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相关概念视频

Automatic Processing and Automatic Social Behavior01:28

Automatic Processing and Automatic Social Behavior

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Automatic processing refers to the cognitive operations that occur without conscious intent or awareness, playing a fundamental role in shaping social cognition and behavior. These processes enable individuals to navigate complex social environments efficiently by relying on mental shortcuts and pre-existing knowledge structures known as schemas. One of the most influential mechanisms underlying automatic processing is priming, which subtly activates mental representations through exposure to...
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Language and Cognition01:27

Language and Cognition

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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.
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Language Development01:22

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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.
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In psychology, concepts can be divided into two categories: natural and artificial. Natural concepts are formed through direct or indirect experiences. For example, consider the concept of snow. If you live in a place with regular snowfall, such as Essex Junction, Vermont, you know snow through direct experiences. You’ve seen it fall, touched it, shoveled it, and played in it. You recognize its texture, appearance, and even its smell. In contrast, if you live on an island like Saint...
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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.
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Language is a system of communication that allows the expression of thoughts, ideas, and feelings. The brain processes language in both hemispheres.
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自然语言处理的进步

Julia Hirschberg1, Christopher D Manning2

  • 1Department of Computer Science, Columbia University, New York, NY 10027, USA. julia@cs.columbia.edu.

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概括
此摘要是机器生成的。

自然语言处理 (NLP) 使用计算机来理解和生成人类语言. 现代NLP应用范围从翻译和语音识别到社交媒体分析和情绪检测.

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科学领域:

  • 计算机科学
  • 人工智能
  • 计算语言学

背景情况:

  • 自然语言处理 (NLP) 涉及语言理解和生成的计算方法.
  • 早期的NLP专注于语言分析和机器翻译等基础技术.
  • 目前的研究利用NLP工具来实现先进的现实应用.

研究的目的:

  • 审查自然语言处理的进展和持续挑战.
  • 突出NLP从基本分析到复杂应用的演变.

主要方法:

  • 对人类语言应用的计算技术的审查.
  • 分析NLP技术的历史发展和当前状况.

主要成果:

  • 在语音识别,机器翻译和语音合成方面取得了显著进展.
  • 现在NLP在口语对话系统,翻译引擎和社交媒体分析中被广泛使用.
  • 应用包括健康和财务信息挖掘,情绪和情绪分析.

结论:

  • 在各种领域,NLP已经取得了相当大的成功.
  • 在进一步推进NLP能力和应用方面仍然存在挑战.