Cooperative Sparse Representation in Two Opposite Directions for Semi-Supervised Image Annotation.
Zhong-Qiu ZhaoHervé GlotinZhao XieJun GaoXindong WuPublished in: IEEE Trans. Image Process. (2012)
Keyphrases
- sparse representation
- image annotation
- semi supervised
- subspace learning
- automatic image annotation
- visual features
- dictionary learning
- image understanding
- image classification
- image content
- multi modal
- sparse coding
- multi label
- image representation
- manifold learning
- image retrieval
- semi supervised learning
- face recognition
- signal processing
- dimensionality reduction
- image patches
- labeled data
- unlabeled data
- unsupervised learning
- multiple instance learning
- active learning
- supervised learning
- low level features
- computer vision
- high dimensional data
- generative model
- pairwise
- pattern recognition
- neural network
- low rank
- low level
- class labels
- data sets