2. The method of claim 1 , wherein extracting keywords includes monitoring user access to content, selecting a set of phrase extraction rules for information extraction, and extracting key information from metadata for the content based on the selected phrase extraction rules.
2. The method of claim 1 , wherein extracting keywords includes monitoring user access to content, selecting a set of phrase extraction rules for information extraction, and extracting key information from metadata for the content based on the selected phrase extraction rules. 5. The method of claim 2 , further comprising; mapping a currently accessed content genre to a phrase extraction policy, wherein the phrase extraction policy includes determining type of keywords for extraction based on the currently accessed content genre, and wherein said mapping defines pattern types used for extracting keywords for a particular genre of a plurality of genres, from the currently accessed multimedia data.