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相关概念视频

Labeling Emotion01:20

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Emotional labeling is a cognitive process that involves identifying and naming one's emotions, such as anger, fear, happiness, or sadness. It allows individuals to recognize and express their internal emotional states, a critical aspect of emotional regulation and communication. Labeling emotions requires more than mere recognition; it also involves drawing upon memory and contextual cues to understand the current situation and apply a corresponding emotional label. For instance, feeling...
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Emotion-focused coping refers to a set of strategies aimed at managing the emotional impact of stressors, rather than directly addressing their causes. This approach involves altering one's emotional response to stressful situations to reduce their psychological effects. For example, individuals might talk with a friend or engage in activities like journaling to express their feelings. Such actions can help achieve emotional clarity or release, providing the psychological stability needed...
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Stanley Schachter and Jerome Singer proposed the two-factor theory of emotion, which emphasizes the interplay between physiological arousal and cognitive labeling in forming emotional experiences. This theory suggests that emotions are not simply a result of physiological responses but rather a combination of these responses and the individual's cognitive interpretation of them.
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Humans engage in aggression when they seek to cause harm or pain to another person. Aggression takes two forms depending on one’s motives: hostile or instrumental. Hostile aggression is motivated by feelings of anger with intent to cause pain; a fight in a bar with a stranger is an example of hostile aggression. In contrast, instrumental aggression is motivated by achieving a goal and does not necessarily involve intent to cause pain (Berkowitz, 1993); a contract killer who murders for...
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Charles Darwin proposed that facial expressions are an evolutionary adaptation for communication. He argued that these expressions are not influenced by culture but are universal across species. For example, a snarling expression with exposed teeth signals a threat in many animals, including humans. Darwin also suggested that displaying an emotion can intensify the feeling. Smiling, for example, could enhance one's sense of happiness. This idea laid the foundation for understanding the role...
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The physiology of emotions is a multifaceted process involving the autonomic nervous system, brain structures, hormones, and neurotransmitters. This intricate interplay dictates how emotions manifest in the body and influence behavior.
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相关实验视频

Updated: Jul 19, 2025

Brain Imaging Investigation of the Neural Correlates of Emotion Regulation
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走向基于PPG的愤怒检测,以调节情绪.

Tuck-Voon How1,2, Robin E A Green3,4, Alex Mihailidis5,3

  • 1Institute of Biomedical Engineering, University of Toronto, Toronto, ON, Canada. tuckvoon.how@mail.utoronto.ca.

Journal of neuroengineering and rehabilitation
|August 15, 2023
PubMed
概括

穿戴式传感器,如光电感应 (PPG),在创伤性脑损伤 (TBI) 后显示出愤怒检测的潜力. 然而,生理信号的个体和日常变化对现实世界的情绪调节技术构成挑战.

关键词:
情感计算是一种情感计算.愤怒 愤怒 愤怒 愤怒语境化康复技术是复原的技术.情绪 情绪 情绪 情绪情绪识别 情绪识别无处不在的计算机计算.摄影电解质量学 摄影电解质量学生理学 生理学 生理学创伤性脑损伤是一种创伤性脑损伤.可以穿戴的可穿戴设备.

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相关实验视频

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科学领域:

  • 神经科学是一个神经科学.
  • 生物医学工程 生物医学工程
  • 康复科学 康复科学 康复科学

背景情况:

  • 愤怒失控是创伤性脑损伤 (TBI) 后的一个普遍问题.
  • 可穿戴的生理传感器为日常生活中的愤怒康复提供了新的途径.
  • 这些传感器的有效性取决于准确检测情绪状态,并在现实环境中进行概括.

研究的目的:

  • 调查可穿戴光电显微镜 (PPG) 在多样化人群中检测愤怒的实用性,包括患有TBI的人.
  • 探索个人,情绪驱动因素和日常变化的情绪-PPG关系的变化.

主要方法:

  • 从32名参与者 (10名TBI) 收集了多伦多康复研究所情绪生理学 (TRIEP) 数据集.
  • 在两个会议中利用了各种情绪诱导材料 (电影,图像,自我陈述,个人回忆).
  • 进行了多阶段分析,包括时间序列聚类,特征识别和样本外分类.

主要成果:

  • 摄影光电显微镜 (PPG) 信号特征主要受到主体间和主体内 (每天) 变化的影响,情绪差异化是次要的.
  • 无论是TBI还是非TBI个体,在时间间隔分析中都表现出线性可分离的愤怒检测特征.
  • 这些愤怒特征的稳定性在个体和天数之间有很大差异.

结论:

  • 情绪生理关系中的上下文和非静止因素必须被解决,以实现现实世界的情绪调节技术.
  • 建立强大的情绪分类模型需要更广泛的情绪数据采样.