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56 discussions - 282 posts

  • Hello, I am getting below exception, and using Drillsideways facets. While getting children i am getting below exception: 17:02:10,496 ERROR [stderr:71] (Thread-2 ...
    Jigar ShahJigar Shah
    Jun 20, 2014 at 12:12 pm
    Jun 23, 2014 at 1:48 pm
  • Hi, I am evaluating Lucene Facets for a project. Since there is a lot of change in 4.7.2 for Facets, I am relying on UTs for reference. Please let me know if there are other sources of information. I ...
    Sandeep KhanzodeSandeep Khanzode
    Jun 13, 2014 at 8:49 am
    Jun 17, 2014 at 6:44 pm
  • Greetings Our app currently uses language specific analysers (e.g. EnglishAnalyzer, GermanAnalyzer, etc.). We need an option to disable stemming. What's the recommended way to do this? These ...
    JamieJamie
    Jun 9, 2014 at 9:55 am
    Jun 10, 2014 at 7:54 am
  • Hi, all I fould that the memory consumption of ‍my lucene server is abnormal, and “jmap -histo ${pid}” show that the class of byte[] consume almost all of the memory. Is there memory leak in my app? ...
    308181687308181687
    Jun 27, 2014 at 8:42 am
    Jul 1, 2014 at 8:40 am
  • I am planning to use SortingMergePolicy where all the merge-participating segments are already sorted... I understand that I need to define a DocMap with old-new doc-id mappings. Is it possible to ...
    Ravikumar GovindarajanRavikumar Govindarajan
    Jun 17, 2014 at 1:04 am
    Jun 18, 2014 at 6:05 am
  • Hi, I'd like to index (Haskell) source code. I've run the source code through a compiler (GHC) to get rich information about each token (its type, fully qualified name, etc) that I want to index (and ...
    Johan TibellJohan Tibell
    Jun 4, 2014 at 1:33 am
    Jun 5, 2014 at 12:45 pm
  • Lucene Experts - Recently we upgraded to Lucene 4. We want to make use of concurrent flushing feature Of Lucene. Indexing for us includes certain db operations and writing to lucene ended by commit ...
    Umashanker, SrividhyaUmashanker, Srividhya
    Jun 20, 2014 at 3:48 pm
    Jul 3, 2014 at 8:01 am
  • Hi, I have found this useful guide to the "*Lucene Faceted Search*": http://lucene.apache.org/core/4_4_0/facet/org/apache/lucene/facet/doc-files/userguide.html The problem is that it refers to Lucene ...
    RafRaf
    Jun 11, 2014 at 7:52 am
    Jun 23, 2014 at 2:02 pm
  • Hi All, What's the best way to control the timing when merges occur? In particular, I'd like less merges to occur when the rate of indexing new documents is high, and more merges to occurs when the ...
    JamieJamie
    Jun 12, 2014 at 4:36 am
    Jun 12, 2014 at 3:01 pm
  • Hi While running a search over several million documents, the Yourkit profiler reports a deadlock on the following method. Any ideas? search worker <--- Frozen for at least 25m 37 sec ...
    JamieJamie
    Jun 23, 2014 at 11:31 am
    Jun 23, 2014 at 12:19 pm
  • Hi, We're interested in having access to the number of terms in the fields for a document vs the pre-calculated lengthnorm at scoring time - we want experiment with different lengthnorm functions so ...
    Nalini KarthaNalini Kartha
    Jun 19, 2014 at 5:17 pm
    Jun 19, 2014 at 10:26 pm
  • I was planning to use ETSC in-conjunction with SortingMergePolicy and got stuck. In ESTC, we have @Override public void collect(int doc) throws IOException { in.collect(doc); if (++numCollected = ...
    Ravikumar GovindarajanRavikumar Govindarajan
    Jun 20, 2014 at 10:14 am
    Jun 25, 2014 at 3:05 pm
  • Hi, I am trying to implement a sort order for search results in Lucene 4.7.2. If I want to use data for ordering that is not stored in Lucene as Fields, is there any way this can be done? Basically, ...
    Sandeep KhanzodeSandeep Khanzode
    Jun 24, 2014 at 5:32 pm
    Jun 26, 2014 at 12:38 am
  • I would like to perform a batch update on an index. In order to omit duplicate entries I am making use of IndexWriter#updateDocument(Term, Document) open an IndexWriter; foreach( element in ...
    Clemens Wyss DEVClemens Wyss DEV
    Jun 18, 2014 at 2:08 pm
    Jun 20, 2014 at 4:47 am
  • I used lucene 4.4 to create index for some documents. One of the indexing fields is BinaryDocValuesField. After I change the dependency to lucene 4.5. The index size for 1 million documents increases ...
    Zhao, GangZhao, Gang
    Jun 14, 2014 at 12:28 am
    Jun 17, 2014 at 4:13 pm
  • I read through the http://searchhub.org/2009/07/18/the-spanquery/ which provided a good overview for how one can construct fairly complex span queries. I was particularly interested in the ability to ...
    Darin McBeathDarin McBeath
    Jun 6, 2014 at 12:19 am
    Jun 9, 2014 at 6:20 pm
  • The following "testcase" runs endlessly and produces VERY heavy load. ... String query = "Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut " + ...
    Clemens Wyss DEVClemens Wyss DEV
    Jun 26, 2014 at 7:17 am
    Jun 27, 2014 at 2:14 am
  • Hello All: I am building sample code using lucene v4.8.1 to explore the new facet API. The problem I am having is that if I pass a populated string array nothing gets indexed while if I pass only the ...
    West suhanicWest suhanic
    Jun 22, 2014 at 3:35 am
    Jun 22, 2014 at 5:17 pm
  • Looking for an AnalyzingSuggester which supports - fuzzyness - case insensitivity - small (in memors) footprint (*) (*)Just tried to "hand" my big IndexReader (see oher post " [lucene 4.6] NPE when ...
    Clemens Wyss DEVClemens Wyss DEV
    Jun 13, 2014 at 12:53 pm
    Jun 22, 2014 at 8:38 am
  • Hi, I'm experience a puzzling behaviour with the QueryParser and was hoping someone around here can help me. I have a very simple Analyzer that tries to replace forward slashes (/) by spaces. Because ...
    Luis PurezaLuis Pureza
    Jun 17, 2014 at 6:03 pm
    Jun 19, 2014 at 9:10 am
  • Dear all, I am not much into searching, however, I used Lucene to do some text postprocessing, (esp. stemming) using low level tools generously gathered in Lucene. I was very happy to see the memory ...
    Michal LopuszynskiMichal Lopuszynski
    Jun 14, 2014 at 2:43 pm
    Jun 16, 2014 at 10:36 am
  • Hi all. The inability to read people's existing indexes is essentially the only thing stopping us upgrading to v4, so we're stuck indefinitely on v3.6 until we find a way around this issue. As I ...
    TrejkazTrejkaz
    Jun 9, 2014 at 10:52 am
    Jun 9, 2014 at 4:04 pm
  • Hi everyone, I am trying to retrieve all results within a given bounding box in a 2-D space. I understand that the scoring function is based on the distance from the center of the query. I am not ...
    Parth_nParth_n
    Jun 8, 2014 at 5:11 am
    Jun 9, 2014 at 3:21 am
  • Hello, If I have an AtomicReader, and an IndexSearcher can I reopen the index to get the new documents? Like there ...
    Gergő TörcsváriGergő Törcsvári
    Jun 3, 2014 at 10:36 am
    Jun 5, 2014 at 9:18 am
  • Hi, I have an index that runs into 200-300GB. It is not frequently updated. What are the best strategies to query on this index? 1.] Should I, at index time, split the content, like a hash based ...
    Sandeep KhanzodeSandeep Khanzode
    Jun 27, 2014 at 10:34 am
    Jun 27, 2014 at 11:19 am
  • Are there any performance test suites available in lucene codebase which can be reused by us to benchmark against our lucene infrastructure? We are looking at mainly multithreaded indexing tests ...
    Umashanker, SrividhyaUmashanker, Srividhya
    Jun 20, 2014 at 7:20 am
    Jun 24, 2014 at 4:06 am
  • Hi, In my programme, I can index and search a document based on unigrams. I modified the code as follows to obtain the results based on bigrams. However, it did not give me the desired output ...
    Manjula WijewickremaManjula Wijewickrema
    Jun 11, 2014 at 6:24 am
    Jun 17, 2014 at 4:22 am
  • Hi, I am using Lucene 3.6.2 (I cannot upgrade due to 3rd party dependencies). I have written the following code below to illustrate the problem. I create a single document, add three fields, put it ...
    Andrew NormanAndrew Norman
    Jun 16, 2014 at 12:43 pm
    Jun 16, 2014 at 4:29 pm
  • Perhaps more of an NLP question, but are there any tests regarding relevance for Lucene? Given an example corpus of documents, what are the golden sets for specific queries? The Wikidump dump is used ...
    Ivan BrusicIvan Brusic
    Jun 12, 2014 at 5:47 pm
    Jun 12, 2014 at 6:52 pm
  • I am planning to implement lucene searching in my project. I have to save score of document corresponding to query . say i have query q and documents d1,d2,d3 .after running lucene i got q1 d3 0.643 ...
    Rajendra RaoRajendra Rao
    Jun 11, 2014 at 12:06 pm
    Jun 11, 2014 at 5:59 pm
  • I’m having an issue searching for an exact phrase with Lucene 4.7. My use case loaded the Declaration of Independence into a Lucene search database. I search for “it becomes” and I get two hits; one ...
    Scott SelviaScott Selvia
    Jun 11, 2014 at 4:48 pm
    Jun 11, 2014 at 5:04 pm
  • Hi, I was wondering why there is no search method in lucene Indexsearcher to search after last reference by passing collector. Say a method with signature like searchAfter(Query query, ScoreDoc ...
    Kailash BudhathokiKailash Budhathoki
    Jun 6, 2014 at 9:27 am
    Jun 8, 2014 at 3:45 pm
  • I have system in which documents and Query comes frequently .I am creating index writer in memory every time for each query I request . I want to know Is it good to separate Index Writing and loading ...
    Rajendra RaoRajendra Rao
    Jun 5, 2014 at 6:55 am
    Jun 6, 2014 at 5:32 am
  • I'm new to Lucene and search technology. I've read just enough to be confused and dangerous, so please bear with me. My documents have sets of integer ranges, like 1-3, 12-20,....13290-16509, ... ...
    Paul TysonPaul Tyson
    Jun 5, 2014 at 2:30 am
    Jun 5, 2014 at 1:14 pm
  • Hi I have a simple WAR based web application that uses lucene created indexes to provide search results in a xml format. It works fine locally but I want to deploy it using Elastic Beanstalk within ...
    Paul TaylorPaul Taylor
    Jun 27, 2014 at 11:13 am
    Jun 28, 2014 at 5:56 am
  • Hi, I have to index millions of files, that's why i am thinking batch wise indexing is good. Is it possible to do batch indexing using lucene? If batch indexing is possible using lucene provide me ...
    Venkata krishnaVenkata krishna
    Jun 26, 2014 at 3:59 pm
    Jun 26, 2014 at 11:12 pm
  • Hi, I was checking the SortedDocValuesField and its performance in Sort as opposed to a normal i.e. StringField and its performance in the same sort. So, I used the same string/bytesref value in both ...
    Sandeep KhanzodeSandeep Khanzode
    Jun 26, 2014 at 10:00 am
    Jun 26, 2014 at 10:12 am
  • Hi, We are in the process of upgrading from lucene 3.6.0 to lucene 4.7.2, and our tests show a significant search degradation on Windows platform. Trying to figure this out, here are a couple of ...
    Shlomit RosenShlomit Rosen
    Jun 17, 2014 at 8:37 am
    Jun 18, 2014 at 10:59 am
  • Hi, I would like to open taxonomy indices in a tool (like Luke). Please could you help? Currently I am able to open other lucene indices in Luke 4.8.1 but unable to open taxonomy indices. When I try ...
    Mrugesh PatelMrugesh Patel
    Jun 16, 2014 at 1:14 pm
    Jun 16, 2014 at 1:44 pm
  • Hi there I am a relative newbie Solr user so please be gentle with me. I am experimenting with various phonetic filters and the tokens created can vary depending on whether the words contain ...
    Michael TobiasMichael Tobias
    Jun 6, 2014 at 12:13 am
    Jun 6, 2014 at 12:48 am
  • Hi, I want to create a Lucene analyzer for RDF nodes. RDF nodes can have multiple types (uri, bnode, plain literal, plain literal with language, typed literal with datatype). While analyzing the ...
    Stephane FellahStephane Fellah
    Jun 4, 2014 at 5:36 pm
    Jun 4, 2014 at 5:54 pm
  • I came across this type when I checked this blog: http://blog.trifork.com/2011/10/27/introducing-lucene-index-doc-values/ The blog mentions that the IndexDocValues are created as sorting types ...
    Sandeep KhanzodeSandeep Khanzode
    Jun 27, 2014 at 6:44 am
    Jun 27, 2014 at 6:44 am
  • Hi pals, I have created an index out of about 1000 documents. When I searched through the index, I got an accuracy of around 37.7%, then I made another index file with same documents. So, the number ...
    BenglishBenglish
    Jun 25, 2014 at 4:31 pm
    Jun 25, 2014 at 4:31 pm
  • 25 June 2014, Apache Lucene™ 4.9.0 available The Lucene PMC is pleased to announce the release of Apache Lucene 4.9.0 Apache Lucene is a high-performance, full-featured text search engine library ...
    Robert MuirRobert Muir
    Jun 25, 2014 at 2:37 pm
    Jun 25, 2014 at 2:37 pm
  • Can you post an example which demonstrates the problem? It's also Hello: I solved the problem. My facet search code, which is a separate program from the index code, did not call setHierarchical ...
    West suhanicWest suhanic
    Jun 24, 2014 at 3:11 pm
    Jun 24, 2014 at 3:11 pm
  • Hi, In my programme, I tried to select the most relevant document based on bigrams. System gives me the following output. {contents: /1, assist librarian/1, assist manjula/2, assist sabaragamuwa/1, ...
    Manjula WijewickremaManjula Wijewickrema
    Jun 24, 2014 at 8:53 am
    Jun 24, 2014 at 8:53 am
  • Hi Simon, guys, I see LUCENE-5038, useCompoundFile stuff had been refactored. Now I think there are some problems with LogMergePolicy. Example: 1. setting useCompoundFile as false and no changing ...
    Duke DAIDuke DAI
    Jun 19, 2014 at 8:54 am
    Jun 19, 2014 at 8:54 am
  • Hello, I have a question about idf computation for different fields: As we know, idf = Math.log(numDocs/(docFreq+1)) + 1.0 docFreq is field specific, however, numDocs is a shared number for all ...
    Boyan LiuBoyan Liu
    Jun 18, 2014 at 4:23 pm
    Jun 18, 2014 at 4:23 pm
  • Hi, we currently migrate from Lucene 3.5.0 to Lucene 4. So far so good, but in one project we have the need to access multiple indices, that can be also remote ones. In the past, we solved this by ...
    Christian ReuschlingChristian Reuschling
    Jun 18, 2014 at 3:10 pm
    Jun 18, 2014 at 3:10 pm
  • (Apologies if you reveive multiple copies of this message.) DEADLINE EXTENDED TO JUNE 23, 2014 The 12th International Workshop on Java Technologies for Real-time and Embedded Systems - JTRES 2014 ...
    WopuWopu
    Jun 13, 2014 at 5:10 pm
    Jun 13, 2014 at 5:10 pm
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73 users for June 2014

Jamie: 33 posts Shai Erera: 22 posts Clemens Wyss DEV: 15 posts Michael McCandless: 13 posts Sandeep Khanzode: 12 posts Robert Muir: 10 posts Uwe Schindler: 10 posts Jigar Shah: 9 posts Vitaly Funstein: 9 posts Ravikumar Govindarajan: 8 posts Toke Eskildsen: 7 posts Erick Erickson: 6 posts Jack Krupansky: 6 posts 308181687: 5 posts Umashanker, Srividhya: 5 posts Aditya: 4 posts Adrien Grand: 4 posts Allison, Timothy B.: 4 posts Johan Tibell: 4 posts Manjula Wijewickrema: 4 posts
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