5. The computer-implemented method of claim 1 , wherein analyzing the reviewer generated content to extract product review data comprises: performing a sentiment analysis on the reviewer generated content to identify a sentiment expression; analyzing the reviewer generated content surrounding the sentiment expression to identify a product or service; and extracting the product review data from the reviewer generated content, the product review data comprising the sentiment expression and an identity of the product or service.
5. The computer-implemented method of claim 1 , wherein analyzing the reviewer generated content to extract product review data comprises: performing a sentiment analysis on the reviewer generated content to identify a sentiment expression; analyzing the reviewer generated content surrounding the sentiment expression to identify a product or service; and extracting the product review data from the reviewer generated content, the product review data comprising the sentiment expression and an identity of the product or service. 7. The computer-implemented method of claim 5 , wherein the product review data and the review are matched based on identity of the reviewer and the identity of the product or service extracted as part of the product review data and the product or service that is the subject of the review.