Unfortunately lowercasing doesn't help. Also, doesn't the FuzzyQuery ignore casing?
> -----Ursprüngliche Nachricht----- > Von: Ian Lea [mailto:ian....@gmail.com] > Gesendet: Dienstag, 3. Mai 2011 11:06 > An: java-user@lucene.apache.org > Betreff: Re: "fuzzy prefix" search > > Mer != mer. The latter will be what is indexed because StandardAnalyzer > calls LowerCaseFilter. > > -- > Ian. > > > On Tue, May 3, 2011 at 9:56 AM, Clemens Wyss <clemens...@mysign.ch> > wrote: > > Sorry for coming back to my issue. Can anybody explain why my "simple" > unit test below fails? Any hint/help appreciated. > > > > Directory directory = new RAMDirectory(); IndexWriter indexWriter = > > new IndexWriter( directory, new StandardAnalyzer( Version.LUCENE_31 ), > > IndexWriter.MaxFieldLength.UNLIMITED ); Document document = new > > Document(); document.add( new Field( "test", "Merlot", > > Field.Store.YES, Field.Index.ANALYZED ) ); indexWriter.addDocument( > > document ); IndexReader indexReader = indexWriter.getReader(); > > IndexSearcher searcher = new IndexSearcher( indexReader ); Query q = > > new FuzzyQuery( new Term( "test", "Mer" ), 0.5f, 0, 10 ); // or Query > > q = new FuzzyQuery( new Term( "test", "Mer" ), 0.5f); TopDocs result = > > searcher.search( q, 10 ); Assert.assertEquals( 1, result.totalHits ); > > > > - Clemens > > > >> -----Ursprüngliche Nachricht----- > >> Von: Clemens Wyss [mailto:clemens...@mysign.ch] > >> Gesendet: Montag, 2. Mai 2011 23:01 > >> An: java-user@lucene.apache.org > >> Betreff: AW: "fuzzy prefix" search > >> > >> Is it the combination of FuzzyQuery and Term which makes the search > >> to go for "word boundaries"? > >> > >> > -----Ursprüngliche Nachricht----- > >> > Von: Clemens Wyss [mailto:clemens...@mysign.ch] > >> > Gesendet: Montag, 2. Mai 2011 14:13 > >> > An: java-user@lucene.apache.org > >> > Betreff: AW: "fuzzy prefix" search > >> > > >> > I tried this too, but unfortunately I only get hits when the search > >> > term is a least as long as the word to be looked up. > >> > > >> > E.g.: > >> > ... > >> > Directory directory = new RAMDirectory(); IndexWriter indexWriter = > >> > new IndexWriter( directory, IndexManager.getIndexingAnalyzer( > >> LOCALE_DE ), > >> > IndexWriter.MaxFieldLength.UNLIMITED ); > >> > > >> > Document document = new Document(); document.add( new Field( > >> > "test", "Merlot", > >> > Field.Store.YES, Field.Index.ANALYZED ) ); > >> indexWriter.addDocument( > >> > document ); > >> > > >> > IndexReader indexReader = indexWriter.getReader(); IndexSearcher > >> > searcher = new IndexSearcher( indexReader ); > >> > > >> > Query q = new FuzzyQuery( new Term( "test", "Mer" ), 0.6f, 1 ); > >> > TopDocs result = searcher.search( q, 10 ); Assert.assertEquals( 1, > >> result.totalHits ); ... > >> > > >> > > -----Ursprüngliche Nachricht----- > >> > > Von: Uwe Schindler [mailto:u...@thetaphi.de] > >> > > Gesendet: Montag, 2. Mai 2011 13:50 > >> > > An: java-user@lucene.apache.org > >> > > Betreff: RE: "fuzzy prefix" search > >> > > > >> > > Hi, > >> > > > >> > > You can pass an integer to FuzzyQuery which defines the number of > >> > > characters that are seen as prefix. So all terms must match this > >> > > prefix and the rest of each term is matched using fuzzy. > >> > > > >> > > Uwe > >> > > > >> > > ----- > >> > > Uwe Schindler > >> > > H.-H.-Meier-Allee 63, D-28213 Bremen http://www.thetaphi.de > >> > > eMail: u...@thetaphi.de > >> > > > >> > > > -----Original Message----- > >> > > > From: Clemens Wyss [mailto:clemens...@mysign.ch] > >> > > > Sent: Monday, May 02, 2011 1:47 PM > >> > > > To: java-user@lucene.apache.org > >> > > > Subject: "fuzzy prefix" search > >> > > > > >> > > > I'd like to search fuzzily but not on a full term. > >> > > > E.g. > >> > > > I have a text "Merlot del Ticino" > >> > > > I'd like > >> > > > "mer", "merr", "melo", ... to match. > >> > > > > >> > > > If I use FuzzyQuery only "merlot, "merlott" hit. What > >> > > > Query-combination should I use? > >> > > > > >> > > > Thx > >> > > > Clemens > >> > > > > >> > > > > >> > > > --------------------------------------------------------------- > >> > > > --- > >> > > > -- > >> > > > - To unsubscribe, e-mail: > >> > > > java-user-unsubscr...@lucene.apache.org > >> > > > For additional commands, e-mail: > >> > > > java-user-h...@lucene.apache.org > >> > > > >> > > > >> > > > >> > > ----------------------------------------------------------------- > >> > > --- > >> > > - To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > >> > > For additional commands, e-mail: java-user-h...@lucene.apache.org > >> > > >> > > >> > ------------------------------------------------------------------- > >> > -- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > >> > For additional commands, e-mail: java-user-h...@lucene.apache.org > >> > >> > >> --------------------------------------------------------------------- > >> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > >> For additional commands, e-mail: java-user-h...@lucene.apache.org > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > > For additional commands, e-mail: java-user-h...@lucene.apache.org > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
