Unsupervised learning of overcomplete face descriptors.
Juha YlioinasJuho KannalaAbdenour HadidMatti PietikäinenPublished in: CVPR Workshops (2015)
Keyphrases
- unsupervised learning
- sparse coding
- supervised learning
- keypoints
- human faces
- deep learning
- linear combination
- sparse representation
- object recognition
- feature selection
- facial features
- natural images
- face images
- semi supervised
- expectation maximization
- model selection
- text classification
- facial images
- recognition algorithm
- face verification
- neural network
- deep architectures
- dimensionality reduction
- face detection
- feature vectors
- image retrieval
- image segmentation
- object retrieval