Absolutely! Thanks Steven.
Best Regards, Martin Steven A Rowe wrote: > > Hi Martin, > > On 07/22/2008 at 5:48 AM, mpermar wrote: >> I want to index some incoming text. In this case what I want >> to do is just detect keywords in that text. Therefore I want >> to discard everything that is not in the keywords set. This >> sounds to me pretty much like the reverse of using stop words, >> that is it I want to use a set of "accepted" words. >> >> So I planned to create a new filter that just checks that >> incoming words are in the "acceptable set" and discards them >> otherwise. Are you aware of any analyzer/filter out there that >> uses this approach? Is there any other better way to do this? > > Solr has KeepWordFilter - it sounds exactly like what you want: > > Javadoc: > <http://lucene.apache.org/solr/api/org/apache/solr/analysis/KeepWordFilter.html> > Source: > <http://svn.apache.org/viewvc/lucene/solr/trunk/src/java/org/apache/solr/analysis/KeepWordFilter.java?view=markup> > > Depending on your requirements and the nature of your keywords list, you > might consider applying this filter only to queries, rather than at index > time. That way, the keyword list can change without having to re-index. > > Steve > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > > -- View this message in context: http://www.nabble.com/Opposite-to-StopFilter.-Anything-already-implemented-out-there--tp18585878p18591960.html Sent from the Lucene - Java Users mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
