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|1. (WO2015118615) DIGITAL INFORMATION ANALYSIS SYSTEM, DIGITAL INFORMATION ANALYSIS METHOD, AND DIGITAL INFORMATION ANALYSIS PROGRAM|
|Title:||DIGITAL INFORMATION ANALYSIS SYSTEM, DIGITAL INFORMATION ANALYSIS METHOD, AND DIGITAL INFORMATION ANALYSIS PROGRAM|
Provided are a digital information analysis system, digital information analysis method, and digital information analysis program that precisely and automatically assign scores to digital information. The digital information analysis system (1) is provided with: a keyword database (100); a score assignment unit (120) that, on the basis of each of a plurality of keywords and weighting information respectively associated with the plurality of keywords, associates a score to each of a plurality of units of digital information containing text data; a sample digital information extraction unit (130) that, on the basis of the score associated by the score assignment unit (120), extracts sample digital information as samples from the plurality of units of digital information; and an information updating unit (140) that, by analyzing the extracted sample digital information, updates the weighting information stored in the keyword database (100).