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 3751–3800 of 6047 papers

Title	Date	Tasks	Status	Hype
Predicting Music Relistening Behavior Using the ACT-R Framework	Aug 4, 2021	Recommendation SystemsRetrieval	CodeCode Available	0
Memorize, Factorize, or be Naïve: Learning Optimal Feature Interaction Methods for CTR Prediction	Aug 3, 2021	Click-Through Rate PredictionRecommendation Systems	CodeCode Available	1
Effective Model Integration Algorithm for Improving Link and Sign Prediction in Complex Networks	Aug 3, 2021	Decision MakingFeature Engineering	—Unverified	0
A Hinge-Loss based Codebook Transfer for Cross-Domain Recommendation with Nonoverlapping Data	Aug 2, 2021	Collaborative FilteringRecommendation Systems	—Unverified	0
Exploring Lottery Ticket Hypothesis in Media Recommender Systems	Aug 2, 2021	Recommendation SystemsRepresentation Learning	CodeCode Available	0
Tensor completion using geodesics on Segre manifolds	Aug 2, 2021	Recommendation SystemsTensor Decomposition	—Unverified	0
The CirCor DigiScope Dataset: From Murmur Detection to Murmur Classification	Aug 2, 2021	ClassificationClassify murmurs	—Unverified	0
Predicting user demographics based on interest analysis	Aug 2, 2021	Recommendation Systems	—Unverified	0
Dialogue Act Classification for Augmentative and Alternative Communication	Aug 1, 2021	ClassificationDialogue Act Classification	—Unverified	0
Personal Bias in Prediction of Emotions Elicited by Textual Opinions	Aug 1, 2021	ArticlesRecommendation Systems	CodeCode Available	0
Sequence Adaptation via Reinforcement Learning in Recommender Systems	Jul 31, 2021	Recommendation Systemsreinforcement-learning	CodeCode Available	0
Simple, Fast, and Flexible Framework for Matrix Completion with Infinite Width Neural Networks	Jul 31, 2021	Image InpaintingMatrix Completion	CodeCode Available	1
An Empirical Analysis on Transparent Algorithmic Exploration in Recommender Systems	Jul 31, 2021	Recommendation Systems	—Unverified	0
Debiased Explainable Pairwise Ranking from Implicit Feedback	Jul 30, 2021	FairnessRecommendation Systems	CodeCode Available	1
Indexability and Rollout Policy for Multi-State Partially Observable Restless Bandits	Jul 30, 2021	Multi-Armed BanditsRecommendation Systems	—Unverified	0
Sparse Feature Factorization for Recommender Systems with Knowledge Graphs	Jul 29, 2021	Collaborative FilteringKnowledge Graphs	—Unverified	0
Understanding the Effects of Adversarial Personalized Ranking Optimization Method on Recommendation Quality	Jul 29, 2021	Learning-To-RankRecommendation Systems	—Unverified	0
Learning with Multiclass AUC: Theory and Algorithms	Jul 28, 2021	Recommendation Systems	—Unverified	0
A Payload Optimization Method for Federated Recommender Systems	Jul 27, 2021	Federated LearningRecommendation Systems	—Unverified	0
Deep Variational Models for Collaborative Filtering-based Recommender Systems	Jul 27, 2021	Collaborative FilteringData Augmentation	CodeCode Available	0
ContextNet: A Click-Through Rate Prediction Framework Using Contextual information to Refine Feature Embedding	Jul 26, 2021	Click-Through Rate PredictionRecommendation Systems	CodeCode Available	0
Combining Reward and Rank Signals for Slate Recommendation	Jul 26, 2021	Recommendation Systems	—Unverified	0
Leaf-FM: A Learnable Feature Generation Factorization Machine for Click-Through Rate Prediction	Jul 26, 2021	Click-Through Rate PredictionFeature Engineering	—Unverified	0
From Implicit to Explicit feedback: A deep neural network for modeling sequential behaviours and long-short term preferences of online users	Jul 26, 2021	Recommendation Systems	CodeCode Available	1
Restless Bandits with Many Arms: Beating the Central Limit Theorem	Jul 25, 2021	Active LearningManagement	—Unverified	0
Content-driven Music Recommendation: Evolution, State of the Art, and Challenges	Jul 25, 2021	ArticlesCollaborative Filtering	—Unverified	0
What are you optimizing for? Aligning Recommender Systems with Human Values	Jul 22, 2021	DiversityFairness	—Unverified	0
Ready for Emerging Threats to Recommender Systems? A Graph Convolution-based Generative Shilling Attack	Jul 22, 2021	Generative Adversarial NetworkRecommendation Systems	—Unverified	0
T-RECS: A Simulation Tool to Study the Societal Impact of Recommender Systems	Jul 19, 2021	FrictionRecommendation Systems	CodeCode Available	0
FEBR: Expert-Based Recommendation Framework for beneficial and personalized content	Jul 17, 2021	Recommendation Systems	—Unverified	0
A Survey of Knowledge Graph Embedding and Their Applications	Jul 16, 2021	Graph EmbeddingKnowledge Graph Embedding	—Unverified	0
Modeling User Behaviour in Research Paper Recommendation System	Jul 16, 2021	Recommendation Systems	—Unverified	0
Next-item Recommendations in Short Sessions	Jul 15, 2021	Few-Shot LearningMeta-Learning	—Unverified	0
Auto-detecting groups based on textual similarity for group recommendations	Jul 15, 2021	Decision MakingRecommendation Systems	—Unverified	0
An Educational System for Personalized Teacher Recommendation in K-12 Online Classrooms	Jul 15, 2021	DiversityRecommendation Systems	—Unverified	0
You Do Not Need a Bigger Boat: Recommendations at Reasonable Scale in a (Mostly) Serverless and Open Stack	Jul 15, 2021	BIG-bench Machine LearningRecommendation Systems	CodeCode Available	1
Recommending best course of treatment based on similarities of prognostic markers	Jul 15, 2021	Collaborative FilteringRecommendation Systems	—Unverified	0
Scene-adaptive Knowledge Distillation for Sequential Recommendation via Differentiable Architecture Search	Jul 15, 2021	Knowledge DistillationNeural Architecture Search	—Unverified	0
Online Learning for Recommendations at Grubhub	Jul 15, 2021	Incremental LearningOff-policy evaluation	—Unverified	0
The Benchmark Lottery	Jul 14, 2021	BenchmarkingBIG-bench Machine Learning	—Unverified	0
Multi-Step Critiquing User Interface for Recommender Systems	Jul 13, 2021	Recommendation Systems	—Unverified	0
Learning to Recommend Items to Wikidata Editors	Jul 13, 2021	Collaborative FilteringRecommendation Systems	CodeCode Available	0
Identifying Influential Users in Unknown Social Networks for Adaptive Incentive Allocation Under Budget Restriction	Jul 13, 2021	Recommendation Systems	—Unverified	0
Contrastive Learning for Cold-Start Recommendation	Jul 12, 2021	Contrastive LearningRecommendation Systems	CodeCode Available	1
INMO: A Model-Agnostic and Scalable Module for Inductive Collaborative Filtering	Jul 12, 2021	Collaborative FilteringRecommendation Systems	CodeCode Available	1
Sliding Spectrum Decomposition for Diversified Recommendation	Jul 12, 2021	DiversityRecommendation Systems	—Unverified	0
Package Recommendation with Intra- and Inter-Package Attention Networks	Jul 11, 2021	Recommendation Systems	CodeCode Available	1
SVP-CF: Selection via Proxy for Collaborative Filtering Data	Jul 11, 2021	Collaborative FilteringRecommendation Systems	—Unverified	0
Designing Recommender Systems to Depolarize	Jul 11, 2021	DiversityRecommendation Systems	—Unverified	0
Transformers with multi-modal features and post-fusion context for e-commerce session-based recommendation	Jul 11, 2021	Product RecommendationRecommendation 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