if closed set null and re open
if closed set null and re open
add base class for look up cache
updated
dont count docs again
move indexing and sampling and calculating mini batches to inverted index
move indexing and sampling and calculating mini batches to inverted index
Update README.md
faster write performance
Merge branch 'master' of github.com:agibsonccc/java-deeplearning
use total words from vectorizer
update words
better write performance
minor builder improvements
improve iris example
indexing more consistent
background indexing
logigng too much
Update CONTRIBUTORS.md
add lucene sentence iterator