Dayside aurora classification via BIFs-based sparse representation using manifold learning.
Bing HanXiaojing ZhaoDacheng TaoXuelong LiZejun HuHongqiao HuPublished in: Int. J. Comput. Math. (2014)
Keyphrases
- sparse representation
- manifold learning
- dictionary learning
- image classification
- sparse coding
- dimensionality reduction
- subspace learning
- face recognition
- high dimensional data
- image representation
- signal processing
- random projections
- pattern recognition
- negative matrix factorization
- dimension reduction
- decision trees
- image patches
- feature extraction
- data sets
- feature space
- high dimensional
- support vector machine
- machine learning
- feature vectors
- high dimensionality
- low dimensional
- bag of words
- training set
- unsupervised learning
- text classification
- feature selection
- support vector
- similarity measure