一个双分支的深度学习框架,用于从EEG信号识别情绪
Debam Saha1, Asfak Ali2, Vycheslav Gulvanskii3,4
1Computer Science & Engineering, Jadavpur University, Kolkata, 700032, India.
这项研究引入了一种新的双分支深度学习框架,用于从电脑电图 (EEG) 信号中准确识别情绪,增强心理健康监测. 该模型实现了对实时应用的高效率的最先进的结果.
科学领域:
- 情感计算是一种情感计算.
- 生物医学信号处理
- 机器学习用于医疗保健
背景情况:
- 传统的基于脑电图 (EEG) 的情绪识别在手动特征工程,数据集概括和计算复杂性方面面临局限性.
- 这些局限性阻碍了EEG在实时心理健康监测和个性化医疗保健方面的实际部署.
研究的目的:
- 开发一种新的混合双分支深度学习架构,以实现基于EEG的强大而高效的情绪识别.
- 为了最大限度地减少预处理要求,同时增强时间和光谱特征提取,以提高准确性.
主要方法:
- 一个双分支的深度学习框架,将时间特征的长短期记忆 (LSTM) 和光谱特征的卷积神经网络 (CNN) 集成在一起 (Mel-Frequency Cepstral Coefficients - MFCC).
- 整合跨模式增强机制,包括反向MFCC计算和LSTM到MFCC投影,用于双向特征学习.
- 通过元素智能的乘法和连接进行特征融合,然后使用人工神经网络 (ANN) 进行分类.
主要成果:
- 在基准数据集上实现了高精度:96.49% (脑波EEG),99.99% (WESAD) 和99.99% (SWELL).
- 在WESAD和SWELL数据集上获得了完美的精度,回忆和F1分数,建立了新的最先进的性能.
- 在现有方法中表现出优越的性能,并保持了适合实时应用的计算效率.
结论:
- 拟议的双分支深度学习框架为基于EEG的情绪识别提供了强大而高效的解决方案.
- 该模型显示了在心理健康监测和情感计算方面的实际应用的巨大潜力.
- 源代码的可用性有助于在该领域进行进一步的研究和开发.
更多相关视频
05:51Exploring the Use of Isolated Expressions and Film Clips to Evaluate Emotion Recognition by People with Traumatic Brain Injury
Published on: May 15, 2016
11:25Simultaneous Scalp Electroencephalography EEG, Electromyography EMG, and Whole-body Segmental Inertial Recording for Multi-modal Neural Decoding
Published on: July 26, 2013
相关概念视频
Physiology of Emotion
Autonomic Nervous System
The autonomic nervous system (ANS) plays a critical role in emotional responses by regulating involuntary physiological functions. It consists of two main components: the sympathetic and parasympathetic systems. The sympathetic system...
Labeling Emotion
Cognitive Theories: Schachter-Singer Theory of Emotion
Physiological Arousal and Cognitive Labeling
According to this theory, when an individual experiences...
Cognitive Theories: Lazarus Mediational Theory of Emotion
Cognitive Appraisal and Emotional Response
Lazarus proposed that...
Neural Circuits
Neuronal pools are collections of nerve cells with similar functions and interact through chemical and electrical signals. These pools include both interneurons (the central neural circuit nodes that...
Physiological Theories: Cannon-Bard Theory of Emotion
Upon perceiving a stimulus, such as a dangerous...
