Facial Emotion Recognition via Discrete Wavelet Transform, Principal Component Analysis, and Cat Swarm Optimization.
Shuihua WangWankou YangZhengchao DongPreetha PhillipsYudong ZhangPublished in: IScIDE (2017)
Keyphrases
- emotion recognition
- discrete wavelet transform
- swarm optimization
- principal component analysis
- facial expressions
- swarm intelligence
- multiresolution
- face recognition
- facial images
- audio visual
- wavelet domain
- face images
- high frequency
- wavelet coefficients
- subband
- human computer interaction
- dimensionality reduction
- information fusion
- image fusion
- particle swarm optimization pso
- feature space
- sentiment analysis
- human faces
- low dimensional
- feature extraction
- emotional state
- ant colony optimization
- feature vectors
- particle swarm optimization
- low frequency
- multi modal
- video sequences
- spatial domain
- remote sensing