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相关概念视频

Sympathetic Signaling01:32

Sympathetic Signaling

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Sympathetic signaling, a vital part of the autonomic nervous system, plays a crucial role in mobilizing the body's resources in response to stress or emergencies. It involves the transmission of nerve impulses from sympathetic preganglionic fibers to postganglionic fibers. This results in the release of specific neurotransmitters and activation of adrenergic receptors.
Sympathetic preganglionic fibers release the neurotransmitter acetylcholine (ACh) onto the ganglionic neurons in the...
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Therapeutic Communication01:30

Therapeutic Communication

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Communication is a lifelong learning process. Through therapeutic communication, nurses can collect relevant assessment data, provide education and counseling, and interact during nursing interventions. Sending and receiving messages occur through verbal and nonverbal communication techniques and can happen separately or simultaneously.
Verbal communication depends on language or a prescribed way of using words so that people can share information effectively. The critical aspects of verbal...
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Social Scripts02:10

Social Scripts

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People tend to know what behavior is expected of them in specific, familiar settings. A script is a person’s knowledge about the sequence of events expected in a specific setting (Schank & Abelson, 1977). Essentially, scripts are a particular kind of schema, one containing default values for the features within an event. In the restaurant example, the script's features include the props (e.g., tables, menu, food, and money), the roles to be played (e.g., customer and waiter),...
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Focusing involves centering a conversation on a message's critical elements or concepts. Focusing is valuable if the talk is vague or patients begin to repeat themselves. Sometimes, when patients are asked about their symptoms, they may go off-topic and try to tell their entire life story. Respectfully, the nurse should bring the conversation back into focus.
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Moment of a Couple: Problem Solving

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The moment of couple is an essential concept in physics and engineering, used to calculate the rotational force, or torque, that is created when a couple —two equal and opposite forces—acts on an object.
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Ethical Dilemmas II01:30

Ethical Dilemmas II

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Resolving an ethical dilemma in healthcare involves a systematic approach that considers every aspect of the issue, respecting both the patient's needs and values and the healthcare professional's ethical obligations. Here are potential steps to resolve an ethical dilemma:
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相关实验视频

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Author Spotlight: Deciphering the Cognitive and Neural Mechanisms of Gesture in Communication
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Author Spotlight: Deciphering the Cognitive and Neural Mechanisms of Gesture in Communication

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一个情感敏感的对话政策,以实现以任务为导向的对话系统.

Hui Zhu1, Xv Wang2, Zhenyu Wang3

  • 1College of Economics and Trade Guangdong Mechanical & Electrical Polytechnic, Guangzhou, 510545, China.

Scientific reports
|August 26, 2024
PubMed
概括

本研究引入了情感敏感对话政策模型 (ESDP),该模型利用用户的情绪获得即时奖励. 这种方法通过解决稀疏的奖励和改善对话政策绩效,提高了对话AI中的任务完成率.

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科学领域:

  • 人工智能的人工智能
  • 自然语言处理自然语言处理.
  • 机器学习 机器学习

背景情况:

  • 强化学习 (RL) 广泛用于对话政策培训,但往往忽略了用户的情绪,导致互动不那么同情.
  • 当前的RL方法面临着延迟奖励的挑战,因为用户模拟器只在对话结束时提供反.
  • 现有的结合用户情绪的方法往往无法在每次对话时考虑情绪状态.

研究的目的:

  • 提出一个情感敏感的对话政策模型 (ESDP),将用户的情感信息整合到对话政策中.
  • 通过利用用户的情绪作为即时奖励来解决稀疏奖励和依赖对话终止的局限性.
  • 通过结合同情和实时情感反来提高对话系统的性能.

主要方法:

  • 开发了一种情感敏感的对话政策模型 (ESDP),该模型包含用户情感信息.
  • 通过将top-k动作与用户情绪相结合,实施了选择最佳行动的策略.
  • 在每个回合中利用用户情绪信息作为当前对话状态的即时奖励.

主要成果:

  • 拟议的ESDP模型在与各种Q-Learning算法相结合时,显著优于基线方法.
  • 与其他流行的现有对话政策相比,ESDP表现优越.
  • 该方法有效地解决了稀疏奖励的问题,通过基于用户情绪提供即时反.

结论:

  • 欧洲安全与发展政策模式通过结合用户情绪,为对话政策培训提供了更有同情心和更有效的方法.
  • 利用用户的逐次情绪作为即时奖励,可以提高对话系统的性能,克服延迟奖励的局限性.
  • 这项研究强调了情绪智能在对话性AI中的重要性,以增强用户体验和任务成功.