Patent ID: 6934750

Claim:
An information extraction system comprising a server and a client, connected via a communication network, wherein said server provides a data file for a client to browse; and wherein said client includes: browsing means for displaying the contents of said data file that is received from said server via said communication network, operation detection means for detecting a predetermined specific operation based on a user's operation when said user reads said contents of said data file displayed by said browsing means, including an operating event detector that monitors movement of a pointing device such as a mouse by a user on the displayed data file to detect an operating event, and an operating event analyzer that analyzes a string of operating events detected by the operating event detector to extract a specific operation performed by the user, and means for extracting specific text of the displayed data file that is displayed at a location whereat said specific operation that is detected by said operation detection means is performed on a display screen of said browsing means, wherein the specific operation comprises an operation selected from all of the group of operations of selecting of text, pointing to a link, clicking on a link, tracing and reading in a transverse horizontal direction, tracing and reading in a vertical direction.