Spontaneous facial expression recognition: A robust metric learning approach.
Shaohua WanJ. K. AggarwalPublished in: Pattern Recognit. (2014)
Keyphrases
- facial expression recognition
- metric learning
- facial expressions
- facial action units
- distance metric
- pairwise
- expression recognition
- human computer interaction
- semi supervised
- dimensionality reduction
- learning tasks
- face recognition
- multi task
- facial features
- feature extraction
- local binary pattern
- active learning
- human faces
- background knowledge
- distance function
- distance measure
- data points
- data sets