Publication

2025

Journal articles

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Nariman Khaledian, Pierre-Frédéric Villard, Peter Hammer, Douglas Perrin, Marie-Odile Berger. Image-based simulation of mitral valve dynamic closure including anisotropy. Medical Image Analysis, 2025, 99, pp.103323. ⟨10.1016/j.media.2024.103323⟩. ⟨hal-04774575⟩

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Simulation of the dynamic behavior of mitral valve closure could improve clinical treatment by predi …..

Accès au texte intégral et bibtex

2024

Conference papers

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Radhouane Jilani, Pierre-Frédéric Villard, Erwan Kerrien. Solving Dynamic Cosserat Rods with Frictional Contact Using the Shooting Method and Implicit Surfaces. International Conference on Intelligent Robots and Systems (IROS), IEEE, Oct 2024, Abu Dhabi, United Arab Emirates. ⟨hal-04774550⟩

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We propose a method for solving the strong form of the dynamic Cosserat rod clamped-free boundary va …..

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ref_biblio

Radhouane Jilani, Pierre-Frédéric Villard, Erwan Kerrien. Angular Strain Parameterization for Solving Static Cosserat Rods. ICRA@40, IEEE, Sep 2024, Rotterdam, Netherlands. ⟨hal-04774573⟩

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We show that static Cosserat rod clamped-free boundary value problems can be solved by only employin …..

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Other publications

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Pierre-Frédéric Villard, Thomas Waite, Robert Howe. Cosserat Rods for Modeling Tendon-Driven Robotic Catheter Systems. 2024, ⟨10.48550/arXiv.2407.07618⟩. ⟨hal-04774702⟩

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Tendon-driven robotic catheters are capable of precise execution of minimally invasive cardiac proce …..

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2023

Conference papers

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Radhouane Jilani, Pierre-Frédéric Villard, Erwan Kerrien. An Orthogonal Collocation Method for Static and Dynamic Cosserat Rods. International Conference on Intelligent Robots and Systems (IROS), IEEE, Oct 2023, Detroit, United States. ⟨10.1109/IROS55552.2023.10341631⟩. ⟨hal-04246775⟩

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We propose an orthogonal collocation method (CM) for solving Cosserat rod Dirichlet-Neumann boundary …..

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Nariman Khaledian, Pierre-Frédéric Villard, Peter E. Hammer, Douglas P. Perrin, Marie-Odile Berger. Influence of Anisotropy on Fluid-Structure Interaction Simulations of Image-Based and Generic Mitral Valves. The 12th International Conference On Functional Imaging And Modeling Of The Heart, Jun 2023, Lyon, France. pp.455-464, ⟨10.1007/978-3-031-35302-4_47⟩. ⟨hal-04117508⟩

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The dynamic behavior of the mitral valve is highly influenced by the material model used to describe …..

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2022

Journal articles

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Igor Tominec, Pierre-Frédéric Villard, Elisabeth Larsson, Víctor Bayona, Nicola Cacciani. An unfitted radial basis function generated finite difference method applied to thoracic diaphragm simulations. Journal of Computational Physics, 2022, pp.111496. ⟨10.1016/j.jcp.2022.111496⟩. ⟨hal-03748102⟩

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The thoracic diaphragm is the muscle that drives the respiratory cycle of a human being. Using a sys …..

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Nariman Khaledian, Pierre-Frédéric Villard, Marie-Odile Berger. Capturing Contact in Mitral Valve Dynamic Closure with Fluid-Structure Interaction Simulation. International Journal of Computer Assisted Radiology and Surgery, 2022, ⟨10.1007/s11548-022-02674-4⟩. ⟨hal-03708218⟩

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Realistic fluid-structure interaction (FSI) simulation of the mitral valve opens the way toward plan …..

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ref_biblio

Pierre-Frédéric Villard, Maureen Boudart, Ioana Ilea, Fabien Pierre. Anomaly Detection on Textured Images with Convolutional Neural Network for Quality Control of Micrometric Woven Meshes. Fluid Dynamic and Material Process, 2022, 18 (6), pp.1639 – 1648. ⟨10.32604/fdmp.2022.021726⟩. ⟨hal-03708243⟩

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Industrial woven meshes are composed of metal material and are often used in construction, industria …..

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2021

Journal articles

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Fabien Pierre, Mathieu Amendola, Clémence Bigeard, Timothé Ruel, Pierre-Frédéric Villard. Segmentation with Active Contours. Image Processing On Line, 2021, 11, pp.120 – 141. ⟨10.5201/ipol.2021.298⟩. ⟨hal-03235096⟩

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Active contours (also known as snakes) have shown their ability to introduce regularity on image seg …..

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Daryna Panicheva, Pierre-Frédéric Villard, Peter E Hammer, Douglas Perrin, Marie-Odile Berger. Automatic extraction of the mitral valve chordae geometry for biomechanical simulation. International Journal of Computer Assisted Radiology and Surgery, 2021, Proceedings of IPCAI 2021, 16 (5), pp.709-720. ⟨10.1007/s11548-021-02368-3⟩. ⟨hal-03262496⟩

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Mitral valve computational models are widely studied in the literature. They can be used for preoper …..

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Conference papers

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Elisabeth Larsson, Pierre-Frédéric Villard, Igor Tominec, Nicola Cacciani. Geometry Reconstruction from Noisy Data using a Radial Basis Function Partition of Unity Method. CSE 2021 – SIAM Conference on Computational Science and Engineering, Mar 2021, Fort Worth/Virtual, United States. ⟨hal-03147251⟩

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Manual three-dimensional segmentation of medical images results in noisy data sets representing thre …..

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2020

Book sections

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Nicola Cacciani, Elisabeth Larsson, Alberto Lauro, Marco Meggiolaro, Alessio Scatto, et al.. A First Meshless Approach to Simulation of the Elastic Behaviour of the Diaphragm. Sherwin S., Moxey D., Peiró J., Vincent P., Schwab C. Spectral and High Order Methods for Partial Differential Equations ICOSAHOM 2018, 134, Springer, pp.501-512, 2020, Lecture Notes in Computational Science and Engineering, 978-3-030-39646-6. ⟨10.1007/978-3-030-39647-3_40⟩. ⟨hal-02917575⟩

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The diaphragm is the main muscle that regulates the human respiration. When a patient is put under c …..

Accès au texte intégral et bibtex

2019

Conference papers

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Daryna Panicheva, Pierre-Frédéric Villard, Peter Hammer, Marie-Odile Berger. Physically-coherent Extraction of Mitral Valve Chordae. International Conference in Computing in Cardiology, Sep 2019, Singapore, Singapore. pp.4. ⟨hal-02368810⟩

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Surgical repair of the mitral valve is challenging as it is difficult to anticipate the outcome of a …..

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ref_biblio

Nicola Cacciani, Elisabeth Larsson, Igor Tominec, Pierre-Frédéric Villard. Meshfree Simulation of Human Respiratory Muscles. CSE 19 – SIAM Conference on Computational Science and Engineering, Feb 2019, Spokane, United States. ⟨hal-02057413⟩

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The main objective of our research is to understand the functionality of a human diaphragm, the main …..

Accès au bibtex

ref_biblio

Daryna Panicheva, Pierre-Frédéric Villard, Marie-Odile Berger. Toward an automatic segmentation of mitral valve chordae. SPIE Medical Imaging, SPIE, Feb 2019, San Diego, United States. pp.1095315-1095323, ⟨10.1117/12.2511943⟩. ⟨hal-02050846⟩

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Heart disease is the leading cause of death in the developed world. Cardiac pathologies include abno …..

Accès au texte intégral et bibtex

2018

Journal articles

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Pierre-Frédéric Villard, Peter E. Hammer, Douglas P. Perrin, Pedro J. del Nido, Robert Howe. Fast Image-Based Mitral Valve Simulation from Individualized Geometry. The International Journal of Medical Robotics and Computer Assisted Surgery, 2018, 14 (2), pp.e1880. ⟨10.1002/rcs.1880⟩. ⟨hal-01643868⟩

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Background: Common surgical procedures on the mitral valve of the heart include modifications to the …..

Accès au texte intégral et bibtex

2017

Conference papers

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Aaron Sujar, Andreas Meuleman, Pierre-Frédéric Villard, Marcos Garcia, Franck P. Vidal. gVirtualXRay: Virtual X-Ray Imaging Library on GPU. Computer Graphics and Visual Computing , Sep 2017, Manchester, United Kingdom. pp.61-68, ⟨10.2312/cgvc.20171279⟩. ⟨hal-01588532⟩

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We present an Open-source library called gVirtualXRay to simulate realistic X-ray images in realtime …..

Accès au texte intégral et bibtex

2016

Journal articles

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Franck Vidal, Pierre-Frédéric Villard. Development and Validation of Real-time Simulation of X-ray Imaging with Respiratory Motion. Computerized Medical Imaging and Graphics, 2016, 49, pp.15. ⟨10.1016/j.compmedimag.2015.12.002⟩. ⟨hal-01266065⟩

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We present a framework that combines evolutionary optimisation, soft tissue modelling and ray tracin …..

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Conference papers

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Pierre-Jean Petitprez, Erwan Kerrien, Pierre-Frédéric Villard. PoLAR: a Portable Library for Augmented Reality. 15th IEEE International Symposium on Mixed and Augmented Reality (ISMAR), IEEE Sep 2016, Merida, Mexico. pp.4. ⟨hal-01356012⟩

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We present here a novel cross-platform library to facilitate research and development applications d …..

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2015

Conference papers

ref_biblio

Pierre-Frédéric Villard, Peter E. Hammer, Douglas P. Perrin, Pedro J. del Nido, Robert Howe. Individual-Based Mitral Valve Finite-Element Model. Innovation, Design, and Emerging Alliances in Surgery, Mar 2015, Boston, United States. ⟨hal-01237756⟩

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Mitral valve surgical repair is a complex procedure where the outcome largely depends on the surgeon …..

Accès au bibtex

ref_biblio

Franck P. Vidal, Pierre-Frédéric Villard. Simulated Motion Artefact in Computed Tomography. Eurographics Workshop on Visual Computing for Biology and Medicine, 2015, Chester, United Kingdom. ⟨10.2312/vcbm.20151228⟩. ⟨hal-01237833⟩

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We propose a simulation framework to simulate the computed tomography acquisition process. It includ …..

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Videos

ref_biblio

Pierre-Frédéric Villard. Closure of a Mitral Valve of a Real Porcine Heart Emerged in a Water Tank. 2015. ⟨hal-03419776⟩

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This movie is a slow-motion video of the closure of a mitral valve. This experiment uses a real porc …..

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2014

Conference papers

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Matthieu Loosvelt, Pierre-Frédéric Villard, Marie-Odile Berger. Using a biomechanical model for tongue tracking in ultrasound images. ISBMS – 6th International Symposium on Biomedical Simulation, Oct 2014, Strasbourg, France. ⟨hal-01057861⟩

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We propose in this paper a new method for tongue tracking in ultrasound images which is based on a b …..

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Pierre-Frédéric Villard, Nicolas Koenig, Cyril Perrenot, Manuela Perez, Piers Boshier. Toward a Realistic Simulation of Organ Dissection. MMVR – Medicine Meets Virtual Reality 21, Feb 2014, Manhattan Beach, United States. pp.452-458, ⟨10.3233/978-1-61499-375-9-452⟩. ⟨hal-00933621⟩

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Whilst laparoscopic surgical simulators are becoming increasingly realistic they cannot, as yet, ful …..

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ref_biblio

Pierre-Frédéric Villard, Pierre Escamilla, Erwan Kerrien, Sébastien Gorges, Yves Trousset, et al.. Preliminary Study of Rib Articulated Model based on Dynamic Fluoroscopy Images. SPIE Medical Imaging, Feb 2014, San Diego, United Kingdom. pp.90361Y, ⟨10.1117/12.2043003⟩. ⟨hal-00933638⟩

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We present in this paper a preliminary study of rib motion tracking during Interventional Radiology …..

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2013

Journal articles

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Pierre-Frédéric Villard, Franck P. Vidal, Llyr Ap Cenydd, Richard Holbrey, S. Pisharody, et al.. Interventional radiology virtual simulator for liver biopsy. International Journal of Computer Assisted Radiology and Surgery, 2013, pp.1-13. ⟨10.1007/s11548-013-0929-0⟩. ⟨hal-00849184⟩

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Purpose Training in Interventional Radiology currently uses the apprenticeship model, where clinical …..

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Conference papers

ref_biblio

Franck P. Vidal, Pierre-Frédéric Villard, Evelyne Lutton. Automatic tuning of respiratory model for patient-based simulation. MIBISOC 2013 – International Conference on Medical Imaging using Bio-inspired and Soft Computing, May 2013, Brussels, Belgium. pp.225-231. ⟨hal-00824228⟩

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This paper is an overview of a method recently pub- lished in a biomedical journal (IEEE Transaction …..

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2012

Journal articles

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Franck P. Vidal, Pierre-Frédéric Villard, Evelyne Lutton. Tuning of patient specific deformable models using an adaptive evolutionary optimization strategy. IEEE Transactions on Biomedical Engineering, 2012, 59 (10), pp.2942 – 2949. ⟨10.1109/TBME.2012.2213251⟩. ⟨hal-00731910⟩

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We present and analyze the behavior of an evolutionary algorithm designed to estimate the parameters …..

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Conference papers

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Pierre-Frédéric Villard, Franck Vidal, Fernando Bello, Nigel W. John. A Method to Compute Respiration Parameters for Patient-based Simulators. MMVR – Medicine Meets Virtual Reality 19, Feb 2012, Newport Beach (CA), United States. pp.529-533, ⟨10.3233/978-1-61499-022-2-529⟩. ⟨hal-00670512⟩

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We propose a method to automatically tune a patient-based virtual environment training simulator for …..

Accès au texte intégral et bibtex

2011

Journal articles

ref_biblio

Sheena Johnson, Carianne Hunt, Helen Woolnough, Martin Crawshaw, Caroline Kilkenny, et al.. Virtual Reality, Ultrasound-guided Liver Biopsy Simulator: Development and Performance Discrimination. British Journal of Radiology, 2011, ⟨10.1259/bjr/47436030⟩. ⟨inria-00560487⟩

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Objectives: Identify and prospectively investigate simulated ultrasound-guided targeted liver biopsy …..

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Conference papers

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Niels Hald, Sudip K. Sarker, Paul Ziprin, Pierre-Frédéric Villard, Fernando Bello. Open surgery simulation of inguinal hernia repair.. Medicine Meets Virtual Reality (MMVR), Feb 2011, Newport Beach, California, United States. pp.202-208, ⟨10.3233/978-1-60750-706-2-202⟩. ⟨inria-00570250⟩

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Inguinal hernia repair procedures are often one of the first surgical procedures faced by junior sur …..

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Book sections

ref_biblio

Pierre-Frédéric Villard, Piers Boshier, Fernando Bello, Derek Gould. Virtual Reality Simulation of Liver Biopsy with a Respiratory Component. Hirokazu Takahashi. Liver Biopsy, InTech, 2011, 978-953-307-644-7. ⟨inria-00621263⟩

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The field of computer-based simulators has grown exponentially in the last few decades, especially i …..

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Books

ref_biblio

Pierre-Frédéric Villard. Simulation du Mouvement Pulmonaire pour un Traitement Oncologique – Application à la Radiothérapie et à l’Hadronthérapie. Editions universitaires europeennes, pp.152, 2011. ⟨hal-00595549⟩

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L’objectif de ces travaux est d’améliorer le traitement curatif du cancer du poumon par radiothéra …..

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2010

Conference papers

ref_biblio

Franck P. Vidal, Pierre-Frédéric Villard, Manuel Garnier, Nicolas Freud, Jean Michel Létang, et al.. Joint Simulation of Transmission X-ray Imaging on GPU and Patient’s Respiration on CPU. American Association of Physicists in Medicine Annual Meeting – AAPM 2010, Jul 2010, Philadelphia, United States. ⟨hal-00485720⟩

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Purpose: We previously proposed to compute the X-ray attenuation from polygons directly on the GPU, …..

Accès au texte intégral et bibtex

ref_biblio

Jacques Saadé, Anne-Laure Didier, Pierre-Frédéric Villard, Romain Buttin, Jean-Michel Moreau, et al.. A Preliminary Study For A Biomechanical Model Of The Respiratory System. Engineering and Computational Sciences for Medical Imaging in Oncology – ECSMIO 2010, May 2010, Angers, France. pp.509-515. ⟨hal-00509817⟩

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Tumour motion is an essential source of error for treatment planning in radiation therapy. This moti …..

Accès au texte intégral et bibtex

2009

Journal articles

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Pierre-Frédéric Villard, Franck P. Vidal, Carrie Hunt, Fernando Bello, Nigel W. John, et al.. A prototype percutaneous transhepatic cholangiography training simulator with real-time breathing motion. International Journal of Computer Assisted Radiology and Surgery, 2009, 4 (6), pp.571-578. ⟨10.1007/s11548-009-0367-1⟩. ⟨hal-00430223⟩

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Purpose : We present here a simulator for interventional radiology focusing on percutaneous transhep …..

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Conference papers

ref_biblio

Amrita Sinha, Karen T. Flood, David Kessel, Sheena Johnson, Carianne Hunt, et al.. The Role of Simulation in Medical Training and Assessment. Radiological Society of North America – RSNA 2009, Nov 2009, Chicago, United States. ⟨hal-00509830⟩

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An overview to medical simulation has been provided. In the context of procedural interventional rad …..

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Amrita Sinha, Sheena Johnson, Carianne Hunt, Helen Woolnough, Franck P. Vidal, et al.. Importance of virtual reality simulators in interventional radiology: the ImaGiNe-S CIRSE 2008 experience. Cardiovascular and Interventional Radiological Society of Europe – CIRSE 2009, Sep 2009, Lisbon, Portugal. ⟨hal-00510329⟩

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AIM: To determine face and content validity of a physics based virtual reality interventional radiol …..

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Pierre-Frédéric Villard, Vincent Luboz, Paul Neumann, Stéphane Cotin, Steve Dawson. CT Scan Merging to Enhance Navigation in Interventional Radiology Simulation. Medicine Meet Virtual Reality conference 17, Jan 2009, Long Beach, United States. pp.407-412, ⟨10.3233/978-1-58603-964-6-407⟩. ⟨hal-00973187⟩

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We present a method to merge two distinct CT scans acquired from dif- ferent patients such that the …..

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Pierre-Frédéric Villard, Franck P. Vidal, Carrie Hunt, Fernando Bello, Nigel W. John, et al.. Percutaneous Transhepatic Cholangiography Training Simulator with Real-time Breathing Motion. Proceeding of the 23rd International Congress of Computer Assisted Radiology and Surgery, 2009, Berlin, Germany. pp.S66-S67, ⟨10.1007/s11548-009-0326-x⟩. ⟨hal-00849193⟩

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Purpose : We present here a simulator for interventional radiology focusing on percutaneous transhep …..

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Franck P Vidal, Pierre-Frederic Villard, Richard Holbrey, Nigel W John, Fernando Bello, et al.. Developing An Immersive Ultrasound Guided Needle Puncture Simulator. Proceeding of Medicine Meets Virtual Reality 17 (MMVR17), 2009, Long Beach, California, United States. pp.398-400. ⟨hal-00849194⟩

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We present an integrated system for training ultrasound guided needle puncture. Our aim is to provid …..

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Fernando Bello, Andrew Bulpitt, Derek A. Gould, Richard Holbrey, Carrie Hunt, et al.. ImaGiNe-S: Imaging Guided Needle Simulation. Eurographics 2009 – Medical Prize, 2009, Munich, Germany. pp.5-8. ⟨hal-00849195⟩

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We present an integrated system for training visceral needle puncture procedures. Our aim is to prov …..

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Anne-Laure Didier, Pierre-Frédéric Villard, Jacques Saadé, Jean-Michel Moreau, Michaël Beuve, et al.. A chest wall model based on rib kinematics. 6th International Conference on Biomedical Visualization, 2009, Barcelona, Spain. ⟨hal-00849198⟩

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The success of radiotherapy treatment could be compromised by motion. Lung tumours are particularly …..

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ref_biblio

Pierre-Frederic Villard, Mathieu Jacob, Derek Gould, Fernando Bello. Haptic simulation of the liver with respiratory motion.. Proceeding of Medicine Meets Virtual Reality 17 (MMVR17), 2009, Long Beach, California, United States. pp.401-6. ⟨hal-00849196⟩

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During a standard procedure of liver biopsy, the motion due to respira- tion may be difficult to han …..

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Book sections

ref_biblio

Pierre-Frédéric Villard, Wesley Bourne, Fernando Bello. Interactive Simulation of Diaphragm Motion Through Muscle and Rib Kinematics. Nadia Magnenat-Thalmann, Jian J. Zhang, David D. Feng. Recent Advances in the 3D Physiological Human, Springer London, pp.91-103, 2009, ⟨10.1007/978-1-84882-565-9_6⟩. ⟨hal-00430234⟩

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Modelling of diaphragm behaviour is of relevance to a number of clini cal procedures such as lung ca …..

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ref_biblio

Derek A. Gould, Fernando Bello, Nigel John, Sheena Johnson, Carrie Hunt, et al.. Simulator development in vascular and visceral interventions. A. Branchereau and M. Jacobs. Innovative cardiovascular procedures, Simulator development in vascular and visceral interventions, Edizione Minerva Medica, pp.11-28, 2009. ⟨hal-00849192⟩

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Throughout the practice of procedural medicine, there is an unrelenting shift to management by less …..

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2008

Conference papers

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Chi Ying, Peter Cashman M.M., O.M. Damrah, Vincent Luboz, Pierre-Frederic Villard, et al.. Building soft-tissue constraints through a mass spring system for liver surgical simulations. Proceedings of European Society for Magnetic Resonance in Medicine and Biology (ESMRMB), 2008, Valence,, Spain. ⟨hal-00849191⟩

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Constraint between soft tissues (derived from MRI/CT image datasets) is a special type of intra-coll …..

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ref_biblio

Derek A. Gould, Franck P. Vidal, Chris Hughes, Pierre-Frederic Villard, Vinent Luboz, et al.. Interventional radiology core skills simulation: mid term status of the CRıt aIVE projects. Cardiovascular and Interventional Radiological Society of Europe 2008 (CIRCE 2008), 2008, Copenhagen, Denmark. pp.P~130. ⟨hal-00849271⟩

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The aim of this project is to develop Interventional Radiology (IR) simulator models for core skills …..

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Pierre-Frédéric Villard, Wesley Bourne, Fernando Bello. Modelling Organ Deformation Using Mass-Springs and Tensional Integrity. ISBMS, 2008, London, United Kingdom. pp.221-226. ⟨hal-00849197⟩

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In this paper we propose a new framework for deformation modelling based on a combined mass spring a …..

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ref_biblio

Pierre-Frederic Villard, Wesley Bourne, Fernando Bello. Real-Time Simulation of Diaphragm Motion Through Muscle and Rib Kinematics. Proceedings of he Workshop on 3D Physiological Human (3DPH), 2008, Zermatt, Switzerland. ⟨hal-00849186⟩

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Modelling of diaphragm behaviour is of relevance to a number of clini- cal procedures such as lung c …..

Accès au texte intégral et bibtex

ref_biblio

Pierre-Frederic Villard, Peter Littler, V. Gough, Franck P. Vidal, Chris Hughes, et al.. Improving the modeling of Medical Imaging data for simulation. Proceedings of United Kingdom Radiology Congress (UKRC), 2008, Birmingham, United Kingdom. ⟨hal-00849272⟩

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PURPOSE-MATERIALS: To use patient imaging as the basis for developing virtual environments (VE). BAC …..

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2007

Journal articles

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David Sarrut, Bertrand Delhay, Pierre-Frédéric Villard, Vlad Boldea, Michael Beuve, et al.. A Comparison Framework for Breathing Motion Estimation Methods From 4-D Imaging. IEEE Transactions on Medical Imaging, 2007, 26 (12), pp.1636-1648. ⟨10.1109/TMI.2007.901006⟩. ⟨hal-00973183⟩

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Motion estimation is an important issue in radia- tion therapy of moving organs. In particular, moti …..

Accès au bibtex

ref_biblio

Anne-Laure Didier, Pierre-Frédéric Villard, Michaël Beuve, Behzad Shariat. Mechanical role of pleura on lung motion during breathing. Computer Methods in Biomechanics and Biomedical Engineering, 2007, 10 (sup1), pp.155-156. ⟨10.1080/10255840701479602⟩. ⟨hal-00849199⟩

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Organs motions, in particular due to patient’s breathing are crucial for the accuracy of radiotherap …..

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Conference papers

ref_biblio

Anne-Laure Didier, Pierre-Frédéric Villard, Michael Beuve, B. Shariat. Mechanical role of pleura on lung motion during breathing. XXXIIème Congrès Annuel de la SOCIÉTÉ DE BIOMÉCANIQUE, Aug 2007, Lyon, France. ⟨hal-01486866⟩

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Organ motions, in particular due to patient’s breathing, are crucial for the accuracy of radiother …..

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ref_biblio

Anne-Laure Didier, Pierre-Frédéric Villard, Jean-Yves Bayle, Michaël Beuve, Behzad Shariat. Breathing Thorax Simulation based on Pleura Behaviour and Rib Kinematics. Information Visualisation – MediVis, 2007, Zurich, Switzerland. pp.35–40. ⟨hal-00849200⟩

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To monitor a lung mechanical model and then predict tumour motion we proposed a approach based on th …..

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2006

Conference papers

ref_biblio

Pierre-Frédéric Villard, Michaël Beuve, B. Shariat. Lung 4D CT scan Generation. 2nd Workshop on Computer Assisted Diagnosis and Surgery, Mar 2006, Santiago (Chile), Chile. pp.47-50. ⟨hal-01549114⟩

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Cancer ionising treatments need accurate tumour targeting, which is difficult for lung cancer due to …..

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ref_biblio

Pierre-Frédéric Villard, Michaël Beuve, Behzad Shariat. An Approach to Convert 4D Geometry into a 4D CT Scan. WSCG (Winter School of Computer Graphics), 2006, Plzen, Czech Republic. pp.163–170. ⟨hal-00849203⟩

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We present an approach to convert the geometrical data produced by a physical simulation of soft-org …..

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ref_biblio

Pierre-Frédéric Villard, Michaël Beuve, Behzad Shariat. 4D CT scan Generation of Lung from Physical Simulation of Pulmonary Motion. 2nd Workshop on Computer Assisted Diagnosis and Surgery, 2006, Santiago, Chile. pp.47–50. ⟨hal-00849202⟩

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Cancer ionising treatments need accurate tumour targeting, which is difficult for lung cancer due to …..

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Pierre-Frédéric Villard, Gabriel Fournier, Michaël Beuve, Behzad Shariat. Visualisation of Physical Lung Simulation: an Interactive Application to Assist Physicians. Information Visualisation, 2006, London, United Kingdom. pp.65–70. ⟨hal-00849201⟩

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Radiation therapy of cancer necessitates accurate tumour targeting. Unfortunately, during the treatm …..

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Proceedings

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Pierre-Frédéric Villard, Gabriel Fournier, Michaël Beuve, B. Shariat. Visualisation de Simulation Biomécanique : Application au Poumon. 13èmes journées du groupe de travail Animation et Simulation, Toulouse, p. 114-119, 2006. ⟨hal-01549130⟩

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Visualisation de Simulation Biomécanique : Application au Poumon

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Theses

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Pierre-Frédéric Villard. Simulation du Mouvement Pulmonaire pour un Traitement Oncologique. Traitement du signal et de l’image [eess.SP]. Université Claude Bernard – Lyon I, 2006. Français. ⟨NNT : ⟩. ⟨tel-00858260⟩

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The aim of this thesis is to improve lung cancer treatment by radiotherapy or hadrontherapy. We focu …..

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2005

Conference papers

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Pierre-Frédéric Villard, Vincent Baudet, Michaël Beuve, Behzad Shariat, Fabrice Jaillet. Resolution of Non-Linear Problems In Realistic-Lung-Inflating Simulation with Finite Element Method.. 10th workshop on Heavy Charged Particles in Biology and Medicine. Oropa (Italy), 2005, Oropa, Italy. pp.184–187. ⟨hal-00849205⟩

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Hadrontherapy treatment needs accurate tumour targeting, which is difficult for lung cancer due to b …..

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Pierre-Frédéric Villard, Michaël Beuve, Behzad Shariat, Vincent Baudet, Fabrice Jaillet. Simulation of Lung Behaviour with Finite Elements : Influence of Bio-Mechanical Parameters. Information Visualisation, 2005, London, United Kingdom. pp.9–14. ⟨hal-00849204⟩

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Motivated by medical needs, we propose to simulate lung deformation and motion during respiration to …..

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Proceedings

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Pierre-Frédéric Villard, Vincent Baudet, Michaël Beuve, Fabrice Jaillet, B. Shariat. Modélisation d’Organes en Mouvement, Etude des Paramètres Mécaniques. 12èmes journées du groupe de travail Animation et Simulation, Lille, p. 81-92, 2005. ⟨hal-01531212⟩

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2004

Conference papers

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Pierre-Frédéric Villard, Michaël Beuve, Behzad Shariat, Vincent Baudet, Fabrice Jaillet. Lung Mesh Generation to Simulate Breathing Motion with a Finite Element Method. Information Visualisation, 2004, London, United Kingdom. pp.194–199. ⟨hal-00849206⟩

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Numerical modelling of lung behaviour during the respiration cycle is a difficult challenge due to i …..

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2003

Conference papers

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Vincent Baudet, Pierre-Frédéric Villard, Michaël Beuve, B. Shariat. Modelisation of Target Motion and Organ Deformation : Lung Tumour Tracking. 9th workshop on Heavy Charged Particles in Biology and Medicine (HCPBM 2003), Oct 2003, Lyon, France. pp.37-72. ⟨hal-01514837⟩

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Pierre-Frédéric Villard, Michaël Beuve, Behzad Shariat, Vincent Baudet, Fabrice Jaillet, et al.. Continous Media Mechanics simulation of Lung Motion.. 9th workshop on Heavy Charged Particles in Biology and Medicine, 2003, Lyon, France. ⟨hal-00849210⟩

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The purpose of this investigation is to simulate and predict the behavior of lungs during cancer tre …..

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Vincent Baudet, Pierre-Frédéric Villard, Fabrice Jaillet, Michaël Beuve, Behzad Shariat. Towards Accurate Tumour Tracking in Lungs. Information Visualisation, 2003, London, United Kingdom. pp.338–343. ⟨hal-00849207⟩

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Motivated by radiotherapy and hadrontherapy improvement, we consider in a first step the potential o …..

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Pierre-Frédéric Villard, Vincent Baudet. Modélisation comportementale du poumon pour l’amélioration des traitements oncologiques. 10ème Journée des jeunes chercheurs, SFGBM, 2003, Nantes, France. pp.182–183. ⟨hal-00849208⟩

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Curative treatment of lung cancer is difficult because of organ motions. A treatment improvement con …..

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Vincent Baudet, Fabrice Jaillet, Behzad Shariat, Pierre-Frédéric Villard, Michaël Beuve, et al.. Approach to Simulate Tumour Displacements in Lungs with Mass Spring System.. 9th workshop on Heavy Charged Particles in Biology and Medicine, 2003, Lyon, France. ⟨hal-00849209⟩

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Our team gathers medical, physical and computer science researchers to develop a personalised simula …..

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2001

Conference papers

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Stéphane Albin, Pierre-Frédéric Villard, Bernard Péroche. Sources directionnelles en tracé de rayons. Journées AFIG 2001, 2001, Limoges, France. pp.225-234. ⟨hal-00849343⟩

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Ce document traite de la prise en compte du caractère directionnel d’une source lumineuse. Après u …..

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Master thesis

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Pierre-Frédéric Villard. Modelisation de Nouvelles Sources Lumineuses pour le Lancer de Rayons. Synthèse d’image et réalité virtuelle [cs.GR]. 2001. ⟨hal-00849273⟩

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Ces dernières années, de nombreuses méthodes ont été proposées pour caractériser la lumière …..

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