Patent ID: 8359322

Claim:
An information-processing apparatus for generating attribute information of a content on the basis of information on said content, comprising: acquisition means for acquiring said information on said content, said information on said content including electronic program guide (EPG) information, which includes textual information about said content expressed as words; attribute-information generation means for extracting metadata from said EPG information and generating said attribute information from said extracted metadata, said attribute information expressed as a program vector (PP) including a plurality of items corresponding to said textual information; first storage means for storing first weight information for items of attribute information generated by said attribute-information generation means, said first weight information prescribing a degree of contribution given by each of said items of said PP for computing a degree of similarity between said PP and predetermined favorite information of a user, each first weight information expressed as a program-side effect vector (EfPP) and associated with a different genre of content so as to prescribe a different degree of contribution given by each of said items of said PP based on said genre; and transmission means for transmitting said PP generated by said attribute-information generation means, extracting said EfPP matching a genre of said content from said first storage means, and transmitting said extracted EfPP by associating said extracted EfPP with said PP generated by said attribute-information generation means.