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Calculating a IDF value for a document collection - Lucene - [mail # user]
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...I have set of documents separated in to doc_sections (d) that are again separated in to (n) number of sentences. There is an ontology that I’m using to calculate similarity between definitio...
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Author: Kasun Perera,
2013-01-16, 04:16
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How to create a Lucene in-memory index at webapp deployment time - Lucene - [mail # user]
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...I have a web java/jsp application running on Apache Tomcat server. In this web application I have used lucene, to index and calculate similrarity between some PDF documents(PDF documents are...
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Author: Kasun Perera,
2012-09-07, 05:10
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Different Weights to Lucene fields with Okapi Similarity - Lucene - [mail # user]
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...Resending again, since my question didn't get much attention From: Kasun Perera Date: Tue, Jun 19, 2012 at 3:26 PM Subject: Different Weights to Lucene fields with Okapi Similari...
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Author: Kasun Perera,
2012-07-17, 03:14
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Re: with regarding to the blog post reply done on [AnonymousJune 28, 2012 5:19 AM] - Lucene - [mail # user]
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...Hi Nadeesha If you want to try out how Lucene indexing and searching works, try this simple tutorial http://oak.cs.ucla.edu/cs144/projects/lucene/index.html. Download lucene-tutorial.z...
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Author: Kasun Perera,
2012-07-02, 17:00
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Different Weights to Lucene fields with Okapi Similarity - Lucene - [mail # user]
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...Based on this link http://www2002.org/CDROM/refereed/643/node6.html , I'm calculating Okapi similarity between the query document and another document as below using Lucene: I have ind...
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Author: Kasun Perera,
2012-06-19, 09:56
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Re: Calculating Average Document Length with Lucene - Lucene - [mail # user]
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...I found this is the correct way of calculating Average Document length of document having tree fields byte[] normsDocLengthArrField1 = indexReader.norms("filed1"); byte[] normsDocLengt...
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Author: Kasun Perera,
2012-06-19, 09:39
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Calculating Average Document Length with Lucene - Lucene - [mail # user]
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...I want to calculate average document length for document collection which each document having 3 different fields(filed1, field2,field3) This is the program to calculate average length...
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Author: Kasun Perera,
2012-06-18, 03:18
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Better Way of calculating Cosine Similarity between documents - Lucene - [mail # user]
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...Hi all I’m indexing collection of documents using Lucene specifying TermVerctor at the indexing time. Then I retrieve terms and their term frequencies by reading the index and calculat...
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Author: Kasun Perera,
2012-05-18, 09:19
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Re: Getting the frequencies by corresponding order of documents were indexed - Lucene - [mail # user]
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...On Fri, May 11, 2012 at 4:52 PM, Ian Lea wrote: Hi Ian yes I'm sure 2nd doc is added second and I use debugger several times to confirm it. If I index 10 documents, I'm get...
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Author: Kasun Perera,
2012-05-11, 11:35
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Getting the frequencies by corresponding order of documents were indexed - Lucene - [mail # user]
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...I have collection of documents (say 10 documents)and i'm indexing them this way, by storing the term vector StringReader strRdElt = new StringReader(content); Docu...
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Author: Kasun Perera,
2012-05-11, 07:58
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