8. A method as in claim 7 wherein the token phrases for the class of multimedia presentations include at least one of: text strings, closed captioned punctuation cues, a named entity and a text string, a named entity and a closed captioned punctuation cue, introductory news broadcast terms, anchor to reporter hand-off phrases, reporter to anchor hand-off phrases, leaders to highlights of upcoming news stories, or sign off phrases.
8. A method as in claim 7 wherein the token phrases for the class of multimedia presentations include at least one of: text strings, closed captioned punctuation cues, a named entity and a text string, a named entity and a closed captioned punctuation cue, introductory news broadcast terms, anchor to reporter hand-off phrases, reporter to anchor hand-off phrases, leaders to highlights of upcoming news stories, or sign off phrases. 9. A method as in claim 8 wherein the close captioned punctuation cues are selected from the group consisting of “>>”, “>>>”, and “:”.