Patent ID: 7228492

Claim:
A method of displaying an electronically stored document, said method comprising: receiving user input identifying a user-specified concept of interest; analyzing said electronically stored document to identify occurrences of discussion of said user-specified concept of interest in the electronically stored document; and displaying a visual indicator showing persistence values of the user-specified concept of interest at locations within the electronically stored document, the persistence values of the user-specified concept of interest at the locations determined based upon a number of the occurrences of discussion of the user-specified concept of interest at the locations, wherein, for a location within the electronically stored document, the visual indicator displays a persistence value of the user-specified concept of interest at that location relative to persistence values of the user-specified concept of interest at other locations in the electronically stored document, wherein the visual indicator comprises a first axis representing locations within the electronically stored document and a second axis representing persistence values of a user-specified concept of interest.