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https://issues.apache.org/jira/browse/MAHOUT-191?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean Owen updated MAHOUT-191:
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Fix Version/s: 0.3
Assignee: Sean Owen
So, may I submit these on y'all's behalf? Not clear on the status here.
> NPE while creating term vectors with an index on a field that does not exist
> in all the documents
> -------------------------------------------------------------------------------------------------
>
> Key: MAHOUT-191
> URL: https://issues.apache.org/jira/browse/MAHOUT-191
> Project: Mahout
> Issue Type: Bug
> Affects Versions: 0.3
> Environment: mac, snow leopard, eclipse galileo, jdk 6
> Reporter: Sushil Bajracharya
> Assignee: Sean Owen
> Fix For: 0.3
>
> Attachments: MAHOUT-191-patch.txt, MAHOUT-191.patch
>
>
> (based on the message from here:
> http://www.nabble.com/Creating-Vectors-from-Text-tt24298643.html#a26090263)
> I checked out mahout from trunk and tried to create term frequency vector
> from a lucene index and ran into this..
> 09/10/27 17:36:10 INFO lucene.Driver: Output File:
> /Users/shoeseal/DATA/luc2tvec.out
> 09/10/27 17:36:11 WARN util.NativeCodeLoader: Unable to load native-hadoop
> library for your platform... using builtin-java classes where applicable
> 09/10/27 17:36:11 INFO compress.CodecPool: Got brand-new compressor
> Exception in thread "main" java.lang.NullPointerException
> at
> org.apache.mahout.utils.vectors.lucene.LuceneIterable$TDIterator.next(LuceneIterable.java:109)
> at
> org.apache.mahout.utils.vectors.lucene.LuceneIterable$TDIterator.next(LuceneIterable.java:1)
> at
> org.apache.mahout.utils.vectors.io.SequenceFileVectorWriter.write(SequenceFileVectorWriter.java:40)
> at org.apache.mahout.utils.vectors.lucene.Driver.main(Driver.java:200)
> I am running this from Eclipse (snow leopard with JDK 6), on an index that
> has field with stored term vectors..
> my input parameters for Driver are:
> --dir <path>/smallidx/ --output <path>/luc2tvec.out --idField id_field
> --field field_with_TV --dictOut <path>/luc2tvec.dict --max 50 --weight tf
> Luke shows the following info on the fields I am using:
> id_field is indexed, stored, omit norms
> field_with_TV is indexed, tokenized, stored, term vector
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