bin/mahout prepare20newsgroups -p /Users/robinanil/Downloads/movie_reviews/ -o movie -c UTF-8 -a org.apache.mahout.vectorizer.DefaultAnalyzer
bin/mahout trainclassifier -i movie/ -o movie-model -type cbayes -a 1.0 bin/mahout testclassifier -d movie -m movie-model/ -type bayes -default unknown -a 1.0 -method sequential -source hdfs -e UTF-8 -ng 1
