An Effective Clustering Optimization Method for Unsupervised Linear Discriminant Analysis.
Quan WangFei WangFuji RenZhongheng LiFeiping NiePublished in: IEEE Trans. Knowl. Data Eng. (2023)
Keyphrases
- optimization method
- linear discriminant analysis
- discriminant analysis
- unsupervised learning
- dimensionality reduction
- high dimensional data
- optimization algorithm
- principal components analysis
- evolutionary algorithm
- principal component analysis
- face recognition
- genetic algorithm
- discriminant projection
- feature extraction
- simulated annealing
- small sample size
- differential evolution
- metaheuristic
- dimension reduction
- null space
- discriminant features
- dealing with high dimensional data
- nelder mead simplex
- fisher criterion
- support vector
- clustering algorithm
- class separability
- scatter matrices
- clustering method
- spectral clustering
- k means
- feature space
- search algorithm
- support vector machine svm
- data analysis
- neural network
- data clustering
- data sets
- optimization problems
- qr decomposition
- training data