Re: Stemmer Implementation Strategy - feedback?

2006-08-07 Thread Marios Skounakis
other choice. As for performance, you approach is much faster than your alternative :-) (i.e. doing it by hand.) Writing the stemmer seems pretty easy, so I would go for it and then test it to see if it meets your needs and, then, if you can, share it with others here. -Grant On Aug 4, 2006, at

Stemmer Implementation Strategy - feedback?

2006-08-04 Thread Marios Skounakis
in running the stemmer (keep the lexicon in memory?), and performance issues (multiple lookups in the lexicon could make it much slower than a rule based stemmer?). In general, any feedback would be appreciated. Thanks in advance, Marios Skounakis Msg sent v

Highlighter and complex queries

2006-04-28 Thread Marios Skounakis
Hi all, Suppose the user enters the following query using a textbox interface: "rate based optimization" (as a phrase query, including the quotes). The query is parsed using QueryParser, then it is rewritten, and given to the highlighter. Then, method getBestTextFragments is called. The met

Compass Framework

2006-04-08 Thread Marios Skounakis
Hi all, I recently came across the Compass Framework, which is built on top of lucene. I am interested in it because it stores the lucene index in an RDBMS and provides transaction support for index updates (it also has several other features but this is the part I'm mostly interested in). I w

Paging results

2006-03-29 Thread Marios Skounakis
es to the query impact the query's performance? Are there any studies on search speed in relation to the number of query clauses? Is there another way to do handle this issue? Many thanks in advance, Marios Skounakis - To

Re: Lucene & Transactional semantics

2005-11-18 Thread Marios Skounakis
ble workaround if you don't want the added complexity of efforts like Compass. What do you think? Marios Skounakis - Original Message - From: "Beto Siless" <[EMAIL PROTECTED]> To: Sent: Thursday, November 17, 2005 11:18 PM Subject: Re: Lucene & Transa

Lucene & Transactional semantics

2005-11-16 Thread Marios Skounakis
ystem like Lucene and I should just go ahead without having transactional semantics? Thanks in advance, Marios Skounakis