Patent Document ID: 8909591
Application ID: 14254335

Base Claim:
1. A computer implemented method for identifying business listings, the method comprising: determining, using one or more processors, a first frequency value of a business listing characteristic within a first plurality of business listings received from a first source, the first plurality of business listings being associated with a particular business listing context; determining, using the one or more processors, a second frequency value of the business listing characteristic within a second plurality of business listings received from a second source, the second plurality of business listings being associated with the particular business listing context; determining, using the one or more processors, a frequency differential between the first frequency value and the second frequency value; in response to the frequency differential exceeding a threshold differential, identifying, using the one or more processors, the business listing characteristic as a differential characteristic; and identifying, using the one or more processors, a particular business listing of the plurality of business listings as a spam listing using the differential characteristic.

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Claim 5:
5. The method of claim 1 , wherein identifying the particular business listing further comprises: identifying, using the one or more processors, a spam score for the particular business listing using the differential characteristic; and wherein identifying the past business listing as the spam listing is done in response to the spam score being greater than a threshold.