World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
61
Citations
15621
World Ranking
3060
National Ranking
1497

James F. O'Brien 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 James F. O'Brien 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: 127 publications — 17th percentile

17% of scientists in this discipline score the same or lower.

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

James F. O'Brien 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 James F. O'Brien 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: 61 D-Index — 79th percentile

79% 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

  • 2004 - Hellman Fellow

Overview

James F. O'Brien is affiliated with the University of California, Berkeley in the United States. Their research primarily falls within the field of computer science, with specific emphasis on computer vision and pattern recognition. Their work also intersects with sociology and political science, clinical psychology, computational mechanics, and safety research.

O'Brien's publications cover a range of topics including sexuality, behavior, and technology; 3D shape modeling and analysis; face recognition and analysis; privacy, security, and data protection; digital media forensic detection; ethics and social impacts of artificial intelligence; and human motion and animation.

They have contributed to multiple frequent publication venues, demonstrating an active research profile in both theoretical and applied domains. These venues include:

  • arXiv (Cornell University)
  • Proceedings on Privacy Enhancing Technologies
  • ACM Transactions on Graphics
  • IEEE Security & Privacy
  • IEEE Transactions on Visualization and Computer Graphics

Recent papers by O'Brien illustrate their areas of study and collaboration with other researchers. Notable works include:

  • "Fast and deep facial deformations," 2020, ACM Transactions on Graphics
  • "Exploring the Privacy Risks of Adversarial VR Game Design," 2023, Proceedings on Privacy Enhancing Technologies
  • "Exploring the Privacy Risks of Adversarial VR Game Design," 2022, arXiv (Cornell University)
  • "Truth in Motion: The Unprecedented Risks and Opportunities of Extended Reality Motion Data," 2023, IEEE Security & Privacy
  • "Inferring Private Personal Attributes of Virtual Reality Users from Head and Hand Motion Data," 2023, arXiv (Cornell University)

Throughout their career, O'Brien has frequently collaborated with several coauthors, contributing to a diverse set of publications. Key collaborators include:

  • Vivek Nair
  • Dawn Song
  • Louis Rosenberg
  • Wenbo Guo
  • Gonzalo Munilla Garrido

O'Brien's research engages a combination of technical and social perspectives, examining technological developments alongside their ethical and privacy implications. This interdisciplinary approach includes exploring facial deformation modeling, virtual reality privacy risks, and human motion data analysis.

In 2004, James F. O'Brien received the Hellman Fellowship, marking recognition in their early career.

Best Publications

  • Animating human athletics

    Jessica K. Hodgins;Wayne L. Wooten;David C. Brogan;James F. O'Brien

  • Modelling with implicit surfaces that interpolate

    Greg Turk;James F. O'Brien

  • Graphical modeling and animation of ductile fracture

    James F. O'Brien;Adam W. Bargteil;Jessica K. Hodgins

  • Shape transformation using variational implicit functions

    Greg Turk;James F. O'Brien

  • Motion synthesis from annotations

    Okan Arikan;David A. Forsyth;James F. O'Brien

  • Graphical modeling and animation of brittle fracture

    Unknown

  • Adaptive anisotropic remeshing for cloth simulation

    Rahul Narain;Armin Samii;James F. O'Brien

  • Interpolating and approximating implicit surfaces from polygon soup

    Chen Shen;James F. O'Brien;Jonathan R. Shewchuk

  • Fast simulation of mass-spring systems

    Tiantian Liu;Adam W. Bargteil;James F. O'Brien;Ladislav Kavan

  • Interactively deformable models for surgery simulation

    S.A. Cover;N.F. Ezquerra;J.F. O'Brien;R. Rowe

  • Spectral surface reconstruction from noisy point clouds

    Ravikrishna Kolluri;Jonathan Richard Shewchuk;James F. O'Brien

  • A method for animating viscoelastic fluids

    Tolga G. Goktekin;Adam W. Bargteil;James F. O'Brien

  • Skeletal parameter estimation from optical motion capture data

    A.G. Kirk;J.F. O'Brien;D.A. Forsyth

  • Dynamic simulation of splashing fluids

    J.F. O'Brien;J.K. Hodgins

  • Computational Studies of Human Motion

    David A. Forsyth;Okan Arikan;Leslie Ikemoto;James F. O'Brien

  • Fluid animation with dynamic meshes

    Bryan M. Klingner;Bryan E. Feldman;Nuttapong Chentanez;James F. O'Brien

  • Automatic Joint Parameter Estimation from Magnetic Motion Capture Data

    James F. O'Brien;Robert E. Bodenheimer;Gabriel Julian Brostow;Jessica K. Hodgins

  • Animating explosions

    Gary D. Yngve;James F. O'Brien;Jessica K. Hodgins

  • Data-driven elastic models for cloth: modeling and measurement

    Huamin Wang;James F. O'Brien;Ravi Ramamoorthi

  • Synthesizing sounds from rigid-body simulations

    James F. O'Brien;Chen Shen;Christine M. Gatchalian

  • Animating suspended particle explosions

    Bryan E. Feldman;James F. O'Brien;Okan Arikan

Frequent Co-Authors

Jessica K. Hodgins
Jessica K. Hodgins Carnegie Mellon University
Jonathan Richard Shewchuk
Jonathan Richard Shewchuk University of California, Berkeley
David Forsyth
David Forsyth University of Illinois at Urbana-Champaign
Nuttapong Chentanez
Nuttapong Chentanez Nvidia (United States)
Greg Turk
Greg Turk Georgia Institute of Technology
Hany Farid
Hany Farid University of California, Berkeley
Ravi Ramamoorthi
Ravi Ramamoorthi University of California, San Diego
Kris Hauser
Kris Hauser Duke University
Ron Alterovitz
Ron Alterovitz University of North Carolina at Chapel Hill

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