Can anyone tell me where I can get the snowball.dll from? There was a lucene.net.dll, but I can't find the snowball one?
Thanks Pam On Fri, Feb 19, 2010 at 7:50 AM, Pamela Foxcroft <pamelafoxcr...@gmail.com>wrote: > Thanks Ben and Michael! > > Pam > > > On Thu, Feb 18, 2010 at 2:45 PM, Ben Martz <benma...@gmail.com> wrote: > >> Pamela, >> >> I strongly recommend than anyone planning to work with Lucene.Net follows >> Michael's suggestion and reads LIA for background but once you've done >> that, >> here's a summary in just a few lines that may help get you up and running. >> I >> use Snowball (read about algorithmic justifications here: >> http://snowball.tartarus.org/) in my product for stemming. IIRC, Snowball >> can be found in the contrib directory. The approach just using the >> PorterStemming analyzer is pretty much identical. >> >> Indexing: >> >> IndexWriter writer = new IndexWriter(indexPath, new SnowballAnalyzer( >> "English"), false); >> >> >> Searching: >> >> Analyzer analyzer = new SnowballAnalyzer("English"); >> >> QueryParser qp = new QueryParser("Contents", analyzer); >> >> Query query = qp.Parse(inQuery); >> >> >> Also keep in mind that if you use Highlighter that you will need to again >> use the Snowball analyzer when fragmenting the results (I'm actually >> reading >> the original field contents from a cached file on disk here, don't mind me >> :D) >> >> QueryScorer qs = new QueryScorer(query, reader, "Contents"); >> >> Highlighter hl = new Highlighter(qs); >> >> hl.SetMaxDocBytesToAnalyze(int.MaxValue); >> >> >> TokenStream stream = new >> SnowballAnalyzer("English").TokenStream("Contents", >> new StringReader(fileContents)); >> >> >> TextFragment[] frag = hl.GetBestTextFragments(stream, fileContents, >> false, >> inDetailLevel == Int32.MaxValue ? k_MaxQueryFragments : inDetailLevel); >> >> Good luck, >> Ben >> >> On Thu, Feb 18, 2010 at 10:43 AM, Michael Garski <mgar...@myspace-inc.com >> >wrote: >> >> > Pamela, >> > >> > To get the results you expect using a stemmer, you would need to use it >> > at both index and search time. >> > >> > I don't have any examples on the use of a stemmer, and suggest checking >> > out the book Lucene in Action - there is an early access copy of the >> > next version available at http://www.manning.com/hatcher3/. While the >> > book details the Java version of Lucene, the same APIs are present in >> > Lucene.Net. >> > >> > Michael >> > >> > -----Original Message----- >> > From: Pamela Foxcroft [mailto:pamelafoxcr...@gmail.com] >> > Sent: Thursday, February 18, 2010 10:39 AM >> > To: lucene-net-dev@lucene.apache.org >> > Subject: using Porter >> > >> > I am confused about where I use PorterSteming algorithm. Do I use it in >> > the >> > indexer or the searcher? >> > >> > Also if anyone has any examples that would be great! >> > >> > Thanks >> > >> > Pamela >> > >> > >> > >
