Preference-based catalog browser that utilizes a belief network
US6633852B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | May 21, 1999 |
| Grant date | Oct 14, 2003 |
| Priority date | — |
| Expiry date | May 21, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06Q30/0631
- WIPO fieldIT methods for management
- WIPO sectorElectrical engineering
Abstract
An electronic shopping aid is provided that assists a user in selecting a product from an electronic catalog of products based on their preferences for various features of the products. Since the electronic shopping aid helps a user select a product based on the user's preferences, it is referred to as a preference-based product browser. In using the browser, the user initially inputs an indication of their like or dislike for various features of the products as well as an indication of how strongly they feel about the like or dislike. The browser then utilizes this information to determine a list of products in which the user is most likely interested. As part of this determination, the browser performs collaborative filtering and bases the determination on what other users with similar characteristics (e.g., age and income) have liked. After creating this list, the browser displays the list and also displays a list of features which the user has not indicated either a like or a dislike for and which the browser has identified as being most relevant to the determination of the products that the user may like. Thus, by specifying a like or dislike for one or more of these features,…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.