Review mining and summarization has been a hot topic for the past decade. A lot of effort has been devoted to aspect detection and sentiment analysis under the assumption that every review has the same utility for related tasks. However, reviews are not equally helpful as indicated by user-provided helpfulness assessment associated with the reviews. In this thesis, we propose a novel review sum...

Customer reviews are increasingly available online for a wide range of products and services. They supplement other information provided by electronic storefronts such as product descriptions, reviews from experts, and personalized advice generated by automated recommendation systems. While researchers have demonstrated the benefits of the presence of customer reviews to an online retailer, a l...

INTRODUCTION Self-management support interventions can help improve osteoarthritis outcomes but are underused. Little is known about how participants evaluate the helpfulness of these programs. We describe participants' evaluations of a telephone-based, osteoarthritis self-management support intervention that yielded improved outcomes in a clinical trial. METHODS Participants were 140 people ...

Based on the review data of the Amazon,our research discuss that the effect of language style matching of a review and the whole reviews on perceived customer review helpfulness and the moderating effect of product type and product brand to the relationship between language style matching of a review and the whole reviews and perceived customer review helpfulness. Our study found:For experience...

Many online reviews have a helpfulness rating, and such ratings are being widely used by online shoppers for shopping research. Researchers also use them as a review quality benchmark. However, there is scant research about the reliability of such ratings. This paper explores the reliability of helpfulness ratings and their resistance to manipulations. We found that the existing helpfulness rat...

Customer reviews from commerce websites have valuable information for online shoppers. They help shoppers gauge whether or not a product is worth the purchase. However, reviews vary in their quality and helpfulness. Most commerce websites have voting systems where shoppers can vote on whether a review was helpful to them or not. For popular products however, the number of reviews can be in the ...

INTRODUCTION This study explores the patient opinions about the helpfulness of the External Rehabilitative Activities (ERA) delivered in two residential facilities for psychiatric rehabilitation. METHODS We administered a Questionnaire developed to assess general helpfulness, helpfulness of specific therapeutic processes and satisfaction with the ERA to a sample of 46 psychiatric patients par...

A large amount of studies on online review has been conducted, most of which are based on studying English-speaking reviewers. However, it is unclear whether customers who speak other languages, such as Finnish, German and Japanese, would exhibit similar preference in defining the helpfulness of online review or not? There is a lack of knowledge on how different cultural backgrounds affect user...

The purpose of this study is to propose a data mining approach to predict the helpfulness scores of online product reviewers. Such prediction can facilitate consumers to judge whether to believe or disbelieve reviews written by different reviewers and can help e-stores or third-party product review websites to target and retain quality reviewers. In this study, we identify eight independent var...