S PEECH T ECHNOLOGY Answers to some Questions. S PEECH T ECHNOLOGY WHAT IS SPEECH TECHNOLOGY ABOUT...
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Transcript of S PEECH T ECHNOLOGY Answers to some Questions. S PEECH T ECHNOLOGY WHAT IS SPEECH TECHNOLOGY ABOUT...
SPEECH TECHNOLOGY
Answers to some Questions
SPEECH TECHNOLOGY
WHAT IS SPEECH TECHNOLOGY ABOUT ??
SPEECH TECHNOLOGY IS ABOUT PROCESSING HUMAN SPEECH
as SIGNAL as a form of LANGUAGE
SPEECH TECHNOLOGY
WHAT ALL IS INVOLVED IN PROCESSING SPEECH ??
MULTI-DISCIPLINARY FIELD•Linguistics•Physiology
•Psychology •Signal Processing
•Acoustics (Physics)
•Statistics Pattern Recognition•Communication Theory•Computer Science: A.I. Heuristics / Machine Learning
Speech Technology
SPEECH TECHNOLOGY
WHERE DOESSPEECH TECHNOLOGY
FIND ITSAPPLICATIONS ??
SPEECH TECHNOLOGY
WHERE DOES SPEECH TECHNOLOGY FIND ITS APPLICATIONS ??
1. MAN MACHINE INTERFACES
TALKING MACHINES (TERMINATOR)
TELEPHONIC INTERFACES
SPEECH ENABLED WEB INTERFACES
INTERFACES FOR THE DISABLED
SPEECH TECHNOLOGY
WHERE DOES SPEECH TECHNOLOGY FIND ITS APPLICATIONS ??
2. COMMUNICATIONS
SPEECH CODING / COMPRESSION
SPEECH ENHANCEMENT
(in noisy environments)
SPEECH TECHNOLOGY
WHERE DOES SPEECH TECHNOLOGY FIND ITS APPLICATIONS ??
3. BIOMETRICS
SPEAKER IDENTIFICATION
SPEECH TECHNOLOGY
WHERE DOES SPEECH TECHNOLOGY FIND ITS APPLICATIONS ??
4. ENTERTAINMENT TECHNOLOGY
SINGING MACHINES
VOICE CONVERSION
SPEECH TECHNOLOGY
CHALLENGESHigh Performance Speech Recognition
Systems
• Automatic Speech Recognizers for Indian languages(no major systems available)
• Audio-Visual Speech recognition
• Speech Recognition in tiny / mobile devices [ Robots, Watches (Bond Stuff) ]
SPEECH TECHNOLOGY
CHALLENGES
Naturally Speaking Synthesis Systems
• Indian Language T. T. S. (Improvements and extensions to various Indian Languages)
• Customizable T.T.S.
• Ability to produce Emotional Speech
SPEECH TECHNOLOGY
WHAT ARE WE DOING CURRENTLY ??
1. INDIAN LANGUAGE SPEECH SYNTHESIS http://speech.iiit.net/
SYNTHESIZED SPEECH 1
SYNTHESIZED SPEECH 2
SPEECH TECHNOLOGY
2. SPEECH RECOGNITION
3. PROSODY MANIPULAITON
MANIPULATED SPEECH 1
MANIPULATED SPEECH 2
WHAT ARE WE DOING CURRENTLY ??
SPEECH TECHNOLOGY
4. SPEECH ENABLED INTERFACES (Web, PDAs)
5. READING AID FOR VISUALLY IMPAIRED
WHAT ARE WE DOING CURRENTLY ??
SPEECH TECHNOLOGY
WHO WILL YOU BE WORKING WITH ??
• S. P. Kishore (Ph.D. @ CMU, Scientist @ IIIT)
• Prof. Rajeev Sangal
• Dr. Vasudeva Varma
• Close Association with Faculty Members
of Speech Group at CMU
• Me (Rohit Kumar)