Hi, Ah.. I understand. If I need this, I'll open an issue. Thank you very much.
2013/1/5 Michael McCandless <luc...@mikemccandless.com> > Hi, > > The next version won't have a fix for this unless someone opens an > issue / posts a patch. > > Mike McCandless > > http://blog.mikemccandless.com > > On Fri, Jan 4, 2013 at 7:59 PM, 장용석 <need4...@gmail.com> wrote: > > Hello Mike. > > Thanks for your reply. > > > > It's not an important issue. > > I'll waiting for next release version including this patch. > > > > Thanks. > > > > 2013/1/4 Michael McCandless <luc...@mikemccandless.com> > > > >> The problem is that the TermVectorsFormat for the default codec > >> (Lucene40TermVectorsFormat) does not store this statistic > >> per-document, currently. We could in theory fix this ... maybe open > >> an issue / make a patch if it's important? > >> > >> -1 return value is actually "valid": it means this statistic is not > >> available. > >> > >> Mike McCandless > >> > >> http://blog.mikemccandless.com > >> > >> On Fri, Jan 4, 2013 at 2:39 AM, 장용석 <need4...@gmail.com> wrote: > >> > Hello. > >> > I have some questions. > >> > > >> > Document 1 : "learning perl learning java learning ruby" > >> > Document 2 : "perl test" > >> > > >> > I have indexed this documents, with StoreTermVectors(true) and > >> > IndexOptions.DOCS_AND_FREQS. > >> > Field name is "f". > >> > > >> > And I executed this code. > >> > > >> > IndexReader ir = IndexReader.open(dir); > >> > Terms terms = ir.getTermVector(0, "f"); > >> > > >> > System.out.println(terms.getDocCount()); -> 1 > >> > System.out.println(terms.getSumDocFreq()); -> 4 > >> > System.out.println(terms.getSumTotalTermFreq()); -> -1 > >> > > >> > I think this terms instance acts like a single-document inverted > index. > >> > > >> > So getDocCount is 1 (single document), and getSumDocFreq is 4. > (because > >> > each term's docFreq is 1) > >> > Is this right? > >> > > >> > But I can't understand why getSumTotalTermFreq method return -1. > >> > In javadoc getSumTotalTermFreq is sum of > >> > > >> > TermsEnum.totalTermFreq<eclipse-javadoc:%E2%98%82=aboutLucene4/lib%5C/lucene-core-4.0.0.jar%3Corg.apache.lucene.index(Terms.class%E2%98%83Terms~getSumTotalTermFreq%E2%98%82TermsEnum%E2%98%82totalTermFreq> > >> > . > >> > > >> > I think in Document1, each term's totalTermFreqs are [learning, 3], > >> [java, > >> > 1], [perl, 1], [ruby, 1]. > >> > So getSumTotalTermFreq method's result is 6 not -1. > >> > > >> > Why temrs.getSumTotalTermFreq() method return -1? > >> > > >> > > >> > Thanks in advance. > >> > -- > >> > DEV용식 > >> > http://devyongsik.tistory.com > >> > >> --------------------------------------------------------------------- > >> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > >> For additional commands, e-mail: java-user-h...@lucene.apache.org > >> > >> > > > > > > -- > > DEV용식 > > http://devyongsik.tistory.com > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org > > -- DEV용식 http://devyongsik.tistory.com
