| 摘要 |
PROBLEM TO BE SOLVED: To much more precisely provide the filtering of a harmful site by automatically carrying out the extraction of a new keyword or Web site which has been manually performed heretofore. SOLUTION: This evaluation application device is provided with a crawler part for inputting the URL list of preliminarily defined harmful sites, and for automatically retrieving (scrolling) various harmful sites on the Internet. Then, the data of the content of the retrieved URL are accumulated and stored in a content repository part (database). Furthermore, this device is also provided with a vocabulary harm evaluation application part for extracting vocabularies included in the character data of content from a content repository part, and for calculating the prescribed black frequency and prescribed gray frequency of the vocabularies, and for calculating the harm frequency of the vocabularies; and a content harm evaluation application part for calculating the harm frequency of the content from the harm frequency of the vocabularies calculated by the vocabulary harm evaluation application part. COPYRIGHT: (C)2009,JPO&INPIT
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