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JoVE Journal

Behavior

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A Two-interval Forced-choice Task for Multisensory Comparisons

10.7K Views

07:13 min

November 9th, 2018

November 9th, 2018

10,747 Views

0:04

Title

0:41

Task Set-up

2:04

Aperiodic Interval Discrimination (AID) Task Design

3:42

Experimental Procedure

5:44

Results: Psychometric Functions Obtained by the Hyperbolic Tangent Regression Model

6:48

Conclusion

Transkript

This method can help answer critical questions in the field of perception neuroscience. Such as how time intervals are estimated by different sensory modalities. The main advantage of this technique is that it provides measurements of accuracy and

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Psychophysics is essential for studying perception phenomena through sensory information. Here we present a protocol to perform a two-interval forced-choice task as implemented in a previous report on human psychophysics where participants estimated the duration of visual, auditory, or audiovisual intervals of aperiodic trains of pulses.

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