On the Trace of Scatter Matrix Difference: A Convex Approximate Discriminant Analysis Formulation and Its Mechanism Research in Imperial Examination System.
Kun LiYongsheng QianDejie XuJunwei ZengMin WangJijing ZhangPublished in: Int. J. Artif. Intell. Tools (2015)
Keyphrases
- nearest neighbor
- discriminant analysis
- linear discriminant analysis
- scatter matrix
- high dimensional data
- scatter matrices
- k nearest neighbor
- face recognition
- principal component analysis
- feature extraction
- null space
- dimension reduction
- support vector machine svm
- dimensionality reduction
- support vector
- small sample size
- discriminative information
- feature space
- original data
- neural network
- fisher discriminant analysis
- computer vision
- objective function
- training data