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

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Showing 6001–6047 of 6047 papers

Title	Date	Tasks	Status
Exploring Demographic Language Variations to Improve Multilingual Sentiment Analysis in Social Media	Oct 1, 2013	Recommendation SystemsSentiment Analysis	—Unverified
Well-Argued Recommendation: Adaptive Models Based on Words in Recommender Systems	Oct 1, 2013	Collaborative FilteringRecommendation Systems	—Unverified
Distributed Online Learning in Social Recommender Systems	Sep 26, 2013	Decision MakingRecommendation Systems	—Unverified
NLP can help parents to understand rare diseases	Sep 1, 2013	Recommendation Systems	—Unverified
Distributed Online Learning via Cooperative Contextual Bandits	Aug 21, 2013	Event DetectionMulti-Armed Bandits	—Unverified
An experimental study on implicit social recommendation	Aug 1, 2013	Recommendation Systems	—Unverified
Diverse Keyword Extraction from Conversations	Aug 1, 2013	Keyword ExtractionRecommendation Systems	—Unverified
A Random Walk Approach to Selectional Preferences Based on Preference Ranking and Propagation	Aug 1, 2013	Collaborative FilteringNatural Language Inference	CodeCode Available
A Gang of Bandits	Jun 4, 2013	ClusteringMulti-Armed Bandits	—Unverified
TMTprime: A Recommender System for MT and TM Integration	Jun 1, 2013	Machine TranslationRecommendation Systems	—Unverified
Mining User Relations from Online Discussions using Sentiment Analysis and Probabilistic Matrix Factorization	Jun 1, 2013	Collaborative FilteringRecommendation Systems	—Unverified
Online Learning in a Contract Selection Problem	May 15, 2013	Recommendation Systems	—Unverified
Transfer Learning for Content-Based Recommender Systems using Tree Matching	May 15, 2013	Recommendation SystemsTransfer Learning	—Unverified
Using Topic Models in Content-Based News Recommender Systems	May 1, 2013	Recommendation SystemsTopic Models	—Unverified
Personalized Academic Research Paper Recommendation System	Apr 19, 2013	ArticlesCollaborative Filtering	—Unverified
Hybrid Q-Learning Applied to Ubiquitous recommender system	Mar 10, 2013	Q-LearningRecommendation Systems	—Unverified
Personalized News Recommendation with Context Trees	Mar 4, 2013	ArticlesNews Recommendation	—Unverified
Exploiting Social Tags for Cross-Domain Collaborative Filtering	Feb 20, 2013	Collaborative FilteringRecommendation Systems	—Unverified
Empirical Analysis of Predictive Algorithms for Collaborative Filtering	Jan 30, 2013	ClusteringCollaborative Filtering	—Unverified
Clustering-Based Matrix Factorization	Jan 28, 2013	ClusteringRecommendation Systems	—Unverified
Probabilistic Models for Unified Collaborative and Content-Based Recommendation in Sparse-Data Environments	Jan 10, 2013	Recommendation Systems	—Unverified
What Makes Writing Great? First Experiments on Article Quality Prediction in the Science Journalism Domain	Jan 1, 2013	ArticlesInformation Retrieval	—Unverified
An MDP-based Recommender System	Dec 12, 2012	Recommendation Systems	—Unverified
Kernelized Bayesian Matrix Factorization	Nov 6, 2012	Recommendation Systems	—Unverified
Generating ordered list of Recommended Items: a Hybrid Recommender System of Microblog	Aug 21, 2012	Recommendation Systems	—Unverified
A Random Walk Based Model Incorporating Social Information for Recommendations	Aug 3, 2012	Collaborative FilteringRecommendation Systems	—Unverified
Wisdom of the Crowd: Incorporating Social Influence in Recommendation Models	Aug 3, 2012	Collaborative FilteringDecision Making	—Unverified
The Price of Privacy in Untrusted Recommendation Engines	Jul 13, 2012	ClusteringRecommendation Systems	—Unverified
Bringing the Associative Ability to Social Tag Recommendation	Jul 1, 2012	Machine TranslationRecommendation Systems	—Unverified
Annotating Preferences in Negotiation Dialogues	Jul 1, 2012	Decision MakingRecommendation Systems	—Unverified
Automatic Metrics for Genre-specific Text Quality	Jun 1, 2012	Recommendation SystemsText Summarization	—Unverified
SurfShop: combing a product ontology with topic model results for online window-shopping.	Jun 1, 2012	Recommendation Systems	—Unverified
Evaluating the Similarity Estimator component of the TWIN Personality-based Recommender System	May 1, 2012	Collaborative FilteringDecision Making	—Unverified
NTUSocialRec: An Evaluation Dataset Constructed from Microblogs for Recommendation Applications in Social Networks	May 1, 2012	Recommendation SystemsSemantic Textual Similarity	—Unverified
Opinion and Suggestion Analysis for Expert Recommendations	Apr 1, 2012	Collaborative FilteringOpinion Mining	—Unverified
A User and NLP-Assisted Strategic Workflow for a Social Semantic OWL 2-Based Knowledge Platform	Apr 1, 2012	Recommendation Systems	—Unverified
User Participation Prediction in Online Forums	Apr 1, 2012	Collaborative FilteringPrediction	—Unverified
Recommender Systems	Feb 6, 2012	Recommendation Systems	CodeCode Available
RTRMC: A Riemannian trust-region method for low-rank matrix completion	Dec 1, 2011	Low-Rank Matrix CompletionMatrix Completion	—Unverified
Feature-Based Matrix Factorization	Sep 11, 2011	Recommendation Systems	—Unverified
Factorization Machines	Jan 20, 2011	parameter estimationRecommendation Systems	CodeCode Available
Unbiased Offline Evaluation of Contextual-bandit-based News Article Recommendation Algorithms	Mar 31, 2010	News RecommendationRecommendation Systems	CodeCode Available
Solving the apparent diversity-accuracy dilemma of recommender systems	Mar 9, 2010	DiversityRecommendation Systems	CodeCode Available
Factorization Machines	Jan 1, 2010	parameter estimationRecommendation Systems	—Unverified
Automatic Generation of Social Tags for Music Recommendation	Dec 1, 2007	Music RecommendationRecommendation Systems	—Unverified
Restricted Boltzmann Machines for Collaborative Filtering	Jun 7, 2007	Collaborative FilteringRecommendation Systems	—Unverified
Recommender System for Online Dating Service	Mar 9, 2007	Collaborative FilteringRecommendation Systems	—Unverified

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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