cocktail party problem

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Reporter: Teng Xiangbin Speech and Hearing Research Center Department of Psychology Peking University Hosted by COPSY http://www.COPSY.org

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Page 1: Cocktail party problem

Reporter: Teng Xiangbin

Speech and Hearing Research CenterDepartment of Psychology

Peking University

Hosted by COPSYhttp://www.COPSY.org

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Brain FunctionSpeechSpeech PerceptionCocktail party problem

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Have you ever seen a brain?

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Phrenology( 颅相学 ) and modern Cognitive Neuroscience(Psychology)

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Cognitive Neuroscience(Psychology)

FMRIERP

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Speech & Language

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What is speech?

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What is speech?

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The ancient Broca’s area and Wernicke's area

•Is it right?

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Modern views

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Do we know how exactly brain perceive speech?

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Motor theory and mirror neuron

General auditory and learning approaches

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When in the reverberant environment

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Capture of reflection attributes by the source

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The optimal psychological world built with the attribute capture

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• Cocktail party problem: How do we recognize what one person is saying when others are speaking at the same time? (Cherry, 1953)(a) The voice come from different directions.(b) Lip-reading, gestures, and the like.(c) Different speaking voices, mean pitches, mean speeds, male and female, and so forth.(d) Accents differing.(e) Transition-probabilities(subject matter, voice dynamics, syntax... ).

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Dr. Lee     http://www.psy.pku.edu.cn/faculty.php?fid=2

Lab  http://psy.pku.edu.cn/LABS/spe_cog/index.html

Our Lab

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Our Lab

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Our Lab

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2rd year master studentGoogle profile http://www.google.com/profiles/max238Email   [email protected]: 415768628 (faust)

My Profile

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Forum   http://52brain.com/Blog   http://talkingbrains.blogspot.com/

Handbook of speech perception

Recommeded Resources

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Hosted by COPSYhttp://www.COPSY.org