Deep orthogonal matrix factorization as a hierarchical clustering technique.
Pierre De HandschutterNicolas GillisPublished in: EUSIPCO (2021)
Keyphrases
- hierarchical clustering
- matrix factorization
- collaborative filtering
- recommender systems
- low rank
- clustering method
- nonnegative matrix factorization
- factor analysis
- factorization methods
- missing data
- stochastic gradient descent
- negative matrix factorization
- single linkage
- hierarchical clustering algorithms
- k means
- item recommendation
- probabilistic matrix factorization
- partitional clustering
- agglomerative clustering
- hierarchical clustering algorithm
- clustering algorithm
- hierarchical clustering methods
- data sets