Yes, that's the n-gram one. I believe the existing CJK one in Lucene is really just an n-gram tokenizer, so no different than the normal n-gram tokenizer.
Otis -- Sematext is hiring -- http://sematext.com/about/jobs.html?mls Lucene, Solr, Nutch, Katta, Hadoop, HBase, UIMA, NLP, NER, IR ----- Original Message ---- > From: Peter Wolanin <peter.wola...@acquia.com> > To: solr-user@lucene.apache.org > Sent: Tue, November 10, 2009 7:34:37 PM > Subject: Re: any docs on solr.EdgeNGramFilterFactory? > > So, this is the normal N-gram one? NGramTokenizerFactory > > Digging deeper - there are actualy CJK and Chinese tokenizers in the > Solr codebase: > > http://lucene.apache.org/solr/api/org/apache/solr/analysis/CJKTokenizerFactory.html > http://lucene.apache.org/solr/api/org/apache/solr/analysis/ChineseTokenizerFactory.html > > The CJK one uses the lucene CJKTokenizer > http://lucene.apache.org/java/2_9_1/api/contrib-analyzers/org/apache/lucene/analysis/cjk/CJKTokenizer.html > > and there seems to be another one even that no one has wrapped into Solr: > http://lucene.apache.org/java/2_9_1/api/contrib-smartcn/org/apache/lucene/analysis/cn/smart/package-summary.html > > So seems like the existing options are a little better than I thought, > though it would be nice to have some docs on properly configuring > these. > > -Peter > > On Tue, Nov 10, 2009 at 6:05 PM, Otis Gospodnetic > wrote: > > Peter, > > > > For CJK and n-grams, I think you don't want the *Edge* n-grams, but just > n-grams. > > Before you take the n-gram route, you may want to look at the smart Chinese > analyzer in Lucene contrib (I think it works only for Simplified Chinese) and > Sen (on java.net). I also spotted a Korean analyzer in the wild a few months > back. > > > > Otis > > -- > > Sematext is hiring -- http://sematext.com/about/jobs.html?mls > > Lucene, Solr, Nutch, Katta, Hadoop, HBase, UIMA, NLP, NER, IR > > > > > > > > ----- Original Message ---- > >> From: Peter Wolanin > >> To: solr-user@lucene.apache.org > >> Sent: Tue, November 10, 2009 4:06:52 PM > >> Subject: any docs on solr.EdgeNGramFilterFactory? > >> > >> This fairly recent blog post: > >> > >> > http://www.lucidimagination.com/blog/2009/09/08/auto-suggest-from-popular-queries-using-edgengrams/ > >> > >> describes the use of the solr.EdgeNGramFilterFactory as the tokenizer > >> for the index. I don't see any mention of that tokenizer on the Solr > >> wiki - is it just waiting to be added, or is there any other > >> documentation in addition to the blog post? In particular, there was > >> a thread last year about using an N-gram tokenizer to enable > >> reasonable (if not ideal) searching of CJK text, so I'd be curious to > >> know how people are configuring their schema (with this tokenizer?) > >> for that use case. > >> > >> Thanks, > >> > >> Peter > >> > >> -- > >> Peter M. Wolanin, Ph.D. > >> Momentum Specialist, Acquia. Inc. > >> peter.wola...@acquia.com > > > > > > > > -- > Peter M. Wolanin, Ph.D. > Momentum Specialist, Acquia. Inc. > peter.wola...@acquia.com
