lucene as an backend for the Image search (Content based Image retrieval). Indexing Mechanism: a) Get the Image properties such as Texture Tamura (TT), Texture Edge Histogram (TE), Color Coherence Vector (CCV) and Color Histogram (CH) and Color Co

Please help with Gradient Formatter of Highlighter

2008-04-26 Thread Mohammad Hasan
Dear all, I need a working example of Gradient Formatter. I want to highlight a searched word after it is found in the database. I am using NHibernate Search & Lucene. But I am an entrly level programmer, so I do not know how to use Gradient Formatter. There are plenty of examples of HTML Format