Created
November 9, 2011 18:29
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mahout lda
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| $ wget http://www.daviddlewis.com/resources/testcollections/reuters21578/reuters21578.tar.gz | |
| $ mvn -e -q exec:java -Dexec.mainClass="org.apache.lucene.benchmark.utils.ExtractReuters" -Dexec.args="reuters/ reuters-extracted/" | |
| $ hadoop dfs -put reuters-extracted/* reuters/ | |
| $ bin/mahout seqdirectory -c UTF-8 -i reuters/ -o reuters-seqfiles | |
| $ bin/mahout seq2sparse -i reuters-seqfiles/ -o reuters-vectors | |
| $ bin/mahout lda -i reuters-vectors/tf-vectors -o reuters-lda-sparse -k 10 -v 70000 -x 20 | |
| $ bin/mahout org.apache.mahout.clustering.lda.LDAPrintTopics -i reuters-lda-sparse/state-20/ -d reuters vectors/dictionary.file-* -dt sequencefile -w 5 |
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