Hi,
In my Analyzer,problem actually occurs for words which are preceded by
punctuation marks..
For Example:
If I am Indexing content ",Andrey Gubarev,JingGoogle,Inc."
If I search "Andrew Gubarev" ,It is not working properly since word Andrew
is preceded by punctuation ",".
On Thu, Oct 3, 2013 at 11:23 AM, VIGNESH S <vigneshkln...@gmail.com> wrote:
> Hi Ian,
>
> In Lucene Is there any Default Analyzer we can use which will ignore only
> Spaces.
> All other numbers,punctuation,dates everything it should preserve.
>
> I created my analyzer with tokenizer which returns
> Character.isDefined(cn) && (!Character.isWhitespace(cn)).
> My analyzer will use a lowe case filter on top of the tokenizer.This Woks
> Perfect in case of 3.6
> In 4.3 it is creating problems in offsets of tokens.
>
>
>
>
> On Mon, Sep 30, 2013 at 8:21 PM, Ian Lea <ian....@gmail.com> wrote:
>
>> Whenever someone says they are using a custom analyzer that has to be
>> a suspect. Does it work if you use one of the core lucene analyzers
>> instead? Have you used Luke to verify that the index holds what you
>> think it does?
>>
>>
>> --
>> Ian.
>>
>>
>> On Mon, Sep 30, 2013 at 3:21 PM, VIGNESH S <vigneshkln...@gmail.com>
>> wrote:
>> > Hi,
>> >
>> > It is not the problem with case..Because Iam using LowercaseFilter.
>> >
>> > My Analyzer is a custom analyzer which will ignore just white spaces.All
>> > other numbers date and other special characters it will consider.The
>> Same
>> > analyzer works for Lucene 3.6.
>> >
>> >
>> > When i do a single term query for "Geoffrey" it is giving hits..But when
>> > given as a part of multiphrase query ,it is not able to find..When the
>> > below code is Executed with say word ="Geoffrey",it is not finding the
>> word
>> > itself ..
>> >
>> > if(TermsEnum.SeekStatus.FOUND ==trm.seekCeil(new BytesRef(word)))
>> > { do {
>> > String s = trm.term().utf8ToString();
>> > if (s.equals(word)) {
>> > termsWithPrefix.add(new
>> Term("content",
>> > s));
>> > } else {
>> > break;
>> > }
>> > }
>> > while (trm.next() != null);
>> > }
>> >
>> >
>> >
>> > On Mon, Sep 30, 2013 at 3:01 PM, Ian Lea <ian....@gmail.com> wrote:
>> >
>> >> Whenever someone says something along the lines of a search for
>> >> "geoffrey" not matching "Geoffrey" the case difference springs out,
>> >> Can't recall what if anything you said about the analysis side of
>> >> things but that could be the cause. See
>> >>
>> >>
>> http://wiki.apache.org/lucene-java/LuceneFAQ#Why_am_I_getting_no_hits_.2F_incorrect_hits.3F
>> >>
>> >> If on the other hand the problem is more obscure, and only related to
>> >> the multi phrase stuff, I suggest you build a tiny but complete
>> >> RAMDirectory based program or test case that shows the problem and
>> >> post it here.
>> >>
>> >>
>> >> --
>> >> Ian.
>> >>
>> >>
>> >>
>> >> On Mon, Sep 30, 2013 at 6:46 AM, VIGNESH S <vigneshkln...@gmail.com>
>> >> wrote:
>> >> > Hi,
>> >> >
>> >> > Thanks for your Reply.The Problem I face is there is a word called
>> >> Geoffrey
>> >> > Romer in my Field.
>> >> >
>> >> > I am Forming a Multiphrase query object properly like " Geoffrey
>> >> Romer".But
>> >> > When i do a Search,it is not returning Hits.This Problem I am facing
>> is
>> >> not
>> >> > for all phrases
>> >> > This Problem happens for only few Phrases.
>> >> >
>> >> > When i do a single query like Geoffrey it is giving a Hit..But when
>> i do
>> >> it
>> >> > in MultiphraseQuery it is not able to find "geoffrey". I confirmed
>> this
>> >> by
>> >> > doing trm.seekCeil(new BytesRef("Geoffrey")) and then and then when
>> i
>> >> > do String s = trm.term().utf8ToString().It is pointing to a diffrent
>> word
>> >> > instead of geoffrey.seekceil is working properly for many phrases
>> though.
>> >> >
>> >> > What could be the problem..please kindly suggest.
>> >> >
>> >> >
>> >> >
>> >> > On Fri, Sep 27, 2013 at 6:58 PM, Allison, Timothy B. <
>> talli...@mitre.org
>> >> >wrote:
>> >> >
>> >> >> 1) An alternate method to your original question would be to do
>> >> something
>> >> >> like this (I haven't compiled or tested this!):
>> >> >>
>> >> >> Query q = new PrefixQuery(new Term("field", "app"));
>> >> >>
>> >> >> q = q.rewrite(indexReader) ;
>> >> >> Set<Term> terms = new HashSet<Term>();
>> >> >> q.extractTerms(terms);
>> >> >> Term[] arr = terms.toArray(new Term[terms.size()]);
>> >> >> MultiPhraseQuery mpq = new MultiPhraseQuery();
>> >> >> mpq.add(new Term("field", "microsoft");
>> >> >> mpq.add(arr);
>> >> >>
>> >> >>
>> >> >> 2) At a higher level, do you need to generate your query
>> >> programmatically?
>> >> >> Here are three parsers that could handle this:
>> >> >> a) ComplexPhraseQueryParser
>> >> >> b) SurroundQueryParser:
>> oal.queryparser.surround.parser.QueryParser
>> >> >> c) experimental: <self_promotion degree="shameless">
>> >> >> http://issues.apache.org/jira/browse/LUCENE-5205</self_promotion>
>> >> >>
>> >> >>
>> >> >> -----Original Message-----
>> >> >> From: VIGNESH S [mailto:vigneshkln...@gmail.com]
>> >> >> Sent: Friday, September 27, 2013 3:33 AM
>> >> >> To: java-user@lucene.apache.org
>> >> >> Subject: Re: Multiphrase Query in Lucene 4.3
>> >> >>
>> >> >> Hi,
>> >> >>
>> >> >> The word i am giving is "Romer Geoffrey ".The Word is in the Field.
>> >> >>
>> >> >> trm.seekCeil(new BytesRef("Geoffrey")) and then when i do String s
>> =
>> >> >> trm.term().utf8ToString(); and hence
>> >> >>
>> >> >> It is giving a diffrent word..I think this is why my
>> multiphrasequery is
>> >> >> not giving desired results.
>> >> >>
>> >> >> What may be the reason..
>> >> >>
>> >> >>
>> >> >>
>> >> >>
>> >> >> On Fri, Sep 27, 2013 at 11:49 AM, VIGNESH S <
>> vigneshkln...@gmail.com>
>> >> >> wrote:
>> >> >>
>> >> >> > Hi Lan,
>> >> >> >
>> >> >> > Thanks for your Reply.
>> >> >> >
>> >> >> > I am doing similar to this only..In MultiPhraseQuery object actual
>> >> phrase
>> >> >> > is going proper but it is not returning any hits..
>> >> >> >
>> >> >> > In Lucene 3.6,I implemented the same logic and it is working.
>> >> >> >
>> >> >> > In Lucene 4.3,I implemented the Index for that using
>> >> >> >
>> >> >> > FieldType offsetsType = new FieldType(TextField.TYPE_STORED);
>> >> >> >
>> >> >> >
>> >> >>
>> >>
>>
>> offsetsType.setIndexOptions(IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS);
>> >> >> >
>> >> >> > For MultiphraseQuery, whether I need to add any other parameter in
>> >> >> > addition to this while indexing?
>> >> >> >
>> >> >> > Is there any MultiPhraseQueryTest java file for Lucene 4.3? I
>> checked
>> >> in
>> >> >> > Lucene branch and i was not able to find..Please kindly help.
>> >> >> >
>> >> >> >
>> >> >> >
>> >> >> >
>> >> >> >
>> >> >> >
>> >> >> > On Thu, Sep 26, 2013 at 2:55 PM, Ian Lea <ian....@gmail.com>
>> wrote:
>> >> >> >
>> >> >> >> I use the code below to do something like this. Not exactly
>> what you
>> >> >> >> want but should be easy to adapt.
>> >> >> >>
>> >> >> >>
>> >> >> >> public List<String> findTerms(IndexReader _reader,
>> >> >> >> String _field) throws IOException {
>> >> >> >> List<String> l = new ArrayList<String>();
>> >> >> >> Fields ff = MultiFields.getFields(_reader);
>> >> >> >> Terms trms = ff.terms(_field);
>> >> >> >> TermsEnum te = trms.iterator(null);
>> >> >> >> BytesRef br;
>> >> >> >> while ((br = te.next()) != null) {
>> >> >> >> l.add(br.utf8ToString());
>> >> >> >> }
>> >> >> >> return l;
>> >> >> >> }
>> >> >> >>
>> >> >> >> --
>> >> >> >> Ian.
>> >> >> >>
>> >> >> >> On Wed, Sep 25, 2013 at 3:04 PM, VIGNESH S <
>> vigneshkln...@gmail.com>
>> >> >> >> wrote:
>> >> >> >> > Hi,
>> >> >> >> >
>> >> >> >> > In the Example of Multiphrase Query it is mentioned
>> >> >> >> >
>> >> >> >> > "To use this class, to search for the phrase "Microsoft app*"
>> first
>> >> >> use
>> >> >> >> > add(Term) on the term "Microsoft", then find all terms that
>> have
>> >> "app"
>> >> >> >> as
>> >> >> >> > prefix using IndexReader.terms(Term), and use
>> >> >> >> MultiPhraseQuery.add(Term[]
>> >> >> >> > terms) to add them to the query"
>> >> >> >> >
>> >> >> >> >
>> >> >> >> > How can i replicate the Same in Lucene 4.3 since
>> >> >> >> IndexReader.terms(Term) is
>> >> >> >> > no more used
>> >> >> >> >
>> >> >> >> > --
>> >> >> >> > Thanks and Regards
>> >> >> >> > Vignesh Srinivasan
>> >> >> >>
>> >> >> >>
>> ---------------------------------------------------------------------
>> >> >> >> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org
>> >> >> >> For additional commands, e-mail:
>> java-user-h...@lucene.apache.org
>> >> >> >>
>> >> >> >>
>> >> >> >
>> >> >> >
>> >> >> > --
>> >> >> > Thanks and Regards
>> >> >> > Vignesh Srinivasan
>> >> >> > 9739135640
>> >> >> >
>> >> >>
>> >> >>
>> >> >>
>> >> >> --
>> >> >> Thanks and Regards
>> >> >> Vignesh Srinivasan
>> >> >> 9739135640
>> >> >>
>> >> >>
>> ---------------------------------------------------------------------
>> >> >> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org
>> >> >> For additional commands, e-mail: java-user-h...@lucene.apache.org
>> >> >>
>> >> >>
>> >> >
>> >> >
>> >> > --
>> >> > Thanks and Regards
>> >> > Vignesh Srinivasan
>> >> > 9739135640
>> >>
>> >> ---------------------------------------------------------------------
>> >> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org
>> >> For additional commands, e-mail: java-user-h...@lucene.apache.org
>> >>
>> >>
>> >
>> >
>> > --
>> > Thanks and Regards
>> > Vignesh Srinivasan
>> > 9739135640
>>
>> ---------------------------------------------------------------------
>> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org
>> For additional commands, e-mail: java-user-h...@lucene.apache.org
>>
>>
>
>
> --
> Thanks and Regards
> Vignesh Srinivasan
> 9739135640
>
--
Thanks and Regards
Vignesh Srinivasan
9739135640
