Web-based Spoken English Training System with American Accent 線上美式英文口音訓練系統 指導教授：陳恆佑老師 學生：王舜霈 Date: June 25th, 2008 國立暨南國際大學 資訊工程學系碩士班畢業成果展 1

Motivation Training spoken English for nonnative. Learning native’s pronouncing system: focus on American Accent.  Correcting Tool  Word: Correcting on Pronunciation.  Sentence: Annotating on Intonation.  Liaison (word connection)  Pronunciation (vowels and consonants)  Intonation (modulation in tone) 2

System Architecture 3 3

Speech-Text Alignment 4

DP Alignment and Timestamp Prediction 5

Autocorrelation Function for Stressed word 6

Correcting Tool 7

Conclusion and Future Work Speech Analysis for student’s recording  Speech-text alignment  Pitch tracking and Stress word decision Correcting Tool for teacher’s comment  Pronunciation, Liaison, Intonation  Recording function and annotation. Accuracy of the alignment module  For Intonation information Automatic correcting mechanism  Improves the correcting tool Friendly teaching atmosphere with VoIP 8