Recommendation Systems

Recommendation System in AI Research

A Recommendation System is a specialized AI-driven model that analyzes user preferences and behaviors to suggest relevant content, products, or services. It is widely used in domains like e-commerce, streaming platforms, social media, and personalized learning.

AI research in recommendation systems focuses on:

Collaborative Filtering: Predicting user preferences based on similar users' choices.
Content-Based Filtering: Recommending items based on user history and item characteristics.
Hybrid Models: Combining multiple techniques for better accuracy.
Deep Learning & Transformers: Using neural networks and self-attention mechanisms for personalized recommendations.
Graph-Based Approaches: Leveraging knowledge graphs for relationship-aware recommendations.

Key challenges include data sparsity, scalability, and bias mitigation. Cutting-edge research explores reinforcement learning, explainability, and privacy-preserving methods to enhance recommendation systems.

Papers

Recently Added Most Hyped Most Active Needs Verification Most Verified

Showing 5651–5700 of 6047 papers

Title	Date	Tasks	Status
FAIR: Fairness-Aware Information Retrieval Evaluation	Jun 16, 2021	DiversityFairness	—Unverified
FairMatch: A Graph-based Approach for Improving Aggregate Diversity in Recommender Systems	May 3, 2020	DiversityFairness	—Unverified
Fair Matrix Factorisation for Large-Scale Recommender Systems	Sep 9, 2022	Collaborative FilteringFairness	—Unverified
Fair Multi-Stakeholder News Recommender System with Hypergraph ranking	Dec 1, 2020	Collaborative FilteringRecommendation Systems	—Unverified
Fairness and Diversity in Information Access Systems	May 16, 2023	DiversityFairness	—Unverified
Fairness and Transparency in Recommendation: The Users' Perspective	Mar 16, 2021	FairnessRecommendation Systems	—Unverified
Fairness-aware Cross-Domain Recommendation	Feb 1, 2023	FairnessRecommendation Systems	—Unverified
Fairness-Aware Explainable Recommendation over Knowledge Graphs	Jun 3, 2020	Collaborative FilteringDecision Making	—Unverified
Fairness-aware Model-agnostic Positive and Unlabeled Learning	Jun 19, 2022	Binary ClassificationDecision Making	—Unverified
Fairness-Aware Ranking in Search & Recommendation Systems with Application to LinkedIn Talent Search	Apr 30, 2019	FairnessRecommendation Systems	—Unverified
Fairness for All: Investigating Harms to Within-Group Individuals in Producer Fairness Re-ranking Optimization -- A Reproducibility Study	Sep 17, 2023	AllFairness	—Unverified
Fairness in Machine Learning: A Survey	Oct 4, 2020	BIG-bench Machine LearningBinary Classification	—Unverified
Fairness in Ranking: A Survey	Mar 25, 2021	FairnessInformation Retrieval	—Unverified
Fairness in Recommendation: Foundations, Methods and Applications	May 26, 2022	Decision MakingFairness	—Unverified
Fairness in Recommendation Ranking through Pairwise Comparisons	Mar 2, 2019	FairnessRecommendation Systems	—Unverified
Fairness of Exposure in Dynamic Recommendation	Sep 5, 2023	Exposure FairnessFairness	—Unverified
Fairness Practices in Industry: A Case Study in Machine Learning Teams Building Recommender Systems	May 26, 2025	FairnessRecommendation Systems	—Unverified
Fairness Through Domain Awareness: Mitigating Popularity Bias For Music Discovery	Aug 28, 2023	FairnessGraph Neural Network	—Unverified
Fairness via AI: Bias Reduction in Medical Information	Sep 6, 2021	Bias DetectionFairness	—Unverified
Fairness Vs. Personalization: Towards Equity in Epistemic Utility	Sep 5, 2023	FairnessNavigate	—Unverified
FAIR-QR: Enhancing Fairness-aware Information Retrieval through Query Refinement	Mar 27, 2025	FairnessInformation Retrieval	—Unverified
Fair Recommendation by Geometric Interpretation and Analysis of Matrix Factorization	Jan 10, 2023	Dimensionality ReductionRecommendation Systems	—Unverified
FairRoad: Achieving Fairness for Recommender Systems with Optimized Antidote Data	Dec 13, 2022	FairnessRecommendation Systems	—Unverified
Faithfully Explaining Rankings in a News Recommender System	May 14, 2018	News RecommendationRecommendation Systems	—Unverified
Faithful Path Language Modeling for Explainable Recommendation over Knowledge Graph	Oct 25, 2023	Explainable RecommendationKnowledge Graph Embeddings	—Unverified
False Negative Distillation and Contrastive Learning for Personalized Outfit Recommendation	Oct 13, 2021	Contrastive LearningData Augmentation	—Unverified
Family Shopping Recommendation System Using User Profile and Behavior Data	Aug 24, 2017	Collaborative FilteringRecommendation Systems	—Unverified
FAR-Trans: An Investment Dataset for Financial Asset Recommendation	Jul 11, 2024	Recommendation SystemsTime Series	—Unverified
FashionNet: Personalized Outfit Recommendation with Deep Neural Network	Oct 4, 2018	Recommendation Systems	—Unverified
Fast-adapting and Privacy-preserving Federated Recommender System	Apr 2, 2021	Federated LearningMeta-Learning	—Unverified
FAST: A Fairness Assured Service Recommendation Strategy Considering Service Capacity Constraint	Dec 2, 2020	FairnessRecommendation Systems	—Unverified
Fast and Examination-agnostic Reciprocal Recommendation in Matching Markets	Jun 15, 2023	FairnessRecommendation Systems	—Unverified
Fast Collaborative Filtering from Implicit Feedback with Provable Guarantees	Nov 3, 2015	Collaborative FilteringLearning Theory	—Unverified
Fast Distributed Bandits for Online Recommendation Systems	Jul 16, 2020	ClusteringRecommendation Systems	—Unverified
Fast Distributed Submodular Cover: Public-Private Data Summarization	Dec 1, 2016	Data SummarizationMovie Recommendation	—Unverified
Training Recommender Systems at Scale: Communication-Efficient Model and Data Parallelism	Oct 18, 2020	Recommendation Systems	—Unverified
Fast Dual-Regularized Autoencoder for Sparse Biological Data	Jan 30, 2024	Drug DiscoveryMatrix Completion	—Unverified
Faster Maximum Inner Product Search in High Dimensions	Dec 14, 2022	Multi-Armed BanditsRecommendation Systems	—Unverified
Fast Multi-Resolution Transformer Fine-tuning for Extreme Multi-label Text Classification	Oct 1, 2021	Multi Label Text ClassificationMulti-Label Text Classification	—Unverified
Fast Multi-Step Critiquing for VAE-based Recommender Systems	May 3, 2021	Recommendation Systems	—Unverified
Fast Offline Policy Optimization for Large Scale Recommendation	Aug 8, 2022	Recommendation Systems	—Unverified
Fast online ranking with fairness of exposure	Sep 13, 2022	Fairnessglobal-optimization	—Unverified
Fast Second-Order Online Kernel Learning through Incremental Matrix Sketching and Decomposition	Oct 15, 2024	Recommendation Systems	—Unverified
Fast Slate Policy Optimization: Going Beyond Plackett-Luce	Aug 3, 2023	Information RetrievalRecommendation Systems	—Unverified
Fast solution to the fair ranking problem using the Sinkhorn algorithm	Jun 11, 2024	FairnessRecommendation Systems	—Unverified
Fatigue-aware Bandits for Dependent Click Models	Aug 22, 2020	Recommendation Systems	—Unverified
FCNHSMRA_HRS: Improve the performance of the movie hybrid recommender system using resource allocation approach	Aug 13, 2019	ClusteringCollaborative Filtering	—Unverified
FD-GATDR: A Federated-Decentralized-Learning Graph Attention Network for Doctor Recommendation Using EHR	Jul 11, 2022	Graph AttentionRecommendation Systems	—Unverified
Shallow AutoEncoding Recommender with Cold Start Handling via Side Features	Apr 3, 2025	Collaborative FilteringRecommendation Systems	—Unverified
Feature-Based Matrix Factorization	Sep 11, 2011	Recommendation Systems	—Unverified

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All datasets MovieLens 1M Amazon-Book MovieLens 100K MovieLens 20M MovieLens 10M Gowalla Yelp2018 Netflix Douban Monti ReDial Amazon Beauty Douban

Benchmark Results

#	Model	Metric	Claimed	Verified	Status
1	KTUP (soft)	HR@10	0.89	—	Unverified
2	Factorization with dictionary learning	RMSE	0.87	—	Unverified
3	Factorized EAE	RMSE	0.86	—	Unverified
4	U-CFN	RMSE	0.86	—	Unverified
5	IGMC	RMSE	0.86	—	Unverified
6	FedGNN	RMSE	0.85	—	Unverified
7	NNMF	RMSE	0.84	—	Unverified
8	BST	RMSE	0.84	—	Unverified
9	FedPerGNN	RMSE	0.84	—	Unverified
10	GHRS	RMSE	0.84	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	LT-OCF	Recall@20	0.19	—	Unverified
2	SSCF	nDCG@20	0.06	—	Unverified
3	SANSA	nDCG@20	0.06	—	Unverified
4	RLAE-DAN	nDCG@20	0.06	—	Unverified
5	HSTU+MoL	HR@10	0.06	—	Unverified
6	BSPM-LM	nDCG@20	0.06	—	Unverified
7	BSPM-EM	nDCG@20	0.06	—	Unverified
8	Turbo-CF	nDCG@20	0.06	—	Unverified
9	Emb-GCN	nDCG@20	0.06	—	Unverified
10	NESCL	nDCG@20	0.05	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	GMC	RMSE (u1 Splits)	1	—	Unverified
2	GRALS	RMSE (u1 Splits)	0.95	—	Unverified
3	sRGCNN	RMSE (u1 Splits)	0.93	—	Unverified
4	WMLFF	RMSE (u1 Splits)	0.93	—	Unverified
5	FedGNN	RMSE	0.92	—	Unverified
6	Factorized EAE	RMSE (u1 Splits)	0.92	—	Unverified
7	GRAEM / KPMF	RMSE (u1 Splits)	0.92	—	Unverified
8	Self-Supervised Exchangeable Model	RMSE (u1 Splits)	0.91	—	Unverified
9	FedPerGNN	RMSE	0.91	—	Unverified
10	GC-MC	RMSE (u1 Splits)	0.91	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	HyperML	nDCG@10	0.64	—	Unverified
2	LRML	nDCG@10	0.62	—	Unverified
3	CML	nDCG@10	0.53	—	Unverified
4	Multi-Gradient Descent	Recall@20	0.42	—	Unverified
5	RecVAE	Recall@20	0.41	—	Unverified
6	VASP	Recall@20	0.41	—	Unverified
7	H+Vamp Gated	Recall@20	0.41	—	Unverified
8	RaCT	Recall@20	0.4	—	Unverified
9	Mult-VAE PR	Recall@20	0.4	—	Unverified
10	EASE	Recall@20	0.39	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	U-RBM	RMSE	0.82	—	Unverified
2	FedGNN	RMSE	0.8	—	Unverified
3	Factorization with dictionary learning	RMSE	0.8	—	Unverified
4	U-CFN	RMSE	0.8	—	Unverified
5	FedPerGNN	RMSE	0.79	—	Unverified
6	I-AutoRec	RMSE	0.78	—	Unverified
7	GC-MC	RMSE	0.78	—	Unverified
8	I-CFN	RMSE	0.78	—	Unverified
9	SGD MF	RMSE	0.77	—	Unverified
10	CF-NADE	RMSE	0.77	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	ConvNCF	nDCG@20	0.6	—	Unverified
2	NESCL	nDCG@20	0.16	—	Unverified
3	RLAE-DAN	nDCG@20	0.16	—	Unverified
4	BSPM-EM	nDCG@20	0.16	—	Unverified
5	MGDCF	nDCG@20	0.16	—	Unverified
6	Emb-GCN	nDCG@20	0.16	—	Unverified
7	LT-OCF	nDCG@20	0.16	—	Unverified
8	BSPM-LM	nDCG@20	0.16	—	Unverified
9	SimpleX	nDCG@20	0.16	—	Unverified
10	LightGCN	nDCG@20	0.16	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	NESCL	NDCG@20	0.06	—	Unverified
2	BSPM-EM	NDCG@20	0.06	—	Unverified
3	RLAE-DAN	NDCG@20	0.06	—	Unverified
4	BSPM-LM	NDCG@20	0.06	—	Unverified
5	MGDCF	NDCG@20	0.06	—	Unverified
6	SimpleX	NDCG@20	0.06	—	Unverified
7	Turbo-CF	NDCG@20	0.06	—	Unverified
8	LT-OCF	NDCG@20	0.05	—	Unverified
9	SSCF	NDCG@20	0.05	—	Unverified
10	LightGCN	NDCG@20	0.05	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	H+Vamp Gated	nDCG@100	0.41	—	Unverified
2	RecVAE	nDCG@100	0.39	—	Unverified
3	EASE	nDCG@100	0.39	—	Unverified
4	RaCT	nDCG@100	0.39	—	Unverified
5	Mult-VAE PR	nDCG@100	0.39	—	Unverified
6	Mult-DAE	nDCG@100	0.38	—	Unverified
7	∞-AE	nDCG@100	0.37	—	Unverified
8	LRML	nDCG@10	0.36	—	Unverified
9	CML	nDCG@10	0.29	—	Unverified
10	RATE-CSE	Recall@10	0.2	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	GRALS	RMSE	0.83	—	Unverified
2	sRGCNN	RMSE	0.8	—	Unverified
3	Factorized EAE	RMSE	0.74	—	Unverified
4	GC-MC	RMSE	0.73	—	Unverified
5	GRAEM / KPMF	RMSE	0.73	—	Unverified
6	MG-GAT	RMSE	0.73	—	Unverified
7	IGMC	RMSE	0.72	—	Unverified
8	GLocal-K	RMSE	0.72	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	UCCR	Recall@10	0.22	—	Unverified
2	KERL	Recall@1	0.06	—	Unverified
3	C2CRS	Recall@1	0.05	—	Unverified
4	UniCRS	Recall@1	0.05	—	Unverified
5	CRFR	Recall@1	0.04	—	Unverified
6	CR-Walker	Recall@1	0.04	—	Unverified
7	KGSF	Recall@1	0.04	—	Unverified
8	KBRD	Recall@1	0.03	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	CARCA Abs + Con	Hit@10	0.68	—	Unverified
2	ProxyRCA	Hit@10	0.63	—	Unverified
3	CARCA-Rotatory	Hit@10	0.62	—	Unverified
4	CARCA	Hit@10	0.58	—	Unverified
5	SSE-PT	Hit@10	0.5	—	Unverified
6	SASRec	Hit@10	0.49	—	Unverified
7	HetroFair	MAP@20	0.14	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	∞-AE	AUC	0.95	—	Unverified
2	FedGNN	RMSE	0.79	—	Unverified
3	FedPerGNN	RMSE	0.78	—	Unverified
4	GRALS	RMSE	0.71	—	Unverified
5	U-CFN	RMSE	0.7	—	Unverified
6	I-CFN	RMSE	0.69	—	Unverified
7	DGRec	NDCG	0.2	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	GRALS	RMSE	1.24	—	Unverified
2	sRGCNN	RMSE	0.93	—	Unverified
3	GC-MC	RMSE	0.92	—	Unverified
4	Factorized EAE	RMSE	0.91	—	Unverified
5	GRAEM	RMSE	0.89	—	Unverified
6	MG-GAT	RMSE	0.88	—	Unverified
7	IGMC	RMSE	0.87	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	EASE	nDCG@100	0.39	—	Unverified
2	SANSA	nDCG@100	0.39	—	Unverified
3	RecVAE	nDCG@100	0.33	—	Unverified
4	RaCT	nDCG@100	0.32	—	Unverified
5	Mult-VAE PR	nDCG@100	0.32	—	Unverified
6	Mult-DAE	nDCG@100	0.31	—	Unverified
7	CML	Recall@50	0.25	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	TLSAN	AUC	0.95	—	Unverified
2	ProxyRCA	Hit@10	0.81	—	Unverified
3	CARCA-Rotatory + Con.	Hit@10	0.81	—	Unverified
4	CARCA	Hit@10	0.78	—	Unverified
5	SSE-PT	Hit@10	0.78	—	Unverified
6	SASRec	Hit@10	0.74	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	GRALS	RMSE	38.04	—	Unverified
2	sRGCNN	RMSE	22.41	—	Unverified
3	GC-MC	RMSE	20.5	—	Unverified
4	Factorized EAE	RMSE	20	—	Unverified
5	IGMC	RMSE	19.1	—	Unverified
6	MG-GAT	RMSE	18.9	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	SAERS	AUC	0.82	—	Unverified
2	RMHA-4	Hit@10	0.77	—	Unverified
3	ProxyRCA	HitRatio@ 10 (100 Neg. Samples)	0.66	—	Unverified
4	CARCA	HitRatio@ 10 (100 Neg. Samples)	0.59	—	Unverified

#	Model	Metric	Claimed	Verified	Status
1	GraphRec	MAE	0.82	—	Unverified
2	NSCR (Wang et al., 2017)	MAE	0.8	—	Unverified
3	DANSER	MAE	0.78	—	Unverified
4	HetroFair	MAP@20	0.04	—	Unverified