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 2551–2600 of 6047 papers

Title	Date	Tasks	Status
Hierarchical Multi-Task Learning Framework for Session-based Recommendations	Sep 12, 2023	Multi-Task LearningPrediction	—Unverified
Genre Identification and the Compositional Effect of Genre in Literature	Aug 1, 2018	Decision MakingInformation Retrieval	—Unverified
A Framework for Leveraging Partially-Labeled Data for Product Attribute-Value Identification	May 17, 2024	AttributeNER	—Unverified
Hotel Recommendation System Based on User Profiles and Collaborative Filtering	Sep 21, 2020	Collaborative FilteringDecision Making	—Unverified
Geolocation of Tweets with a BiLSTM Regression Model	Dec 1, 2020	modelRecommendation Systems	—Unverified
Geometric Matrix Completion with Deep Conditional Random Fields	Jan 29, 2019	Matrix CompletionRecommendation Systems	—Unverified
Hybrid Multi-Criteria Preference Ranking by Subsorting	Jun 20, 2023	Recommendation Systems	—Unverified
Fair Recommendation by Geometric Interpretation and Analysis of Matrix Factorization	Jan 10, 2023	Dimensionality ReductionRecommendation Systems	—Unverified
Cold-start Recommendation by Personalized Embedding Region Elicitation	Jun 3, 2024	Recommendation Systems	—Unverified
GGBond: Growing Graph-Based AI-Agent Society for Socially-Aware Recommender Simulation	May 27, 2025	AI AgentPersonality Alignment	—Unverified
GHOST: A Graph Neural Network Accelerator using Silicon Photonics	Jul 4, 2023	CPUDrug Discovery	—Unverified
FAIR-QR: Enhancing Fairness-aware Information Retrieval through Query Refinement	Mar 27, 2025	FairnessInformation Retrieval	—Unverified
Cold Start Problem For Automated Live Video Comments	Jun 1, 2021	Recommendation SystemsRetrieval	—Unverified
Constrained Approximate Similarity Search on Proximity Graph	Oct 26, 2022	QuantizationRecommendation Systems	—Unverified
GLIMG: Global and Local Item Graphs for Top-N Recommender Systems	Jul 28, 2020	Recommendation Systems	—Unverified
GLINT-RU: Gated Lightweight Intelligent Recurrent Units for Sequential Recommender Systems	Jun 6, 2024	Recommendation SystemsSequential Recommendation	—Unverified
Harnessing PubMed User Query Logs for Post Hoc Explanations of Recommended Similar Articles	Feb 5, 2024	ArticlesRecommendation Systems	—Unverified
Fairness Vs. Personalization: Towards Equity in Epistemic Utility	Sep 5, 2023	FairnessNavigate	—Unverified
Global dense vector representations for words or items using shared parameter alternating Tweedie model	Dec 31, 2024	Recommendation Systems	—Unverified
Global-Local Item Embedding for Temporal Set Prediction	Sep 5, 2021	DecoderPrediction	—Unverified
GlobalMood: A cross-cultural benchmark for music emotion recognition	May 14, 2025	Emotion RecognitionMusic Emotion Recognition	—Unverified
Fairness via AI: Bias Reduction in Medical Information	Sep 6, 2021	Bias DetectionFairness	—Unverified
G-Meta: Distributed Meta Learning in GPU Clusters for Large-Scale Recommender Systems	Jan 9, 2024	GPUMeta-Learning	—Unverified
GNN4FR: A Lossless GNN-based Federated Recommendation Framework	Jul 25, 2023	Recommendation Systems	—Unverified
GNNBleed: Inference Attacks to Unveil Private Edges in Graphs with Realistic Access to GNN Models	Nov 3, 2023	Fraud DetectionRecommendation Systems	—Unverified
Construction of Knowledge Graphs: State and Challenges	Feb 22, 2023	Knowledge GraphsManagement	—Unverified
Goal-Conditioned Supervised Learning for Multi-Objective Recommendation	Dec 12, 2024	Recommendation Systems	—Unverified
Goal-driven Command Recommendations for Analysts	Nov 12, 2020	Decision MakingRecommendation Systems	—Unverified
Fairness Through Domain Awareness: Mitigating Popularity Bias For Music Discovery	Aug 28, 2023	FairnessGraph Neural Network	—Unverified
Fairness Practices in Industry: A Case Study in Machine Learning Teams Building Recommender Systems	May 26, 2025	FairnessRecommendation Systems	—Unverified
GotFunding: A grant recommendation system based on scientific articles	May 21, 2024	ArticlesLearning-To-Rank	—Unverified
Consumer-side Fairness in Recommender Systems: A Systematic Survey of Methods and Evaluation	May 16, 2023	FairnessMarketing	—Unverified
GPatch: Patching Graph Neural Networks for Cold-Start Recommendations	Sep 25, 2022	Recommendation Systems	—Unverified
Content-Agnostic Moderation for Stance-Neutral Recommendation	May 29, 2024	Recommendation Systems	—Unverified
AgentCF: Collaborative Learning with Autonomous Language Agents for Recommender Systems	Oct 13, 2023	Collaborative FilteringDecision Making	—Unverified
GPT4Rec: Graph Prompt Tuning for Streaming Recommendation	Jun 12, 2024	Graph LearningRecommendation Systems	—Unverified
Content-driven Music Recommendation: Evolution, State of the Art, and Challenges	Jul 25, 2021	ArticlesCollaborative Filtering	—Unverified
HCFRec: Hash Collaborative Filtering via Normalized Flow with Structural Consensus for Efficient Recommendation	May 24, 2022	Collaborative FilteringRecommendation Systems	—Unverified
Gradient-based Optimization for Bayesian Preference Elicitation	Nov 20, 2019	Recommendation Systems	—Unverified
Gradient Coordination for Quantifying and Maximizing Knowledge Transference in Multi-Task Learning	Mar 10, 2023	Multi-Task LearningRecommendation Systems	—Unverified
Fairness of Exposure in Dynamic Recommendation	Sep 5, 2023	Exposure FairnessFairness	—Unverified
Content Based Player and Game Interaction Model for Game Recommendation in the Cold Start setting	Sep 11, 2020	Collaborative FilteringRecommendation Systems	—Unverified
COIN: Co-Cluster Infomax for Bipartite Graphs	May 31, 2022	Drug DiscoveryInformation Retrieval	—Unverified
Content-based Recommendations for Radio Stations with Deep Learned Audio Fingerprints	Jul 15, 2020	Recommendation Systems	—Unverified
A cross-domain recommender system using deep coupled autoencoders	Dec 8, 2021	Domain AdaptationRecommendation Systems	—Unverified
Fairness in Recommendation Ranking through Pairwise Comparisons	Mar 2, 2019	FairnessRecommendation Systems	—Unverified
Graph and Sequential Neural Networks in Session-based Recommendation: A Survey	Aug 27, 2024	Graph Neural NetworkRecommendation Systems	—Unverified
Graph Attention Collaborative Similarity Embedding for Recommender System	Feb 5, 2021	Collaborative FilteringGraph Attention	—Unverified
Fairness in Recommendation: Foundations, Methods and Applications	May 26, 2022	Decision MakingFairness	—Unverified
Coherency Improved Explainable Recommendation via Large Language Model	Feb 21, 2025	Explainable RecommendationExplanation Generation	—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