WebGrader TM : A Multilingual Pronunciation Practice Tool

WebGrader TM is a pronunciation grading tool designed for practicing pronunciation in a second language. The system uses SRI's speech recognition (1) and pronunciation scoring (2)(3)(4) technologies. The application client was implemented by using the Java platform to facilitate deployment and updates of software and content over the World Wide Web. We present the overall system architecture, user-interface design, scoring algorithms, and a preliminary user study.