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 4151–4200 of 6047 papers

Title	Date	Tasks	Status	Hype
Multi-Faceted Trust Based Recommendation System	Jan 1, 2021	Collaborative FilteringRecommendation Systems	—Unverified	0
Combinatorial Pure Exploration with Full-bandit Feedback and Beyond: Solving Combinatorial Optimization under Uncertainty with Limited Observation	Dec 31, 2020	Combinatorial OptimizationMulti-Armed Bandits	—Unverified	0
Per-Instance Algorithm Selection for Recommender Systems via Instance Clustering	Dec 30, 2020	ClusteringMeta-Learning	—Unverified	0
Hybrid Interest Modeling for Long-tailed Users	Dec 29, 2020	ClusteringRecommendation Systems	—Unverified	0
Learning Adversarial Markov Decision Processes with Delayed Feedback	Dec 29, 2020	Recommendation Systems	—Unverified	0
A Hybrid Bandit Framework for Diversified Recommendation	Dec 24, 2020	DiversityInteractive Recommendation	—Unverified	0
Intelligent Vector-based Customer Segmentation in the Banking Industry	Dec 22, 2020	ClusteringFeature Engineering	—Unverified	0
New Recommendation Algorithm for Implicit Data Motivated by the Multivariate Normal Distribution	Dec 21, 2020	Recommendation Systems	—Unverified	0
Towards Fair Personalization by Avoiding Feedback Loops	Dec 20, 2020	Recommendation Systems	—Unverified	0
eTREE: Learning Tree-structured Embeddings	Dec 20, 2020	Recommendation Systems	CodeCode Available	0
Reinforcement Learning-based Product Delivery Frequency Control	Dec 20, 2020	CPURecommendation Systems	—Unverified	0
Recommenders with a mission: assessing diversity in newsrecommendations	Dec 18, 2020	DiversityMisinformation	—Unverified	0
Causality-Aware Neighborhood Methods for Recommender Systems	Dec 17, 2020	Causal InferenceRecommendation Systems	—Unverified	0
Adaptive Multi-Agent E-Learning Recommender Systems	Dec 17, 2020	Recommendation SystemsRetrieval	—Unverified	0
An Embedding Learning Framework for Numerical Features in CTR Prediction	Dec 16, 2020	Click-Through Rate PredictionFeature Engineering	CodeCode Available	0
Scenario-aware and Mutual-based approach for Multi-scenario Recommendation in E-Commerce	Dec 16, 2020	Cultural Vocal Bursts Intensity PredictionRecommendation Systems	—Unverified	0
FedeRank: User Controlled Feedback with Federated Recommender Systems	Dec 15, 2020	DiversityFederated Learning	—Unverified	0
Explainable Recommendation Systems by Generalized Additive Models with Manifest and Latent Interactions	Dec 15, 2020	Additive modelsCollaborative Filtering	—Unverified	0
Learning over no-Preferred and Preferred Sequence of items for Robust Recommendation	Dec 12, 2020	Recommendation Systems	CodeCode Available	0
GAN-based Recommendation with Positive-Unlabeled Sampling	Dec 12, 2020	Generative Adversarial NetworkInformation Retrieval	—Unverified	0
Garment Recommendation with Memory Augmented Neural Networks	Dec 11, 2020	Recommendation Systems	—Unverified	0
Recurrent Point Review Models	Dec 10, 2020	Recommendation Systems	CodeCode Available	0
Interactive Search Based on Deep Reinforcement Learning	Dec 9, 2020	ClusteringDecision Making	—Unverified	0
A Gumbel-based Rating Prediction Framework for Imbalanced Recommendation	Dec 9, 2020	PredictionRecommendation Systems	CodeCode Available	0
TADO: Time-varying Attention with Dual-Optimizer Model	Dec 8, 2020	Recommendation Systems	CodeCode Available	0
DE-RRD: A Knowledge Distillation Framework for Recommender System	Dec 8, 2020	Knowledge DistillationModel Compression	CodeCode Available	1
Nonnegative Matrix Factorization with Zellner Penalty	Dec 7, 2020	Recommendation Systems	—Unverified	0
KATRec: Knowledge Aware aTtentive Sequential Recommendations	Dec 6, 2020	Graph AttentionRecommendation Systems	CodeCode Available	0
On Detecting Data Pollution Attacks On Recommender Systems Using Sequential GANs	Dec 4, 2020	Generative Adversarial NetworkRecommendation Systems	—Unverified	0
Offline Meta-level Model-based Reinforcement Learning Approach for Cold-Start Recommendation	Dec 4, 2020	Model-based Reinforcement LearningRecommendation Systems	—Unverified	0
Research Progress of News Recommendation Methods	Dec 4, 2020	Collaborative FilteringKnowledge Graphs	—Unverified	0
Unify Local and Global Information for Top-N Recommendation	Dec 3, 2020	Graph EmbeddingKnowledge Graph Embedding	CodeCode Available	0
FAST: A Fairness Assured Service Recommendation Strategy Considering Service Capacity Constraint	Dec 2, 2020	FairnessRecommendation Systems	—Unverified	0
On Variational Inference for User Modeling in Attribute-Driven Collaborative Filtering	Dec 2, 2020	AttributeBIG-bench Machine Learning	—Unverified	0
Geolocation of Tweets with a BiLSTM Regression Model	Dec 1, 2020	modelRecommendation Systems	—Unverified	0
COVID-19: A Semantic-Based Pipeline for Recommending Biomedical Entities	Dec 1, 2020	Collaborative Filteringnamed-entity-recognition	—Unverified	0
A Multi-modal Personality Prediction System	Dec 1, 2020	Personality Trait Recognition by FacePrediction	—Unverified	0
Improving Arabic Text Categorization Using Transformer Training Diversification	Dec 1, 2020	Recommendation SystemsText Categorization	CodeCode Available	0
E-Commerce Content and Collaborative-based Recommendation using K-Nearest Neighbors and Enriched Weighted Vectors	Dec 1, 2020	Recommendation Systems	—Unverified	0
Suggest me a movie for tonight: Leveraging Knowledge Graphs for Conversational Recommendation	Dec 1, 2020	Conversational RecommendationKnowledge Graphs	CodeCode Available	0
Knowledge Aware Emotion Recognition in Textual Conversations via Multi-Task Incremental Transformer	Dec 1, 2020	Emotion RecognitionGraph Attention	—Unverified	0
BERT-Based Neural Collaborative Filtering and Fixed-Length Contiguous Tokens Explanation	Dec 1, 2020	Collaborative FilteringRecommendation Systems	—Unverified	0
Unbiasing Review Ratings with Tendency Based Collaborative Filtering	Dec 1, 2020	Collaborative FilteringPrediction	CodeCode Available	0
A Statistical Real-Time Prediction Model for Recommender System	Dec 1, 2020	PredictionRecommendation Systems	—Unverified	0
Fair Multi-Stakeholder News Recommender System with Hypergraph ranking	Dec 1, 2020	Collaborative FilteringRecommendation Systems	—Unverified	0
Non-Stationary Latent Bandits	Dec 1, 2020	Recommendation SystemsThompson Sampling	—Unverified	0
Counterfactual Prediction for Bundle Treatment	Dec 1, 2020	counterfactualDecision Making	—Unverified	0
Content Provider Dynamics and Coordination in Recommendation Ecosystems	Dec 1, 2020	Combinatorial OptimizationRecommendation Systems	—Unverified	0
Trading Personalization for Accuracy: Data Debugging in Collaborative Filtering	Dec 1, 2020	Collaborative FilteringRecommendation Systems	CodeCode Available	0
Dynamic Submodular Maximization	Dec 1, 2020	ClusteringCombinatorial Optimization	—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