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Athanasios N. Nikolakopoulos
Athanasios N. Nikolakopoulos
Lead AI Researcher, Senior Applied Scientist, Amazon
Email yang diverifikasi di amazon.com - Beranda
Judul
Dikutip oleh
Dikutip oleh
Tahun
RecWalk: Nearly Uncoupled Random Walks for Top-N Recommendation
AN Nikolakopoulos, G Karypis
ACM International Conference on Web Search and Data Mining (WSDM'19), 2019
902019
Trust your neighbors: A comprehensive survey of neighborhood-based methods for recommender systems
AN Nikolakopoulos, X Ning, C Desrosiers, G Karypis
Recommender Systems Handbook, 3rd Edition, 2021
632021
Hierarchical itemspace rank: Exploiting hierarchy to alleviate sparsity in ranking-based recommendation
AN Nikolakopoulos, MA Kouneli, JD Garofalakis
Neurocomputing 163, 126-136, 2015
612015
EigenRec: Generalizing PureSVD for Effective and Efficient Top-N Recommendations
AN Nikolakopoulos, V Kalantzis, E Gallopoulos, JD Garofalakis
Knowledge and Information Systems 58 (1), 59-81, 2019
58*2019
NCDawareRank: a novel ranking method that exploits the decomposable structure of the web
AN Nikolakopoulos, JD Garofalakis
ACM International Conference on Web Search and Data Mining (WSDM'13), 143-152, 2013
572013
Scholars Walk: A Markov Chain Framework for Course Recommendation
A Polyzou, AN Nikolakopoulos, G Karypis
International Conference on Education Data Mining (EDM’19), 2019
522019
Adaptive diffusions for scalable learning over graphs
D Berberidis, AN Nikolakopoulos, GB Giannakis
IEEE Transactions on Signal Processing 67 (5), 1307-1321, 2018
362018
Kernel-based Inference of Functions over Graphs
VN Ioannidis, M Ma, AN Nikolakopoulos, GB Giannakis, D Romero
Adaptive Learning Methods for Nonlinear System Modeling, 173-198, 2018
322018
Hybrid ADMM: a unifying and fast approach to decentralized optimization
M Ma, AN Nikolakopoulos, GB Giannakis
EURASIP Journal on Advances in Signal Processing 2018, 1-17, 2018
242018
Personalized Diffusions for Top-N Recommendation
AN Nikolakopoulos, D Berberidis, G Karypis, GB Giannakis
ACM International Conference on Recommender Systems (RecSys’19), 2019
202019
Fast Decentralized Learning via Hybrid Consensus ADMM
M Ma, AN Nikolakopoulos, GB Giannakis
2018 IEEE International Conference on Acoustics, Speech and Signal Processing, 2018
17*2018
Random Surfing on Multipartite Graphs
AN Nikolakopoulos, A Korba, JD Garofalakis
IEEE International Conference on Big Data 2016, (BigData 2016), 2016
172016
NCDREC: A decomposability inspired framework for top-n recommendation
AN Nikolakopoulos, JD Garofalakis
IEEE/WIC/ACM International Joint Conference on Web Intelligence (WI) 1, 183-190, 2014
162014
Boosting Item-based Collaborative Filtering via Nearly Uncoupled Random Walks
AN Nikolakopoulos, G Karypis
ACM TKDD Transactions on Knowledge Discovery from Data, 2020
152020
Projection techniques to update the truncated SVD of evolving matrices with applications
V Kalantzis, G Kollias, S Ubaru, AN Nikolakopoulos, L Horesh, ...
International Conference on Machine Learning - ICML 2021, 2021
14*2021
A novel hierarchical approach to ranking-based collaborative filtering
AN Nikolakopoulos, M Kouneli, J Garofalakis
International Conference on Engineering Applications of Neural Networks, 50-59, 2013
142013
Adadif: Adaptive diffusions for efficient semi-supervised learning over graphs
D Berberidis, AN Nikolakopoulos, GB Giannakis
2018 IEEE International Conference on Big Data (Big Data), 92-99, 2018
102018
On the use of Lanczos vectors for efficient latent factor-based top-n recommendation
AN Nikolakopoulos, M Kalantzi, JD Garofalakis
International Conference on Web Intelligence, Mining and Semantics (WIMS14), 28, 2014
102014
Top-N recommendations in the presence of sparsity: An NCD-based approach
NN Athanasios, JD Garofalakis
web intelligence 14 (1), 1-19, 2015
92015
Random surfing without teleportation
AN Nikolakopoulos, JD Garofalakis
Algorithms, Probability, Networks, and Games, 344-357, 2015
9*2015
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