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 3401–3450 of 6047 papers

Title	Date	Tasks	Status	Hype
On the Opportunity of Causal Learning in Recommendation Systems: Foundation, Estimation, Prediction and Challenges	Jan 18, 2022	Causal InferencePrediction	—Unverified	0
Emergent Instabilities in Algorithmic Feedback Loops	Jan 18, 2022	Collaborative FilteringRecommendation Systems	CodeCode Available	0
Recommendation Unlearning	Jan 18, 2022	Machine UnlearningRecommendation Systems	CodeCode Available	1
Do KG-augmented Models Leverage Knowledge as Humans Do?	Jan 17, 2022	Knowledge GraphsQuestion Answering	—Unverified	0
Unintended Bias in Language Model-driven Conversational Recommendation	Jan 17, 2022	Conversational RecommendationLanguage Modeling	—Unverified	0
Self-Supervised Bot Play for Transcript-Free Conversational Recommendation with Justification	Jan 16, 2022	Conversational RecommendationRecommendation Systems	—Unverified	0
Improving Conversational Recommendation Systems’ Quality with Context-Aware Item Meta-Information	Jan 16, 2022	Conversational RecommendationKnowledge Graphs	—Unverified	0
Towards Policy-Guided Conversational Recommendation with Dialogue Acts	Jan 16, 2022	Conversational RecommendationRecommendation Systems	—Unverified	0
Multi-Sparse-Domain Collaborative Recommendation via Enhanced Comprehensive Aspect Preference Learning	Jan 16, 2022	Domain AdaptationRecommendation Systems	—Unverified	0
Debiased Recommendation with User Feature Balancing	Jan 16, 2022	Causal InferenceRecommendation Systems	—Unverified	0
Doing More with Less: Overcoming Data Scarcity for POI Recommendation via Cross-Region Transfer	Jan 16, 2022	Graph AttentionMeta-Learning	—Unverified	0
Deep Unified Representation for Heterogeneous Recommendation	Jan 15, 2022	Recommendation Systems	CodeCode Available	1
On Sampling Collaborative Filtering Datasets	Jan 13, 2022	Collaborative FilteringRecommendation Systems	CodeCode Available	1
Proceedings of the 4th Workshop on Online Recommender Systems and User Modeling -- ORSUM 2021	Jan 12, 2022	Recommendation Systems	—Unverified	0
RGRecSys: A Toolkit for Robustness Evaluation of Recommender Systems	Jan 12, 2022	Recommendation Systems	CodeCode Available	1
Leveraging Social Influence based on Users Activity Centers for Point-of-Interest Recommendation	Jan 10, 2022	Recommendation Systems	CodeCode Available	1
Collaborative Reflection-Augmented Autoencoder Network for Recommender Systems	Jan 10, 2022	Collaborative FilteringRecommendation Systems	CodeCode Available	0
Graph-Based Recommendation System Enhanced with Community Detection	Jan 10, 2022	Community DetectionRecommendation Systems	—Unverified	0
RecoMed: A Knowledge-Aware Recommender System for Hypertension Medications	Jan 9, 2022	Decision MakingGraph Mining	—Unverified	0
Projection: A Mixed-Initiative Research Process	Jan 9, 2022	ClusteringRecommendation Systems	—Unverified	0
On the Effectiveness of Sampled Softmax Loss for Item Recommendation	Jan 7, 2022	Contrastive LearningRecommendation Systems	—Unverified	0
Multi-Behavior Enhanced Recommendation with Cross-Interaction Collaborative Relation Modeling	Jan 7, 2022	Collaborative FilteringRecommendation Systems	CodeCode Available	1
Deep Causal Reasoning for Recommendations	Jan 6, 2022	Recommendation SystemsVariational Inference	CodeCode Available	1
Attention-Based Recommendation On Graphs	Jan 4, 2022	Collaborative FilteringRecommendation Systems	—Unverified	0
C2-CRS: Coarse-to-Fine Contrastive Learning for Conversational Recommender System	Jan 4, 2022	Contrastive LearningRecommendation Systems	CodeCode Available	1
Sparse-Dyn: Sparse Dynamic Graph Multi-representation Learning via Event-based Sparse Temporal Attention Network	Jan 4, 2022	Graph EmbeddingGraph Neural Network	—Unverified	0
S-Walk: Accurate and Scalable Session-based Recommendationwith Random Walks	Jan 4, 2022	Computational EfficiencyRecommendation Systems	CodeCode Available	1
Tencent-MVSE: A Large-Scale Benchmark Dataset for Multi-Modal Video Similarity Evaluation	Jan 1, 2022	Automatic Speech RecognitionAutomatic Speech Recognition (ASR)	—Unverified	0
Toward Pareto Efficient Fairness-Utility Trade-off inRecommendation through Reinforcement Learning	Jan 1, 2022	FairnessMulti-Objective Reinforcement Learning	—Unverified	0
Exploiting Bi-directional Global Transition Patterns and Personal Preferences for Missing POI Category Identification	Dec 31, 2021	PredictionRecommendation Systems	—Unverified	0
Context-Aware Compilation of DNN Training Pipelines across Edge and Cloud	Dec 30, 2021	Feature CompressionImage Classification	CodeCode Available	0
Private Private Information	Dec 29, 2021	Causal InferenceFairness	—Unverified	0
Graph Neural Networks for Communication Networks: Context, Use Cases and Opportunities	Dec 29, 2021	ManagementRecommendation Systems	CodeCode Available	1
Session-based Recommendation with Hypergraph Attention Networks	Dec 28, 2021	Recommendation SystemsSession-Based Recommendations	—Unverified	0
MOEF: Modeling Occasion Evolution in Frequency Domain for Promotion-Aware Click-Through Rate Prediction	Dec 27, 2021	Click-Through Rate PredictionRecommendation Systems	CodeCode Available	0
DualGNN: Dual Graph Neural Network for Multimedia Recommendation	Dec 24, 2021	Graph Neural NetworkMultimedia recommendation	CodeCode Available	1
Graph Few-shot Class-incremental Learning	Dec 23, 2021	class-incremental learningClass Incremental Learning	CodeCode Available	1
Decision support system for distributed manufacturing based on input-output analysis and economic complexity	Dec 23, 2021	Recommendation Systems	CodeCode Available	0
Automatic Meta-Path Discovery for Effective Graph-Based Recommendation	Dec 23, 2021	Recommendation Systems	CodeCode Available	0
Comprehensive Movie Recommendation System	Dec 23, 2021	Collaborative FilteringMovie Recommendation	—Unverified	0
Movie Recommender System using critic consensus	Dec 22, 2021	Collaborative FilteringRecommendation Systems	—Unverified	0
Synthetic Data and Simulators for Recommendation Systems: Current State and Future Directions	Dec 21, 2021	Dataset GenerationPrivacy Preserving	—Unverified	0
Adversarial Gradient Driven Exploration for Deep Click-Through Rate Prediction	Dec 21, 2021	Click-Through Rate PredictionRecommendation Systems	—Unverified	0
Robust Recommendation with Implicit Feedback via Eliminating the Effects of Unexpected Behaviors	Dec 21, 2021	Recommendation Systems	CodeCode Available	0
DegreEmbed: incorporating entity embedding into logic rule learning for knowledge graph reasoning	Dec 18, 2021	Knowledge GraphsLink Prediction	CodeCode Available	1
Self-supervised clarification question generation for ambiguous multi-turn conversation	Dec 17, 2021	Conversational RecommendationQuestion Generation	—Unverified	0
Knowledge graph enhanced recommender system	Dec 17, 2021	AttributeGraph Neural Network	—Unverified	0
Are Graph Augmentations Necessary? Simple Graph Contrastive Learning for Recommendation	Dec 16, 2021	Contrastive LearningRecommendation Systems	CodeCode Available	2
Improving Conversational Recommendation Systems' Quality with Context-Aware Item Meta Information	Dec 15, 2021	Conversational RecommendationLanguage Modeling	CodeCode Available	1
Adversarial Examples for Extreme Multilabel Text Classification	Dec 14, 2021	ClassificationMultilabel Text Classification	CodeCode Available	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