Optimized time-frequency features and semi-supervised SVM to heartbeat classification.
Redouane LekhalZahia ZidelmalDjaffar Ould AbdeslamPublished in: Signal Image Video Process. (2020)
Keyphrases
- svm classifier
- feature vectors
- support vector machine svm
- support vector
- classification method
- support vector machine
- semi supervised
- svm classification
- feature space
- classification accuracy
- feature set
- feature extraction
- support vector machine classifiers
- feature selection
- supervised learning
- classification process
- image classification
- extracted features
- feature reduction
- classification algorithm
- single feature
- input features
- classification models
- histogram intersection kernel
- decision forest
- multi class classification
- selected features
- decision trees
- classification performances
- feature maps
- generalization ability
- machine learning
- class labels
- train a support vector machine
- improves the classification accuracy
- linear svm
- supervised machine learning algorithms
- spam classification
- high dimensional
- knn
- training data
- image features
- unlabeled data
- hyperplane
- fuzzy support vector machine
- training samples
- text categorization
- similarity measure
- labeled and unlabeled data
- heart rate
- k nearest neighbor
- decision boundary
- pattern recognition
- support vectors
- training set