Patent Document ID: 9141642
Application ID: 14245957

Base Claim:
1. A method comprising: identifying, by a computing device, appearances of a plurality of geographical names in a document, the plurality of geographical names including a first geographical name and a second geographical name; determining one or more frequencies of the first geographical name's appearances in the document; assigning one or more positional weights to the first geographical name according to positions of the first geographical name's appearances in the document, the assigning including: identifying one or more position types where the first geographical name appears in the document, assigning a same position type to a first instance of the first geographical name and a first instance of the second geographical name in response to determining that the first instance of the first geographical name and the first instance of the second geographical name are within a same paragraph of the document; and assigning a respective positional weight to each position type where the first geographical name appears in the document; and computing a score of the first geographical name based on the one or more frequencies and the one or more positional weights of the first geographical name.

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Claim 4:
4. The method as recited in claim 1 , further comprising determining core geographical information in the document based on scores of the plurality of geographical names, the determining including: identifying a highest scoring geographical name among the plurality of geographical names; and taking the highest scoring geographical name to be the core geographical information of the document.