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相关概念视频

Language01:16

Language

921
Language is a unique communication system that uses words and systematic rules to organize and transmit information. Unlike other forms of communication, which may involve postures, movements, odors, or vocalizations, language relies on symbols and grammar. This makes human communication distinct from that of other species, who also communicate but do not use language in the same way humans do.
Corballis and Suddendorf (2007) and Tomasello and Rakoczy (2003) highlight the role of language in...
921
Components of Language01:24

Components of Language

830
Language, whether spoken, signed, or written, consists of specific components: lexicon and grammar. The lexicon is the vocabulary of a language, comprising its words. Grammar is the set of rules used to convey meaning through the lexicon. For example, English grammar adds “-ed” to most verbs to indicate past tense. Words are formed by combining phonemes, which are the basic sound units of a language. Different languages have different sets of phonemes (e.g., “ah” vs.
830
Language Development01:22

Language Development

936
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...
936
Language and Cognition01:27

Language and Cognition

812
Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
812
Velocity of an Object01:18

Velocity of an Object

208
Understanding how an object moves along a path requires distinguishing between motion over a time span and motion at a precise moment. A useful example is a vehicle traveling along a straight and level path, where its position at any given time is known. The initial step in analyzing this motion is to measure how far the vehicle travels over a fixed time period. This measurement, called average velocity, is computed by dividing the total change in position by the duration over which the change...
208
Higher Mental Functions of the Brain: Language01:10

Higher Mental Functions of the Brain: Language

3.9K
Language is a system of communication that allows the expression of thoughts, ideas, and feelings. The brain processes language in both hemispheres.
Language formation and comprehension take place in the dominant hemisphere. The dominant hemisphere is responsible for understanding the meaning of spoken, written, or sign language, as well as the ability to communicate. For most people, the left hemisphere is the dominant one. The right hemisphere, then, gives tone and emotional context to the...
3.9K

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相关实验视频

Updated: Feb 12, 2026

Defining the Role Of Language in Infants' Object Categorization with Eye-tracking Paradigms
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Published on: February 8, 2019

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单眼多对象3D视觉语言跟踪

Hongkai Wei, Rong Wang, Haixiang Hu

    IEEE transactions on image processing : a publication of the IEEE Signal Processing Society
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    PubMed
    概括
    此摘要是机器生成的。

    本研究介绍了使用单眼视频进行多对象3D视觉语言跟踪 (VLT) 的第一个方法. 这种新方法可以从单个摄像头料中精确地对多个对象进行3D跟踪,克服了以前的局限性.

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    相关实验视频

    Last Updated: Feb 12, 2026

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    Eye Tracking During Visually Situated Language Comprehension: Flexibility and Limitations in Uncovering Visual Context Effects
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    Exploring Infant Sensitivity to Visual Language using Eye Tracking and the Preferential Looking Paradigm
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    科学领域:

    • 计算机视觉 计算机视觉
    • 人工智能的人工智能
    • 机器人技术 机器人技术 机器人技术

    背景情况:

    • 现有的视觉语言跟踪 (VLT) 方法仅限于2D或单个对象的3D跟踪.
    • 目前的3D多对象跟踪依赖于缺乏语言描述的传感器数据.
    • 冗余的语言描述阻碍了VLT中精确的多对象本地化.

    研究的目的:

    • 将视觉语言跟踪 (VLT) 扩展到使用单眼视频的多对象3D跟踪.
    • 为此任务引入一个新的框架,数据集和神经模型.
    • 通过语言指导,从单眼视频中实现对多个对象的强大的3D跟踪.

    主要方法:

    • 介绍了单眼多对象3D视觉语言跟踪 (MoMo-3DVLT) 任务和数据集 (MoMo-3DRoVLT).
    • 开发了MoMo-3DVLTracker,这是一个具有多式模式特征提取和语言编码解码器的神经模型.
    • 集成了一个可区分的链接记忆机制,与深度指导,语言条件推理.

    主要成果:

    • 拟议的MoMo-3DVLTracker在MoMo-3DRoVLT数据集上实现了最先进的性能.
    • 与现有方法相比,使用单眼视频证明了优越的多对象3D跟踪精度.
    • 定制数据集为VLT研究提供了广泛的3D注释和自然语言描述.

    结论:

    • 这项工作是首次成功地将VLT扩展到单眼视频的多对象3D跟踪.
    • 开发的框架,数据集和模型为这项具有挑战性的任务建立了新的基准.
    • 该方法为需要语言引导的3D对象跟踪的现实应用提供了有希望的方向.