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 1651–1700 of 6047 papers

Title	Date	Tasks	Status
Designing and Evaluating an Educational Recommender System with Different Levels of User Control	Jan 22, 2025	Recommendation Systems	—Unverified
Designing an Interpretable Interface for Contextual Bandits	Sep 23, 2024	Multi-Armed BanditsOff-policy evaluation	—Unverified
Designing a Sequential Recommendation System for Heterogeneous Interactions Using Transformers	Apr 30, 2022	Recommendation SystemsSequential Recommendation	—Unverified
Designing Explanations for Group Recommender Systems	Feb 24, 2021	Recommendation Systems	—Unverified
Designing Recommender Systems to Depolarize	Jul 11, 2021	DiversityRecommendation Systems	—Unverified
Design Principles of Robust Multi-Armed Bandit Framework in Video Recommendations	Sep 24, 2023	FairnessRecommendation Systems	—Unverified
Destination similarity based on implicit user interest	Feb 12, 2021	Recommendation Systems	—Unverified
Detecting Abnormal Profiles in Collaborative Filtering Recommender Systems	Jun 18, 2015	Collaborative FilteringRecommendation Systems	—Unverified
Detecting and Mitigating Reward Hacking in Reinforcement Learning Systems: A Comprehensive Empirical Study	Jul 8, 2025	MuJoCoRecommendation Systems	—Unverified
A Survey on Point-of-Interest Recommendation: Models, Architectures, and Security	Oct 3, 2024	Decision MakingFederated Learning	—Unverified
A Survey on Personality-Aware Recommendation Systems	Jan 28, 2021	Recommendation SystemsSurvey	—Unverified
Detecting Sponsored Recommendations	Apr 14, 2015	Recommendation Systems	—Unverified
Detecting the Adversarially-Learned Injection Attacks via Knowledge Graphs	Nov 15, 2024	Knowledge GraphsRecommendation Systems	—Unverified
Detection of Shilling Attack Based on T-distribution on the Dynamic Time Intervals in Recommendation Systems	Aug 18, 2019	Anomaly DetectionRecommendation Systems	—Unverified
Detect Professional Malicious User with Metric Learning in Recommender Systems	May 19, 2022	Metric LearningOutlier Detection	—Unverified
Conversational Recommendation: Theoretical Model and Complexity Analysis	Nov 10, 2021	Conversational Recommendationmodel	—Unverified
Determining Song Similarity via Machine Learning Techniques and Tagging Information	Apr 12, 2017	BIG-bench Machine LearningRecommendation Systems	—Unverified
Developing an NLP-based Recommender System for the Ethical, Legal, and Social Implications of Synthetic Biology	Jul 10, 2022	Recommendation Systems	—Unverified
Developing a Recommendation Benchmark for MLPerf Training and Inference	Mar 16, 2020	Deep Learningimage-classification	—Unverified
Development of a Benchmark Corpus to Support Entity Recognition in Job Descriptions	Jun 1, 2022	Recommendation Systems	—Unverified
Guaranteeing Accuracy and Fairness under Fluctuating User Traffic: A Bankruptcy-Inspired Re-ranking Approach	May 25, 2024	FairnessRecommendation Systems	—Unverified
DFGNN: Dual-frequency Graph Neural Network for Sign-aware Feedback	May 24, 2024	Graph Neural NetworkRecommendation Systems	—Unverified
Adaptive Multi-Agent E-Learning Recommender Systems	Dec 17, 2020	Recommendation SystemsRetrieval	—Unverified
DGR: A General Graph Desmoothing Framework for Recommendation via Global and Local Perspectives	Mar 7, 2024	Recommendation Systems	—Unverified
A Case Study of Next Portfolio Prediction for Mutual Funds	Oct 8, 2024	Recommendation Systems	—Unverified
Dialogue Act Classification for Augmentative and Alternative Communication	Aug 1, 2021	ClassificationDialogue Act Classification	—Unverified
Conversational Recommendation System with Unsupervised Learning	Sep 22, 2016	Conversational RecommendationRecommendation Systems	—Unverified
Analyzing Biases in Human Perception of User Age and Gender from Text	Aug 1, 2016	Recommendation Systems	—Unverified
DIET: Customized Slimming for Incompatible Networks in Sequential Recommendation	Jun 13, 2024	Recommendation SystemsSequential Recommendation	—Unverified
Analyzing Customer Feedback for Product Fit Prediction	Aug 28, 2019	PredictionRecommendation Systems	—Unverified
Differentiable Neural Input Search for Recommender Systems	Jun 8, 2020	Click-Through Rate PredictionRecommendation Systems	—Unverified
Differentially private and decentralized randomized power method	Nov 4, 2024	Privacy PreservingRecommendation Systems	—Unverified
Differentially Private Neighborhood-based Recommender Systems	Mar 10, 2017	Recommendation Systems	—Unverified
Differentially Private Online Learning for Cloud-Based Video Recommendation with Multimedia Big Data in Social Networks	Sep 1, 2015	Privacy PreservingRecommendation Systems	—Unverified
Differential Privacy Mechanisms in Neural Tangent Kernel Regression	Jul 18, 2024	Face Recognitionimage-classification	—Unverified
Differential Private Knowledge Transfer for Privacy-Preserving Cross-Domain Recommendation	Feb 10, 2022	Privacy PreservingRecommendation Systems	—Unverified
Conversational Recommendation System using NLP and Sentiment Analysis	May 17, 2025	Conversational RecommendationDynamic Time Warping	—Unverified
News Recommender System: A review of recent progress, challenges, and opportunities	Sep 10, 2020	ArticlesNews Recommendation	—Unverified
Conversational Recommendation as Retrieval: A Simple, Strong Baseline	May 23, 2023	Conversational RecommendationData Augmentation	—Unverified
Conversational Recommendation: A Grand AI Challenge	Mar 17, 2022	Conversational RecommendationRecommendation Systems	—Unverified
Aligning Black-box Language Models with Human Judgments	Feb 7, 2025	Recommendation Systems	—Unverified
Dual Channel Hypergraph Collaborative Filtering	Aug 27, 2020	Collaborative FilteringRecommendation Systems	—Unverified
Dual-domain Collaborative Denoising for Social Recommendation	May 8, 2024	Contrastive LearningDenoising	—Unverified
Diffusion-driven SpatioTemporal Graph KANsformer for Medical Examination Recommendation	May 12, 2025	DiagnosticRecommendation Systems	—Unverified
Diffusion-EXR: Controllable Review Generation for Explainable Recommendation via Diffusion Models	Dec 24, 2023	Audio GenerationDenoising	—Unverified
Diffusion Model for Interest Refinement in Multi-Interest Recommendation	Feb 8, 2025	Recommendation Systems	—Unverified
Adaptive Mixture Importance Sampling for Automated Ads Auction Tuning	Sep 20, 2024	Decision MakingDiversity	—Unverified
Simple but Efficient: A Multi-Scenario Nearline Retrieval Framework for Recommendation on Taobao	Aug 1, 2024	Collaborative FilteringRecommendation Systems	—Unverified
Diffusion Recommender Models and the Illusion of Progress: A Concerning Study of Reproducibility and a Conceptual Mismatch	May 14, 2025	DenoisingRecommendation Systems	—Unverified
Control Strategies for Recommendation Systems in Social Networks	Mar 10, 2024	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	GC-MC	RMSE (u1 Splits)	0.91	—	Unverified
9	FedPerGNN	RMSE	0.91	—	Unverified
10	Self-Supervised Exchangeable Model	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	SimpleX	NDCG@20	0.06	—	Unverified
6	MGDCF	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	CR-Walker	Recall@1	0.04	—	Unverified
6	CRFR	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