Enabling Covariance-Based Feedback in Massive MIMO: A User Classification Approach.
Shuang QiuDavid GesbertTao JiangPublished in: CoRR (2018)
Keyphrases
- user feedback
- classification scheme
- relevance feedback
- machine learning
- automatic classification
- decision trees
- pattern recognition
- classification method
- text classification
- feedback mechanisms
- pattern classification
- support vector machine svm
- classification accuracy
- end users
- user interface
- feature selection
- image classification
- user interaction
- classification algorithm
- class labels
- user preferences
- neural network
- feature extraction
- feature space
- training set
- model selection
- user profiles
- benchmark datasets
- training samples
- preprocessing
- feature vectors
- collaborative filtering
- social networks
- query refinement
- support vector machine