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Related Experiment Video

Updated: Jun 5, 2026

Cross-Modal Multivariate Pattern Analysis

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

Cross-modal detection using various temporal and spatial configurations.

James A Schirillo¹

¹Department of Psychology, Wake Forest University, Winston-Salem, NC 27109, USA. schirija@wfu.edu

Attention, Perception & Psychophysics

|January 25, 2011

Summary

This summary is machine-generated.

Visual stimuli can enhance auditory target detection, especially when presented shortly before or simultaneously with the sound. This cross-modal interaction, influenced by timing and location, impacts both sensory sensitivity and decision-making processes.

Related Experiment Videos

Last Updated: Jun 5, 2026

Cross-Modal Multivariate Pattern Analysis

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

Area of Science:

Neuroscience
Cognitive Psychology
Auditory Perception

Background:

Cross-modal interactions between vision and audition are crucial for sensory processing.
Understanding how temporal and spatial factors influence these interactions is key to deciphering sensory integration.

Purpose of the Study:

To investigate the temporal and spatial dynamics of cross-modal interactions between visual and auditory stimuli.
To determine how irrelevant visual stimuli affect auditory target detection across varying stimulus onset asynchronies (SOAs) and spatial locations.

Main Methods:

Two signal detection experiments were conducted.
Experiment 1: Measured auditory target detection with varying SOAs (0 to ±700 ms) between auditory targets and irrelevant visual stimuli.
Experiment 2: Assessed auditory target detection at different visual eccentricities (±8°, ±24°).

Main Results:

Auditory detection improved when visual stimuli preceded or coincided with auditory targets, particularly at low signal-to-noise ratios (SNRs).
Larger SOAs (350, 700 ms) altered both sensitivity (d') and response criterion (β).
Spatial location influenced benefits, with greater effects at more peripheral visual fields.

Conclusions:

Both temporal and spatial aspects of visual stimuli significantly modulate auditory signal detection.
These findings suggest that cross-modal interactions effectively parse sensory and decision-making components.
The study highlights the complex interplay between sensory input and response strategies in multisensory environments.