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US 8,527,524 B2Granted
Document scoring based on document content update
AssigneeGoogle Inc.
InventorsAnurag Acharya, Jeffrey Dean, Paul Haahr, Monika Henzinger, Steve Lawrence, Karl Pfleger, Simon Tong
Life of this patent
Estimating the term…
Abstract
A system may determine a measure of how a content of a document changes over time, generate a score for the document based, at least in part, on the measure of how the content of the document changes over time, and rank the document with regard to at least one other document based, at least in part, on the score.
Claims21
A system comprising:
- one or more devices to:
- determine, at a first time, a first set of topics relating to content within a document;
- determine, at a second time, a second set of topics relating to the content within the document, the second time being different than the first time;
- identify a change in a quantity of topics between the first set of topics and the second set of topics;
- generate a score for the document based on the change in the quantity of topics;
- and
- rank the document with regard to at least one other document based on the score.
4 more elements
A method performed by one or more devices, the method comprising:
- determining, at a first time and by at least one of the one or more devices, a first set of topics relating to content of a document;
- determining, at a second time and by at least one of the one or more devices, a second set of topics relating to the content of the document, the second time being different than the first time;
- identifying, by at least one of the one or more devices a change in a quantity of topics between the first set of topics and the second set of topics;
- generating, by at least one of the one or more devices, a score for the document based on the change in the quantity of topics;
- and
- ranking, by at least one of the one or more devices, the document with regard to at least one other document based on the score.
3 more elements
A non-transitory computer-readable memory device comprising:
- one or more instructions which, when executed by at least one processor, cause the at least one processor to:
- determine, at a first time, a first set of topics relating to content within a document;
- determine, at a second time, a second set of topics relating to the content within the document, the second time being different than the first time;
- identify a change in a quantity of topics between the first set of topics and the second set of topics;
- generate a score for the document based on the change in the quantity of topics;
- and
- rank the document with regard to at least one other document based on the score.
4 more elements
Dependencies are inferred from the claim text.