Alleviating Class Imbalance Problem in Automatic Sleep Stage Classification.
Dongdong ZhouQi XuJian WangHongming XuLauri KettunenZheng ChangFengyu CongPublished in: IEEE Trans. Instrum. Meas. (2022)
Keyphrases
- class imbalance
- sleep stage
- class distribution
- cost sensitive learning
- active learning
- cost sensitive
- imbalanced datasets
- imbalanced data sets
- majority class
- minority class
- sleep apnea
- high dimensionality
- imbalanced data
- classification accuracy
- pattern classification
- concept drift
- class imbalanced
- imbalanced class distribution
- pattern recognition
- training data
- unsupervised learning
- image classification
- supervised learning
- training set
- decision trees
- feature set
- multi class
- sampling methods
- feature vectors
- pairwise
- data analysis
- feature extraction
- face recognition
- feature selection