Vassilis Kalantzis

41 papers Misc 3Journal 31Unranked 7
YearRankTypeTitle / Venue / Authors
2026 J jnl
Stable iterative refinement for solving linear systems with inaccurate computation.
J. Comput. Appl. Math.
Chai Wah Wu, Mark S. Squillante, Vassilis Kalantzis, Lior Horesh
2026 J jnl
Subspace Projection Methods for Fast Spectral Embeddings of Evolving Graphs.
CoRR
Mohammad Eini, Abdullah Karaaslanli, Vassilis Kalantzis, Panagiotis A. Traganitis
2025 — conf
A Framework For The Iterative Solution of Sparse Linear Systems on Hybrid Architectures Using Homomorphic Encryption.
HPEC
Lior Horesh, Vassilis Kalantzis, Barry M. Trager, Shashanka Ubaru
2025 — conf
Differentiable Graph Centrality.
HPEC
Georgios Kollias, Vassilis Kalantzis
2025 — conf
Fast Linear Solvers via AI-Tuned Markov Chain Monte Carlo-based Matrix Inversion.
SC Workshops
Anton Lebedev, Won Kyung Lee, Soumyadip Ghosh, Olha Ivanyshyn Yaman, Vassilis Kalantzis, Yingdong Lu, Tomasz Nowicki, Shashanka Ubaru, Lior Horesh, Vassil Alexandrov
2025 J jnl
Fast Linear Solvers via AI-Tuned Markov Chain Monte Carlo-based Matrix Inversion.
CoRR
Anton Lebedev, Won Kyung Lee, Soumyadip Ghosh, Olha Ivanyshyn Yaman, Vassilis Kalantzis, Yingdong Lu, Tomasz Nowicki, Shashanka Ubaru, Lior Horesh, Vassil Alexandrov
2025 — conf
Power iteration with probabilistic updates for systems with heterogeneous performance.
HPEC
Soumyadip Ghosh, Lior Horesh, Vassilis Kalantzis, Georgios Kollias, Yingdong Lu, Tomasz Nowicki, Shashanka Ubaru
2025 J jnl
Regenerative Ulam-von Neumann Algorithm: An Innovative Markov Chain Monte Carlo Method for Matrix Inversion.
SIAM J. Matrix Anal. Appl.
Soumyadip Ghosh, Lior Horesh, Vassilis Kalantzis, Yingdong Lu, Tomasz Nowicki
2024 J jnl
A Rational Filtering Algorithm for Sequences of Shifted Symmetric Linear Systems with Applications to Frequency Response Analysis.
SIAM J. Sci. Comput.
Anthony P. Austin, Lior Horesh, Vassilis Kalantzis
2024 — conf
Counting Triangles of Graphs via Matrix Partitioning.
MLSP
Georgios Kollias, Vassilis Kalantzis, Lior Horesh, Shashanka Ubaru, Panagiotis A. Traganitis
2024 J jnl
Cucheb: A GPU implementation of the filtered Lanczos procedure.
CoRR
Jared Lee Aurentz, Vassilis Kalantzis, Yousef Saad
2024 J jnl
Multi-Function Multi-Way Analog Technology for Sustainable Machine Intelligence Computation.
CoRR
Vassilis Kalantzis, Mark S. Squillante, Shashanka Ubaru, Tayfun Gokmen, Chai Wah Wu, Anshul Gupta, Haim Avron, Tomasz Nowicki, Malte J. Rasch, O. Murat Onen, Vanessa López-Marrero, Effendi Leobandung, Yasuteru Kohda, Wilfried Haensch, Lior Horesh
2024 — conf
Online Canonical Correlation Analysis via Rayleigh-Ritz Projections.
IEEECONF
Vassilis Kalantzis, Panagiotis A. Traganitis, Charilaos I. Kanatsoulis
2024 J jnl
Randomized linear solvers for computational architectures with straggling workers.
CoRR
Vassilis Kalantzis, Yuanzhe Xi, Lior Horesh, Yousef Saad
2024 J jnl
Regenerative Ulam-von Neumann Algorithm: An Innovative Markov chain Monte Carlo Method for Matrix Inversion.
CoRR
Soumyadip Ghosh, Lior Horesh, Vassilis Kalantzis, Yingdong Lu, Tomasz Nowicki
2024 J jnl
Single-pass top-
J. Complex Networks
Vassilis Kalantzis, Georgios Kollias, Shashanka Ubaru, Naoki Abe, Lior Horesh
2023 Misc conf
Accelerating Matrix Trace Estimation by Aitken's Δ
ICASSP
Vassilis Kalantzis, Georgios Kollias, Shashanka Ubaru, Theodoros Salonidis
2023 J jnl
Enhanced algebraic substructuring for symmetric generalized eigenvalue problems.
Numer. Linear Algebra Appl.
Vassilis Kalantzis, Lior Horesh
2023 Misc conf
Quantum Graph Transformers.
ICASSP
Georgios Kollias, Vassilis Kalantzis, Theodoros Salonidis, Shashanka Ubaru
2022 J jnl
parGeMSLR: A Parallel Multilevel Schur Complement Low-Rank Preconditioning and Solution Package for General Sparse Matrices.
CoRR
Tianshi Xu, Vassilis Kalantzis, Ruipeng Li, Yuanzhe Xi, Geoffrey Dillon, Yousef Saad
2022 J jnl
parGeMSLR: A parallel multilevel Schur complement low-rank preconditioning and solution package for general sparse matrices.
Parallel Comput.
Tianshi Xu, Vassilis Kalantzis, Ruipeng Li, Yuanzhe Xi, Geoffrey Dillon, Yousef Saad
2021 J jnl
Fast Randomized Non-Hermitian Eigensolvers Based on Rational Filtering and Matrix Partitioning.
SIAM J. Sci. Comput.
Vassilis Kalantzis, Yuanzhe Xi, Lior Horesh
2021 J jnl
Fast randomized non-Hermitian eigensolver based on rational filtering and matrix partitioning.
CoRR
Vassilis Kalantzis, Yuanzhe Xi, Lior Horesh
2021 Misc conf
Sparse Graph Based Sketching for Fast Numerical Linear Algebra.
ICASSP
Dong Hu, Shashanka Ubaru, Alex Gittens, Kenneth L. Clarkson, Lior Horesh, Vassilis Kalantzis
2021 J jnl
Sparse graph based sketching for fast numerical linear algebra.
CoRR
Dong Hu, Shashanka Ubaru, Alex Gittens, Kenneth L. Clarkson, Lior Horesh, Vassilis Kalantzis
2020 J jnl
A Domain Decomposition Rayleigh-Ritz Algorithm for Symmetric Generalized Eigenvalue Problems.
SIAM J. Sci. Comput.
Vassilis Kalantzis
2020 J jnl
Projection techniques to update the truncated SVD of evolving matrices.
CoRR
Vassilis Kalantzis, Georgios Kollias, Shashanka Ubaru, Athanasios N. Nikolakopoulos, Lior Horesh, Kenneth L. Clarkson
2019 J jnl
EigenRec: generalizing PureSVD for effective and efficient top-N recommendations.
Knowl. Inf. Syst.
Athanasios N. Nikolakopoulos, Vassilis Kalantzis, Efstratios Gallopoulos, John D. Garofalakis
2019 J jnl
Stable Computation of Generalized Matrix Functions via Polynomial Interpolation.
SIAM J. Matrix Anal. Appl.
Jared Lee Aurentz, Anthony P. Austin, Michele Benzi, Vassilis Kalantzis
2019 J jnl
TeraPCA: a fast and scalable software package to study genetic variation in tera-scale genotypes.
Bioinform.
Aritra Bose, Vassilis Kalantzis, Eugenia-Maria Kontopoulou, Mai Elkady, Peristera Paschou, Petros Drineas
2018 J jnl
A Hierarchical Low Rank Schur Complement Preconditioner for Indefinite Linear Systems.
SIAM J. Sci. Comput.
Geoffrey Dillon, Vassilis Kalantzis, Yuanzhe Xi, Yousef Saad
2018 J jnl
A scalable iterative dense linear system solver for multiple right-hand sides in data analytics.
Parallel Comput.
Vassilis Kalantzis, A. Cristiano I. Malossi, Costas Bekas, Alessandro Curioni, Efstratios Gallopoulos, Yousef Saad
2018 J jnl
Beyond Automated Multilevel Substructuring: Domain Decomposition with Rational Filtering.
SIAM J. Sci. Comput.
Vassilis Kalantzis, Yuanzhe Xi, Yousef Saad
2018 J jnl
Domain decomposition approaches for accelerating contour integration eigenvalue solvers for symmetric eigenvalue problems.
Numer. Linear Algebra Appl.
Vassilis Kalantzis, James Kestyn, Eric Polizzi, Yousef Saad
2017 J jnl
Cucheb: A GPU implementation of the filtered Lanczos procedure.
Comput. Phys. Commun.
Jared Lee Aurentz, Vassilis Kalantzis, Yousef Saad
2017 — conf
Factored Proximity Models for Top-N Recommendations.
ICBK
Athanasios N. Nikolakopoulos, Vassilis Kalantzis, Efstratios Gallopoulos, John D. Garofalakis
2016 J jnl
Estimating the trace of the matrix inverse by interpolating from the diagonal of an approximate inverse.
J. Comput. Phys.
Lingfei Wu, Jesse Laeuchli, Vassilis Kalantzis, Andreas Stathopoulos, Efstratios Gallopoulos
2015 J jnl
EIGENREC: An Efficient and Scalable Latent Factor Family for Top-N Recommendation.
CoRR
Athanasios N. Nikolakopoulos, Vassilis Kalantzis, John D. Garofalakis
2015 J jnl
Estimating the Trace of the Matrix Inverse by Interpolating from the Diagonal of an Approximate Inverse.
CoRR
Lingfei Wu, Andreas Stathopoulos, Jesse Laeuchli, Vassilis Kalantzis, Efstratios Gallopoulos
2015 J jnl
Fortifying computing in student societies: A focus on outreach initiatives.
XRDS
Vassilis Kalantzis
2013 J jnl
Accelerating data uncertainty quantification by solving linear systems with multiple right-hand sides.
Numer. Algorithms
Vassilis Kalantzis, Constantine Bekas, Alessandro Curioni, Efstratios Gallopoulos