| 摘要 |
PROBLEM TO BE SOLVED: To provide a searching device effectively extracting a search target even by voice input based on ambiguous memory. SOLUTION: A searching device includes: a history storing unit storing facility information obtained by search and a search date in a storage unit; a relevancy storing unit storing in the storage unit a date search term including a plurality of date-related words as well as the facility information and an attribute thereof in association with one another; a change unit changing, as the date-related search term changes with time, the date search term, based on the search date stored in the storage unit and a date output from a clock unit; a reception unit receiving the date search term and the facility information or attribute input by voice; and an extraction unit extracting a search target corresponding to the date search term and the facility information or attribute received by the reception unit, by referring to the date search term that is obtained after changing, the facility information and the attribute. COPYRIGHT: (C)2010,JPO&INPIT
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