Hgmf: Hierarchical group matrix factorization for collaborative recommendation

X Wang, W Pan, C Xu - Proceedings of the 23rd ACM International …, 2014 - dl.acm.org
Matrix factorization is one of the most powerful techniques in collaborative filtering, which
models the (user, item) interactions behind historical explicit or implicit feedbacks. However …

Contextual collaborative filtering via hierarchical matrix factorization

E Zhong, W Fan, Q Yang - Proceedings of the 2012 SIAM International …, 2012 - SIAM
Matrix factorization (MF) has been demonstrated to be one of the most competitive
techniques for collaborative filtering. However, state-of-the-art MFs do not consider …

Hierarchical matrix factorization for interpretable collaborative filtering

K Sugahara, K Okamoto - Pattern Recognition Letters, 2024 - Elsevier
Matrix factorization (MF) is a simple collaborative filtering technique that achieves superior
recommendation accuracy by decomposing the user–item interaction matrix into user and …

Leveraging clustering to improve collaborative filtering

N Mirbakhsh, CX Ling - Information Systems Frontiers, 2018 - Springer
Extensive work on matrix factorization (MF) techniques have been done recently as they
provide accurate rating prediction models in recommendation systems. Additional …

Kernelized probabilistic matrix factorization for collaborative filtering: exploiting projected user and item graph

B Pal, M Jenamani - Proceedings of the 12th ACM conference on …, 2018 - dl.acm.org
Matrix Factorization (MF) techniques have already shown its strong foundation in
collaborative filtering (CF), particularly for rating prediction problem. In the basic MF model …

Confidence-aware matrix factorization for recommender systems

C Wang, Q Liu, R Wu, E Chen, C Liu, X Huang… - Proceedings of the …, 2018 - ojs.aaai.org
Collaborative filtering (CF), particularly matrix factorization (MF) based methods, have been
widely used in recommender systems. The literature has reported that matrix factorization …

'Free lunch'enhancement for collaborative filtering with factorization machines

B Loni, A Said, M Larson, A Hanjalic - … of the 8th ACM Conference on …, 2014 - dl.acm.org
The advantage of Factorization Machines over other factorization models is their ability to
easily integrate and efficiently exploit auxiliary information to improve Collaborative Filtering …

Matrix factorization for recommendation with explicit and implicit feedback

S Chen, Y Peng - Knowledge-Based Systems, 2018 - Elsevier
Matrix factorization (MF) methods have proven as efficient and scalable approaches for
collaborative filtering problems. Numerous existing MF methods rely heavily on explicit …

Improving matrix approximation for recommendation via a clustering-based reconstructive method

K Ji, R Sun, X Li, W Shu - Neurocomputing, 2016 - Elsevier
Matrix approximation is a common model-based approach to collaborative filtering in
recommender systems. Many relevant algorithms that fuse social contextual information …

Leveraging tagging for neighborhood-aware probabilistic matrix factorization

L Wu, E Chen, Q Liu, L Xu, T Bao, L Zhang - Proceedings of the 21st …, 2012 - dl.acm.org
Collaborative Filtering (CF) is a popular way to build recommender systems and has been
successfully employed in many applications. Generally, two kinds of approaches to CF, the …