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 3801–3850 of 6047 papers

Title	Date	Tasks	Status	Hype
PRGAN: Personalized Recommendation with Conditional Generative Adversarial Networks	Jul 10, 2021	Data AugmentationGenerative Adversarial Network	CodeCode Available	0
Propagation-aware Social Recommendation by Transfer Learning	Jul 10, 2021	Recommendation SystemsTransfer Learning	—Unverified	0
Unsupervised Proxy Selection for Session-based Recommender Systems	Jul 8, 2021	Recommendation Systems	CodeCode Available	1
Graph Neural Pre-training for Enhancing Recommendations using Side Information	Jul 8, 2021	Entity EmbeddingsRecommendation Systems	—Unverified	0
A Graph-based Approach for Mitigating Multi-sided Exposure Bias in Recommender Systems	Jul 7, 2021	DiversityExposure Fairness	—Unverified	0
Neural Contextual Bandits without Regret	Jul 7, 2021	Decision MakingMulti-Armed Bandits	CodeCode Available	0
CausalRec: Causal Inference for Visual Debiasing in Visually-Aware Recommendation	Jul 6, 2021	Causal Inferencecounterfactual	CodeCode Available	0
NOTE: Solution for KDD-CUP 2021 WikiKG90M-LSC	Jul 5, 2021	Feature EngineeringQuestion Answering	—Unverified	0
Learning Complex Users' Preferences for Recommender Systems	Jul 4, 2021	Decision MakingRecommendation Systems	—Unverified	0
Attribute-aware Explainable Complementary Clothing Recommendation	Jul 4, 2021	AttributeRecommendation Systems	—Unverified	0
Introducing Self-Attention to Target Attentive Graph Neural Networks	Jul 4, 2021	Recommendation SystemsRepresentation Learning	CodeCode Available	1
Ascent Similarity Caching with Approximate Indexes	Jul 2, 2021	Recommendation SystemsRetrieval	—Unverified	0
Exploiting Positional Information for Session-based Recommendation	Jul 2, 2021	Graph Neural NetworkRecommendation Systems	—Unverified	0
General Board Game Concepts	Jul 2, 2021	Board GamesRecommendation Systems	—Unverified	0
Exploiting Cross-Session Information for Session-based Recommendation with Graph Neural Networks	Jul 2, 2021	Graph Neural NetworkRecommendation Systems	—Unverified	0
How Will I Argue? A Dataset for Evaluating Recommender Systems for Argumentations	Jul 1, 2021	Recommendation Systems	CodeCode Available	0
Embedding-based Recommender System for Job to Candidate Matching on Scale	Jul 1, 2021	Recommendation SystemsRepresentation Learning	—Unverified	0
The Use of Bandit Algorithms in Intelligent Interactive Recommender Systems	Jul 1, 2021	Interactive RecommendationRecommendation Systems	—Unverified	0
The Spotlight: A General Method for Discovering Systematic Errors in Deep Learning Models	Jul 1, 2021	Recommendation Systems	CodeCode Available	1
Quantifying Availability and Discovery in Recommender Systems via Stochastic Reachability	Jun 30, 2021	Interactive RecommendationRecommendation Systems	CodeCode Available	0
Edge Proposal Sets for Link Prediction	Jun 30, 2021	Experimental DesignLink Prediction	CodeCode Available	1
On component interactions in two-stage recommender systems	Jun 28, 2021	Mixture-of-ExpertsRecommendation Systems	—Unverified	0
Intent Disentanglement and Feature Self-supervision for Novel Recommendation	Jun 28, 2021	DisentanglementRecommendation Systems	—Unverified	0
Transfer-based adaptive tree for multimodal sentiment analysis based on user latent aspects	Jun 27, 2021	Multimodal Sentiment AnalysisRecommendation Systems	—Unverified	0
Knowledge Infused Policy Gradients with Upper Confidence Bound for Relational Bandits	Jun 25, 2021	DescriptiveMulti-Armed Bandits	—Unverified	0
Balancing Accuracy and Fairness for Interactive Recommendation with Reinforcement Learning	Jun 25, 2021	FairnessInteractive Recommendation	—Unverified	0
Fund2Vec: Mutual Funds Similarity using Graph Learning	Jun 24, 2021	Graph LearningMarketing	—Unverified	0
The Stereotyping Problem in Collaboratively Filtered Recommender Systems	Jun 23, 2021	Collaborative FilteringRecommendation Systems	—Unverified	0
Improving Transformer-based Sequential Recommenders through Preference Editing	Jun 23, 2021	Recommendation SystemsSelf-Supervised Learning	—Unverified	0
GraphConfRec: A Graph Neural Network-Based Conference Recommender System	Jun 23, 2021	Graph AttentionGraph Neural Network	CodeCode Available	0
Feedback Shaping: A Modeling Approach to Nurture Content Creation	Jun 21, 2021	Recommendation Systems	—Unverified	0
BanditMF: Multi-Armed Bandit Based Matrix Factorization Recommender System	Jun 21, 2021	Collaborative FilteringMulti-Armed Bandits	—Unverified	0
Data Optimisation for a Deep Learning Recommender System	Jun 21, 2021	Deep LearningPrivacy Preserving	—Unverified	0
DisenHAN: Disentangled Heterogeneous Graph Attention Network for Recommendation	Jun 21, 2021	Collaborative FilteringGraph Attention	CodeCode Available	1
Large-Scale Network Embedding in Apache Spark	Jun 20, 2021	Anomaly DetectionLink Prediction	—Unverified	0
A Comprehensive Review on Non-Neural Networks Collaborative Filtering Recommendation Systems	Jun 20, 2021	BIG-bench Machine LearningCollaborative Filtering	CodeCode Available	1
Point-of-Interest Recommender Systems based on Location-Based Social Networks: A Survey from an Experimental Perspective	Jun 18, 2021	Recommendation Systems	—Unverified	0
Unsupervised Path Representation Learning with Curriculum Negative Sampling	Jun 17, 2021	Recommendation SystemsRepresentation Learning	CodeCode Available	1
Topology Distillation for Recommender System	Jun 16, 2021	Knowledge DistillationModel Compression	—Unverified	0
FAIR: Fairness-Aware Information Retrieval Evaluation	Jun 16, 2021	DiversityFairness	—Unverified	0
Personalized News Recommendation: Methods and Challenges	Jun 16, 2021	News RecommendationRecommendation Systems	—Unverified	0
Mean Embeddings with Test-Time Data Augmentation for Ensembling of Representations	Jun 15, 2021	Data AugmentationImage Retrieval	—Unverified	0
Control Variates for Slate Off-Policy Evaluation	Jun 15, 2021	Off-policy evaluationRecommendation Systems	CodeCode Available	0
User-specific Adaptive Fine-tuning for Cross-domain Recommendations	Jun 15, 2021	Recommendation SystemsTransfer Learning	—Unverified	0
Incorporating Domain Knowledge into Health Recommender Systems using Hyperbolic Embeddings	Jun 14, 2021	Recommendation SystemsRepresentation Learning	—Unverified	0
Efficient Data-specific Model Search for Collaborative Filtering	Jun 14, 2021	AutoMLCollaborative Filtering	—Unverified	0
Deep Reinforcement Learning based Group Recommender System	Jun 13, 2021	Deep Reinforcement LearningRecommendation Systems	CodeCode Available	1
Correcting Exposure Bias for Link Recommendation	Jun 13, 2021	DiversityLink Prediction	CodeCode Available	0
AutoLoss: Automated Loss Function Search in Recommendations	Jun 12, 2021	Recommendation Systems	—Unverified	0
Curriculum Pre-Training Heterogeneous Subgraph Transformer for Top-N Recommendation	Jun 12, 2021	Recommendation Systems	—Unverified	0

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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