Information processing expert system for text analysis and predicting public opinion based information available to the public
US4930077A · kind A · utility
132Cited by
5References
110Claims
0Family size
Inventor
Key dates
| Filing date | Apr 6, 1987 |
| Grant date | May 29, 1990 |
| Priority date | — |
| Expiry date | Apr 6, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06Q30/02
- WIPO fieldIT methods for management
- WIPO sectorElectrical engineering
Abstract
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.