Search Discussions

36 discussions - 103 posts

  • We were experimenting with SortingMergePolicy and came across an alternate solution to TimSort of postings-list using FBS & GrowableWriter. I have attached relevant code-snippet. It would be nice if ...
    Ravikumar GovindarajanRavikumar Govindarajan
    Apr 14, 2015 at 12:08 pm
    May 6, 2015 at 9:44 pm
  • Hi I would like to create a text dependent analyzer. That is, *given a string*, the analyzer will: 1. Read the entire text and break it into sentences. 2. Each sentence will then be tokenized, ...
    Shay HummelShay Hummel
    Apr 14, 2015 at 5:12 pm
    Apr 20, 2015 at 2:31 pm
  • Hi I need help porting my lucene code from 4 to 5. In particular, I need to customize a collector (to collect all doc Ids in the index - which can be guidelines how to do this in lucene 5, specially ...
    Robust LinksRobust Links
    Apr 29, 2015 at 2:42 pm
    Apr 30, 2015 at 1:45 pm
  • From time to time I make use of luke to inspect lucene indexes. I appreciate this tool very much. Will there be a version of Luke for Lucene 5.x? Or is there one already? Thx Clemens
    Clemens Wyss DEVClemens Wyss DEV
    Apr 24, 2015 at 6:11 am
    Apr 29, 2015 at 1:51 pm
  • Let me explain the usage scenario: I have an application with frequent doucment updates and it uses NRT reader. I also have a background thread which calls commit on the IndexWriter on a regular ...
    Anand BhagwatAnand Bhagwat
    Apr 27, 2015 at 11:16 am
    Apr 28, 2015 at 3:52 am
  • Hi, I'm upgrading to lucene 5.1.0 from lucene 4. In our index we have documents in different languages which are analyzed with the correct analyzer. We used the method addDocument of IndexWriter ...
    Lisa ZiriLisa Ziri
    Apr 19, 2015 at 10:37 am
    Apr 21, 2015 at 1:30 pm
  • Hi all, As I can see the Multireader is reading the multiple indices sequentially (correct me if I am wrong). So using a IndexSearcher on a multireader will also perform sequential searches right? Is ...
    Gimantha BandaraGimantha Bandara
    Apr 7, 2015 at 12:11 pm
    Apr 7, 2015 at 2:51 pm
  • Hi. I am studying Lucene performance and in particular how it benefits from faster I/O such as SSD and NVMe. I am using nightlybench for indexing wiki (1K docs) with similar parameters as used in ...
    Anahita Shayesteh-SSIAnahita Shayesteh-SSI
    Apr 30, 2015 at 6:26 pm
    May 1, 2015 at 1:48 pm
  • Hi I have simple index with 2 fields i.e. title and body. When i perform a simple search query like bring document which have particular text like lazy or dog or brown in either title or body but I ...
    Muhammad IsmailMuhammad Ismail
    Apr 29, 2015 at 7:02 pm
    Apr 30, 2015 at 1:34 pm
  • Hi all, I have documents which have some facetfields. If I tried to update a document where the facet values are same in both facet fields i am getting the following error. Note I am using ...
    Gimantha BandaraGimantha Bandara
    Apr 24, 2015 at 4:44 pm
    Apr 27, 2015 at 6:59 am
  • Hello, I would like to generate my own tokenizer which is slightly modify the StandardTokenizerImpl*.jflex. But I read the READ_BEFORE_GENERATING.txt. Currently, the jflex version is 1.6.1. but the ...
    Youngho ChoYoungho Cho
    Apr 25, 2015 at 2:40 am
    Apr 25, 2015 at 11:37 am
  • Hello, I'm in a situation where a search query string is being submitted simultaneously to Lucene, and to an external API. Results are fetched from both sources. I already have a score available for ...
    Ali AkhtarAli Akhtar
    Apr 7, 2015 at 5:33 am
    Apr 11, 2015 at 2:59 pm
  • I am new to Lucene and curious to know the data structures/algorithms used behind the scene. Is there any documentation where I can find this? Thanks, Prateek
    Prateek AsthanaPrateek Asthana
    Apr 7, 2015 at 6:03 pm
    Apr 8, 2015 at 2:24 am
  • hi, I am second year undergraduate of University of Moratuwa,SriLanka.My second year project I am doing Question answering system(Knowledge base).In this project i have to suggest similar question ...
    Hesh jayHesh jay
    Apr 1, 2015 at 3:24 am
    Apr 2, 2015 at 2:57 pm
  • Hi David, ouch - no, missed that. I'm indexing points and polygons with the RecursivePrefixTreeStrategy right now, so simply didn't look properly at the BBoxStrategy. (I need to use exact polygons, ...
    Simon RainerSimon Rainer
    Apr 1, 2015 at 7:36 pm
    Apr 2, 2015 at 6:08 am
  • i am getting below exception while using apache lucene in web service with tomcat ,axis 2 .This exception is not coming in standalone application. Java.lang.IllegalArgumentException: A SPI class of ...
    Rajendra RaoRajendra Rao
    Apr 30, 2015 at 1:53 pm
    Apr 30, 2015 at 2:02 pm
  • Hi, I have a large text and from that I need to calculated the top frequencies of words , say 'Driving' occurs the most. Now , I need to find phrase containing 'Driving' in the given text and the ...
    Shashidhar RaoShashidhar Rao
    Apr 23, 2015 at 5:33 pm
    Apr 23, 2015 at 7:54 pm
  • Hi, Can we use Lucene API to store and search data in Accumulo?can we have a system, which is combination of the capabilities of both Accumulo and Lucene so that data can be searched by lucene API ...
    Apr 9, 2015 at 10:34 am
    Apr 9, 2015 at 11:22 am
  • Hi, We are using Lucene indirectly via ElasticSearch. We would like to use RE2 syntax for running regex queries against Lucene. We are already using RE2 syntax for other parts of our system, so not ...
    Code fx9Code fx9
    Apr 5, 2015 at 9:08 pm
    Apr 6, 2015 at 1:10 am
  • Hi, I'm trying to implement sorting by 'best fit' in Lucene spatial. I.e. I want to query my index for documents that intersect a query rectangle, and get my results sorted by the amount overlap ...
    Simon RainerSimon Rainer
    Apr 1, 2015 at 5:53 pm
    Apr 1, 2015 at 6:47 pm
  • (cross posted, please confine any replies to general@lucene) A quick reminder and/or heads up for htose who haven't heard yet: this year's Lucene/Solr Revolution is happeing in Austin Texas in ...
    Chris HostetterChris Hostetter
    Apr 30, 2015 at 8:46 pm
    Apr 30, 2015 at 8:46 pm
  • Hello, I'm not sure if this is the correct approach, so please let me know if there is a better way to accomplish the following task I am attempting to search an entire database for a keyword. To do ...
    Fielder, Todd PatrickFielder, Todd Patrick
    Apr 30, 2015 at 6:49 pm
    Apr 30, 2015 at 6:49 pm
  • Hi all, I am using Lucene and would like to interface to the TREC_EVAL tool so that, by generating my search results in the TREC_EVAL format. I can use the tool to calculate evaluation measures. I ...
    Ralf BierigRalf Bierig
    Apr 29, 2015 at 12:33 pm
    Apr 29, 2015 at 12:33 pm
  • Hi, I am now looking into BlockJoinQuery where I can join two indices and execute search queries. My concern is this... Is it possible to perform "AND" and "OR" operations between two seperate ...
    Gimantha BandaraGimantha Bandara
    Apr 24, 2015 at 7:25 am
    Apr 24, 2015 at 7:25 am
  • Hello All, We are using lucene 2.9.3, a pretty old engine. The index might have duplicates objects and what we are looking at is to get distinct results from the index itself and avoid any filtering ...
    Karnawat, MaheshKarnawat, Mahesh
    Apr 23, 2015 at 12:06 pm
    Apr 23, 2015 at 12:06 pm
  • hi, I'm using facets with Lucene 5.0 using a WildcardQuery to narrow down my results. The TopDocs collected by FacetsCollector.search are indeed limited by both my query and my filter. But when it ...
    Samt & sondersSamt & sonders
    Apr 16, 2015 at 9:56 am
    Apr 16, 2015 at 9:56 am
  • In the documentation for FieldMaskingSpanQuery, it says: "Note: as getField() returns the masked field, scoring will be done using the Similarity and collection statistics of the field name supplied, ...
    Stephen WuStephen Wu
    Apr 15, 2015 at 1:05 pm
    Apr 15, 2015 at 1:05 pm
  • 14 April 2015 - The Lucene PMC is pleased to announce the release of Apache Lucene 5.1.0 The release is available for immediate download at: http://www.apache.org/dyn/closer.cgi/lucene/java/5.1.0 ...
    Timothy PotterTimothy Potter
    Apr 14, 2015 at 5:42 pm
    Apr 14, 2015 at 5:42 pm
  • Hi Why did you add this note in SpanPayloadCheckQuery "Do not use this with an SpanQuery that contains a SpanNearQuery ...
    Shay HummelShay Hummel
    Apr 14, 2015 at 5:25 pm
    Apr 14, 2015 at 5:25 pm
  • I am implementing a language modelling (type) similarity function, and am using the LMDirichletSimilarity class (and its helper classes) as a template. However, it seems the ...
    Ronan CumminsRonan Cummins
    Apr 11, 2015 at 12:29 pm
    Apr 11, 2015 at 12:29 pm
  • Hi, I am considering overriding FilteredQuery- RandomAccessFilterStrategy.useRandomAccess() to always return true but am unsure of the performance implications. Does anyone know if there are any ...
    Apr 10, 2015 at 11:13 am
    Apr 10, 2015 at 11:13 am
  • Hi, I'm using DateRangePrefixTree and NumberRangePrefixTreeStrategy to show "time histograms" for my search results. This works perfectly. But is there a way to configure the way the levels are ...
    Simon RainerSimon Rainer
    Apr 9, 2015 at 8:03 am
    Apr 9, 2015 at 8:03 am
  • I'm trying to use getBestFragments to concatenate the most relevant segments of a document, but it only returns one. I must be doing something wrong here. Here is the the code: private static void ...
    Apr 8, 2015 at 7:58 pm
    Apr 8, 2015 at 7:58 pm
  • Hi I have created a sample index with 2 fields i.e. [title & body] I have saved payload information (float value) with title field. Now I am trying to print payload value for each term in title ...
    Muhammad IsmailMuhammad Ismail
    Apr 7, 2015 at 6:55 pm
    Apr 7, 2015 at 6:55 pm
  • Hi all, I'm new to Lucene and having a problem with a particular search query. I'm using Lucene 4.10.3 with the StandardAnalyzer and the AnalyzingInfixSuggester. I've got a list of names that I'm ...
    Apr 4, 2015 at 3:40 am
    Apr 4, 2015 at 3:40 am
  • Hi, I'm looking for some insight into what conditions cause QueryNodeException and what one typically does about it? Since it's a checked exception, it implies that you are supposed to handle it ...
    Larry WhiteLarry White
    Apr 1, 2015 at 10:15 pm
    Apr 1, 2015 at 10:15 pm
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52 users for April 2015

Gimantha Bandara: 12 posts Ahmet Arslan: 4 posts Michael McCandless: 4 posts Muhammad Ismail: 4 posts Ravikumar Govindarajan: 4 posts Robust Links: 4 posts Shay Hummel: 4 posts Simon Rainer: 4 posts Anand Bhagwat: 3 posts Clemens Wyss DEV: 3 posts Jack Krupansky: 3 posts Uwe Schindler: 3 posts Adrien Grand: 2 posts Anahita Shayesteh-SSI: 2 posts Chris Hostetter: 2 posts David W Smiley: 2 posts Fielder, Todd Patrick: 2 posts Koji Sekiguchi: 2 posts Prateek Asthana: 2 posts Robert Muir: 2 posts
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