Search Results for author: Stéphane Cotin

Found 7 papers, 0 papers with code

Simulation of hyperelastic materials in real-time using Deep Learning

no code implementations10 Apr 2019 Andrea Mendizabal, Pablo Márquez-Neila, Stéphane Cotin

In this paper we present U-Mesh: a data-driven method based on a U-Net architecture that approximates the non-linear relation between a contact force and the displacement field computed by a FEM algorithm.

Cantilever Beam

Elastic registration based on compliance analysis and biomechanical graph matching

no code implementations13 Dec 2019 Jaime Garcia Guevara, Igor Peterlik, Marie-Odile Berger, Stéphane Cotin

ACGM is better than the previous Biomechanical Graph Matching method 3 (BGM) because it uses an efficient biomechanical vascularized liver model to compute the organ's transformation and the vessels bifurcations compliance.

Graph Matching

DeepPhysics: a physics aware deep learning framework for real-time simulation

no code implementations17 Sep 2021 Alban Odot, Ryadh Haferssas, Stéphane Cotin

In this paper, we propose a solution to simulate hyper-elastic materials using a data-driven approach, where a neural network is trained to learn the non-linear relationship between boundary conditions and the resulting displacement field.

Cantilever Beam

CNN-based real-time 2D-3D deformable registration from a single X-ray projection

no code implementations15 Dec 2022 François Lecomte, Jean-Louis Dillenseger, Stéphane Cotin

From this dataset, a neural network is trained to recover the unknown 3D displacement field from a single projection image.

Anatomy Mixed Reality +1

Real-time elastic partial shape matching using a neural network-based adjoint method

no code implementations16 Mar 2023 Alban Odot, Guillaume Mestdagh, Yannick Privat, Stéphane Cotin

Surface matching usually provides significant deformations that can lead to structural failure due to the lack of physical policy.

Deformable Image Registration with Stochastically Regularized Biomechanical Equilibrium

no code implementations22 Dec 2023 Pablo Alvarez, Stéphane Cotin

Numerous regularization methods for deformable image registration aim at enforcing smooth transformations, but are difficult to tune-in a priori and lack a clear physical basis.

Image Registration Medical Image Registration

A Zero-Shot Reinforcement Learning Strategy for Autonomous Guidewire Navigation

no code implementations5 Mar 2024 Valentina Scarponi, Michel Duprez, Florent Nageotte, Stéphane Cotin

Deep Reinforcement Learning approaches have shown promise in learning this task and may be the key to automating catheter navigation during robotized interventions.

Navigate reinforcement-learning +1

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