usage: python main.py --query "your query"
e.g. python main.py --query "drill wood sharp"
TF
use raw TF (term frequency)
(use the default simple term count model in VectorSpace.py)
IDF
adjust the denominator to 1 + denominator math.log(len(self.documentVectors) / (1 + denominator))
(see tfidf function in VectorSpace.py)
Euclidean_distance
(see euc_distance in util.py)
other codes are all in main.py
