Dr Francois Chadebecq

Dr Francois Chadebecq
NameDr Francois Chadebecq
Job titleLecturer in Computer Science
Research institute
Primary appointmentComputer Science
Email addressf.chadebecq@mdx.ac.uk
ORCIDhttps://orcid.org/0000-0002-1912-7568
Contact categoryResearcher

Biography

Biography

I am a Lecturer in Computer Vision at the Middlesex University Department of Computer Science.

Before joining Middlesex University I was a Research Fellow at University College London within the Computer Science Department and the Wellcome / EPSRC Centre for Interventional and Surgical Sciences (WEISS).

Teaching

CST1130 Foundations of Computer Science (BSc Computer Science)

CST1110 Programming module (BSc Computer Science)

CST3990 Undergraduate Individual Project (BSc Computer Science)

CST3390 Undergraduate Individual Project (BSc Information Technology and Business Information Systems)

CST4090 Individual Data Science Project (MSc Data Science)

Employment

Lecturer
Middlesex University
01 Oct 2021

Education and qualifications

Grants

Prizes and Awards

Research outputs

Identifying key mechanisms leading to visual recognition errors for missed colorectal polyps using eye-tracking technology

Ahmad, O., Mazomenos, E., Chadebecq, F., Kader, R., Hussein, M., Haidry, R., Puyal, J., Brandao, P., Toth, D. and Mountney, P. 2023. Identifying key mechanisms leading to visual recognition errors for missed colorectal polyps using eye-tracking technology. Journal of Gastroenterology and Hepatology. 38 (5), pp. 768-774. https://doi.org/10.1111/jgh.16127

SuperPoint features in endoscopy

Leon Barbed, O., Chadebecq, F., Morlana, J., Montiel, J. and Murillo, A. 2022. SuperPoint features in endoscopy. Manfredi, L., Ahmadi, S., Bronstein, M., Kazi, A., Lomanto, D., Mathew, A., Magerand, L., Mullakaeva, K., Papiez, B., Taylor, R. and Trucco, E. (ed.) 1st MICCAI Workshop on Imaging Systems for GI Endoscopy. Singapore 18 - 18 Sep 2022 Cham Springer. https://doi.org/10.1007/978-3-031-21083-9_5

Artificial intelligence and automation in endoscopy and surgery

Chadebecq, F., Lovat, L. and Stoyanov, D. 2023. Artificial intelligence and automation in endoscopy and surgery. Nature Reviews Gastroenterology and Hepatology. 20 (3), pp. 171-182. https://doi.org/10.1038/s41575-022-00701-y

P19 Structure-from-motion analysis may generate an accurate automated bowel preparation score

Chadebecq, F., Mountney, P., Ahmad, O., Kader, R., Lovat, L. and Stoyanov, D. 2021. P19 Structure-from-motion analysis may generate an accurate automated bowel preparation score. BSG Campus 2021. Online 21 - 29 Jan 2021 BMJ. https://doi.org/gutjnl-2020-bsgcampus.94

Computer vision in the surgical operating room

Chadebecq, F., Vasconcelos, F., Mazomenos, E. and Stoyanov, D. 2020. Computer vision in the surgical operating room. Visceral Medicine. 36 (6), pp. 456-462. https://doi.org/10.1159/000511934

Refractive two-view reconstruction for underwater 3D vision

Chadebecq, F., Vasconcelos, F., Lacher, R., Maneas, E., Desjardins, A., Ourselin, S., Vercauteren, T. and Stoyanov, D. 2020. Refractive two-view reconstruction for underwater 3D vision. International Journal of Computer Vision. 128 (5), pp. 1101-1117. https://doi.org/10.1007/s11263-019-01218-9

Automated pick-up of suturing needles for robotic surgical assistance

D'Ettorre, C., Dwyer, G., Du, X., Chadebecq, F., Vasconcelos, F., De Momi, E. and Stoyanov, D. 2018. Automated pick-up of suturing needles for robotic surgical assistance. 2018 IEEE International Conference on Robotics and Automation (ICRA). Brisbane, QLD, Australia 21 - 25 May 2018 IEEE. pp. 1370-1377 https://doi.org/10.1109/ICRA.2018.8461200

Adjoint transformation algorithm for hand-eye calibration with applications in robotic assisted surgery

Pachtrachai, K., Vasconcelos, F., Chadebecq, F., Allan, M., Hailes, S., Pawar, V. and Stoyanov, D. 2018. Adjoint transformation algorithm for hand-eye calibration with applications in robotic assisted surgery. Annals of Biomedical Engineering. 46 (10), pp. 1606-1620. https://doi.org/10.1007/s10439-018-2097-4

Monocular 3D reconstruction of the colon using CNNs trained on synthetic data

Rau, A., Chadebecq, F., Stoyanov, D. and Riordan, P. 2018. Monocular 3D reconstruction of the colon using CNNs trained on synthetic data. 8th Joint Workshop on New Technologies for Computer/Robot Assisted Surgery. London, UK 10 - 11 Sep 2018 CRAS.

Corner-based geometric calibration of multi-focus plenoptic cameras

Nousias, S., Chadebecq, F., Pichat, J., Keane, P., Ourselin, S. and Bergeles, C. 2017. Corner-based geometric calibration of multi-focus plenoptic cameras. 2017 IEEE International Conference on Computer Vision (ICCV). Venice, Italy 22 - 29 Oct 2017 IEEE. pp. 957-965 https://doi.org/10.1109/ICCV.2017.109

Refractive structure-from-motion through a flat refractive interface

Chadebecq, F., Vasconcelos, F., Dwyer, G., Lacher, R., Ourselin, S., Vercauteren, T. and Stoyanov, D. 2017. Refractive structure-from-motion through a flat refractive interface. 2017 IEEE International Conference on Computer Vision (ICCV). Venice, Italy 22 - 29 Oct 2017 IEEE. pp. 5325-5333 https://doi.org/10.1109/ICCV.2017.568

A continuum robot and control interface for surgical assist in fetoscopic interventions

Dwyer, G., Chadebecq, F., Amo, M., Bergeles, C., Maneas, E., Pawar, V., Poorten, E., Deprest, J., Ourselin, S., De Coppi, P., Vercauteren, T. and Stoyanov, D. 2017. A continuum robot and control interface for surgical assist in fetoscopic interventions. IEEE Robotics and Automation Letters. 2 (3), pp. 1656-1663. https://doi.org/10.1109/LRA.2017.2679902

Medical-grade sterilizable target for fluid-immersed fetoscope optical distortion calibration

Nikitichev, D., Shakir, D., Chadebecq, F., Tella, M., Deprest, J., Stoyanov, D., Ourselin, S. and Vercauteren, T. 2017. Medical-grade sterilizable target for fluid-immersed fetoscope optical distortion calibration. Journal of Visualized Experiments. 120, p. e55298. https://doi.org/10.3791/55298

A combined EM and visual tracking probabilistic model for robust mosaicking: application to fetoscopy

Tella-Amo, M., Daga, P., Chadebecq, F., Thompson, S., Shakir, D., Dwyer, G., Wimalasundera, R., Deprest, J., Stoyanov, D. and Vercauteren, T. 2016. A combined EM and visual tracking probabilistic model for robust mosaicking: application to fetoscopy. 2016 IEEE Conference on Computer Vision and Pattern Recognition Workshops (CVPRW). Las Vegas, NV, USA 26 Jun - 01 Jul 2016 IEEE. https://doi.org/10.1109/CVPRW.2016.72

Real-time mosaicing of fetoscopic videos using SIFT

Daga, P., Chadebecq, F., Shakir, D., Herrera, L., Tella, M., Dwyer, G., David, A., Deprest, J., Stoyanov, D., Vercauteren, T. and Ourselin, S. 2016. Real-time mosaicing of fetoscopic videos using SIFT. SPIE Medical Imaging 2016. San Diego, California, United States 27 Feb - 03 Mar 2016 SPIE. https://doi.org/10.1117/12.2217172

Cooperative control with distal manipulation for fetoscopic laser photocoagulation

Dwyer, G., Bergeles, C., Chadebecq, F., Pawar, V., Vander Poorten, E., Ourselin, S., Deprest, J., De Coppi, P., Vercauteren, T. and Stoyanov, D. 2016. Cooperative control with distal manipulation for fetoscopic laser photocoagulation. 6th Joint Workshop on New Technologies for Computer/Robot Assisted Surgery. Pisa, Italy 12 - 14 Sep 2016 Leuven, Belgium KU Leuven. pp. 34-35

Shape-from-template

Bartoli, A., Gerard, Y., Chadebecq, F., Collins, T. and Pizarro, D. 2015. Shape-from-template. IEEE Transactions on Pattern Analysis and Machine Intelligence. 37 (10), pp. 2099-2118. https://doi.org/10.1109/TPAMI.2015.2392759

Estimation de l'échelle absolue par vision passive monofocale et application à la mesure 3D de néoplasies en imagerie coloscopique

Chadebecq, F. 2015. Estimation de l'échelle absolue par vision passive monofocale et application à la mesure 3D de néoplasies en imagerie coloscopique. Thesis Blaise Pascal University

Practical dry calibration with medium adaptation for fluid-immersed endoscopy

Chadebecq, F., Vercauteren, T., Wimalasundera, R., Attilakos, G., David, A., Deprest, J., Ourselin, S. and Stoyanov, D. 2015. Practical dry calibration with medium adaptation for fluid-immersed endoscopy. Hamlyn Symposium on Medical Robotics 2015. London, UK 20 - 23 Jun 2015

How big is this neoplasia? Live colonoscopic size measurement using the Infocus-Breakpoint

Chadebecq, F., Tilmant, C. and Bartoli, A. 2015. How big is this neoplasia? Live colonoscopic size measurement using the Infocus-Breakpoint. Medical Image Analysis. 19 (1), pp. 58-74. https://doi.org/10.1016/j.media.2014.09.002

Multimodal and multimedia image analysis and collaborative networking for digestive endoscopy

d’Orazio, L., Bartoli, A., Baetz, A., Beorchia, S., Calvary, G., Chabane, Y., Chadebecq, F., Collins, T., Laurillau, Y. and Martins-Baltar, L. 2014. Multimodal and multimedia image analysis and collaborative networking for digestive endoscopy. IRBM. 35 (2), pp. 88-93.

Enhanced imaging colonoscopy facilitates dense motion-based 3D reconstruction

Alcantarilla, P., Bartoli, A., Chadebecq, F., Tilmant, C. and Lepilliez, V. 2013. Enhanced imaging colonoscopy facilitates dense motion-based 3D reconstruction. 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. Osaka, Japan 03 - 07 Jul 2013 IEEE. pp. 7346-7349 https://doi.org/10.1109/EMBC.2013.6611255

Using the Infocus-Breakpoint to estimate the scale of neoplasia in colonoscopy

Chadebecq, F., Tilmant, C. and Bartoli, A. 2013. Using the Infocus-Breakpoint to estimate the scale of neoplasia in colonoscopy. 2013 IEEE 10th International Symposium on Biomedical Imaging. San Francisco, CA, USA 07 - 11 Apr 2013 IEEE. pp. 354-357 https://doi.org/10.1109/ISBI.2013.6556485

Estimation de l'échelle des néoplasies en coloscopie par détection de la profondeur de défocalisation

Chadebecq, F., Tilmant, C. and Bartoli, A. 2013. Estimation de l'échelle des néoplasies en coloscopie par détection de la profondeur de défocalisation. ORASIS 2013 - Journées francophones des jeunes chercheurs en vision par ordinateur. Cluny, France 10 - 14 Jun 2013 HAL Open Science.

Measuring the size of neoplasia in colonoscopy using depth-from-defocus

Chadebecq, F., Tilmant, C. and Bartoli, A. 2012. Measuring the size of neoplasia in colonoscopy using depth-from-defocus. 2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society. San Diego, CA, USA 28 Aug - 01 Sep 2012 IEEE. pp. 1478-1481 https://doi.org/10.1109/EMBC.2012.6346220

On template-based reconstruction from a single view: analytical solutions and proofs of well-posedness for developable, isometric and conformal surfaces

Bartoli, A., Gerard, Y., Chadebecq, F. and Collins, T. 2012. On template-based reconstruction from a single view: analytical solutions and proofs of well-posedness for developable, isometric and conformal surfaces. 2012 IEEE Conference on Computer Vision and Pattern Recognition. Providence, RI, USA 16 - 21 Jun 2012 IEEE. pp. 2026-2033 https://doi.org/10.1109/CVPR.2012.6247906

Estimation de l'échelle en coloscopie monoculaire par quantification du flou optique: étude de faisabilité

Chadebecq, F., Tilmant, C., Julien, P., Collins, T. and Bartoli, A. 2012. Estimation de l'échelle en coloscopie monoculaire par quantification du flou optique: étude de faisabilité. Reconnaissance des Formes et Intelligence Artificielle 2012. Lyon, France 24 - 27 Jan 2012 HAL Open Science.
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