Information processing device, storage device and computer-readable medium for accepting description information of multi-media content including keywords and reference information indicative of duplicative occurrence of each keyword and retrieving location information in the content using the respective keywords and associated reference information

摘要

There are provided a storage device and a computer readable medium capable of efficiently storing keywords contained in description information and efficiently retrieving the keyword. A list producing portion extracts the keywords from the description information and produces a keyword list correlating the keywords with the scene information containing the keywords. A description information converter converts the keywords contained in the keyword list received from the list producing portion among the keywords contained in the externally received description information into reference information for specifying the keywords in the keyword list received from the list producing portion. A storage stores the converted description information provided from the description information converter and the keyword list provided by the list producing portion.