人工智能工具调节知觉和语音生成的因素:亚马逊Alexa和Polly的测试案例
Jae Yung Song1, Charles Rojas2, Anne Pycha2
1Department of English Language and Literature, Chung-Ang University, Seoul, Republic of Korea.
Frontiers in psychology
|April 4, 2025
概括
这项研究调查了词汇和风格因素如何影响亚马逊Alexa和Polly的语音处理. 研究结果显示,人工智能的语音感知和语音产生与人类的灵活性有所不同.
科学领域:
- 语音技术 语言技术
- 人工智能的人工智能
- 人与计算机的交互
背景情况:
- 开发人工智能以与人类类似的口语沟通需要理解语音感知和生产.
- 现有的人工智能工具,如亚马逊的Alexa和Polly,都会根据它们对语言和风格变化的反应进行评估.
研究的目的:
- 评估词汇因素 (词汇频率,语音邻里密度) 和说话速度对AI语音感知和生产的影响.
- 将AI性能与人类语音处理能力进行比较.
主要方法:
- 检查了亚马逊Alexa的单词识别准确度,使用不同的单词频率,社区密度和说话率.
- 分析了亚马逊波利的语音制作,特别是母音持续时间和形式,与词汇特征相关.
- 将AI性能与已知的人类语音感知和生产模式进行比较.
主要成果:
- 亚历克萨在高频词和较慢的说话速度方面表现出更好的词识别.
- 亚历克萨对低密度单词的准确性随着说话速度而变化,并且它不会随着时间的推移适应扬声器.
- 波莉的演讲制作缺乏适应词汇因素,与人类演讲者不同.
结论:
- 人工智能工具与人类分享一些语音处理模式,但缺乏人类感知和生产的灵活性特征.
- 需要进一步的研究来增强AI在口语沟通中的自然性和适应性.
更多相关视频
相关概念视频
Larynx
The human larynx, often referred to as the voice box, is an intricate organ located in the neck. It serves as a pathway for air to enter the lungs during respiration and is an essential component of voice production.
Anatomy of the Larynx
The larynx consists of various components, including cartilage, muscles, and vocal cords. Its structure includes three large unpaired cartilages—the thyroid, cricoid, and epiglottis—and three smaller paired cartilages—the arytenoids, corniculates, and...
Anatomy of the Larynx
The larynx consists of various components, including cartilage, muscles, and vocal cords. Its structure includes three large unpaired cartilages—the thyroid, cricoid, and epiglottis—and three smaller paired cartilages—the arytenoids, corniculates, and...
Auditory 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...
Perceiving 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...
Factors Affecting Perception
Perception is influenced by perceptual set, context, motivation, and emotion. Perceptual set, or perceptual expectancy, refers to the tendency to perceive things in a particular way, influenced by previous experiences and expectations. This phenomenon affects the interpretation of stimuli, creating a set of mental tendencies and assumptions that impact sensory perceptions of sound, taste, touch, and sight.
An illustrative example of a perceptual set is the scenario where an airline pilot told...
An illustrative example of a perceptual set is the scenario where an airline pilot told...


