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Related Experiment Video

Updated: Jul 5, 2026

Cross-Modal Multivariate Pattern Analysis

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

Cross-modal interaction between vision and hearing: a speed-accuracy analysis.

Yoav Arieh¹, Lawrence E Marks

¹Department of Psychology, Montclair State University, Montclair, New Jersey NJ 07043, USA. ariehy@mail.montclair.edu

Perception & Psychophysics

|May 8, 2008

Summary

This summary is machine-generated.

Irrelevant sounds can speed up visual detection. This study suggests that this cross-modal facilitation in response time (RT) arises from auditory stimuli altering decision criteria, not improving sensory processing.

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A Two-interval Forced-choice Task for Multisensory Comparisons

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Published on: November 9, 2018

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Cross-Modal Multivariate Pattern Analysis

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A Two-interval Forced-choice Task for Multisensory Comparisons

A Two-interval Forced-choice Task for Multisensory Comparisons

Published on: November 9, 2018

Area of Science:

Cognitive Psychology
Neuroscience
Human Perception

Background:

Cross-modal facilitation occurs when irrelevant sensory input enhances performance in a task involving another sense.
Selective attention tasks investigate how the brain processes relevant information while ignoring distractions.

Purpose of the Study:

To investigate the underlying mechanisms of cross-modal facilitation in response time (RT).
To determine if auditory stimuli alter sensory processing or decision-making criteria for visual tasks.

Main Methods:

Participants performed a rapid color identification task under quiet and noise conditions.
Speed-accuracy trade-off functions (SATFs) were derived to analyze performance under both conditions.
Analysis focused on comparing the SATFs generated with and without auditory noise.

Main Results:

The SATFs for the noise and no-noise conditions exhibited similar slopes and intercepts.
This indicates that the functions could be described as overlapping segments of a single function.
The data suggest a unified explanation for performance across both auditory conditions.

Conclusions:

Cross-modal facilitation of RT in this task is attributed to a change in decision criteria induced by the auditory stimulus.
This finding implies that auditory input influences the threshold for responding, rather than enhancing visual processing.
Similar mechanisms may explain other cross-modal interactions, like auditory enhancement of brightness judgments.