Valentin Leplat

According to our database, Valentin Leplat authored at least 26 papers between 2019 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2026

Iterative Methods for Computing the Moore-Penrose Pseudoinverse of Quaternion Matrices, with Applications.

Valentin Leplat, Salman Ahmadi-Asl, JunJun Pan, Ning Zheng

J. Sci. Comput., June, 2026

QuatIca: Advanced Numerical Linear Algebra and Optimization for Quaternionic Matrices in Python.

Valentin Leplat, Salman Ahmadi-Asl, Junjun Pan, Henni Ouerdane, Michael Ng

CoRR, March, 2026

A New Tensor Network: Tubal Tensor Train and Its Applications.

Salman Ahmadi-Asl, Valentin Leplat, Anh Huy Phan, Andrzej Cichocki

CoRR, March, 2026

Joint Majorization-Minimization for Nonnegative CP and Tucker Decompositions under β-Divergences: Unfolding-Free Updates.

Valentin Leplat

CoRR, February, 2026

2025

A Provably-Correct and Robust Convex Model for Smooth Separable NMF.

Junjun Pan, Valentin Leplat, Michael Ng, Nicolas Gillis

CoRR, November, 2025

Market-Driven Subset Selection for Budgeted Training.

Ashish Jha, Valentin Leplat, AH Phan

CoRR, October, 2025

GRAFT: Gradient-Aware Fast MaxVol Technique for Dynamic Data Sampling.

Ashish Jha, Anh Huy Phan, Razan Dibo, Valentin Leplat

CoRR, August, 2025

vleplat/QuatIca: v0.1.7.

Valentin Leplat, Junjun Pan, Salman Ahmadi-Asl, Henni Ouerdane, Michael Ng

Dataset, August, 2025

Pass-efficient Randomized Algorithms for Low-rank Approximation of Quaternion Matrices.

Salman Ahmadi-Asl, Malihe Nobakht Kooshkghazi, Valentin Leplat

CoRR, July, 2025

Block Majorization Minimization with Extrapolation and Application to \({\beta }\)-NMF.

Le Thi Khanh Hien, Valentin Leplat, Nicolas Gillis

SIAM J. Math. Data Sci., 2025

Efficient Algorithms for Regularized Nonnegative Scale-Invariant Low-Rank Approximation Models.

Jeremy E. Cohen, Valentin Leplat

SIAM J. Math. Data Sci., 2025

Nonnegative Tensor Decomposition via Collaborative Neurodynamic Optimization.

Salman Ahmadi-Asl, Valentin Leplat, Anh Huy Phan, Andrzej Cichocki

SIAM J. Sci. Comput., 2025

2024

Deep Nonnegative Matrix Factorization With Beta Divergences.

Valentin Leplat, Le Thi Khanh Hien, Akwum Onwunta, Nicolas Gillis

Neural Comput., 2024

Block Majorization Minimization with Extrapolation and Application to β-NMF.

Le Thi Khanh Hien, Valentin Leplat, Nicolas Gillis

CoRR, 2024

Minimum-Volume Non-Negative Block-Term Decomposition: Blind Data Fusion and Unmixing with Estimation of the Number of Endmembers.

Clémence Prévost, Valentin Leplat

Proceedings of the 32nd European Signal Processing Conference, 2024

2023

Conic optimization-based algorithms for nonnegative matrix factorization.

Valentin Leplat, Yurii E. Nesterov, Nicolas Gillis, François Glineur

Optim. Methods Softw., July, 2023

Inexact higher-order proximal algorithms for tensor factorization.

Valentin Leplat, Anh Huy Phan, Andersen Man Shun Ang

Proceedings of the IEEE Statistical Signal Processing Workshop, 2023

Nonnegative Block-Term Decomposition with the β-Divergence: Joint Data Fusion and Blind Spectral Unmixing.

Clémence Prévost, Valentin Leplat

Proceedings of the IEEE International Conference on Acoustics, 2023

2022

Multi-resolution beta-divergence NMF for blind spectral unmixing.

Valentin Leplat, Nicolas Gillis, Cédric Févotte

Signal Process., 2022

Distributionally Robust and Multi-Objective Nonnegative Matrix Factorization.

Nicolas Gillis, Le Thi Khanh Hien, Valentin Leplat, Vincent Y. F. Tan

IEEE Trans. Pattern Anal. Mach. Intell., 2022

NAG-GS: Semi-Implicit, Accelerated and Robust Stochastic Optimizers.

Valentin Leplat, Daniil Merkulov, Aleksandr Katrutsa, Daniel Bershatsky, Ivan V. Oseledets

CoRR, 2022

2021

Multiplicative Updates for NMF with β-Divergences under Disjoint Equality Constraints.

Valentin Leplat, Nicolas Gillis, Jérôme Idier

SIAM J. Matrix Anal. Appl., 2021

Nonnegative Tucker Decomposition with Beta-divergence for Music Structure Analysis of audio signals.

Axel Marmoret, Florian Voorwinden, Valentin Leplat, Jérémy E. Cohen, Frédéric Bimbot

CoRR, 2021

Fast algorithm for complex-NMF with application to source separation.

Andersen Man Shun Ang, Valentin Leplat, Nicolas Gillis

Proceedings of the 29th European Signal Processing Conference, 2021

2020

Blind Audio Source Separation With Minimum-Volume Beta-Divergence NMF.

Valentin Leplat, Nicolas Gillis, Andersen Man Shun Ang

IEEE Trans. Signal Process., 2020

2019

Minimum-volume Rank-deficient Nonnegative Matrix Factorizations.

Valentin Leplat, Andersen Man Shun Ang, Nicolas Gillis

Proceedings of the IEEE International Conference on Acoustics, 2019