Kimon Fountoulakis
Kimon Fountoulakis
David R. Cheriton School of Computer Science, University of Waterloo
Verified email at - Homepage
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A second-order method for strongly convex ℓ 1 -regularization problems
K Fountoulakis, J Gondzio
Mathematical Programming 156 (1), 189-219, 2016
Matrix-free interior point method for compressed sensing problems
K Fountoulakis, J Gondzio, P Zhlobich
Mathematical Programming Computation 6 (1), 1-31, 2014
A preconditioner for a primal-dual newton conjugate gradient method for compressed sensing problems
I Dassios, K Fountoulakis, J Gondzio
SIAM Journal on Scientific Computing 37 (6), A2783-A2812, 2015
Parallel local graph clustering
J Shun, F Roosta-Khorasani, K Fountoulakis, MW Mahoney
arXiv preprint arXiv:1604.07515, 2016
Performance of first-and second-order methods for\ ell _1-regularized least squares problems
K Fountoulakis, J Gondzio
Computational Optimization and Applications 65 (3), 605-635, 2016
A flexible coordinate descent method
K Fountoulakis, R Tappenden
Computational Optimization and Applications 70 (2), 351-394, 2018
Variational Perspective on Local Graph Clustering
K Fountoulakis, F Roosta-Khorasani, J Shun, X Cheng, MW Mahoney
arXiv preprint arXiv:1602.01886, 2018
Capacity releasing diffusion for speed and locality
D Wang, K Fountoulakis, M Henzinger, MW Mahoney, S Rao
International Conference on Machine Learning, 3598-3607, 2017
An optimization approach to locally-biased graph algorithms
K Fountoulakis, DF Gleich, MW Mahoney
Proceedings of the IEEE 105 (2), 256-272, 2017
Lasagne: Locality and structure aware graph node embedding
E Faerman, F Borutta, K Fountoulakis, MW Mahoney
2018 IEEE/WIC/ACM International Conference on Web Intelligence (WI), 246-253, 2018
Avoiding communication in primal and dual block coordinate descent methods
A Devarakonda, K Fountoulakis, J Demmel, MW Mahoney
SIAM Journal on Scientific Computing 41 (1), C1-C27, 2019
Avoiding Synchronization in First-Order Methods for Sparse Convex Optimization
A Devarakonda, K Fountoulakis, J Demmel, MW Mahoney
2018 IEEE International Parallel and Distributed Processing Symposium (IPDPS …, 2018
A short introduction to local graph clustering methods and software
K Fountoulakis, DF Gleich, MW Mahoney
arXiv preprint arXiv:1810.07324, 2018
A randomized rounding algorithm for sparse PCA
K Fountoulakis, A Kundu, EM Kontopoulou, P Drineas
ACM Transactions on Knowledge Discovery from Data (TKDD) 11 (3), 1-26, 2017
Targeted Pandemic Containment Through Identifying Local Contact Network Bottlenecks
S Yang, P Senapati, D Wang, CT Bauch, K Fountoulakis
arXiv preprint arXiv:2006.06939, 2020
Statistical guarantees for local graph clustering
W Ha, K Fountoulakis, M Mahoney
International Conference on Artificial Intelligence and Statistics, 2687-2697, 2020
Flow-based Algorithms for Improving Clusters: A Unifying Framework, Software, and Performance
K Fountoulakis, M Liu, DF Gleich, MW Michael
arXiv preprint arXiv:2004.09608, 2020
Social Discrete Choice Models
D Zhang, K Fountoulakis, J Cao, M Mahoney, A Pozdnoukhov
arXiv preprint arXiv:1703.07520, 2017
Parallel and Communication Avoiding Least Angle Regression
S Das, J Demmel, K Fountoulakis, L Grigori, MW Mahoney, S Yang
SIAM Journal on Scientific Computing 43 (2), C154-C176, 2021
Higher-order methods for large-scale optimization
K Fountoulakis
The University of Edinburgh, 2015
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