Paper: Automatic Assessment of Student Translations for Foreign Language Tutoring

ACL ID N07-1059
Title Automatic Assessment of Student Translations for Foreign Language Tutoring
Venue Human Language Technologies
Session Main Conference
Year 2007
Authors

This paper introduces the use of speech translation technology for a new type of voice-interactive Computer Aided Lan- guage Learning (CALL) application. We describe a computer game we have devel- oped, in which the system presents sen- tences in a student’s native language to elicit spoken translations in the target new language. A critical technology is an al- gorithm to automatically verify the ap- propriateness of the student’s translation using linguistic analysis. Evaluation re- sults are presented on the system’s abil- ity to match human judgment of the cor- rectness of a student’s translation, for a set of 1115 utterances collected from 9 learn- ers of Mandarin Chinese translating flight domain sentences. We also demonstrate the effective use of context information to impro...