相关实验视频
Updated: Jun 21, 2025

06:34
Infant Auditory Processing and Event-related Brain Oscillations
Published on: July 1, 2015
16.4K
将婴儿输入中的声学变化与婴儿早期的词语产生联系起来
Federica Bulgarelli1,2, Elika Bergelson2,3
1University at Buffalo, Buffalo, New York, USA.
Developmental science
|July 8, 2024
概括
婴儿语音输入的声学变化,以及单词频率,预测婴儿何时首次产生单词. 这种说话者变异性与早期的单词学习有关,即使在考虑儿童指导的语言时也是如此.
科学领域:
- 发展心理学 发展心理学
- 语言学的语言学.
- 语音感知 语音感知
背景情况:
- 演讲者在演讲中的变化影响了实验室环境中的学习.
- 日常言语的变化是婴儿听觉输入的一个共同特征.
- 输入可变性与婴儿发言的开始之间的关系需要进一步研究.
研究的目的:
- 为了确定说话者语音输入的变化是否预测婴儿语言生产的开始.
- 检查说话者变化的效应是否独立于语音注册表或冗余 (成年人与儿童指导的语音).
主要方法:
- 从英语学习婴儿的家庭录音的纵向集体中提取常用名词.
- 在婴儿输入 (6-17个月) 中分析了词令牌的声学变化.
- 用声学变化和单词频率作为婴儿第一个单词生产时间的预测指标.
主要成果:
- 婴儿导向语音中的单词频率和声学变异性都预测了第一个单词产生的年龄.
- 儿童指导的语言也预测了词的发作,但声学变异性仍然是与之相关的重要预测因素.
- 这些发现表明,声学变异性是早期单词学习的关键因素.
结论:
- 婴儿输入中的单词声学属性的变化与婴儿首个单词产生的时间有关.
- 声学变化和语音寄存器都有助于了解早期词语学习的轨迹.
- 这项研究强调了多样化的语音输入对于婴儿语言学习的重要性.
更多相关视频
14:05Behavioral Assessment of Hearing in 2 to 4 Year-old Children: A Two-interval, Observer-based Procedure Using Conditioned Play-based Responses
Published on: January 23, 2017
29.1K
05:35Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization
Published on: April 19, 2017
6.7K
相关概念视频
Language Development
339
Children master language quickly and with relative ease, supported by both biological predisposition and reinforcement. B. F. Skinner (1957) proposed that language is learned through reinforcement, while Noam Chomsky (1965) argued that language acquisition mechanisms are biologically determined.
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
339
Variability: Analysis
137
Measures of variability are statistical metrics that reveal the dispersion pattern within a dataset. They are pivotal in biostatistics, providing insights into the heterogeneity within health and biological data. Variability signifies the degree to which data points diverge from one another, helping researchers understand the potential range of values and associated uncertainty within the data.
The range is a simple measure of variability, indicating the difference between the highest and...
The range is a simple measure of variability, indicating the difference between the highest and...
137
Perceiving Loudness, Pitch, and Location
205
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...
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...
205