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Computer Science
Japan
2025

D-Index & Metrics

Computer Science

D-Index
52
Citations
10015
World Ranking
5119
National Ranking
62

Frank Nielsen 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 Frank Nielsen 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: 339 publications — 80th percentile

80% of scientists in this discipline score the same or lower.

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

Frank Nielsen 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 Frank Nielsen 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: 52 D-Index — 65th percentile

65% 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

  • 2025 - Research.com Computer Science in Japan Leader Award
  • 2022 - Research.com Computer Science in Japan Leader Award
  • 2019 - Ellis Fellow
  • 2011 - IEEE Senior Member
  • 2007 - ACM Senior Member

Overview

Frank Nielsen is affiliated with Sony Computer Science Laboratories in Japan. The primary areas of research cover a broad range within computer science, mathematics, and physics and astronomy. Their work contributes extensively to subfields such as statistical and nonlinear physics, statistics and probability, artificial intelligence, computer vision and pattern recognition, and computational theory and mathematics.

The topics central to their research include statistical mechanics and entropy, advanced statistical methods and models, topological and geometric data analysis, Bayesian methods and mixture models, mathematical inequalities and applications, neural networks and applications, and statistical methods and inference.

Frequent collaborators include Kazuki Okamura, Richard Nock, Rob Brekelmans, Frédéric Barbaresco, and Nicolas Dupin.

Notable recent papers by Frank Nielsen are:

  • An Elementary Introduction to Information Geometry, 2020, Entropy
  • The Many Faces of Information Geometry, 2021, Notices of the American Mathematical Society
  • The Kullback-Leibler Divergence Between Lattice Gaussian Distributions, 2022, Journal of the Indian Institute of Science
  • On Voronoi Diagrams on the Information-Geometric Cauchy Manifolds, 2020, Entropy

Among frequent publication venues are:

  • arXiv (Cornell University)
  • Entropy
  • Information Geometry
  • Signals and communication technology
  • Notices of the American Mathematical Society

Frank Nielsen has also contributed to academic books published by Springer Science+Business Media and Springer Vienna. These include:

  • Geometric Science of Information (2021 and 2023 editions)
  • Progress in Information Geometry (2021)

In recognition of their professional standing, Frank Nielsen was awarded the ACM Senior Member distinction in 2007.

Best Publications

  • Statistical region merging

    R. Nock;F. Nielsen

  • DeepBach: a steerable model for bach chorales generation

    Gaëtan Hadjeres;François Pachet;Frank Nielsen

  • On weighting clustering

    R. Nock;F. Nielsen

  • Introduction to HPC with MPI for Data Science

    Frank Nielsen

  • K-nearest neighbor search: Fast GPU-based implementations and application to high-dimensional feature matching

    Vincent Garcia;Eric Debreuve;Frank Nielsen;Michel Barlaud

  • Sided and Symmetrized Bregman Centroids

    F. Nielsen;R. Nock

  • An elementary introduction to information geometry

    Frank Nielsen

  • Statistical exponential families: A digest with flash cards

    Frank Nielsen;Vincent Garcia

  • The Burbea-Rao and Bhattacharyya Centroids

    F. Nielsen;S. Boltz

  • Matrix Information Geometry

    Frank Nielsen;Rajendra Bhatia

  • Bregman Voronoi Diagrams

    Jean-Daniel Boissonnat;Frank Nielsen;Richard Nock

  • A Review of Two Decades of Correlations, Hierarchies, Networks and Clustering in Financial Markets

    Gautier Marti;Frank Nielsen;Mikołaj Bińkowski;Philippe Donnat

  • Bregman Voronoi Diagrams: Properties, Algorithms and Applications

    Jean-Daniel Boissonnat;Frank Nielsen;Richard Nock

  • A sketching interface for modeling the internal structures of 3D shapes

    Shigeru Owada;Frank Nielsen;Kazuo Nakazawa;Takeo Igarashi

  • Shape Retrieval Using Hierarchical Total Bregman Soft Clustering

    Meizhu Liu;B. C. Vemuri;Shun-Ichi Amari;F. Nielsen

  • Total Bregman Divergence and Its Applications to DTI Analysis

    B C Vemuri;Meizhu Liu;Shun-Ichi Amari;F Nielsen

  • Volumetric illustration: designing 3D models with internal textures

    Shigeru Owada;Frank Nielsen;Makoto Okabe;Takeo Igarashi

  • A closed-form expression for the Sharma-Mittal entropy of exponential families

    Frank Nielsen;Richard Nock

  • On Bregman Voronoi diagrams

    Frank Nielsen;Jean-Daniel Boissonnat;Richard Nock

  • On a Generalization of the Jensen-Shannon Divergence and the Jensen-Shannon Centroid.

    Frank Nielsen

  • Image processing apparatus, image processing method, and computer program

    Frank Nielsen

Frequent Co-Authors

Richard Nock
Richard Nock Australian National University
Michel Barlaud
Michel Barlaud Université Côte d'Azur
Takeo Igarashi
Takeo Igarashi University of Tokyo
Shun-ichi Amari
Shun-ichi Amari RIKEN Center for Brain Science
Baba C. Vemuri
Baba C. Vemuri University of Florida
El-Ghazali Talbi
El-Ghazali Talbi University of Lille
Jean-Daniel Boissonnat
Jean-Daniel Boissonnat Université Côte d'Azur
François Pachet
François Pachet Sorbonne University
Micha Sharir
Micha Sharir Tel Aviv University
Alon Efrat
Alon Efrat University of Arizona

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