CNN based spatial classification features for clustering offline handwritten mathematical expressions.
Cuong Tuan NguyenVu Tran Minh KhuongHung Tuan NguyenMasaki NakagawaPublished in: Pattern Recognit. Lett. (2020)
Keyphrases
- mathematical expressions
- feature set
- feature vectors
- classification accuracy
- classification models
- feature extraction
- classification method
- high dimensionality
- classification process
- feature space
- convolutional neural network
- svm classifier
- spatial distribution
- unsupervised learning
- extracted features
- feature analysis
- clustering algorithm
- pattern recognition
- support vector machine
- supervised classification
- benchmark datasets
- spatial information
- unsupervised feature selection
- class labels
- clustering method
- microarray data analysis
- feature histograms
- character recognition
- real time
- supervised learning
- support vector
- classification algorithm
- feature representation
- text classification
- dimensionality reduction
- machine learning
- unsupervised clustering
- image features
- spatial clustering
- extracting features
- k means
- spatial features
- neural network
- mathematical formulas
- writer identification
- decision trees
- feature reduction
- spatial relationships
- clustering analysis
- feature subset