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Lucene > java-user > April 2012

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45 discussions - 172 posts

  • I am trying to solve a problem using DisjunctionMaxQuery. Consider a query like: a:b OR c:d OR e:f OR ... name:richard OR name:dick OR name:dickie OR name:rich ... At most, one of the richard names ...
    Benson MarguliesBenson Margulies
    Apr 19, 2012 at 5:27 pm
    Apr 20, 2012 at 11:16 am
  • Hi, I'm sure that this is very common use case that probably hundreds of people have asked the same question in the past, but I haven't been able to find an exact answer to my question. I have a ...
    Jong KimJong Kim
    Apr 23, 2012 at 3:32 pm
    Apr 26, 2012 at 9:32 am
  • Hi, Upon updating to Lucene 3.6 I've noticed that new RussianAnalyzer analyzes not the same way as before. Please see example: private List<String getTokens(Analyzer theAnalyzer, String str) throws ...
    Vladimir GubarkovVladimir Gubarkov
    Apr 19, 2012 at 11:26 am
    Apr 19, 2012 at 9:30 pm
  • I read the paper by Doug "Space optimizations for total ranking", since it was written a long time ago, I wonder what algorithms lucene uses (regarding postings list traversal and score calculation, ...
    YangYang
    Apr 25, 2012 at 9:13 pm
    Apr 27, 2012 at 7:58 pm
  • Dear List, we've been struggling the following problem for a while: we have two fields: title and description. Title is generated from short summaries while description is generated fromlong texts ...
    Akos TajtiAkos Tajti
    Apr 26, 2012 at 7:13 pm
    Apr 27, 2012 at 7:40 am
  • Hi all, (scroll to bottom for question) I was setting up a simple web app to play around with phonetic filters. The idea is simple, I just create a document for each word in the English dictionary, ...
    Elmer van ChasteletElmer van Chastelet
    Apr 23, 2012 at 7:28 pm
    Apr 26, 2012 at 12:52 pm
  • Hi All, I'm looking for a solution that hides the complexity and the low level structure of Lucene (to make it much simpler to use). I came across the Compass Project which looks pretty good. I just ...
    Akos TajtiAkos Tajti
    Apr 16, 2012 at 5:38 pm
    Apr 17, 2012 at 12:26 pm
  • We've observed something that, in some ways, is not surprising. If you take a set of documents that are close in 'score' to some query, and shuffle them in different orders and then see what results ...
    Benson MarguliesBenson Margulies
    Apr 2, 2012 at 9:29 pm
    Apr 5, 2012 at 2:30 am
  • Hello, I am relatively new to Lucene, this might be a noob question, if so please redirect me. I'd like some guidance on how to use Lucene to address a problem. I have a set of a few hundred (and ...
    UncleUncle
    Apr 27, 2012 at 11:36 am
    May 10, 2012 at 8:27 am
  • How can I search a minus digit like -123 in lucene? When I search this,lucene excludes 123 from my search or returns no answer.
    S EslamianS Eslamian
    Apr 24, 2012 at 9:45 am
    Apr 24, 2012 at 3:00 pm
  • I recently migrated a legacy Lucene application from 2.3 to 3.5. The code was filled with numerous custom filter/analyzers/similarites/collectors. Took about a week to convert all the token streams ...
    Ivan BrusicIvan Brusic
    Apr 5, 2012 at 6:22 pm
    Apr 19, 2012 at 3:27 am
  • Hello, I currently use Lucene version 3.0...probably need to upgrade to a more current version soon. The problem that I have is when I test search for a an HTML tag (ex. <strong ), Lucene returns the ...
    OkayndcOkayndc
    Apr 5, 2012 at 5:34 pm
    Apr 5, 2012 at 9:52 pm
  • hi all, I am now hacking the BooleanScorer2 to let it keep the docID() of the leaf scorer(mostly possible TermScorer) the same as the top-level Scorer. Why I want to do this is: When I Collect a doc, ...
    Li LiLi Li
    Apr 17, 2012 at 10:38 am
    Apr 19, 2012 at 3:34 am
  • Hi, I'm storing a field two times, one analyzed and other non-analyzed, in order to be able to query for terms and for exact keyword: // Analyzed version d.add(new Field(key, value, Store.NO, ...
    Francisco A. LozanoFrancisco A. Lozano
    Apr 27, 2012 at 10:18 am
    Apr 27, 2012 at 12:18 pm
  • Hi guys, I am still learning Lucene, and I had a very weird problem yesterday that no matter what I did, I always got multifiles not compound file. By default, Lucene use compound file, but I just ...
    Chengcheng ZhaoChengcheng Zhao
    Apr 6, 2012 at 9:05 am
    Apr 6, 2012 at 10:41 am
  • I'm using Lucene's Term Freq vector to calculate cosine similarity between documents, Say my docments has these 3 terms, "owe" "owed" "owing". Lucene takes this as 3 separate terms, but 3 of them ...
    Kasun PereraKasun Perera
    Apr 28, 2012 at 3:03 am
    May 3, 2012 at 8:59 am
  • Dear All, when indexing an object I create a document that contains a field called title. I set the boost of that field to 60. After the indexing was complete I checked the document using luke. The ...
    Akos TajtiAkos Tajti
    Apr 23, 2012 at 11:12 am
    Apr 23, 2012 at 3:36 pm
  • Hi, Are there any notes on making the highlighter work consistently with a shingle generated index? I have a situation where complete matches highlight OK, but partial matches do not - leading to a ...
    Dawn Zoë RaisonDawn Zoë Raison
    Apr 20, 2012 at 11:59 am
    Apr 21, 2012 at 11:37 am
  • I have documents that are marked up with Taxonomy and Ontology terms separately. When I calculate the document similarity, I want to give higher weights to those Taxonomy terms and Ontology terms ...
    Kasun PereraKasun Perera
    Apr 20, 2012 at 8:21 am
    Apr 20, 2012 at 2:31 pm
  • Dear list, I'm studying the Lucene index file formats and I wonder: after having initialized a field with Field(String name, String value, Field.Store store, Field.Index index), where is the value ...
    Carsten SchnoberCarsten Schnober
    Apr 18, 2012 at 3:00 pm
    Apr 20, 2012 at 8:56 am
  • Hi, dear Lucene specialists, I've updated in my project the version of Lucene to the latest (3.6). I wanted at last to add near realtime support to my indexing subsystem. Everything seemed to work ...
    Vladimir GubarkovVladimir Gubarkov
    Apr 17, 2012 at 11:27 pm
    Apr 17, 2012 at 11:42 pm
  • Hi, i did a checkout of: http://svn.apache.org/repos/asf/lucene/dev/branches/lucene_solr_3_6 and modified some jflex files like done in 3.5.0 (once reachable via ...
    Torsten KrahTorsten Krah
    Apr 17, 2012 at 10:48 am
    Apr 17, 2012 at 12:53 pm
  • We limit the memory consumption of our IndexWriters by setting RAMBufferSizeMB to 5MB (IndexWriterConfig.setRAMBufferSizeMB). Inspecting a heapdump unveils that I still have writers wich ...
    Clemens WyssClemens Wyss
    Apr 16, 2012 at 8:46 am
    Apr 17, 2012 at 9:33 am
  • I have a requirement to get results of search query within 1 second for a database table.The database table is returning results slowly at this point.A table has to be moved to a cache and searched ...
    Hiren ShahHiren Shah
    Apr 10, 2012 at 8:40 pm
    Apr 12, 2012 at 4:09 am
  • This is my program to calculate TF-IDF value for a document in a collection of documents. This is working fine, but takes lot of time when calculating the "IDF" values (finding the no of documents ...
    Kasun PereraKasun Perera
    Apr 28, 2012 at 2:39 am
    May 6, 2012 at 11:32 pm
  • Hi, I have read apache lucene tutorial and implemented in our project.But I need help about my lucene question. I have one Index which has two fields. A and B Some values are like below A B AC 10 AC ...
    Yogesh patelYogesh patel
    Apr 15, 2012 at 7:45 am
    Apr 15, 2012 at 7:56 am
  • Hi, I have a large index with a field that contains a important number of terms. I knew that searching with a term starting with a wildcard was not a good idea; looking at ...
    V SevelV Sevel
    Apr 12, 2012 at 10:00 am
    Apr 12, 2012 at 12:46 pm
  • Hi All , I am working on a project on Static Index pruning and I am using the TREC GOV2 database . I have seen that the Trec data can be parsed and the necessary java files are present in the contrib ...
    Jake dsouzaJake dsouza
    Apr 12, 2012 at 5:47 am
    Apr 12, 2012 at 9:08 am
  • Is it possible to match partial words using Lucene. we are using Standard Analyzer for tokenization. -- View this message in context ...
    Hanu_bhambiHanu_bhambi
    Apr 9, 2012 at 10:31 am
    Apr 9, 2012 at 6:06 pm
  • Hi all, What would be the best approach for a custom scoring that requires a "global" view of the result set. For example, I have a field call "color" and I would like to have constraints that there ...
    Tri CaoTri Cao
    Apr 6, 2012 at 5:08 pm
    Apr 9, 2012 at 5:49 am
  • .. http://www.predialmagos.com/couponcode-m55555.html?gegoogleid=25xj0 --------------------------------------------------------------------- To unsubscribe, e-mail ...
    Sol myrSol myr
    Apr 30, 2012 at 2:27 pm
    Apr 30, 2012 at 2:27 pm
  • 0

    Re:

    . http://partyfuncreation.com/haveagooday765.html?xlinkFriend=1obiy --------------------------------------------------------------------- To unsubscribe, e-mail ...
    Sol myrSol myr
    Apr 27, 2012 at 6:22 pm
    Apr 27, 2012 at 6:22 pm
  • 0

    Re:

    .. http://upload.perkom.nl/m555-0.html?nfriend=27d2 --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org For ...
    Sol myrSol myr
    Apr 27, 2012 at 4:27 am
    Apr 27, 2012 at 4:27 am
  • Hi All, I am pretty new to Lucene and Pylucene. This is a problem when I am using pylucene to write a customized analyzer, to tokenize text in to bigrams. The code for analyzer class is: class ...
    Wu KeWu Ke
    Apr 22, 2012 at 10:35 pm
    Apr 22, 2012 at 10:35 pm
  • Hello, If you've always wanted a full-time job working with Solr, ElasticSearch, or Lucene, we have a position that is all about that, offers path to team leadership, and will expose a person to a ...
    Otis GospodneticOtis Gospodnetic
    Apr 18, 2012 at 3:58 pm
    Apr 18, 2012 at 3:58 pm
  • Hello, I'm thinking about using maven-shade-plugin to shade Lucene's classes into my own jar. Just wondering if this has been done before or any yay or nay regarding this setup? Thank you, Hung- -- ...
    HhuynhHhuynh
    Apr 17, 2012 at 2:09 am
    Apr 17, 2012 at 2:09 am
  • Hi All , I am trying to index the Trec GOV2 data set and I am getting a few Exceptions from this class . Please see the Stack Trace Below java.lang.NullPointerException Apr 16, 2012 5:32:55 AM at ...
    Jake dsouzaJake dsouza
    Apr 16, 2012 at 5:01 pm
    Apr 16, 2012 at 5:01 pm
  • Hi, Does any one know if lucene uses any logging features that may be set to output errors exceptions and other information to a file . Like Java Logging API or Log4J ? Thanks , Jake
    Jake dsouzaJake dsouza
    Apr 14, 2012 at 7:42 am
    Apr 14, 2012 at 7:42 am
  • 12 April 2012, Apache Lucene™ 3.6.0 available The Lucene PMC is pleased to announce the release of Apache Lucene 3.6.0. Apache Lucene is a high-performance, full-featured text search engine library ...
    Robert MuirRobert Muir
    Apr 12, 2012 at 9:05 pm
    Apr 12, 2012 at 9:05 pm
  • wikipedia.alg in benchmark is only able to extract and index current pages dumps. It does not take revisions into account. Do you know any way to do this? Or should I change EnwikiContentSource to ...
    Zeynep P.Zeynep P.
    Apr 10, 2012 at 5:34 pm
    Apr 10, 2012 at 5:34 pm
  • Just thought I throw out a question. What is available in the libraries to help with manipulating and asking questions about queries? So far my best (and worst) efforts have involved combinations ...
    Paul HillPaul Hill
    Apr 9, 2012 at 6:28 pm
    Apr 9, 2012 at 6:28 pm
  • I use QueryParser parser = new QueryParser(Version.LUCENE_32, "title", analyzer); i get results back.but when i change to MatchAllDocsQuery i get 0 result. I missed something in my code? I google and ...
    Jianwen louJianwen lou
    Apr 5, 2012 at 12:34 pm
    Apr 5, 2012 at 12:34 pm
  • I use lucene 3.5 in my app.I set a field Store.YES,INDEX.NO. I look for the stored filed value via luke3.5,I do not see the stored field value.But set the field Store.YES,Index.NOT_ANALYZED, i get ...
    Jianwen louJianwen lou
    Apr 5, 2012 at 7:19 am
    Apr 5, 2012 at 7:19 am
  • hello! http://downloads.supportandmore.de/amrv-10-11.html?jhID=8aus2 --------------------------------------------------------------------- To unsubscribe, e-mail ...
    Sol myrSol myr
    Apr 4, 2012 at 8:08 pm
    Apr 4, 2012 at 8:08 pm
  • Using the original org.apache.lucene.search.highlight.Highlighter should I be able to give it a query like [ My AND Words AND "My Words"^100 ] (the actually phrase in this query is converted to a ...
    Paul HillPaul Hill
    Apr 4, 2012 at 8:06 pm
    Apr 4, 2012 at 8:06 pm
Apr 2012
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62 users for April 2012

Benson Margulies: 10 posts Erick Erickson: 9 posts Li Li: 9 posts Uwe Schindler: 9 posts Robert Muir: 8 posts Tajti Ákos: 8 posts Michael McCandless: 7 posts Vladimir Gubarkov: 6 posts Elmer van Chastelet: 5 posts Ian Lea: 5 posts Steven A Rowe: 5 posts Ivan Brusic: 4 posts Jake dsouza: 4 posts Kasun Perera: 4 posts Sol myr: 4 posts Torsten Krah: 4 posts Yang: 4 posts Andrzej Bialecki: 3 posts Carsten Schnober: 3 posts Okayndc: 3 posts
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