An efficient non-negative matrix-factorization-based approach to collaborative filtering for recommender systems

Keyphrases

• Single Element 100%
• Collaborative Filtering 100%
• Recommender Systems 100%
• Element-by-element 100%
• Non-negative Matrix Factorization 100%
• Filtering Problems 60%
• Matrix Factorization 40%
• Collaborative Filtering Model 40%
• Non-negativity 40%
• Industrial Use 20%
• Highly Accurate 20%
• Computer Vision 20%
• Sparsity 20%
• Low Computational Complexity 20%
• Update Mechanism 20%
• Matrix Manipulation 20%
• Update Rule 20%
• Industrial Datasets 20%
• Matrix Factorization Model 20%
• Regularizing Terms 20%
• Tikhonov 20%
• Rating Matrix 20%
• Feature Matrix 20%

Computer Science

• Collaborative Filtering 100%
• Recommender Systems 100%
• nonnegative matrix factorization 100%
• Matrix Factorization 33%
• Computational Complexity 16%
• Computer Vision 16%
• Sparsity 16%
• Factorization Process 16%
• Representativeness 16%
• Matrix Factorization Model 16%