SPEAKING AID FOR DUMB

SPEAKING AID FOR DUMB(SPEECH SYNTHESIS)

OBJECTIVETo provide a platform for dumb people tocommunicate

SYSTEM OVERVIEW

CONVERT TEXT TO PHONEMES:

NEURAL NETWORKS

Using Back Propagation model

PROSODY GENERATION:

Segmental duration:Rule based generation DURATION = ((AVEDUR-MINDUR)*(PRCNT))/100 + MINDUR

Fundamental Frequency:

OShaughnessy Algorithm sentence typephrase contourword contourprosodic indicators

Fuzzy Controller Input:word importancesentence sizeposition in sentencedistance from stress