Patent Document ID: 8520982
Application ID: 13276008

Base Claim:
1. A computer-implemented method comprising: comparing image data that specify optical content depicted by a first advertisement to image data that specify optical content depicted by a reference advertisement, wherein the reference advertisement is associated with at least one keyword; determining, by one or more processors, a similarity measure between the first advertisement and the reference advertisement based on the comparison of the image data; associating one or more of the keywords from the reference advertisement with the first advertisement based on the similarity measure between the first advertisement and the reference advertisement; receiving a request for an advertisement, wherein the request includes a keyword; and responsive to the request, delivering the first advertisement in response to the keyword of the request matching a keyword of the one or more keywords associated with the first advertisement.

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Claim 11:
11. The method of claim 1 , wherein determining a similarity measure between the first advertisement and the reference advertisement comprises: identifying a content rating for the first advertisement and a content rating for the reference advertisement; and determining the similarity measure based, at least in part, on whether the content rating for the first advertisement matches the content rating for the reference advertisement.