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Uncovering Helpful Amazon Reviews
1.
MyReviewRater: Uncovering Helpful Amazon
Reviews Sarah Rastkar
2.
Buying a New
Product
3.
Review Helpfulness
4.
Review Helpfulness
5.
Most reviews do
not have enough user votes NumberofReviews 1,000,000 Between 5 and 10 Between 10 and 20 More than 20 750,000 500,000 250,000 Less than 5 Number of User Votes
6.
~20000 reviews Data Electronics category Model reviews with
at least 10 votes labeling each review as 'helpful' or 'not helpful' a random forest binary classifier
7.
Validation False Positive Rate TruePositiveRate ROC
Curve (Area = 0.85)
8.
Feature Importance Similarity to Product's Description Star
Rating Overlap with Title Reviewer's Activity LengthReviewer's Helpfulness 0 0.10 0.20 0.30 0.40
9.
Review Length and
Helpfulness Length of review (number of words) Helpfulness less than 100 between 100 & 200 between 200 & 300 more than 300
10.
Sarah Rastkar
11.
Web Application –
First Page
12.
Web Application –
Results Page
Download Now