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S PEECH T ECHNOLOGY

S PEECH T ECHNOLOGY. A nswers to some Q uestions. S PEECH T ECHNOLOGY. WHAT IS SPEECH TECHNOLOGY ABOUT ?? SPEECH TECHNOLOGY IS ABOUT PROCESSING HUMAN SPEECH as SIGNAL as a form of LANGUAGE. S PEECH T ECHNOLOGY. WHAT ALL IS INVOLVED IN PROCESSING SPEECH ?? MULTI-DISCIPLINARY FIELD.

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S PEECH T ECHNOLOGY

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  1. SPEECH TECHNOLOGY Answers to some Questions

  2. SPEECH TECHNOLOGY WHAT IS SPEECH TECHNOLOGY ABOUT ?? SPEECH TECHNOLOGY IS ABOUT PROCESSING HUMAN SPEECH • as SIGNAL • as a form of LANGUAGE

  3. 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

  4. SPEECH TECHNOLOGY WHERE DOES SPEECH TECHNOLOGY FIND ITS APPLICATIONS ??

  5. SPEECH TECHNOLOGY WHERE DOES SPEECH TECHNOLOGY FIND ITS APPLICATIONS ?? • MAN MACHINE INTERFACES TALKING MACHINES (TERMINATOR) TELEPHONIC INTERFACES SPEECH ENABLED WEB INTERFACES INTERFACES FOR THE DISABLED

  6. SPEECH TECHNOLOGY WHERE DOES SPEECH TECHNOLOGY FIND ITS APPLICATIONS ?? 2. COMMUNICATIONS SPEECH CODING / COMPRESSION SPEECH ENHANCEMENT (in noisy environments)

  7. SPEECH TECHNOLOGY WHERE DOES SPEECH TECHNOLOGY FIND ITS APPLICATIONS ?? 3. BIOMETRICS SPEAKER IDENTIFICATION

  8. SPEECH TECHNOLOGY WHERE DOES SPEECH TECHNOLOGY FIND ITS APPLICATIONS ?? 4. ENTERTAINMENT TECHNOLOGY SINGING MACHINES VOICE CONVERSION

  9. SPEECH TECHNOLOGY CHALLENGES • High 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) ]

  10. 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

  11. SPEECH TECHNOLOGY WHAT ARE WE DOING CURRENTLY ?? 1. INDIAN LANGUAGE SPEECH SYNTHESIS http://speech.iiit.net/ SYNTHESIZED SPEECH 1 SYNTHESIZED SPEECH 2

  12. SPEECH TECHNOLOGY WHAT ARE WE DOING CURRENTLY ?? • SPEECH RECOGNITION • 3. PROSODY MANIPULAITON MANIPULATED SPEECH 1 MANIPULATED SPEECH 2

  13. SPEECH TECHNOLOGY WHAT ARE WE DOING CURRENTLY ?? 4. SPEECH ENABLED INTERFACES (Web, PDAs) 5. READING AID FOR VISUALLY IMPAIRED

  14. 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)

  15. SPEECH TECHNOLOGY QUESTIONS [ speech@iiit.net ]

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