Imbalanced Data Sparsity as a Source of Unfair Bias in Collaborative Filtering.
Aditya JoshiChin Lin WongDiego Marinho de OliveiraFarhad ZafariFernando MourãoSabir RibasSaumya PandeyPublished in: RecSys (2022)
Keyphrases
- imbalanced data
- collaborative filtering
- data sparsity
- linear regression
- recommender systems
- class distribution
- support vector machine
- ensemble classifier
- feature selection
- class imbalance
- random forest
- imbalanced datasets
- high dimensional
- svm classifier
- least squares
- sampling methods
- high dimensionality
- ensemble methods
- principal component analysis
- sparse representation
- image classification
- multi class
- decision boundary
- knn
- minority class
- decision trees
- data sets