I was trying to solve pretty much the same thing few weeks back and I ended up using the NGram tokenizer. Although it made my index much larger (the index grew 15x), the fulltext queries are pretty fast and I don't have to use wildcards in queries. http://lucene.apache.org/core/4_4_0/analyzers-common/org/apache/lucene/analysis/ngram/NGramTokenizer.html
cheers, Ema 2014-05-13 2:39 GMT+02:00 Michael Sokolov <msoko...@safaribooksonline.com>: > ShingleFilter can help with this; it concatenates neighboring tokens. So > a search for "good morning john" becomes a search for > > "goodmorning john" OR > "good morningjohn" OR > "good morning john" > > it makes your index much bigger because of all the terms, but you may find > it's worth the cost > > -Mike > > > On 5/11/2014 9:46 PM, Jack Krupansky wrote: > >> The word delimiter filter can help for "MorningJohn" by setting its >> option to split on case change. >> >> You might be able to handle "Mailhow" using the >> DictionaryCompoundWordTokenFilter, but that requires that you create a >> complete dictionary of terms that can split off. That's not very practical. >> In truth, Lucene/Solr doesn't have a good out of the box solution for this >> use case. >> >> -- Jack Krupansky >> >> -----Original Message----- From: teko >> Sent: Thursday, May 8, 2014 9:03 AM >> To: java-user@lucene.apache.org >> Subject: How to locate a Phrase inside text (like a Browser text searcher) >> >> Hi, someone can help me with it?? >> I need do a search to locate a phrase inside text, but, I need locate this >> phrase on texts like that: >> 'John Mail' <- phrase I want locate >> ' Good Morning John Mail how are you? ' < I need find this phrase here >> ' Good MorningJohn Mail how are you? ' < here too >> ' GoodMorning John Mailhow are you? ' < and here >> >> I tried using with 'WhiteSpaceAnalyzer' and 'QueryParser'... but not work >> (locate just in the first sample above... but not the others) >> >> Please, I really need help with it! >> Thanks (note: Sorry my english!! xD) >> >> >> >> -- >> View this message in context: http://lucene.472066.n3. >> nabble.com/How-to-locate-a-Phrase-inside-text-like-a- >> Browser-text-searcher-tp4135075.html >> Sent from the Lucene - Java Users mailing list archive at Nabble.com. >> >> --------------------------------------------------------------------- >> 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 > > -- Emanuel Buzek Software Engineer, ROKE.cz <http://www.roke.cz> tel: +420 776 54 26 26
