Patent ID: 9443245
Filing Date: 2016-09-13
CPC Classification: G06F,G06Q

Claim Text:
1. A method implemented by a processing unit of a computing system, the method comprising: collecting opinion data about a user-specified product category of interest from multiple different opinion-providing webpages having different link paths; extracting metadata about the opinion data from the opinion data; evaluating the different link paths of the different opinion-providing webpages to determine product category taxonomies of the different opinion-providing webpages; determining that a first link path of a first opinion-providing webpage uses a first term to refer to a specific product category and a second link path of a second opinion-providing webpage uses a second term to refer to the specific product category; creating a product category taxonomy of hierarchical product categories that includes the specific product category; categorizing the metadata according to the hierarchical categories of the product category taxonomy; and ranking different products discussed in the opinion data based at least on the categorized metadata.