information-retrieval
Why is log used when calculating term frequency weight and IDF, inverse document frequency?
Debasis’s answer is correct. I am not sure why he got downvoted. Here is the intuition: If term frequency for the word ‘computer’ in doc1 is 10 and in doc2 it’s 20, we can say that doc2 is more relevant than doc1 for the word ‘computer. However, if the term frequency of the same word, … Read more