AAAI Publications, Twenty-Fifth International FLAIRS Conference

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Evaluating ConceptGrid: An Authoring System for Natural Language Responses
Stephen Bruce Blessing, Shrenik Devasani, Stephen Gilbert

Last modified: 2012-05-16

Abstract


Using natural language as a way for students to interact with an ITS has many advantages. However, creating the intelligence with which the tutor evaluates a student’s natural language input is challenging. We describe a system, ConceptGrid, that allows non-programmers to create the instruction for checking natural language input. Three tutor authors used the system to develop answer templates for conceptual-based questions in statistics. Results indicate ConceptGrid is a viable system for non-programmers to use to allow students to use natural language to interact with a tutor.

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