Reputation analysis system and reputation analysis method
First Claim
1. A reputation analysis system comprising:
- voluntary action description extraction unit, implemented by a hardware processor, which extracts, from a plurality of documents, a description representing a voluntary action relating to a subject indicated by an input keyword;
a dictionary of voluntary action expressions for storing expressions expressing voluntary actions relating to a subject, andreputation time-series data estimation unit, implemented by the hardware processor, which counts a number of appearances of voluntary actions for each point of time when the voluntary action expressed by the description representing the voluntary action relating to said subject is performed, and thereby estimating reputation time-series data which represents evaluations of said subject by agents of the voluntary actions in a form of a time series,wherein said voluntary action description extraction unit extracts, using said dictionary of voluntary action expressions, the description including said keyword and an expression stored in said dictionary of voluntary action expressions, from said plurality of documents.
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Abstract
Described are a reputation analysis device, reputation analysis method, and reputation analysis-use program capable of suitably analyzing temporal changes in reputation for an object indicated by a keyword. The disclosed reputation analysis device is provided with a voluntary activity description extraction means for extracting descriptions representing voluntary activity related to an object indicated by a keyword that has been input from within a plurality of documents; and a reputation chronological data estimation means for counting the number of occurrences of voluntary activity at each time point wherein the voluntary activity expressed by a description representing the voluntary activity related to the object has been performed, and estimating reputation chronological data for chronologically representing evaluations for the object by the agents of the voluntary activity.
2 Citations
10 Claims
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1. A reputation analysis system comprising:
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voluntary action description extraction unit, implemented by a hardware processor, which extracts, from a plurality of documents, a description representing a voluntary action relating to a subject indicated by an input keyword; a dictionary of voluntary action expressions for storing expressions expressing voluntary actions relating to a subject, and reputation time-series data estimation unit, implemented by the hardware processor, which counts a number of appearances of voluntary actions for each point of time when the voluntary action expressed by the description representing the voluntary action relating to said subject is performed, and thereby estimating reputation time-series data which represents evaluations of said subject by agents of the voluntary actions in a form of a time series, wherein said voluntary action description extraction unit extracts, using said dictionary of voluntary action expressions, the description including said keyword and an expression stored in said dictionary of voluntary action expressions, from said plurality of documents. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A reputation analysis method by a computer including a dictionary of voluntary action expressions for storing expressions expressing voluntary actions relating to a subject, comprising:
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extracting, by the computer, from a plurality of documents, a description representing a voluntary action relating to a subject indicated by an input keyword and extracting, using said dictionary of voluntary action expressions, the description including said keyword and an expression stored in said dictionary of voluntary action expressions, from said plurality of documents; and counting, by the computer, a number of appearances of voluntary actions for each point of time when the voluntary action expressed by the description representing the voluntary action relating to said subject is performed, and thereby estimating, by the computer, reputation time-series data which represents evaluations of said subject by agents of the voluntary actions in the form of a time series.
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9. A non-transitory computer-readable program recording medium storing a program for reputation analysis for enabling a computer including a dictionary of voluntary action expressions for storing expressions expressing voluntary actions relating to a subject to execute the processes of:
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extracting, from a plurality of documents, a description representing a voluntary action relating to a subject indicated by an input keyword; extracting, using said dictionary of voluntary action expressions, the description including said keyword and an expression stored in said dictionary of voluntary action expressions, from said plurality of documents; and counting a number of appearances of voluntary actions for each point of time when the voluntary action expressed by the description representing the voluntary action relating to said subject is performed, and thereby estimating reputation time-series data which represents evaluations of said subject by agents of the voluntary actions in the form of a time series.
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10. A reputation analysis system comprising:
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a dictionary of voluntary action expressions for storing expressions expressing voluntary actions relating to a subject; voluntary action description extraction means for extracting, from a plurality of documents, a description representing a voluntary action relating to a subject indicated by an input keyword and extracting, using said dictionary of voluntary action expressions, the description including said keyword and an expression stored in said dictionary of voluntary action expressions, from said plurality of documents; and reputation time-series data estimation means for counting a number of appearances of voluntary actions for each point of time when the voluntary action expressed by the description representing the voluntary action relating to said subject, and thereby estimating reputation time-series data which represents evaluations of said subject by agents of the voluntary actions in the form of a time series.
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Specification