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Lucene > java-user > November 2013

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49 discussions - 176 posts

  • Hello! I tried to perform indexing multithreadedly, with a FixedThreadPool of Callable workers. The main operation - parsing a single document and addDocument() to the index - is done by a single ...
    Igor ShalyminovIgor Shalyminov
    Nov 21, 2013 at 3:45 pm
    Nov 26, 2013 at 5:21 pm
  • I am trying to cache a BitSet by attaching to IndexReader.addCloseListener, using the getCoreCacheKey() But, I find that getCoreCacheKey() returns the IndexReader object itself as the key. Whenever ...
    Ravikumar GovindarajanRavikumar Govindarajan
    Nov 7, 2013 at 6:33 am
    Nov 11, 2013 at 6:56 am
  • Hi, I am building an application that indexes tweet and offer some basic search facilities on them. I am trying to find a combination where the following would work: * foo matches the foo word, a ...
    Stéphane NicollStéphane Nicoll
    Nov 5, 2013 at 7:41 am
    Nov 9, 2013 at 9:00 am
  • Hello everybody, I am currently working on an index where the documents only represent parts of the entities that should be searchable: We have text objects indexed as independent documents but ...
    Manuel AmoabengManuel Amoabeng
    Nov 7, 2013 at 10:59 am
    Nov 7, 2013 at 1:46 pm
  • Hi Steve, I'd appreciate knowing your results since I have a similar problem. Thanks Kyle --------------------------------------------------------------------- To unsubscribe, e-mail: <span ...
    Kyle JudsonKyle Judson
    Nov 2, 2013 at 1:36 pm
    Nov 5, 2013 at 5:28 am
  • Hello! I wonder if there is a fast way to scan through the entire inverted index to collect words and documents they belong to. Thanks, mb
    Michael BerkovskyMichael Berkovsky
    Nov 25, 2013 at 4:55 pm
    Nov 27, 2013 at 9:58 pm
  • Hi, I implemented my Lucene solution using StandardAnalyzer for both indexing and searching. While testing, I noticed that special characters such as hyphens, forward slash etc. are omitted by this ...
    Raghavendra K RaoRaghavendra K Rao
    Nov 15, 2013 at 8:22 pm
    Nov 18, 2013 at 4:29 pm
  • Group - We are looking at sorting lucene doc's based on a field in alphanumeric order, as we expect fields to have Alpha numeric characters. Attached is the AlphaNumericFieldComparatorSource and ...
    Umashanker, SrividhyaUmashanker, Srividhya
    Nov 12, 2013 at 4:01 am
    Nov 27, 2013 at 1:55 pm
  • I was trying to understand some logic in Builder class of FST. The method freezeTail() looks quite hairy. I gather that there is an some logic for pruning a node or compiling it. What exactly is ...
    Ravikumar GovindarajanRavikumar Govindarajan
    Nov 15, 2013 at 5:17 pm
    Nov 19, 2013 at 12:15 pm
  • Hi guys, I have a question about a problem we had with the SearcherManager.maybeReopen() method. This works as charm except when the segments in the previous index has the exact same names as the ...
    Alexei MorgadoAlexei Morgado
    Nov 7, 2013 at 12:04 am
    Nov 7, 2013 at 6:41 pm
  • Hello, I got an index corruption in production, and was wondering if it might be a known bug (still with Lucene 3.1), or is my code doing something wrong. It's a local disk index. No known machine ...
    Gili NachumGili Nachum
    Nov 5, 2013 at 10:38 pm
    Nov 7, 2013 at 10:58 am
  • Hi, I try deleting the document from the Index like below.It is working in case of Lucene 3.6.But document is not getting deleted for Lucene 4.3 Term term = new Term("path", value) ...
    VIGNESH SVIGNESH S
    Nov 29, 2013 at 6:01 am
    Nov 29, 2013 at 1:37 pm
  • We started to implement a named entity recognition on the base of AnalyzingSuggester, which offers the great support for Synonyms, Stopwords, etc. For this, we slightly modified ...
    Christian ReuschlingChristian Reuschling
    Nov 13, 2013 at 5:05 pm
    Nov 20, 2013 at 5:41 pm
  • Hi All, Sorry to repeat this question from my previous mail chain, but I am hoping the modified subject will catch someone's attention - in case they are familiar with this situation. Could any one ...
    Raghavendra K RaoRaghavendra K Rao
    Nov 18, 2013 at 3:15 am
    Nov 18, 2013 at 2:58 pm
  • Hi, I am trying to deploy is a tiny Lucene-based application in the Google App Engine (GAE). When I test run it on my machine (using the GAE SDK), I get the following error when I call ...
    Goutham TholpadiGoutham Tholpadi
    Nov 17, 2013 at 5:35 pm
    Nov 18, 2013 at 1:13 pm
  • SearcherTaxonomyManager can be used only for NRT, as it only takes an IndexWriter and DirectoryTaxonomyWriter. And I don't think you want to keep those writers open on the slaves side. I think that a ...
    Shai EreraShai Erera
    Nov 1, 2013 at 7:13 am
    Nov 1, 2013 at 7:12 pm
  • Hi, I am looking for an option to use lucene with an encrypted index on disk. I looked for some lucene encrypted directories and found few options: - https://issues.apache.org/jira/browse/LUCENE-2228 ...
    Vincent SevelVincent Sevel
    Nov 19, 2013 at 11:36 am
    Mar 27, 2014 at 5:16 pm
  • Hi; I've asked same question at Solr mail list but could not get any answer. I have a payload field at my schema (Solr 4.5.1) When a user searches for a keyword I will calculate the usual score and ...
    Furkan KAMACIFurkan KAMACI
    Nov 27, 2013 at 5:56 pm
    Nov 29, 2013 at 3:47 pm
  • Hi, I have a Query that is fast and cheap to answer compared to a Filter implementation that is quite expensive (* for a background see below). I was under the impression that when combining Query ...
    Andreas BrandlAndreas Brandl
    Nov 25, 2013 at 8:03 pm
    Nov 26, 2013 at 1:54 pm
  • Hi, I tried indexing for PostingsHighligher with TextField."TYPE_NOT_STOREDTYPE_STORED" and used postings highlighter..iam getting null pointer Exception. But if i use TextField.TYPE_STORED it is ...
    VIGNESH SVIGNESH S
    Nov 25, 2013 at 11:43 am
    Nov 25, 2013 at 2:20 pm
  • Hi, I've my lucene index directory of size 36GB. I recently upgraded my lucene version from v3.2 to v4.4. So, I tried to upgrade my index as suggested @ ...
    Vivek Dhayaal_TrichyVivek Dhayaal_Trichy
    Nov 15, 2013 at 3:34 pm
    Nov 15, 2013 at 5:07 pm
  • Hello all, I wonder if a query according to the following rules is possible. We have several fields with increasing hierarchy, say f_0 to f_{2n}. The rule to search for a term is that starting with ...
    Harald KirschHarald Kirsch
    Nov 13, 2013 at 3:04 pm
    Nov 14, 2013 at 10:05 am
  • Hi Ian, Yes, I am using a StandardAnalyzer with the IndexWriter. Actually I kind-of fixed the issue, by this hacky approach: ``` f = new Field("title", title_string, Field.Store.YES, ...
    Rohit GirdharRohit Girdhar
    Nov 11, 2013 at 7:46 pm
    Nov 12, 2013 at 1:34 pm
  • I did some experiments for finding empty fields, But i want to know whether there is any other better method. Have to reduce hard disk space. Method 1: Add "NULL String" in empty fields We can search ...
    Manoj rajManoj raj
    Nov 4, 2013 at 12:33 pm
    Nov 5, 2013 at 5:26 am
  • Dear Mike McCandless, I am new one in lucene I want to do index from mysql database .now I have indexed from database and saved it into my folder , but I could not search .. searching code not work ...
    MugeeshMugeesh
    Nov 29, 2013 at 6:08 pm
    Nov 29, 2013 at 9:20 pm
  • I'm doing some highlighting with the following code fragment: formatter = new SimpleHTMLFormatter(<b , </b ); Scorer score = new QueryScorer(myQuery); ht = new Highlighter(formatter, score) ...
    Scott SmithScott Smith
    Nov 27, 2013 at 4:30 pm
    Nov 27, 2013 at 5:02 pm
  • I'm doing some highlighting with the following code fragment: formatter = new SimpleHTMLFormatter(<b , </b ); Scorer score = new QueryScorer(myQuery); ht = new Highlighter(formatter, score) ...
    Scott SmithScott Smith
    Nov 27, 2013 at 12:19 am
    Nov 27, 2013 at 3:07 am
  • I just posted a writeup of the Lucene/Solr Revolution Dublin conference. I've been waiting for videos to become available, but I got impatient. Slides are there, mostly though. Sorry if I missed your ...
    Michael SokolovMichael Sokolov
    Nov 25, 2013 at 6:43 pm
    Nov 26, 2013 at 5:07 pm
  • Hello! I've implemented a type ahead search by indexing all possible terms' prefixes as fields on the docs. The resulting index is about 1gb in size and fits in the filesystem cache. Will ...
    Gili NachumGili Nachum
    Nov 23, 2013 at 11:18 am
    Nov 23, 2013 at 10:31 pm
  • Hi, I am using lucene 3.6 and I am looking to a tokenized that would remove certain characters when they are present at the beginning or at the end of a token. I initially used the StandardAnalyzer ...
    Stephane NicollStephane Nicoll
    Nov 21, 2013 at 2:43 pm
    Nov 21, 2013 at 3:47 pm
  • Initially, I queried our (v4.4) index with a single MultiFieldQueryParser and Operator.AND to ensure that all search terms appeared in the results. Since then, however, we've needed to query more ...
    Shahak NagielShahak Nagiel
    Nov 18, 2013 at 6:38 pm
    Nov 19, 2013 at 8:59 am
  • Hi guys, I'm using Lucene 4.3 and I'm getting this Exception: java.lang.NoSuchFieldError: STOP_WORDS_SET at this line in my code: CharArraySet DEFAULT_STOP_SET = StandardAnalyzer.STOP_WORDS_SET; This ...
    Hang MangHang Mang
    Nov 13, 2013 at 11:22 am
    Nov 13, 2013 at 11:52 am
  • Hello! I'd like to have Filters reduce the search space of a Lucene Query. My experiments with DefaultSimilarity and different kind of filtering show that this does not happens. Specifically, I ...
    Gevorg HariGevorg Hari
    Nov 12, 2013 at 11:37 pm
    Nov 12, 2013 at 11:50 pm
  • Hello, I would like to search for documents that do not have a value for a particular field. I understand org.apache.lucene.search.FieldValueFilter serves the purpose to filter out documents that ...
    Ramprakash RamamoorthyRamprakash Ramamoorthy
    Nov 12, 2013 at 6:46 am
    Nov 12, 2013 at 8:21 am
  • Hi I was trying to use the lucene JAVA API to create an index. I am repeatedly getting NullPointerException when I try to add a document with a TextField() field to the IndexWriter. The exception ...
    Rohit GirdharRohit Girdhar
    Nov 11, 2013 at 2:43 pm
    Nov 11, 2013 at 4:31 pm
  • Hi, I'm needing to filter a search for images using tags. For example, a search for the museum, house, art and sea return images with at least three of the four tags or 75% of these tags. I can do ...
    Laécio Freitas ChavesLaécio Freitas Chaves
    Nov 10, 2013 at 1:50 am
    Nov 10, 2013 at 2:22 am
  • Currently I'm using StandardTokenizerFactory which tokenizes the words bases on spaces. For Toy Story it will create tokens toy and story. Ideally, I would want to extend the functionality ...
    KevinKevin
    Nov 5, 2013 at 11:36 pm
    Nov 5, 2013 at 11:43 pm
  • Hi, I have a webapp with a working Lucene search function. The indexed documents contain among others two TextFields called "name" and "fulltext". The "name" TextField holds only one term, for ...
    Thomas FuchsThomas Fuchs
    Nov 1, 2013 at 7:14 pm
    Nov 2, 2013 at 9:22 am
  • Hi; I use Solr 4.5.1 Due to my question is more related to Lucene I wanted to ask this question here. Is there any example which uses payloads for boosting at a custom function query? Thanks; Furkan ...
    Furkan KAMACIFurkan KAMACI
    Nov 27, 2013 at 10:25 pm
    Nov 27, 2013 at 10:25 pm
  • Hi all, Is this possible to extract Query Terms for particular Document. The existing method extractTerms(Set<Term term) expand the query search over all the documents (IndexReader) which sometime ...
    Vishnu MishraVishnu Mishra
    Nov 26, 2013 at 5:11 pm
    Nov 26, 2013 at 5:11 pm
  • October 2013, Apache Lucene™ 4.6 available The Lucene PMC is pleased to announce the release of Apache Lucene 4.6 Apache Lucene is a high-performance, full-featured text search engine library written ...
    Simon WillnauerSimon Willnauer
    Nov 24, 2013 at 7:14 pm
    Nov 24, 2013 at 7:14 pm
  • Hi Solr users, Is it possible to have a dynamic numeric range faceting in Solr 3.6? There is some work is going on for Solr5.0 release though. I am already computing euclidean distance of the ...
    Pradeep PujariPradeep Pujari
    Nov 20, 2013 at 4:59 am
    Nov 20, 2013 at 4:59 am
  • Hi list, I'm trying to get access to the float printed for queryWeight in IndexSearcher.explain, but it appears to be different from other values I get from Query.getNormalizedWeight() (and ...
    Liz MerkhoferLiz Merkhofer
    Nov 19, 2013 at 7:56 pm
    Nov 19, 2013 at 7:56 pm
  • Hi, I'm trying to set up a span query using a regular expression. I'm following the example at: http://searchhub.org/2009/05/26/accessing-words-around-a-positional-match-in-lucene/ And that works, ...
    Brent PathakisBrent Pathakis
    Nov 15, 2013 at 3:12 pm
    Nov 15, 2013 at 3:12 pm
  • When I include a BooleanClause with a NumericRangeQuery, the results for MUST are different from those for SHOULD (as expected). My question is: In the case of SHOULD, is the NumericRangeQuery ...
    Goutham TholpadiGoutham Tholpadi
    Nov 13, 2013 at 2:44 pm
    Nov 13, 2013 at 2:44 pm
  • Hi all So after attending Lucene Revolution (thanks all for some really interesting talks!) I've gotten a renewed interested in using lucene to do clever things with shingles. The main problems with ...
    Matthew WillsonMatthew Willson
    Nov 11, 2013 at 6:04 pm
    Nov 11, 2013 at 6:04 pm
  • (Note: cross posted announcement, please confine any replies to solr-user) Hey folks, On Wednesday, I'll be doing a "Stump The Chump" session at Lucene Revolution EU in Dublin Ireland ...
    Chris HostetterChris Hostetter
    Nov 5, 2013 at 11:03 am
    Nov 5, 2013 at 11:03 am
  • Hi, We use SpanNearQueries intensively for proximity searching. However, we are confused by two different ways to use them. Could anybody explain in details what we can expect for nested and flatten ...
    Yu ZhouYu Zhou
    Nov 4, 2013 at 7:19 pm
    Nov 4, 2013 at 7:19 pm
  • FYI I figured out what the problem is/was. It was not the PerFieldAnalyzer, it was the QueryParser I used. The QueryParser created a TermRangeQuery and not a NumericRangeQuery. -----Original ...
    Vielsack, MarcelVielsack, Marcel
    Nov 1, 2013 at 10:27 am
    Nov 1, 2013 at 10:27 am
Nov 2013
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64 users for November 2013

Michael McCandless: 23 posts Erick Erickson: 12 posts Uwe Schindler: 10 posts Ravikumar Govindarajan: 8 posts Raghavendra K Rao: 6 posts Igor Shalyminov: 5 posts Stéphane Nicoll: 5 posts VIGNESH S: 5 posts Gili Nachum: 4 posts Ian Lea: 4 posts Jack Krupansky: 4 posts Manuel Amoabeng: 4 posts Michael Berkovsky: 4 posts Stephen GRAY: 4 posts Alexei Morgado: 3 posts Christian Reuschling: 3 posts Furkan KAMACI: 3 posts Goutham Tholpadi: 3 posts Rohit Girdhar: 3 posts Scott Smith: 3 posts
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