World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
36
Citations
16541
World Ranking
10959
National Ranking
4556

Les A. Piegl 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 Les A. Piegl 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: 130 publications — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Les A. Piegl 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 Les A. Piegl 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: 36 D-Index — 23rd percentile

23% of scientists in this discipline score the same or lower.

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

Overview

Les A. Piegl is affiliated with the University of South Florida in the United States. Their work spans multiple fields within computer science and engineering, with notable contributions in computational research and applied methodologies.

Their research primarily focuses on topics such as:

  • Manufacturing Process and Optimization
  • Online Learning and Analytics
  • Sentiment Analysis and Opinion Mining
  • 3D Shape Modeling and Analysis
  • Advanced Graph Neural Networks
  • Robotic Path Planning Algorithms
  • Model-Driven Software Engineering Techniques

Main fields of study for Les A. Piegl include:

  • Computer Science
  • Engineering

Subfields of study emphasized in their publications consist of:

  • Artificial Intelligence
  • Computational Mechanics
  • Industrial and Manufacturing Engineering
  • Computer Vision and Pattern Recognition
  • Computer Science Applications

Recent published papers by Les A. Piegl and collaborators cover a range of topics and venues:

  • "A Domain-Dependent Lexicon to Augment CAD Peer Review" (2020), published in Computer-Aided Design and Applications
  • "Polarity in the Classroom: A Case Study Leveraging Peer Sentiment Toward Scalable Assessment" (2021), published in IEEE Transactions on Learning Technologies
  • "An Application of B-spline Reliefs to Render DICOM Data" (2021), published in Computer-Aided Design and Applications
  • "Graph Sampling Through Graph Decomposition and Reconstruction Based on Kronecker Graphs" (2022), published in Proceedings
  • "Polarity in the Classroom: A Case Study Leveraging Peer Sentiment Toward Scalable Assessment" (2021), published in arXiv (Cornell University)

Frequent co-authors who have collaborated with Les A. Piegl include:

  • Zachariah Beasley
  • Paul Rosen
  • Lu Shen
  • Richard S. Segall
  • William Mondy

The scientist's work has appeared in several publication venues frequently, such as:

  • Computer-Aided Design and Applications
  • IEEE Transactions on Learning Technologies
  • Proceedings
  • arXiv (Cornell University)
  • Journal of systemics, cybernetics, and informatics/Journal of systemics cybernetics and informatics

Best Publications

  • The NURBS Book

    Les Piegl;Wayne Tiller

  • On NURBS: a survey

    L. Piegl

  • The NURBS book (2nd ed.)

    Les Piegl;Wayne Tiller

  • Ten challenges in 3D printing

    William Oropallo;Les A. Piegl

  • On Integrating Unmanned Aircraft Systems into the National Airspace System : Issues, Challenges, Operational Restrictions, Certification, and Recommendations

    Konstantinos Dalamagkidis;Kimon P. Valavanis;Les A. Piegl

  • Unmanned Aircraft Systems

    Kimon P. Valavanis;Paul Oh;Les A. Piegl

  • Parametrization for surface fitting in reverse engineering

    Les A. Piegl;Wayne Tiller

  • Computing offsets of NURBS curves and surfaces

    Les A. Piegl;Wayne Tiller

  • Delaunay triangulation using a uniform grid

    T.-P. Fang;L.A. Piegl

  • Modifying the shape of rational B-splines. part2: surfaces

    L. Piegl

  • Algorithm for approximate nurbs skinning

    Les A. Piegl;Wayne Tiller

  • Geometry-based triangulation of trimmed NURBS surfaces

    Les A Piegl;Wayne Tiller

  • Delaunay triangulation in three dimensions

    Tsung-Pao Fang;L.A. Piegl

  • Algorithm for finding all k nearest neighbors

    Les A. Piegl;Wayne Tiller

  • Ten challenges in computer-aided design

    Les A. Piegl

  • On Integrating Unmanned Aircraft Systems into the National Airspace System

    Konstantinos Dalamagkidis;Kimon P. Valavanis;Les. A. Piegl

  • Surface approximation to scanned data

    Les A. Piegl;Wayne Tiller

  • A menagerie of rational B-spline circles

    L. Piegl;W. Tiller

  • Nonlinear Model Predictive Control With Neural Network Optimization for Autonomous Autorotation of Small Unmanned Helicopters

    K Dalamagkidis;K P Valavanis;L A Piegl

  • Interactive Data Interpolation by Rational Bezier Curves

    L. Piegl

  • Current Status and Future Perspectives for Unmanned Aircraft System Operations in the US

    K. Dalamagkidis;K. P. Valavanis;L. A. Piegl

  • Algorithm for Delaunay triangulation and convex-hull computation using a sparse matrix

    Tsung-Pao Fang;Les A. Piegl

  • Curve and Surface Fitting

    Les Piegl;Wayne Tiller

Frequent Co-Authors

Kimon P. Valavanis
Kimon P. Valavanis University of Denver

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