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manmaybarot

Manmay Barot

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Data Preprocessing
Dealing with almost all aspect of data preprocessing in R as a part of self-learning. --> sub(), gsub(), which(), complete.cases(), median imputation method, deriving values method .. etc
Restaurant Reviews - Natural Language Processing
A practice exercise for natural language processing including cleaning data, building the sparse matrix and analyzing and predicting if restaurant reviews are good or bad. Used snowballC, tm and random forest.