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

Does lucene support distributed indexing?

2008-04-26 Thread Samuel Guo
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 the index, some strategies are used to solve it. such

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

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

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

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