Patent ID: 8549032
Filing Date: 2013-10-01
Classification: G06Q

Abstract:
1. A system, comprising: one or more data processing apparatuses; and a data storage apparatus encoded with instructions that when executed by the one or more data processing apparatuses cause the one or more data processing apparatuses to perform operations comprising: accessing ad keyword data specifying an ad keyword associated with an advertisement; identifying at least one keyword cluster specifying terms related to a topic of the advertisement; determining whether the ad keyword occurs in the at least one keyword cluster; identifying one or more search keywords to which the advertisement is responsive; determining whether the one or more search keywords occur in the at least one keyword cluster; and determining a relevance of the one or more search keywords to the advertisement based on the determination of whether the ad keyword occurs in the at least one keyword cluster and the determination of whether the one or more search keywords occur in the at least one keyword cluster.