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United States Patent | 5,371,673 |
Fan | December 6, 1994 |
A method and system for text analysis provides that text messages perceived by a population can be scored to determine the extent to which the messages favor one or more specified positions on a specified issue. A method and system for predicting public opinion based on message scores provides that the extent to which messages favor one or more specified positions can be used to determine the effect on the opinions of a specified population and to determine changes in the percentages of the percent of subpopulations within said specified population which favor said one or more specified positions.
Inventors: | Fan; David P. (St. Paul, MN) |
Appl. No.: | 08/045,317 |
Filed: | April 7, 1993 |
Application Number | Filing Date | Patent Number | Issue Date | ||
529101 | May., 1990 | ||||
35080 | Apr., 1987 | 4930077 | |||
Current U.S. Class: | 704/1 ; 704/9; 715/236 |
Current International Class: | G06Q 30/00 (20060101); G08F 015/38 () |
Field of Search: | 364/419,419.1,419.01,419.13,419.19 |
3950618 | April 1976 | Bloisi |
4320256 | March 1982 | Freeman |
4603232 | July 1986 | Kurland et al. |
4745468 | May 1988 | Von Kohorn |
4745549 | May 1988 | Hashimoto |
4930077 | May 1990 | Fan |
Weber, "Basic Content Analysis", 1985. . Fan, "Ideodynamics: The Kinetics of the Evolution of Ideas", 11 J. Mathematical Sociology pp. 1-23 (1985). . Fan, "Mathematical Models for the Impact of Information on Society", 10 Political Methodology, pp. 479-493 (1984). . Fan, "Ideodynamic Predictions for the Evolution of Habits", 11 J. Mathematical Sociology pp. 265-281 (1985).. |