How Sound Affects Visual Motion Perception
Author Information
Author(s): Hidaka Souta, Teramoto Wataru, Sugita Yoichi, Manaka Yuko, Sakamoto Shuichi, Suzuki Yôiti
Primary Institution: Rikkyo University
Hypothesis
Can auditory motion signals directly contribute to visual motion perception?
Conclusion
Auditory motion signals can induce visual motion perception, suggesting direct interactions between auditory and visual modalities.
Supporting Evidence
- Static visual stimuli were perceived as moving when paired with lateral auditory motion.
- The effect of auditory motion on visual perception was stronger at greater retinal eccentricities.
- Participants reported illusory motion perception consistent with the direction of auditory motion.
Takeaway
When you hear sounds moving from side to side, it can trick your eyes into thinking something is moving, even if it's not.
Methodology
Participants were shown static visual stimuli while listening to lateral auditory motion, and their perception of motion was measured.
Potential Biases
Potential response bias was addressed by including naive participants and providing feedback.
Limitations
The study had a small sample size and focused only on specific auditory and visual conditions.
Participant Demographics
Seven volunteers with normal or corrected-to-normal vision and hearing participated.
Statistical Information
P-Value
p<0.001
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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