Language: Python 2.7+

Required packages (can be installed using pip): bs4, nltk, numpy, scipy, sklearn, cPickle

To reproduce the intermediate outputs:

run prep.py for finefoods.pkl, train.pkl, test.pkl

run vectorization.py for train_x.mtx, train_y.npy, test_x.mtx, test_y.npy

Confusion matrix: (Y: helpful, N: not helpful) | Predicted: Y| Predicted: N ---| --- | --- ** Actual: Y ** | 0.5 | 0.5 ** Actual: N ** | 0.5 | 0.5