cocktail party problem

Reporter: Teng Xiangbin

Speech and Hearing Research CenterDepartment of Psychology

Peking University

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Brain FunctionSpeechSpeech PerceptionCocktail party problem

Have you ever seen a brain?

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

Cognitive Neuroscience(Psychology)

FMRIERP

Speech & Language

What is speech?

What is speech?

The ancient Broca’s area and Wernicke's area

•Is it right?

Modern views

Do we know how exactly brain perceive speech?

Motor theory and mirror neuron

General auditory and learning approaches

When in the reverberant environment

Capture of reflection attributes by the source

The optimal psychological world built with the attribute capture

• 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... ).

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

Our Lab

Our Lab

2rd year master studentGoogle profile http://www.google.com/profiles/max238Email 　 tengxb@pku.edu.cnQQ: 415768628 (faust)

My Profile

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

Handbook of speech perception

Recommeded Resources

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