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Computer Science
France
2026

D-Index & Metrics

Computer Science

D-Index
116
Citations
62668
World Ranking
174
National Ranking
4

Nicholas Ayache publication distribution in Computer Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Computer Science in 2026. The highlighted bar marks where Nicholas Ayache sits on this spectrum.

32–41 publications: 7 scientists 42–51 publications: 22 scientists 52–61 publications: 82 scientists 62–71 publications: 134 scientists 72–81 publications: 249 scientists 82–91 publications: 324 scientists 92–101 publications: 421 scientists 102–111 publications: 420 scientists 112–121 publications: 497 scientists 122–131 publications: 544 scientists 132–141 publications: 555 scientists 142–151 publications: 609 scientists 152–161 publications: 559 scientists 162–171 publications: 534 scientists 172–181 publications: 556 scientists 182–191 publications: 583 scientists 192–201 publications: 519 scientists 202–211 publications: 508 scientists 212–221 publications: 490 scientists 222–231 publications: 437 scientists 232–241 publications: 423 scientists 242–251 publications: 408 scientists 252–261 publications: 377 scientists 262–271 publications: 301 scientists 272–281 publications: 335 scientists 282–291 publications: 320 scientists 292–301 publications: 293 scientists 302–311 publications: 250 scientists 312–321 publications: 238 scientists 322–331 publications: 206 scientists 332–341 publications: 209 scientists 342–351 publications: 208 scientists 352–361 publications: 162 scientists 362–371 publications: 176 scientists 372–381 publications: 127 scientists 382–391 publications: 158 scientists 392–401 publications: 128 scientists 402–411 publications: 104 scientists 412–421 publications: 94 scientists 422–431 publications: 99 scientists 432–441 publications: 83 scientists 442–451 publications: 108 scientists 452–461 publications: 73 scientists 462–471 publications: 77 scientists 472–481 publications: 69 scientists 482–491 publications: 84 scientists 492–501 publications: 62 scientists 502–511 publications: 54 scientists 512–521 publications: 57 scientists 522–531 publications: 51 scientists 532–541 publications: 51 scientists 542–551 publications: 32 scientists 552–561 publications: 38 scientists 562–571 publications: 28 scientists 572–581 publications: 43 scientists 582–591 publications: 33 scientists 592–601 publications: 41 scientists 602–611 publications: 32 scientists 612–621 publications: 28 scientists 622–631 publications: 25 scientists 632–641 publications: 27 scientists 642–651 publications: 17 scientists 652–661 publications: 20 scientists 662–671 publications: 17 scientists 672–681 publications: 15 scientists 682–691 publications: 14 scientists 692–701 publications: 21 scientists 702–711 publications: 13 scientists 712–721 publications: 12 scientists 722–731 publications: 19 scientists 732–741 publications: 14 scientists 742–751 publications: 12 scientists 752–761 publications: 10 scientists 762–771 publications: 10 scientists 772–781 publications: 11 scientists 782–791 publications: 10 scientists 792–801 publications: 11 scientists 802–811 publications: 8 scientists 812–821 publications: 8 scientists 822–831 publications: 7 scientists 832–841 publications: 11 scientists 842–851 publications: 10 scientists 852–861 publications: 5 scientists 862–871 publications: 9 scientists 872–881 publications: 4 scientists 882–891 publications: 6 scientists 892–901 publications: 3 scientists 902–911 publications: 6 scientists 912–921 publications: 3 scientists 922–931 publications: 2 scientists 932–941 publications: 2 scientists 942–951 publications: 2 scientists 952–961 publications: 3 scientists 962–971 publications: 3 scientists 972–981 publications: 3 scientists 982–990 publications: 5 scientists 991+ publications: 100 scientists
32 publications 991+

This scientist: 694 publications — 98th percentile

98% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 991 publications or more.

Nicholas Ayache D-index placement in Computer Science in 2026

The chart shows the D-index (discipline H-index) distribution of Computer Science scientists ranked by Research.com in 2026. The highlighted bar marks where Nicholas Ayache sits on this spectrum.

30–31 D-Index: 879 scientists 32–33 D-Index: 983 scientists 34–35 D-Index: 918 scientists 36–37 D-Index: 990 scientists 38–39 D-Index: 968 scientists 40–41 D-Index: 907 scientists 42–43 D-Index: 821 scientists 44–45 D-Index: 763 scientists 46–47 D-Index: 689 scientists 48–49 D-Index: 543 scientists 50–51 D-Index: 543 scientists 52–53 D-Index: 518 scientists 54–55 D-Index: 500 scientists 56–57 D-Index: 458 scientists 58–59 D-Index: 400 scientists 60–61 D-Index: 337 scientists 62–63 D-Index: 308 scientists 64–65 D-Index: 292 scientists 66–67 D-Index: 249 scientists 68–69 D-Index: 213 scientists 70–71 D-Index: 192 scientists 72–73 D-Index: 189 scientists 74–75 D-Index: 165 scientists 76–77 D-Index: 139 scientists 78–79 D-Index: 119 scientists 80–81 D-Index: 121 scientists 82–83 D-Index: 113 scientists 84–85 D-Index: 88 scientists 86–87 D-Index: 87 scientists 88–89 D-Index: 75 scientists 90–91 D-Index: 69 scientists 92–93 D-Index: 57 scientists 94–95 D-Index: 46 scientists 96–97 D-Index: 38 scientists 98–99 D-Index: 34 scientists 100–101 D-Index: 36 scientists 102–103 D-Index: 27 scientists 104–105 D-Index: 37 scientists 106–107 D-Index: 18 scientists 108–109 D-Index: 31 scientists 110–111 D-Index: 19 scientists 112–113 D-Index: 16 scientists 114–115 D-Index: 12 scientists 116–117 D-Index: 20 scientists 118–119 D-Index: 15 scientists 120–121 D-Index: 5 scientists 122–123 D-Index: 20 scientists 124–125 D-Index: 8 scientists 126–127 D-Index: 5 scientists 128–129 D-Index: 7 scientists 130 D-Index: 3 scientists 131+ D-Index: 98 scientists
30 D-Index 131+

This scientist: 116 D-Index — 99th percentile

99% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 131 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Computer Science in France Leader Award
  • 2025 - Research.com Computer Science in France Leader Award
  • 2023 - Research.com Computer Science in France Leader Award
  • 2022 - Research.com Computer Science in France Leader Award
  • 2009 - Fellow of the Indian National Academy of Engineering (INAE)

Overview

Nicholas Ayache is affiliated with the French Institute for Research in Computer Science and Automation (INRIA) in France. Their research primarily spans the fields of Medicine and Computer Science, with 62 and 41 publications respectively. Within these main fields, subfields of study include Computer Vision and Pattern Recognition, Radiology, Nuclear Medicine and Imaging, Artificial Intelligence, Biomedical Engineering, and Pulmonary and Respiratory Medicine.

The scientist's work covers a range of focused topics such as Medical Image Segmentation Techniques, Radiomics and Machine Learning in Medical Imaging, Dementia and Cognitive Impairment Research, Advanced Neural Network Applications, Artificial Intelligence in Healthcare and Education, Prostate Cancer Diagnosis and Treatment, and Advanced X-ray and CT Imaging.

Notable recent papers authored or co-authored by Nicholas Ayache include:

  • How can we combat multicenter variability in MR radiomics? Validation of a correction procedure (2020, European Radiology)
  • Deep reinforcement learning in medical imaging: A literature review (2021, HAL - Le Centre pour la Communication Scientifique Directe)
  • Applications of artificial intelligence in cardiovascular imaging (2021, Nature Reviews Cardiology)
  • Challenge of prostate MRI segmentation on T2-weighted images: inter-observer variability and impact of prostate morphology (2021, Insights into Imaging)
  • Anatomically consistent CNN-based segmentation of organs-at-risk in cranial radiotherapy (2020, Journal of Medical Imaging)

Frequent co-authors who have collaborated with Nicholas Ayache include Hervé Delingette, Sarah Montagne, Dimitri Hamzaoui, Raphaële Renard-Penna, and Marco Lorenzi.

The scientist's works are often published in venues such as arXiv (Cornell University), European Radiology, Journal of Medical Imaging, Alzheimer's & Dementia, and HAL (Le Centre pour la Communication Scientifique Directe).

Nicholas Ayache has contributed to book publications as well, including a book titled Digital Anatomy published by Springer Nature in 2021.

Among honors received, they were recognized as a Fellow of the Indian National Academy of Engineering (INAE) in 2009.

Best Publications

  • The Multimodal Brain Tumor Image Segmentation Benchmark (BRATS)

    Bjoern H. Menze;Andras Jakab;Stefan Bauer;Jayashree Kalpathy-Cramer

  • Medical image analysis: progress over two decades and the challenges ahead

    J.S. Duncan;N. Ayache

  • Diffeomorphic demons: efficient non-parametric image registration.

    Tom Vercauteren;Xavier Pennec;Aymeric Perchant;Nicholas Ayache

  • A Riemannian Framework for Tensor Computing

    Xavier Pennec;Pierre Fillard;Nicholas Ayache

  • Real-time elastic deformations of soft tissues for surgery simulation

    S. Cotin;H. Delingette;N. Ayache

  • The Correlation Ratio as a New Similarity Measure for Multimodal Image Registration

    Alexis Roche;Grégoire Malandain;Xavier Pennec;Nicholas Ayache

  • HYPER: A New Approach for the Recognition and Positioning of Two-Dimensional Objects

    Nicholas Ayache;Olivier D. Faugeras

  • Maintaining representations of the environment of a mobile robot

    N. Ayache;O. D. Faugeras

  • Reconstructing a 3D structure from serial histological sections

    Sébastien Ourselin;Alexis Roche;Gérard Subsol;Xavier Pennec

  • A hybrid elastic model for real-time cutting, deformations, and force feedback for surgery training and simulation

    Stéphane Cotin;Hervé Delingette;Nicholas Ayache

  • Artificial Vision for Mobile Robots: Stereo Vision and Multisensory Perception

    Nicholas Ayache;Peter T. Sander

  • Medical Image Computing and Computer-Assisted Intervention – MICCAI 2007

    Nicholas Ayache;Sébastien Ourselin;Anthony Maeder

  • A hybrid elastic model allowing real-time cutting, deformations and force-feedback for surgery training and simulation

    H. Delingette;S. Cotin;N. Ayache

  • Model-Based Detection of Tubular Structures in 3D Images

    Karl Krissian;Grégoire Malandain;Nicholas Ayache;Régis Vaillant

  • A log-euclidean framework for statistics on diffeomorphisms

    Vincent Arsigny;Olivier Commowick;Xavier Pennec;Nicholas Ayache

  • Rigid, affine and locally affine registration of free-form surfaces

    Jacques Feldmar;Nicholas Ayache

  • Non-parametric diffeomorphic image registration with the demons algorithm

    Tom Vercauteren;Xavier Pennec;Aymeric Perchant;Nicholas Ayache

  • Evaluation of Registration Methods on Thoracic CT: The EMPIRE10 Challenge

    K. Murphy;B. van Ginneken;J. M. Reinhardt;S. Kabus

  • Symmetric Log-Domain Diffeomorphic Registration: A Demons-Based Approach

    Tom Vercauteren;Xavier Pennec;Aymeric Perchant;Nicholas Ayache

  • Fully automatic anatomical, pathological, and functional segmentation from CT scans for hepatic surgery

    Luc Soler;Herve Delingette;Gregoire Malandain;Johan Montagnat

Frequent Co-Authors

Hervé Delingette
Hervé Delingette French Institute for Research in Computer Science and Automation - INRIA
Xavier Pennec
Xavier Pennec French Institute for Research in Computer Science and Automation - INRIA
Maxime Sermesant
Maxime Sermesant Université Côte d'Azur
Grégoire Malandain
Grégoire Malandain French Institute for Research in Computer Science and Automation - INRIA
Tom Vercauteren
Tom Vercauteren King's College London
Eric Bardinet
Eric Bardinet Université Paris Cité
Bjoern H. Menze
Bjoern H. Menze University of Zurich
Reza Razavi
Reza Razavi King's College London
Antonio Criminisi
Antonio Criminisi Microsoft (United States)

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