Reviews Segregation: The reviews are segregated in two sets. Set 1 represents review with label 1 that is reviews that are informative and are better than all reviews of Set 0;Set 0 represents a review with label 0 that is not informative. Even, reviews those are more subjective and discusses about delivery, service, and customer support but does not talk about the product also come in this set.We pairwise compare each review of S1 with all reviews of S0 and vice-versa.