一个基于互动信息的DCNN-BiLSTM模型,具有面部表情识别的双重注意力机制
Samanthisvaran Jayaraman1, Anand Mahendran2
1School of Computer Science and Engineering, Vellore Institute of Technology, Vellore, Tamilnadu, India.
Scientific reports
|July 19, 2025
概括
这项研究引入了一种新的深度卷积神经网络,具有双长期短期记忆和注意力机制,用于准确的面部表情识别. 该模型在多个数据集中实现了卓越的性能,证明了其在分类人类情绪方面的有效性.
科学领域:
- 计算机视觉 计算机视觉
- 人工智能的人工智能
- 机器学习 机器学习
背景情况:
- 人类面部表情显著影响行动和决策.
- 基本卷积神经网络 (CNN) 在运行速度和复杂性方面面临挑战.
- 准确的面部表情识别对于人机交互和行为分析至关重要.
研究的目的:
- 开发一个高效,准确的面部表情识别模型.
- 改善从面部图像对人类情绪的分类.
- 为了解决现有的CNN模型的复杂性和速度限制.
主要方法:
- 提出了一个深度卷积神经网络 (DCNN),与双长期短期记忆 (Bi-LSTM) 集成.
- 整合了一个单一和交叉融合的注意力机制,用于空间和通道信息的提取.
- 采用零碎立方体多项式和线性激活函数,用于更快的交互式学习信息 (ILI) 处理.
- 雇员全球平均汇总 (GAP) 和软max分类器用于将情绪分类为7个类别.
主要成果:
- 实现了高准确率: 82.89% (FER 2013),96.78% (CK+),95.78% (RAF-DB) 和95.87% (JAFFE) 的高准确率.
- 证明了较低的虚假识别率 (FAR):7.23% (FER 2013),1.42% (CK+),1.96% (RAF-DB) 和1.78% (JAFFE). 在这些国家,虚假识别率较低.
- 呈现出优异的真实认可率 (GAR):88.57% (FER2013),97.23% (CK+),96.87% (RAF-DB) 和96.32% (JAFFE) 的情况.
结论:
- 拟议的DCNN与Bi-LSTM和注意力机制的性能优于现有的基准测试方法.
- 该模型在面部表情识别准确性和效率方面取得了重大进展.
- 这种方法对于需要可靠的情绪检测的现实应用具有前景.
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