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 2051–2100 of 6047 papers

Title	Date	Tasks	Status
A Survey on Dialogue Systems: Recent Advances and New Frontiers	Nov 6, 2017	Deep LearningRecommendation Systems	—Unverified
Exploring Popularity Bias in Music Recommendation Models and Commercial Steaming Services	Aug 19, 2022	Music RecommendationRecommendation Systems	—Unverified
A Latent Source Model for Online Collaborative Filtering	Oct 31, 2014	Collaborative FilteringRecommendation Systems	—Unverified
A Survey on Deep Neural Networks in Collaborative Filtering Recommendation Systems	Dec 2, 2024	Collaborative FilteringRecommendation Systems	—Unverified
Exploring Popularity Bias in Session-based Recommendation	Dec 13, 2023	Recommendation SystemsSession-Based Recommendations	—Unverified
A Survey on Deep Learning Based Point-Of-Interest (POI) Recommendations	Nov 20, 2020	Deep LearningRecommendation Systems	—Unverified
Adaptive Dense-to-Sparse Paradigm for Pruning Online Recommendation System with Non-Stationary Data	Oct 16, 2020	Recommendation Systems	—Unverified
Context-based Fast Recommendation Strategy for Long User Behavior Sequence in Meituan Waimai	Mar 19, 2024	Recommendation SystemsSequential Recommendation	—Unverified
A Survey on Deep Hashing Methods	Mar 4, 2020	Deep HashingDomain Adaptation	—Unverified
A Large-Scale Characterization of User Behaviour in Cable TV	Sep 13, 2016	Recommendation Systems	—Unverified
Detecting Changes in User Preferences using Hidden Markov Models for Sequential Recommendation Tasks	Sep 29, 2018	Change Point DetectionRecommendation Systems	—Unverified
Exploring Preference-Guided Diffusion Model for Cross-Domain Recommendation	Jan 20, 2025	Recommendation Systems	—Unverified
Exploring the Impact of Personality Traits on Conversational Recommender Systems: A Simulation with Large Language Models	Apr 9, 2025	Conversational RecommendationRecommendation Systems	—Unverified
Context-aware Tree-based Deep Model for Recommender Systems	Sep 22, 2021	Recommendation SystemsRetrieval	—Unverified
Context-aware Reranking with Utility Maximization for Recommendation	Oct 18, 2021	counterfactualGraph Attention	—Unverified
A Survey on Data-Centric Recommender Systems	Jan 31, 2024	Recommendation SystemsSurvey	—Unverified
Context-Aware Online Learning for Course Recommendation of MOOC Big Data	Oct 11, 2016	Recommendation Systems	—Unverified
Context-aware explainable recommendations over knowledge graphs	Oct 24, 2023	Knowledge GraphsRecommendation Systems	—Unverified
A Survey on Cross-domain Recommendation: Taxonomies, Methods, and Future Directions	Aug 7, 2021	Recommendation SystemsSurvey	—Unverified
A Large Multilingual and Multi-domain Dataset for Recommender Systems	May 1, 2018	Collaborative FilteringRecommendation Systems	—Unverified
Context-Aware Drive-thru Recommendation Service at Fast Food Restaurants	Oct 13, 2020	Recommendation Systems	—Unverified
A Survey on Conversational Search and Applications in Biomedicine	Nov 28, 2022	Conversational SearchDialogue Management	—Unverified
A Survey on Conversational Recommender Systems	Apr 1, 2020	ChatbotConversational Recommendation	—Unverified
Context Attentive Bandits: Contextual Bandit with Restricted Context	May 10, 2017	Recommendation SystemsThompson Sampling	—Unverified
Content Recommendation through Semantic Annotation of User Reviews and Linked Data - An Extended Technical Report	Oct 28, 2017	Recommendation Systems	—Unverified
Adaptive Coordinators and Prompts on Heterogeneous Graphs for Cross-Domain Recommendations	Oct 15, 2024	Recommendation Systems	—Unverified
Exploring In-Context Learning Capabilities of Foundation Models for Generating Knowledge Graphs from Text	May 15, 2023	graph constructionIn-Context Learning	—Unverified
Content Provider Dynamics and Coordination in Recommendation Ecosystems	Dec 1, 2020	Combinatorial OptimizationRecommendation Systems	—Unverified
Content Prompting: Modeling Content Provider Dynamics to Improve User Welfare in Recommender Ecosystems	Sep 2, 2023	Recommendation Systems	—Unverified
Content Placement in Networks of Similarity Caches	Feb 9, 2021	ObjectObject Recognition	—Unverified
Content Filtering with Inattentive Information Consumers	May 27, 2022	MisinformationRecommendation Systems	—Unverified
A Large Language Model Enhanced Conversational Recommender System	Aug 11, 2023	Language ModelingLanguage Modelling	—Unverified
Content-Based Top-N Recommendation using Heterogeneous Relations	Jun 27, 2016	Recommendation Systems	—Unverified
A Survey of Text Representation Methods and Their Genealogy	Nov 26, 2022	Recommendation SystemsSentiment Analysis	—Unverified
A Large Interlinked Knowledge Graph of the Italian Cultural Heritage	Jun 1, 2022	Natural Language UnderstandingRecommendation Systems	—Unverified
Content-based Recommendations for Radio Stations with Deep Learned Audio Fingerprints	Jul 15, 2020	Recommendation Systems	—Unverified
Content Based Player and Game Interaction Model for Game Recommendation in the Cold Start setting	Sep 11, 2020	Collaborative FilteringRecommendation Systems	—Unverified
A Survey of Sim-to-Real Methods in RL: Progress, Prospects and Challenges with Foundation Models	Feb 18, 2025	Deep Reinforcement LearningRecommendation Systems	—Unverified
Adaptive Collaborative Filtering with Personalized Time Decay Functions for Financial Product Recommendation	Aug 1, 2023	Collaborative FilteringProduct Recommendation	—Unverified
A Business Zone Recommender System Based on Facebook and Urban Planning Data	Nov 21, 2016	BIG-bench Machine LearningRecommendation Systems	—Unverified
Content-Based Personalized Recommender System Using Entity Embeddings	Oct 24, 2020	BIG-bench Machine LearningEntity Embeddings	—Unverified
Content-driven Music Recommendation: Evolution, State of the Art, and Challenges	Jul 25, 2021	ArticlesCollaborative Filtering	—Unverified
A Survey of Retrieval Algorithms in Ad and Content Recommendation Systems	Jun 21, 2024	Recommendation SystemsRetrieval	—Unverified
Content-Agnostic Moderation for Stance-Neutral Recommendation	May 29, 2024	Recommendation Systems	—Unverified
A Language-Driven Framework for Improving Personalized Recommendations: Merging LLMs with Traditional Algorithms	Jul 9, 2025	Movie RecommendationRecommendation Systems	—Unverified
Adaptive Bi-Recommendation and Self-Improving Network for Heterogeneous Domain Adaptation-Assisted IoT Intrusion Detection	Mar 25, 2023	Domain AdaptationIntrusion Detection	—Unverified
Consumer-side Fairness in Recommender Systems: A Systematic Survey of Methods and Evaluation	May 16, 2023	FairnessMarketing	—Unverified
A Survey of Reinforcement Learning Algorithms for Dynamically Varying Environments	May 19, 2020	Cloud ComputingManagement	—Unverified
Consumer Behaviour in Retail: Next Logical Purchase using Deep Neural Network	Oct 14, 2020	MarketingRecommendation Systems	—Unverified
Construction of Knowledge Graphs: State and Challenges	Feb 22, 2023	Knowledge GraphsManagement	—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