Parallel matrix factorization-based collaborative sparsity and smooth prior for estimating missing values in multidimensional data.
Souad MohaouiAbdelilah HakimSaid RaghayPublished in: Pattern Anal. Appl. (2022)
Keyphrases
- matrix factorization
- multidimensional data
- missing values
- missing data
- tensor factorization
- data matrix
- low rank
- incomplete data
- collaborative filtering
- negative matrix factorization
- range queries
- sparsity constraints
- nonnegative matrix factorization
- data structure
- recommender systems
- r tree
- similarity search
- index structure
- spatial data
- high dimensional
- data warehouse
- categorical data
- databases
- high dimensional data
- data sets
- data visualization
- dimensionality reduction
- database management systems
- database systems
- exponential family
- learning algorithm
- stochastic gradient descent
- matrix completion
- low rank matrix