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 5651–5700 of 6047 papers

Title	Date	Tasks	Status	Hype
Item Recommendation with Continuous Experience Evolution of Users using Brownian Motion	May 7, 2017	Language ModelingLanguage Modelling	—Unverified	0
Item Recommendation with Evolving User Preferences and Experience	May 6, 2017	Collaborative FilteringRecommendation Systems	—Unverified	0
Matrix Completion via Factorizing Polynomials	May 4, 2017	Matrix CompletionRecommendation Systems	—Unverified	0
Matrix completion with queries	May 1, 2017	Matrix CompletionRecommendation Systems	—Unverified	0
Targeted matrix completion	Apr 30, 2017	Matrix CompletionRecommendation Systems	—Unverified	0
Representation Learning and Pairwise Ranking for Implicit Feedback in Recommendation Systems	Apr 29, 2017	Collaborative FilteringRecommendation Systems	CodeCode Available	0
User Profile Based Research Paper Recommendation	Apr 25, 2017	Recommendation Systems	—Unverified	0
Learning from Comparisons and Choices	Apr 24, 2017	ArticlesMarketing	—Unverified	0
Ranking with Fairness Constraints	Apr 22, 2017	AttributeDiversity	CodeCode Available	0
Geometric Matrix Completion with Recurrent Multi-Graph Neural Networks	Apr 22, 2017	Collaborative FilteringMatrix Completion	CodeCode Available	1
Mr. DLib: Recommendations-as-a-Service (RaaS) for Academia	Apr 20, 2017	Recommendation Systems	—Unverified	0
Using Mise-En-Scène Visual Features based on MPEG-7 and Deep Learning for Movie Recommendation	Apr 20, 2017	4kMovie Recommendation	—Unverified	0
The Magic Barrier Revisited: Accessing Natural Limitations of Recommender Assessment	Apr 19, 2017	Decision MakingRecommendation Systems	—Unverified	0
Understanding Negations in Information Processing: Learning from Replicating Human Behavior	Apr 18, 2017	Recommendation SystemsReinforcement Learning	—Unverified	0
Determining Song Similarity via Machine Learning Techniques and Tagging Information	Apr 12, 2017	BIG-bench Machine LearningRecommendation Systems	—Unverified	0
Preferential Bayesian Optimization	Apr 12, 2017	Bayesian OptimizationRecommendation Systems	—Unverified	0
TransNets: Learning to Transform for Recommendation	Apr 7, 2017	Recommendation Systems	CodeCode Available	1
Collaborative Metric Learning	Apr 1, 2017	Collaborative FilteringMetric Learning	CodeCode Available	0
Learning User Embeddings from Emails	Apr 1, 2017	General ClassificationRecommendation Systems	—Unverified	0
Automatic Extraction of News Values from Headline Text	Apr 1, 2017	ArticlesKeyword Spotting	—Unverified	0
Towards Effective Research-Paper Recommender Systems and User Modeling based on Mind Maps	Mar 27, 2017	ArticlesManagement	—Unverified	0
Apache Lucene as Content-Based-Filtering Recommender System: 3 Lessons Learned	Mar 26, 2017	ManagementRecommendation Systems	—Unverified	0
LiRa: A New Likelihood-Based Similarity Score for Collaborative Filtering	Mar 20, 2017	Collaborative FilteringMissing Values	—Unverified	0
Multiple User Context Inference by Fusing Data Sources	Mar 16, 2017	AttributeRecommendation Systems	—Unverified	0
Distributed-Representation Based Hybrid Recommender System with Short Item Descriptions	Mar 15, 2017	Collaborative FilteringRecommendation Systems	—Unverified	0
DeepFM: A Factorization-Machine based Neural Network for CTR Prediction	Mar 13, 2017	Click-Through Rate PredictionFeature Engineering	CodeCode Available	1
Dynamic Intention-Aware Recommendation System	Mar 10, 2017	Recommendation Systems	—Unverified	0
Differentially Private Neighborhood-based Recommender Systems	Mar 10, 2017	Recommendation Systems	—Unverified	0
Horde of Bandits using Gaussian Markov Random Fields	Mar 7, 2017	ClusteringMulti-Armed Bandits	—Unverified	0
A Correlative Denoising Autoencoder to Model Social Influence for Top-N Recommender System	Mar 6, 2017	DenoisingRecommendation Systems	—Unverified	0
Recurrent Poisson Factorization for Temporal Recommendation	Mar 4, 2017	Recommendation Systems	CodeCode Available	0
Deconvolving Feedback Loops in Recommender Systems	Mar 3, 2017	Collaborative FilteringRecommendation Systems	—Unverified	0
Human Interaction with Recommendation Systems	Mar 1, 2017	Recommendation Systems	CodeCode Available	0
Can Boltzmann Machines Discover Cluster Updates ?	Feb 28, 2017	Recommendation Systems	—Unverified	0
Related Pins at Pinterest: The Evolution of a Real-World Recommender System	Feb 26, 2017	Recommendation Systems	—Unverified	0
A recommender system to restore images with impulse noise	Feb 24, 2017	Collaborative FilteringImage Inpainting	—Unverified	0
Automatic Representation for Lifetime Value Recommender Systems	Feb 23, 2017	Recommendation SystemsReinforcement Learning	—Unverified	0
Combating the Cold Start User Problem in Model Based Collaborative Filtering	Feb 18, 2017	Collaborative FilteringRecommendation Systems	—Unverified	0
Network Flow Based Post Processing for Sales Diversity	Feb 17, 2017	Collaborative FilteringDiversity	—Unverified	0
Completing a joint PMF from projections: a low-rank coupled tensor factorization approach	Feb 16, 2017	Recommendation Systems	—Unverified	0
OntoMath Digital Ecosystem: Ontologies, Mathematical Knowledge Analytics and Management	Feb 16, 2017	ManagementRecommendation Systems	—Unverified	0
Iterative Multi-document Neural Attention for Multiple Answer Prediction	Feb 8, 2017	PredictionQuestion Answering	—Unverified	0
Recurrent Recommender Networks	Feb 6, 2017	Recommendation Systems	—Unverified	0
Predicting Pairwise Relations with Neural Similarity Encoders	Feb 6, 2017	Collaborative FilteringDimensionality Reduction	CodeCode Available	1
Bangla Word Clustering Based on Tri-gram, 4-gram and 5-gram Language Model	Jan 27, 2017	ClusteringLanguage Modeling	—Unverified	0
Bayesian Learning of Consumer Preferences for Residential Demand Response	Jan 27, 2017	Recommendation Systems	—Unverified	0
Joint Deep Modeling of Users and Items Using Reviews for Recommendation	Jan 17, 2017	Recommendation Systems	CodeCode Available	1
Equivalence of restricted Boltzmann machines and tensor network states	Jan 17, 2017	Deep LearningRecommendation Systems	CodeCode Available	0
Personalized Video Recommendation Using Rich Contents from Videos	Dec 21, 2016	Recommendation Systems	—Unverified	0
User Bias Removal in Review Score Prediction	Dec 20, 2016	PredictionRecommendation 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