Categorical Perception


Stimuli in trials:
<Demo-experiment of Categorical Perception>
(1) Identification Task:
    a. Continuum 1
・ Which do you hear?: /ba/ or /da/
   
Trial 1 Trial 2 Trial 3
Stimulus 1
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Stimulus 9
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Stimulus 5
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  *go back

    b. Continuums 2
・ Which do you hear?: /ra/ or /la/
   
Trial 1 Trial 2 Trial 3
Stimulus 10
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Stimulus 1
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Stimulu 5
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  *go back



(2) AXB Discrimination Task:
    a. Continuum 1
・You will hear 3 stimuli in sequence on each trial. Say whether  the SECOND stimulus is more similar to  the first or the third. 
   
Trial 1
A: Stimulus 1 / X:  Stimulus 3 /  B:  Stimulus 3
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Trial 2
A:  Stimulus 4 / X:  Stimulus 4 /  B: Stimulus 6
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Trial 3
A: Stimulus 9 / X: Stimulus 9 / B: Stimulus 7
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  ※go back


    b. Continuum 2
・You will hear 3 stimuli in sequence on each trial. Say whether  the SECOND stimulus is more similar to  the first or the third. 
   
Trial 1
A: Stimulus 1 / X:  Stimulus 3 /  B:  Stimulus 3
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Trial 2
A:  Stimulus 7 / X:  Stimulus 7 /  B: Stimulus 5
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Trial 3
A: Stimulus 8 / X: Stimulus 8 / B: Stimulus 10
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  ※go back