Method and system for providing access to information of potential interest to a user

An apparatus comprising:

• at least one hardware processor;
• a memory storage device maintaining different extraction rules for different types of program;
• and
• a plurality of modules executed by the at least one hardware processor, the modules comprising:
• a closed-caption decoder configured to decode a raw closed caption stream for a program and produce closed caption text;
• a language detection module configured to determine a language of the closed caption text;
• a sentence detection module configured to determine one or more sentences in the closed caption text;
• a tagger configured to tag keywords in the closed caption text based on the determined language of the closed caption text and the determined sentences;
• a topic extractor configured to request one or more extraction rules relating to a type of the program from the memory storage device, and extract one or more topics from the closed caption text based on the tagged keywords and the one or more extraction rules relating to the type of the program;
• and
• a validation module configured to validate the extracted topics by checking each extracted topic against at least one local source and at least one remote source.