Paper: Diagnosing Meaning Errors in Short Answers to Reading Comprehension Questions

ACL ID W08-0913
Title Diagnosing Meaning Errors in Short Answers to Reading Comprehension Questions
Venue Innovative Use of NLP for Building Educational Applications
Session
Year 2008
Authors

A common focus of systems in Intelli- gent Computer-Assisted Language Learning (ICALL) is to provide immediatefeedback to languagelearnersworkingon exercises. Most ofthisresearchhasfocusedonprovidingfeed- back on the form of the learnerinput. Foreign languagepracticeand secondlanguageacqui- sitionresearch,on the other hand, emphasizes the importance of exercises that require the learnerto manipulatemeaning. The ability of an ICALL system to diag- nose and provide feedback on the mean- ing conveyed by a learner response depends on how well it can deal with the response variation allowed by an activity. We focus on short-answerreadingcomprehensionques- tions which have a clearly defined target re- sponse but the learner may convey the mean- ing of the target in multiple ways. As empiri- cal ...