Search Discussions

118 discussions - 609 posts

  • Hi, we are experiencing some problems using RangeFilters and we think there are some performance issues caused by MultiReader. We have more or less 3M documents in 24 indexes and we read all of them ...
    Apr 10, 2009 at 2:38 pm
    Apr 12, 2009 at 1:35 pm
  • Hi-- Has anyone here used kamikaze much? I'm interested in using it in situations where I'll have several docidsets of 2M, plus several in the 10s of thousands. On prototype basis, I got something ...
    Michael MastroianniMichael Mastroianni
    Apr 24, 2009 at 8:56 pm
    May 1, 2009 at 12:27 am
  • I need to have a scoring model of the form: s1(d, q)^a1 * s2(d, q)^a2 * ... * sN(d, q)^aN where "d" is a document, "q" is a query, "sK" is a scoring function, and "aK" is the exponential boost factor ...
    Steven BethardSteven Bethard
    Apr 10, 2009 at 7:57 pm
    Apr 24, 2009 at 5:25 pm
  • Is it possible to run Lucene in google app engine? has anyone tried it? -- --Noble Paul --------------------------------------------------------------------- To unsubscribe, e-mail: ...
    Noble Paul നോബിള്‍ नोब्ळ्Noble Paul നോബിള്‍ नोब्ळ्
    Apr 13, 2009 at 4:21 am
    Dec 10, 2010 at 1:07 pm
  • Hi, I started playing with the experimental payload functionality. I have written an analyzer which adds a payload (some sort of a score/boost) for each term occurance. The payload/score for each ...
    Murat YakiciMurat Yakici
    Apr 21, 2009 at 8:40 am
    Apr 27, 2009 at 10:13 am
  • Hi, anybody has experience with Automony search technology ( http://en.wikipedia.org/wiki/Autonomy_Corporation)? Speaking about their text searching technology is there anything which can not be ...
    Lukáš VlčekLukáš Vlček
    Apr 3, 2009 at 3:56 pm
    Apr 7, 2009 at 1:40 am
  • http://lucene.apache.org/java/2_4_1/fileformats.html The file format page at the bottom cites that there is a 32 bit limit to term numbers. I fail to see where in the file formats documentation that ...
    Apr 4, 2009 at 6:57 am
    Apr 4, 2009 at 5:01 pm
  • Hi, I am trying to find out exactly when a word I'm looking for in a document is found. I've talked to a few people on IRC and it seems like the best way is to use a highlighter. What I have right ...
    Max LynchMax Lynch
    Apr 29, 2009 at 1:49 am
    Jun 4, 2009 at 11:24 am
  • Hello all, I have a very peculiar problem that is driving me crazy: on some of our datasets and at some point in time during indexing, the merge operation runs into a (semi-)infinite loop and keeps ...
    Christiaan FluitChristiaan Fluit
    Apr 14, 2009 at 9:29 am
    Apr 24, 2009 at 10:02 pm
  • Please have a look at the following 2 stack traces: -------------------------------------------------------------------------------------------------------- "[STUCK] ExecuteThread: '21' for queue: ...
    Apr 17, 2009 at 2:06 am
    Apr 24, 2009 at 9:17 pm
  • Hi Experts, We are in a procees of changing our existing fuzzy search engine to lucene, but we are facing a roadblock here ie, in our existing system we are showing the search score in percenetage ...
    Apr 29, 2009 at 9:30 am
    Aug 24, 2009 at 4:55 pm
  • Greetings, Would anybody be willing to join a PNW Hadoop and/or Lucene User Group with me in the Seattle area? I can donate some facilities, etc. -- I also always have topics to speak about :) ...
    Bradford StephensBradford Stephens
    Apr 16, 2009 at 10:40 pm
    Jun 3, 2009 at 9:36 pm
  • Hi, I try to understand why the following query gives the scoring below: document 1 : a b c document 2 : g k a h u c 0.0 = (NON-MATCH) product of: 0.0 = (NON-MATCH) sum of: 0.0 = coord(0/3) ...
    Liat orenLiat oren
    Apr 16, 2009 at 10:27 am
    May 3, 2009 at 1:14 pm
  • HI, I'm new to the lucene. I downloaded lucene 2.4.1. I have one xml file which contains few special characters like 'å', 'ø,' °' etc.(these are Danish language elements). How can I search these ...
    Uday Kumar MaddigatlaUday Kumar Maddigatla
    Apr 21, 2009 at 6:41 am
    Apr 27, 2009 at 11:26 am
  • I'm sorry If this question touches on too many things at once, but I'm having problems putting some ideas together - hopefully someone can help! I have a set of indexes, each index contains a month's ...
    David SeltzerDavid Seltzer
    Apr 17, 2009 at 3:24 pm
    Apr 22, 2009 at 10:31 pm
  • Hi All, Sorry for the slightly off-topic question, but I've just run into a gap in my understanding of Servlet programming. The question: Is it possible for two servlets to share access to an ...
    David SeltzerDavid Seltzer
    Apr 21, 2009 at 4:02 pm
    Apr 21, 2009 at 8:10 pm
  • hi! I am trying to do something a little unique... I have a 90k text documents that I am trying to search Search A: indexes and searches the documents using regular relevancy search Search B: indexes ...
    Apr 16, 2009 at 8:11 pm
    Apr 20, 2009 at 1:58 pm
  • Hi, I would like to be able to set the term freq to differnt values at index time, or at search time. So if a document has the following text: 1 2, the freq of 1 will get 100 and the freq of 2 will ...
    Liat orenLiat oren
    Apr 19, 2009 at 11:39 am
    Apr 22, 2009 at 1:37 pm
  • I am looking for info on how to use the IndexWriter.update method. A short example of how to add a document and then later update would be very helpful. I get lost because I can add a document with ...
    Newman, BillyNewman, Billy
    Apr 17, 2009 at 11:28 pm
    Apr 21, 2009 at 1:13 pm
  • Hi , I have a question related to SpanNearQuery. As of now, the SpanNearQuery has the constraint that all the terms need to present in the document. Eg : If my SpanNearQuery terms are ( ab,bc,cd) all ...
    Radhalakshmi SreedharanRadhalakshmi Sreedharan
    Apr 16, 2009 at 12:52 pm
    Apr 17, 2009 at 8:02 pm
  • I am working on a Filter that uses an RTree to test for inclusion. This Filter works great *most* of the time -- if the index is optimized, it works all of the time. I feel like I am missing ...
    Ryan McKinleyRyan McKinley
    Apr 15, 2009 at 5:38 pm
    Apr 16, 2009 at 9:14 am
  • Hello, I have 3 terms and I want to much them in order I tried to use wildcard query I am not getting any results back Terms: A C F Doc: name:A B C D E F query: name:A*C*F I am not getting any ...
    John SeerJohn Seer
    Apr 10, 2009 at 9:56 pm
    Apr 13, 2009 at 6:45 pm
  • Hello, I am new to Lucene, and I don't know if it is possible to obtain results providing part of the keyword. For example, if I try to search "in", it should return all matches with "string", ...
    Apr 30, 2009 at 10:47 am
    May 4, 2009 at 5:31 pm
  • I want to add a suggestive search similar to google's to autocomplete search phrases as the user types. It doesn't have to be very elaborate and for the most part will just involve searching single ...
    Matt SchraederMatt Schraeder
    Apr 8, 2009 at 1:25 pm
    Apr 9, 2009 at 2:24 pm
  • I've got a simple Lucene index and search built for testing purposes. So far everything seems great. Most searches take 0.02 seconds or less. Searches with 4-5 terms take 0.25 seconds or less. ...
    Matt SchraederMatt Schraeder
    Apr 2, 2009 at 3:15 pm
    Apr 3, 2009 at 3:31 pm
  • Hi All, I have the following query on a 1GB index with about 12 million docs : As you can see the terms consist of wildcards... query.toString()=+(+content:g* +content:h* +content:d* +content:s* ...
    Apr 1, 2009 at 5:32 pm
    Apr 2, 2009 at 4:34 pm
  • Hi I was using a RAMDirectory and this was working fine but have now moved over to a filesystem directory to preserve space, the directory is just initialized once directory = new RAMDirectory(); ...
    Paul TaylorPaul Taylor
    Apr 24, 2009 at 3:57 pm
    Apr 29, 2009 at 1:20 pm
  • CustomScoreQuery only allows the secondary queries to be of type ValueSourceQuery instead of allowing them to be any type of Query. Why is that? Is there something that makes it hard to implement for ...
    Steven BethardSteven Bethard
    Apr 17, 2009 at 11:36 pm
    Apr 23, 2009 at 6:13 pm
  • Hi All, As Hits class was deprecated in current Lucene and is expected to be excluded from Lucene 3.0 we decided to change our code so that to use TopDocs class. Our app provides paging and now we ...
    Ivan VasilevIvan Vasilev
    Apr 16, 2009 at 2:59 pm
    Apr 17, 2009 at 9:33 am
  • All: We are using java lucene 2.3.2 to index a fairly large number of documents (roughly 400,000 per day). We have divided the time history into various depths. Our first stage covers 8 days and our ...
    Dan OConnorDan OConnor
    Apr 1, 2009 at 10:16 pm
    Apr 10, 2009 at 3:54 pm
  • Hi, I am using a MultiSearcher to search 2 indexes. As part of my query, I am sorting the results based on a field (which in NOT_ANALYSED). However, i seem to be getting hits only from one of the ...
    Preetham KajekarPreetham Kajekar
    Apr 10, 2009 at 7:44 am
    Apr 10, 2009 at 9:59 am
  • Hi, We are using lucene 1.4.3, sometimes when two threads try to search, one thread got error when creating MultiSearcher: Lock obtain timed out: ...
    Zhang, LishengZhang, Lisheng
    Apr 8, 2009 at 4:08 pm
    Apr 8, 2009 at 9:26 pm
  • Hi every body: Why when I make a query with this search query : "the fool of the hill" doesn't appear documents in the search results that contains the entire phrase "the fool of the hill" and it ...
    Apr 6, 2009 at 8:33 pm
    Apr 7, 2009 at 9:58 pm
  • Hi, I'm having a problem where the JVM runs out of memory while indexing a large number of files. An analysis of the heapdump shows that most of the memory was taken up with ...
    John ByrneJohn Byrne
    Apr 3, 2009 at 11:14 am
    Apr 3, 2009 at 2:34 pm
  • I posted this on java-dev@lucene.apache.org and it was suggested that I pose this question here: Hello Everyone, I just started to use lucene recently. Great project BTW. I was wondering if anyone ...
    Michael MastersMichael Masters
    Apr 30, 2009 at 10:36 pm
    May 11, 2009 at 1:43 am
  • Hello, I have a few questions about the ordering of search results: 1) Given a query, are the Documents contained in the Hits object that is returned by IndexSearcher.search(Query query) guaranteed ...
    Bill CheskyBill Chesky
    Apr 29, 2009 at 5:03 pm
    May 2, 2009 at 10:19 am
  • I have 2500 documents and need to have a matches with the very lowest rank returned How can I get this? It is very important. When I look at the index in look I see the fields with my values but they ...
    Apr 27, 2009 at 3:41 am
    Apr 27, 2009 at 5:21 pm
  • Hello, I'm getting a strange error when I make a Lucene (2.2.0) query w/ the following call: java.lang.RuntimeException: there are more terms than documents in field "objectId", but it's impossible ...
    Bill CheskyBill Chesky
    Apr 23, 2009 at 7:26 pm
    Apr 24, 2009 at 10:23 am
  • Hi, I need advise or example to index complex XML file, I mean the XML note just in one level node but more than one. for example indexing rss or atom. thx b4. Daniel Susanto ...
    Daniel susantoDaniel susanto
    Apr 18, 2009 at 3:19 pm
    Apr 19, 2009 at 7:06 pm
  • Hello, I was working with lucene snowball 2.3.2 and I switch to 2.4.0. After switch I came by to some case where lucene doesn't do lemmatization correctly. So far I found only one case spa - spas. ...
    Apr 10, 2009 at 5:30 pm
    Apr 16, 2009 at 11:08 pm
  • Hi, Is it possible to create a query to search a field for any value? I just need to know if the optional field contain any data at all. -- View this message in context: ...
    Apr 8, 2009 at 3:45 pm
    Apr 10, 2009 at 1:43 pm
  • Hello, I am having a problem with reopening the IndexReader with Lucene 2.4 ( I updated to 2.4.1, but still no luck). The exception is preceded by an exception in optimizing the index. I am not ...
    Khawaja ShamsKhawaja Shams
    Apr 9, 2009 at 11:59 pm
    Apr 10, 2009 at 9:37 am
  • Hi, I have the following situation which needs to customize the final score according to field value. Suppose there are two docs in my query result, and they are ordered by default score sort: ...
    Jinming ZhangJinming Zhang
    Apr 7, 2009 at 10:24 am
    Apr 8, 2009 at 3:02 pm
  • Hi, I want to add multiple Analyzer on single field. I want properties of KeywordAnalyzer, SimpleAnalyzer, StandardAnalyzer, WhiteSpaceAnalyzer. Is there any easy way to have all analyzer bundled on ...
    Allahbaksh Mohammedali AsadullahAllahbaksh Mohammedali Asadullah
    Apr 6, 2009 at 2:53 pm
    Apr 7, 2009 at 1:20 pm
  • Hi, I noticed that when I start to index, it indexes 7 documents a second. After 30 minutes it goes down to 3 documents a second. After two hours it becomes very slow (I stopped it when it arrived to ...
    Liat orenLiat oren
    Apr 30, 2009 at 7:29 am
    Apr 30, 2009 at 7:19 pm
  • What I need is the following : If my document field is ( ab,bc,cd,ef) and Search tokens are (ab,bc,cd). Given the following : I should get a hit even if all of the search tokens aren't present If the ...
    Radha SreedharanRadha Sreedharan
    Apr 19, 2009 at 12:22 pm
    Apr 28, 2009 at 10:44 pm
  • hi, I am trying to perform a search using Lucene. The keyword : "national india" This phrase exists inside the content. I try searching it using Lucene and it fail to return any results. Then I try ...
    Apr 27, 2009 at 10:32 am
    Apr 28, 2009 at 8:31 am
  • Hi All, We're using Lucene 2.3.2 on Windows. When we try to generate index for WordNet2.0 using Syns2Index class, while indexing, the following error is thrown: Java.lang.NoSuchMethodError: ...
    Sudarsan, Sithu D.Sudarsan, Sithu D.
    Apr 8, 2009 at 11:01 pm
    Apr 27, 2009 at 8:24 pm
  • Hi all, I'm using Lucene 2.4.1. for building an ngram index. Indexing works well until I try to open the index built so far with Luke. A MergeException is thrown, see below. Opening an index with ...
    Martine WoudstraMartine Woudstra
    Apr 21, 2009 at 3:02 pm
    Apr 21, 2009 at 9:54 pm
  • Lest you think silence equals acceptance... This is not appropriate use of these lists. -Grant --------------------------------------------------------------------- To unsubscribe, e-mail: ...
    Grant IngersollGrant Ingersoll
    Apr 20, 2009 at 4:03 pm
    Apr 21, 2009 at 12:04 pm
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Michael McCandless: 66 posts Erick Erickson: 38 posts Liat oren: 18 posts John Wang: 17 posts Uwe Schindler: 16 posts David Seltzer: 13 posts Grant Ingersoll: 13 posts Steven Bethard: 13 posts Doron Cohen: 11 posts Chris Hostetter: 10 posts Michael Mastroianni: 10 posts Mark Miller: 9 posts Bill Chesky: 8 posts Koji Sekiguchi: 8 posts Marcus Herou: 8 posts Matthew Hall: 8 posts Patrick o'leary: 8 posts Steven A Rowe: 8 posts Andy: 7 posts Christiaan Fluit: 7 posts
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