Cluster analysis of participant responses for test generation or teaching
US10922991B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Jul 2, 2019 |
| Grant date | Feb 16, 2021 |
| Priority date | — |
| Expiry date | Jul 2, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09B7/00
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Textual responses to open-ended (i.e., free-response) items provided by participants (e.g., by means of mobile wireless devices) are automatically classified, enabling an instructor to assess the responses in a convenient, organized fashion and adjust instruction accordingly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.