在虚拟现实中使用瞳孔测量作为语音噪音研究的工具
Hidde Pielage1,2, Bethany Plain1,2, Sjors van de Ven1
1Amsterdam Universitair Medisch Centrum Location Vrije Universiteit Amsterdam, Otolaryngology-Head and Neck Surgery, Section Ear & Hearing, De Boelelaan 1117, Amsterdam 1081 HV, the Netherlands.
Ear and hearing
|July 2, 2025
概括
虚拟现实 (VR) 头部显示器 (HMD) 对语音感知研究具有前景,因为HMD中的学生测量有效地跟踪听力. 然而,VR模拟需要改进,以有效地研究虚拟社交存在对听觉感知的影响.
科学领域:
- 听觉感知研究 听觉感知研究
- 虚拟现实应用程序 虚拟现实应用程序
- 人与计算机的互动.
背景情况:
- 虚拟现实 (VR) 提供了一个有前途的环境,可以弥合实验室语音感知研究和现实世界听力场景之间的差距.
- 调查VR头部显示器 (HMD) 对瞳孔测量测量的有效性对于推进语音感知研究至关重要.
- 了解任务负载和社交存在如何影响VR中的倾听力度对于生态有效性至关重要.
研究的目的:
- 为了评估VR HMD中的瞳孔测量测量的灵敏度,以评估在语音噪音任务期间听力努力的变化.
- 评估VR对模拟虚拟个体的共同存在及其对语音感知的影响的潜力.
- 为了确定操纵任务负载和虚拟共处是否会影响听力努力的生理和主观测量.
主要方法:
- 33名参与者完成了VR HMD中的语音噪音任务,并测量了瞳孔大小.
- 任务负载是通过改变重复的句子数量来操纵的 (一对二).
- 提供反或视觉分心的虚拟代理被用来模拟共同存在,评估性能,瞳孔大小和主观评分.
主要成果:
- 任务负载显著影响了基线瞳孔大小,峰值瞳孔膨胀,以及主观的努力和难度等级.
- 对虚拟共存在的操纵没有对任何测量结果产生显著影响.
- 探索性分析表明,虚拟代理人的积极反与基线学生尺寸增加之间存在潜在联系.
结论:
- VR HMD 瞳孔测量对任务诱导的兴奋和倾听力度的变化敏感,支持其在语音感知研究中的使用.
- 当前的VR模拟可能需要进一步的复杂化,以有效地复制社会共处对听觉感知的影响.
- 未来的研究应该探索VR环境中的反对听力和学生反应的影响.
相关概念视频
01:01Perception of Sound Waves
The human ear is not equally sensitive to all frequencies in the audible range. It may perceive sound waves with the same pressure but different frequencies as having different loudness. Moreover, the perception of sound waves depends on the health of an individual's ears, which decays with age. The health of one's ears may also be affected by regular exposure to loud noises.
The pitch of a sound depends on the frequency and the pressure amplitude of the source. Two sounds of the same frequency...
The pitch of a sound depends on the frequency and the pressure amplitude of the source. Two sounds of the same frequency...
01:17Auditory Perception
The auditory system is essential for sound perception, utilizing various critical structures. When sound waves enter the outer ear, they travel through the ear canal and cause the eardrum to vibrate. These vibrations are then transmitted to the middle ear, where three tiny bones – the malleus, incus, and stapes – amplify the sound. This amplification is crucial, as it ensures that the sound vibrations are strong enough to be conveyed to the inner ear. These vibrations then reach the cochlea, a...
01:21Perceiving Loudness, Pitch, and Location
The human brain perceives pitch through two primary mechanisms reflected in place theory and frequency theory. Each mechanism describes how sound waves are interpreted as specific pitches by the brain, offering insights into the intricate processes of auditory perception.
Place theory, or place coding, suggests that different pitches are heard because various sound waves activate specific locations along the cochlea's basilar membrane. The brain determines the pitch of a sound by identifying...
Place theory, or place coding, suggests that different pitches are heard because various sound waves activate specific locations along the cochlea's basilar membrane. The brain determines the pitch of a sound by identifying...
01:24Facial Feedback Hypothesis
Charles Darwin proposed that facial expressions are an evolutionary adaptation for communication. He argued that these expressions are not influenced by culture but are universal across species. For example, a snarling expression with exposed teeth signals a threat in many animals, including humans. Darwin also suggested that displaying an emotion can intensify the feeling. Smiling, for example, could enhance one's sense of happiness. This idea laid the foundation for understanding the role of...