A massively parallel implementation of the common azimuth pre-stack depth migration. - Henri Calandra; François Bothorel; Pascal Vezolle (IBM J. Res. Dev., 2008)

Fast seismic modeling and Reverse Time Migration on a GPU cluster. - Rached Abdelkhalek; Henri Calandra; Olivier Coulaud; Jean Roman; Guillaume Latu (HPCS, 2009)

Parallel GMRES Incomplete Orthogonalization Auto-Tuning. - Pierre-Yves Aquilanti; Serge G. Petiton; Henri Calandra (ICCS, 2011)

ASIODS - An Asynchronous and Smart I/O Delegation System. - Maxime R. Hugues; Michael Moretti; Serge G. Petiton; Henri Calandra (ICCS, 2011)

A Coarray Fortran Implementation to Support Data-Intensive Application Development. - Deepak Eachempati; Alan Richardson; Terrence Liao; Henri Calandra; Barbara M. Chapman (SC Companion, 2012)

Experiences with OpenMP, PGI, HMPP and OpenACC Directives on ISO/TTI Kernels. - Sayan Ghosh; Terrence Liao; Henri Calandra; Barbara M. Chapman (SC Companion, 2012)

Fast seismic modeling and reverse time migration on a graphics processing unit cluster. - Rached Abdelkhalek; Henri Calandra; Olivier Coulaud; Guillaume Latu; Jean Roman (Concurr. Comput. Pract. Exp., 2012)

Flexible Variants of Block Restarted GMRES Methods with Application to Geophysics. - Henri Calandra; Serge Gratton; Julien Langou; Xavier Pinel; Xavier Vasseur (SIAM J. Sci. Comput., 2012)

Evaluation of Successive CPUs/APUs/GPUs Based on an OpenCL Finite Difference Stencil. - Henri Calandra; Romain Dolbeau; Pierre Fortin 001; Jean Luc Lamotte; Issam Said (PDP, 2013)

An improved two-grid preconditioner for the solution of three-dimensional Helmholtz problems in heterogeneous media. - Henri Calandra; Serge Gratton; Xavier Pinel; Xavier Vasseur (Numer. Linear Algebra Appl., 2013)

A Modified Block Flexible GMRES Method with Deflation at Each Iteration for the Solution of Non-Hermitian Linear Systems with Multiple Right-Hand Sides. - Henri Calandra; Serge Gratton; Rafael Lago; Xavier Vasseur; Luiz Mariano Carvalho (SIAM J. Sci. Comput., 2013)

Task-Based Programming for Seismic Imaging: Preliminary Results. - Lionel Boillot; George Bosilca; Emmanuel Agullo; Henri Calandra (HPCC/CSS/ICESS, 2014)

Accelerating Kirchhoff migration on GPU using directives. - Rengan Xu; Maxime R. Hugues; Henri Calandra; Sunita Chandrasekaran; Barbara M. Chapman (WACCPD@SC, 2014)

A Coarray Fortran implementation to support data-intensive application development. - Deepak Eachempati; Alan Richardson; Siddhartha Jana; Terrence Liao; Henri Calandra; Barbara M. Chapman (Clust. Comput., 2014)

Performance of CPU/GPU compiler directives on ISO/TTI kernels. - Sayan Ghosh; Terrence Liao; Henri Calandra; Barbara M. Chapman (Computing, 2014)

GPU technology applied to reverse time migration and seismic modeling via OpenACC. - Ahmad Qawasmeh; Barbara M. Chapman; Maxime R. Hugues; Henri Calandra (PMAM@PPoPP, 2015)

hiCL: an OpenCL abstraction layer for scientific computing, application to depth imaging on GPU and APU. - Issam Said; Pierre Fortin 001; Jean Luc Lamotte; Henri Calandra (IWOCL, 2016)

On the efficiency of the accelerated processing unit for scientific computing. - Issam Said; Pierre Fortin 001; Jean Luc Lamotte; Romain Dolbeau; Henri Calandra (SpringSim (HPS), 2016)

One-Way Wave Equation Migration at Scale on GPUs Using Directive Based Programming. - Kshitij Mehta; Maxime R. Hugues; Oscar R. Hernandez; David E. Bernholdt; Henri Calandra (IPDPS, 2017)

Function Maximization with Dynamic Quantum Search. - Charles Moussa; Henri Calandra; Travis S. Humble (QTOP@NetSys, 2017)

Performance portability in reverse time migration and seismic modelling via OpenACC. - Ahmad Qawasmeh; Maxime R. Hugues; Henri Calandra; Barbara M. Chapman (Int. J. High Perform. Comput. Appl., 2017)

Leveraging the accelerated processing units for seismic imaging: A performance and power efficiency comparison against CPUs and GPUs. - Issam Said; Pierre Fortin 001; Jean Luc Lamotte; Henri Calandra (Int. J. High Perform. Comput. Appl., 2018)

On the approximation of the solution of partial differential equations by artificial neural networks trained by a multilevel Levenberg-Marquardt method. - Henri Calandra; Serge Gratton; Elisa Riccietti; Xavier Vasseur (CoRR, 2019)

On the iterative solution of systems of the form ATA x=ATb+c. - Henri Calandra; Serge Gratton; Elisa Riccietti; Xavier Vasseur (CoRR, 2019)

Multivariate spline bases, oriented matroids and zonotopal tilings. - Hélène Barucq; Henri Calandra; Julien Diaz; Stefano Frambati (CoRR, 2020)

Minimod: A Finite Difference solver for Seismic Modeling. - Jie Meng; Andreas Atle; Henri Calandra; Mauricio Araya-Polo (CoRR, 2020)

A splitting double sweep method for the Helmholtz equation. - Nacime Bouziani; Henri Calandra; Frédéric Nataf (CoRR, 2020)

On Iterative Solution of the Extended Normal Equations. - Henri Calandra; Serge Gratton; Elisa Riccietti; Xavier Vasseur (SIAM J. Matrix Anal. Appl., 2020)

Tabu-Driven Quantum Neighborhood Samplers. - Charles Moussa; Hao Wang 025; Henri Calandra; Thomas Bäck; Vedran Dunjko (EvoCOP, 2021)

Parallel and Distributed Task-Based Kirchhoff Seismic Pre-Stack Depth Migration Application. - Jérôme Gurhem; Henri Calandra; Serge G. Petiton (ISPDC, 2021)

On High-Order Multilevel Optimization Strategies. - Henri Calandra; Serge Gratton; Elisa Riccietti; Xavier Vasseur (SIAM J. Optim., 2021)

Polynomial-reproducing spline spaces from fine zonotopal tilings. - Hélène Barucq; Henri Calandra; Julien Diaz; Stefano Frambati (J. Comput. Appl. Math., 2022)

Practical unstructured splines: Algorithms, multi-patch spline spaces, and some applications to numerical analysis. - Stefano Frambati; Hélène Barucq; Henri Calandra; Julien Diaz (J. Comput. Phys., 2022)

On a multilevel Levenberg-Marquardt method for the training of artificial neural networks and its application to the solution of partial differential equations. - Henri Calandra; Serge Gratton; Elisa Riccietti; Xavier Vasseur (Optim. Methods Softw., 2022)