Closed WeiFoo closed 8 years ago
l2 normalization is trick to process data to normalize matrix and have to be used in both hashing and tidf.
hashing trick vs. tfidf
linear sum vs [NB_naive, NB_SMOTE, NB_TunedLearner, NB_TuneSMOTE].
results are pending.... up to Jan 27
l2 normalization hashing trick linear sum
and what ever else zhe says