
Philippe Delachartre
Présentation
Affiliation
Université Lyon, INSA Lyon, CREATIS
https://www.creatis.insa-lyon.fr/~phild/
Research interests
Signal and image processing in medical imaging: detection, segmentation, denoising, motion estimation, machine and deep learning applied to ultrasound and MRI.
Professional experience
30 years of experience in ultrasound image processing and contribution to more than 100 publications.
1994 PhD thesis – underwater acoustic, signal processing, signal classification with neural network
1995 - Associate professor and Professor in medical imaging
Grants
Coordinator of 5 projects over the last 4 years:
[P1] Rhône Alpes Auvergne region project, PhD thesis and support, automatic emboli characterization and classification with deep learning, 2019-2023, 170 k€.
[P2] ANR LabCom AtysCrea with Atys Medical, Transcranial Doppler and High Frequency Ultrasound Imaging, 2014-17, 300 k€ (https://www.atyscrea.insa-lyon.fr/fr).
[P3] Rhône Alpes ARC region project, PhD thesis and support, 2013-16, 100 k€, image denoising.
[P4] Contract with Institut Pierre Fabre Toulouse, "Automatic characterization of the dermis on ultrasound images, 2016-18, 45 k€.
[P5] Lyon University/Labex Celya contract with the labtau, 2017, "Segmentation of 3D images of the prostate by convolutional neural networks", 21 k€.
Doctoral supervision
9 PhD students
Publications
Publications
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Conformal Prediction for Explainable AI and Lesion Detection in 3D Cranial Ultrasound2024 IEEE Ultrasonics, Ferroelectrics, and Frequency Control Joint Symposium (UFFC-JS), Sep 2024, Taipei, France. pp.1-4, ⟨10.1109/UFFC-JS60046.2024.10793934⟩
Communication dans un congrès
hal-04913331
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Soft labels noise tolerant loss functions for transcranial Doppler ultrasound signal classification2023 IEEE International Ultrasonics Symposium (IUS), Sep 2023, Montreal, Canada. pp.1-4, ⟨10.1109/IUS51837.2023.10308259⟩
Communication dans un congrès
hal-04285806
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Hyperquaternions and physicsSciPost Physics Proceedings, Jul 2022, Strasbourg, France. pp.030, ⟨10.21468/SciPostPhysProc.14.030⟩
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hal-04309170
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PWML Detection in 3D Cranial Ultrasound Volumes using Over-segmentation and Multimodal Classification with Deep Learning2023 IEEE 20th International Symposium on Biomedical Imaging (ISBI), Apr 2023, Cartagena, Colombia. pp.1-5, ⟨10.1109/ISBI53787.2023.10230607⟩
Communication dans un congrès
hal-04228359
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Deep Embedded Clustering Regularization for Supervised Imbalanced Cerebral Emboli Classification Using Transcranial Doppler Ultrasound2023 31st European Signal Processing Conference (EUSIPCO), Sep 2023, Helsinki, Finland. pp.1165-1169, ⟨10.23919/EUSIPCO58844.2023.10289988⟩
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hal-04285815
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Vision Transformer and Multiview Classification for Lesion Detection in 3D Cranial Ultrasound2023 IEEE International Ultrasonics Symposium (IUS), Sep 2023, Montreal, Canada. pp.1-5, ⟨10.1109/IUS51837.2023.10306345⟩
Communication dans un congrès
hal-04285810
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An hybrid cnn-transformer model based on multi-feature extraction and attention fusion mechanism for cerebral emboli classificationMachine Learning for Healthcare, Aug 2022, Durham, United States
Communication dans un congrès
hal-04429525
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Semi-supervised annotation of Transcranial Doppler ultrasound micro-embolic data2021 IEEE International Ultrasonics Symposium (IUS), Sep 2021, Xi'an, China. ⟨10.1109/IUS52206.2021.9593847⟩
Communication dans un congrès
hal-03521384
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3D Clifford Analytic Signal for 3D Envelope Detection on Ultrasound Volume2021 IEEE International Ultrasonics Symposium (IUS), Sep 2021, Xi'an, China. pp.1-4, ⟨10.1109/IUS52206.2021.9593437⟩
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hal-03474875
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Quantitative Comparison of 3D Freehand Ultrasound and MRI Images of the Neonatal Brain2020 IEEE International Ultrasonics Symposium (IUS), Sep 2020, Las Vegas (virtual), United States. ⟨10.1109/IUS46767.2020.9251324⟩
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hal-03148335
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Automatic classification of brain emboli using transcranial Doppler and convolutional neural networksForum Acusticum, Dec 2020, Lyon, France. pp.2693-2694, ⟨10.48465/fa.2020.0793⟩
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hal-03242473
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Priority U-Net: Detection of Punctuate White Matter Lesions in Preterm Neonate in 3D Cranial Ultrasonography priority u-Net for detection of pwml in preterm 3d Cranial UltrasonographyMedical Imaging with Deep Learning (MIDL), Jul 2020, Montreal, Canada. pp.205-216
Communication dans un congrès
hal-02995667
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Hyperquaternions: An Efficient Mathematical Formalism for GeometryGeometric Science of Information. 4th International Conference (GSI 2019), Frank Nielsen; Frédéric Barbaresco, Aug 2019, Toulouse, France. pp.116-125, ⟨10.1007/978-3-030-26980-7_13⟩
Communication dans un congrès
hal-02276429
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Segmentation of neonates cerebral ventricles with 2D CNN in 3D US data: suitable training-set size and data augmentation strategies2019 IEEE International Ultrasonics Symposium (IUS), Oct 2019, Glasgow, United Kingdom. pp.2122-2125, ⟨10.1109/ULTSYM.2019.8925799⟩
Communication dans un congrès
hal-03148378
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Automatic Segmentation of the Cerebral Ventricle in Neonates Using Deep Learning with 3D Reconstructed Freehand Ultrasound Imaging2018 IEEE International Ultrasonics Symposium (IUS), Oct 2018, Kobe, Japan. pp.1-4, ⟨10.1109/ULTSYM.2018.8580214⟩
Communication dans un congrès
hal-02043054
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Hyperquaternion Symmetry Groups11th International Conference on Clifford Algebras and Their Applications in Mathematical Physics (ICCA11), Aug 2017, Ghent, Belgium
Communication dans un congrès
hal-01695594
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Apprentissage pour la segmentation de la prostate en IRM : architectures multi-échelle résiduellesConférence sur l'Apprentissage Automatique, Jun 2017, Grenoble, France
Communication dans un congrès
hal-02043088
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Hyperquaternions and Physics: Historical Outlook11th International Conference on Clifford Algebras and Their Applications in Mathematical Physics (ICCA11), Aug 2017, Ghent, Belgium
Communication dans un congrès
hal-01695581
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Segmentation of High Frequency Ultrasound Skin DataRecherche en Imagerie et Technologies pour la Santé, Mar 2017, Lyon, France
Communication dans un congrès
hal-02043200
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Vessel segmentation in high-frequency 2D/3D ultrasound images2016 IEEE International Ultrasonics Symposium (IUS), Sep 2016, Tours, France. pp.1-4, ⟨10.1109/ULTSYM.2016.7728628⟩
Communication dans un congrès
hal-02043203
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Segmentation of the lateral ventricles in 3D ultrasound images of the brain in neonates2016 IEEE International Ultrasonics Symposium (IUS 2016), Sep 2016, Tours, France. ⟨10.1109/ULTSYM.2016.7728560⟩
Communication dans un congrès
hal-01938672
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Détection de micro-emboles par une approche de classification superviséeGRETSI, Sep 2015, Lyon, France
Communication dans un congrès
hal-02043219
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A comparison of non-parametric segmentation methodsColloque GRETSI 2015, Sep 2015, Lyon, France. pp.4
Communication dans un congrès
hal-01307318
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Cardiac motion analysis using wavelet projections from tagged MR sequencesIEEE International Conference on Image Processing (ICIP), Oct 2014, Paris, France. pp.189-193, ⟨10.1109/ICIP.2014.7025037⟩
Communication dans un congrès
hal-01592637
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A variational Shearlet-based model for aortic stent detection12th International Conference on Signal Processing (ICSP), 2014 , Oct 2014, Hangzhou, China. pp.1052-1056, ⟨10.1109/ICOSP.2014.7015165⟩
Communication dans un congrès
hal-01622728
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Time-frequency Blood Flow Parameters Estimation for Micro-emboli DetectionIEEE ISPA, 2015, Zagreb, Croatia. pp. 66-71
Communication dans un congrès
hal-01917475
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Myocardial Motion Estimation Using Optical Flow with Multiple Constraint EquationsIEEE International Conference on Signal Processing (ICSP14), Oct 2014, HangZhou, China. pp.1066-1071
Communication dans un congrès
hal-01102920
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Extension of Analytic Signal conception on Dynamic Image Sequences9ème édition de la conférence MAnifestation des JEunes Chercheurs en Sciences et Technologies de l'Information et de la Communication - MajecSTIC 2012, Nicolas Gouvy, Oct 2012, Villeneuve d'Ascq, France
Communication dans un congrès
hal-00780356
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Phase extraction of the Analytic Video Signal in Clifford Algebra5th conference on Applied Geometric Algebras in Computer Science and Engineering, Jul 2012, La Rochelle, France
Communication dans un congrès
hal-00839287
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3-D biquaternionic analytic signal and application to envelope detection in 3-D ultrasound imaging2nd International Conference on 3D Imaging, Dec 2012, Liège, Belgium. pp.1-8, ⟨10.1109/IC3D.2012.6615144⟩
Communication dans un congrès
hal-00828548
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Motion estimation in ultrasound imaging applied to the diagnostic of pelvic floor disorders33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2011), IEEE Engineering in Medicine and Biology Society, Aug 2011, Boston, Massachusetts, United States. pp.8058--8061, ⟨10.1109/IEMBS.2011.6091987⟩
Communication dans un congrès
hal-03146730
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Transverse oscillations for tissue motion estimationInternational Congress on Ultrasonics 2009, Physics Procedia, 2010, Santiago, Chile. pp.235-244, ⟨10.1016/j.phpro.2010.01.032⟩
Communication dans un congrès
hal-01923301
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Motion estimation using prebeamformed ultrasound signalsIEEE International Ultrasonic Symposium, 2010, San Diego, USA, Unknown Region. pp.2004-2007, ⟨10.1109/ULTSYM.2010.5935717⟩
Communication dans un congrès
hal-01955147
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Formation de champ de déplacements à partir des signaux bruts. Application à l\'imagerie ultrasonore en synthèse d\'ouvertureXXIIe Colloque GRETSI - Traitement du Signal et des Images (GRETSI\textquoteright09), 2009, Dijon, France. pp.ID341
Communication dans un congrès
hal-01955156
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Real-time specific beamforming applied to motion trajectory estimation in ultrasound imagingIEEE International Ultrasonics Symposium, 2009, Roma, Italy. pp.1342-1345, ⟨10.1109/ULTSYM.2009.5441925⟩
Communication dans un congrès
hal-01955155
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Tangential sound field oscillations for 2D motion estimation in echocardiographyIEEE International Ultrasonics Symposium, 2009, Roma, Italy. pp.498-501, ⟨10.1109/ULTSYM.2009.5441917⟩
Communication dans un congrès
hal-01922366
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Static mechanical assessment of elastic Young\textquoterights modulus of tissue mimicking materials used for medical imagingProc. 29th Int. IEEE EMBC 2007, 2007, Lyon, France. pp.3450-3453, ⟨10.1109/IEMBS.2007.4353073⟩
Communication dans un congrès
hal-01955163
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Parametric deformable block matching for ultrasound imagingIEEE International Conference on Image Processing ICIP\textquoteright07, 2007, San Antonio, USA, Unknown Region. pp.II-429-II-432, ⟨10.1109/ICIP.2007.4379184⟩
Communication dans un congrès
hal-01955160
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Beamforming techniques for motion estimation in ultrasound elastographyIEEE International Ultrasonics Symposium, 2007, New-York, USA, Unknown Region. pp.1953-1956, ⟨10.1109/ULTSYM.2007.491⟩
Communication dans un congrès
hal-01955158
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Two-dimensional least-squares estimation for motion tracking in ultrasound elastographyIEEE EMBC, 2007, Lyon, France. pp.2155-2158, ⟨10.1109/IEMBS.2007.4352749⟩
Communication dans un congrès
hal-01955159
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3D dynamical ultrasonic model of pulsating wall vesselsUltrasonics International (UI\textquoteright05) and World Congress on Ultrasonics (WCU), 2006, Beijing, P.R., China. pp.e179-e183, ⟨10.1016/j.ultras.2006.06.045⟩
Communication dans un congrès
istex
hal-01986434
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Two-dimensional sub-sample estimation using plane phase fittingIEEE ICASSP, 2006, Toulouse, France. pp.1152-1155, ⟨10.1109/ICASSP.2006.1660552⟩
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hal-01955165
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Improved Beamforming for Lateral Oscillations in Elastography Using Synthetic Aperture ImagingIEEE International Ultrasonics Symposium, 2006, Vancouver, Canada. pp.(2168-2171), ⟨10.1109/ULTSYM.2006.548⟩
Communication dans un congrès
hal-01955164
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Hardware implementation for receive beamforming and transverse elasticity imagingIEEE International Ultrasonics Symposium, 2004, Montréal, Canada. pp.1488-1491, ⟨10.1109/ULTSYM.2004.1418084⟩
Communication dans un congrès
hal-01955171
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Direct estimation of the lateral strain field using a double oscillating point spread function with a scaling factor estimatorSPIE Medical Imaging, 2004, San Diego, USA, Unknown Region. pp.163-172, ⟨10.1117/12.533023⟩
Communication dans un congrès
hal-01955170
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A new 3D ultrasonic model of pathologic carotid vessels based on generalized cylindersIEEE International Ultrasonics Symposium, 2004, Montreal, Canada. pp.2177-2180
Communication dans un congrès
hal-01986446
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Complete Processing for Intravascular Ultrasound ElastographyWorld Congress on Ultrasonics, 2003, Paris, France. pp.1089-1092
Communication dans un congrès
hal-01988519
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Edge-Preserving reconstruction for Young\textquoterights modulus recovery from ultrasonic dataIEEE Ultrasonics Symposium, 2003, Honolulu, Hawaii, USA, Unknown Region. pp.1919-1922, ⟨10.1109/ULTSYM.2003.1293291⟩
Communication dans un congrès
hal-01955172
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Spatial Anisotropic Diffusion and Local Time Correlation Applied to Segmentation of Vessels in Ultrasound Image SequencesIEEE International Ultrasonics Symposium, 2003, Honolulu, Hawaii, USA, Unknown Region. pp.1549-1552
Communication dans un congrès
hal-01986448
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Complete processing for quantitative intravascular ultrasound elastography1st International conference of the Ultrasonic Measurement and Imaging of Tissue Elasticity, 2002, Niagara Falls, Canada
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hal-01988521
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Correction of stress decay in intravascular elastography by combination of radial and tangential strainIEEE International Ultrasonics Symposium, 2002, Munich, Germany. pp.1877-1880, ⟨10.1109/ULTSYM.2002.1192675⟩
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hal-01955173
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Signal local compression computation for imaging strains within a vessel mimicking cryogel phantom and a carotid arteryIEEE International Ultrasonics Symposium, 2001, Atlanta, United States
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hal-01988522
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Specificities and new developments in intravascular ultrasound imaging44th Annual Convention. American Institute of Ultrasound in Medicine, Apr 2000, San Francisco, CA, United States
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hal-01988577
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Axial strain imaging of vessel mimicking cryogel phantomsInt Symposium of IEEE Ultrason, 2000, San Juan, Puerto Rico. pp.1821-1824
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hal-01988524
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Axial strain imaging of sponge and tissu mimicking phantomsAmerican Institute of Utrasound in Medicine, 44th Annual Convention, 2000, San Francisco, United States
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hal-01988525
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Effects of bovine muscle composition and structure on ultrasonic measurementsNew developments in guaranteeing the optimal sensory quality of meat, 1999, Madrid, Spain. pp.143-162
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hal-01986458
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Strain imaging using a local estimation of scaling factor from RF ultrasound signalsUltrasonic Imaging and Tissue Characterization, 1999, Arlington, United States. pp.54
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hal-01988526
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Correction of geometric artifacts in intravascular ultrasound imaging during stent implantationInternational Ultrasonics Symposium, 1999, Tahoe, United States. pp.1533-1536
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hal-01988527
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Improving the spatial resolution of intravascular ultrasound imaging with synthetic aperture Fourier-based methodsIEEE, International Ultrasonics Symposium, 1997, Toronto, Canada. pp.1531\textendash1534
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hal-01988535
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Wideband inverse filtering to improve active sonar detection in background reverberationVIII EUSIPCO, 1996, Trieste, Italy. pp.1829\textendash1832
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hal-01988541
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Accurate position and orientation parameters correlated to wideband echo: a new approach for classification of fish speciesVIII EUSIPCO, 1995, Trieste, Italy. pp.1833\textendash1836
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hal-01988540
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Fourier-Based imaging applied to synthetic aperture sonarIEEE Oceans\textquoteright96, 1996, Fort Lauderdale, United States. pp.1521\textendash1526
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hal-01988542
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Estimation of the causal impulse response of underwater targetICASSP'94, May 1994, Adélaïde, Australia
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hal-02774363
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Sea-bottom backscattering modeling with a wideband constant beamwidth sonar at normal incidenceIEEE International Ultrasonics Symposium, 1995, Seattle, United States. pp.1077\textendash1080
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hal-01988545
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Time-frequency representation adapted to chirp signals : application to analysis of sphere scatteringIEEE International Ultrasonics Symposium, 1994, Cannes, France. pp.1139\textendash1142
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hal-01988548
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Bottom classification using information in the spectral domain and time-frequency domainIEEE Oceans\textquoteright94, 1994, Brest, France. pp.II.659-II.664
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hal-01988550
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Time frequency representation adapted to shirp signals : application to analysis of sphere scatteringIEEE International ultrasonic symposium, Nov 1994, Cannes, France
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hal-02777037
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Analysis of sedimentary bottom impulse response using a wide band sonarIEEE Oceans\textquoteright94, 1994, Brest, France. pp.I.813-I.818
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hal-01988547
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Estimation of the causal impulse response of an underwater targetIEEE Int. Conf. on ASSP, 1994, Adelaide, Australia. pp.385\textendash388
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hal-01988546
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Analyse en large bande du comportement acoustique du fond sous-marin14. Colloque GRETSI, Sep 1993, Juan-les-Pins, France
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Identification d\textquoterightun système sonar large bande3ème Journées d\textquoterightAcoustique Physique sous-marine et ultrasonore, 1993, Le Havre, France
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Analyse en large bande du comportement acoustique du fond sous-marin14e Colloque sur le traitement du signal et des images, 1993, Juan-les-Pins, France. pp.1163\textendash1166
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DENSONIC : an ultrasonic system for the monitoring of submarine batteriesUndersea Defence Technology, 1992, London, United Kingdom. pp.90\textendash94
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Time-frequency analysis applied to sandy bottom echoesIEEE Ultrasonics Symposium, 1992, Tucson, United States. pp.345\textendash348
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Speed of sound in sulfuric acid solution : application to density measurementIEEE Ultrasonics symposium, 1992, Tucson, United States. pp.969-972
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Time frequency analysis applied to sandy bottom echoesIEEE Ultrasonics Symposium., Oct 1992, Tucson, United States
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Classification of lake bottom echo signals using a wideband sonar systemProceedings of the 14th International Congress on Acoustics, 1992, Tucson, China. pp.B2-2
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Spectral characterization of lake bottom echo signals using a wideband sonaEuropean Conf. on Underwater Acoustics, 1992, Luxembourg, Luxembourg. pp.477\textendash480
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Spectral characterization of lake bottom echo signals using a wideband sonarConference on underwater acoustics., Sep 1992, Luxemburg, Luxembourg
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hal-02775424
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Estimation du mouvement du coeur basée sur la phase en imagerie cardiaque multimodalitésPatrick Clarysse, Denis Friboulet. Traitement et analyse des images cardiaques - Traité IC2 Série Information et Science du vivant, Hermès-Lavoisier, pp.221-248, 2015, 978-2-7462-2563-3
Chapitre d'ouvrage
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Phase-Based Heart Motion Estimation in Multimodality Cardiac ImagingPatrick Clarysse, Denis Friboulet. Multi-Modality Cardiac Imaging, Wiley, pp.217-235, 2015, 9781848212350. ⟨10.1002/9781118574362.ch6⟩
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Differential Geometry Revisited by Biquaternion Clifford Algebra Lecture Notes in Computer Science - Curves and Surfaces, 9213, pp.216-242, 2015, 978-3-319-22804-4. ⟨10.1007/978-3-319-22804-4_17⟩
Chapitre d'ouvrage
hal-01622682
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Imagerie médicale ultrasonoreBRIGUET André, FANET Hervé, SAPPEY-MARINIER Dominique, VRAY Didier. Imagerie médicale à base de champs magnétiques et d'ultrasons, Hermes-Lavoisier, pp.NA, 2014, Traité EGEM, série Electronique et micro-électronique
Chapitre d'ouvrage
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Ultrasound Medical ImagingHervé Fanet. Medical Imaging Based on Magnetic Fields and Ultrasounds, John Wiley & Sons, Inc., pp.1-72, 2014, 978-1848215023. ⟨10.1002/9781118761236.ch1⟩
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Analytic Video (2D+T) Signals by Clifford Fourier Transforms in Multiquaternion Grassmann-Hamilton-Clifford AlgebrasHitzer, Eckhard; Sangwine, Stephen J. Quaternion and Clifford Fourier transforms and Wavelets, TIM/Birkhauser: Springer, pp.350, 2013, 978-3-0348-0602-2
Chapitre d'ouvrage
hal-00828026
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Demonstration software for segmentation of the dermis in 50 MHz ultrasound 2D images of the skin2018
Autre publication scientifique
hal-02429209
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