World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
51
Citations
15978
World Ranking
5225
National Ranking
312

Rajkumar Roy 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 Rajkumar Roy 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: 250 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: 560 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: 424 scientists 242–251 publications: 408 scientists 252–261 publications: 378 scientists 262–271 publications: 300 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: 292 publications — 72nd percentile

72% of scientists in this discipline score the same or lower.

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

Rajkumar Roy 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 Rajkumar Roy sits on this spectrum.

30–31 D-Index: 879 scientists 32–33 D-Index: 984 scientists 34–35 D-Index: 918 scientists 36–37 D-Index: 990 scientists 38–39 D-Index: 969 scientists 40–41 D-Index: 907 scientists 42–43 D-Index: 821 scientists 44–45 D-Index: 765 scientists 46–47 D-Index: 689 scientists 48–49 D-Index: 543 scientists 50–51 D-Index: 543 scientists 52–53 D-Index: 517 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: 51 D-Index — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Overview

Rajkumar Roy is affiliated with City, University of London in the United Kingdom. Their research spans primarily the fields of Engineering and Computer Science, with specific focus on subfields such as Mechanical Engineering, Biomedical Engineering, Industrial and Manufacturing Engineering, Control and Systems Engineering, and Computer Vision and Pattern Recognition.

Their work covers several main topics, including:

  • Modular Robots and Swarm Intelligence
  • Digital Transformation in Industry
  • Augmented Reality Applications
  • 3D Printing in Biomedical Research
  • Interactive and Immersive Displays
  • Virtual Reality Applications and Impacts
  • Systems Engineering Methodologies and Applications

Rajkumar Roy has coauthored publications with several frequent collaborators, notably:

  • John Ahmet Erkoyuncu
  • Sam Brooks
  • Iñigo Fernández del Amo
  • Yifan Zhao
  • Dedy Ariansyah

Their publications have appeared predominantly in venues such as:

  • The American Journal of Surgery
  • CIRP Annals
  • Journal of Engineering Design
  • IEEE Access
  • Procedia CIRP

Selected recent papers include:

  • "A design framework for adaptive digital twins" (2020), published in CIRP Annals
  • "An overview of self-engineering systems" (2021), published in Journal of Engineering Design
  • "Structured authoring for AR-based communication to enhance efficiency in remote diagnosis for complex equipment" (2020), published in Advanced Engineering Informatics
  • "A systematic review of multivariate uncertainty quantification for engineering systems" (2021), published in CIRP journal of manufacturing science and technology
  • "Fast Augmented Reality Authoring: Fast Creation of AR Step-by-Step Procedures for Maintenance Operations" (2023), published in IEEE Access

Best Publications

  • State-of-the-art in product-service systems

    Tim Baines;Howard W. Lightfoot;Steve Evans;Andy Neely

  • Critical success factors for lean implementation within SMEs

    Pius Achanga;Esam M. Shehab;Rajkumar Roy;Geoff Nelder

  • Advances in Soft Computing

    Jose Manuel Benítez;Oscar Cordón;Frank Hoffmann;Rajkumar Roy

  • A systematic review of augmented reality applications in maintenance

    Riccardo Palmarini;John Ahmet Erkoyuncu;Rajkumar Roy;Hosein Torabmostaedi

  • Genetic and Evolutionary Computation -- GECCO-2003

    Erick Cantú-Paz;James A. Foster;Kalyanmoy Deb;Lawrence David Davis

  • A review of product–service systems design methodologies

    Gokula Vijaykumar Annamalai Vasantha;Rajkumar Roy;Alan Lelah;Daniel Brissaud

  • Computer assisted customer churn management: State-of-the-art and future trends

    John Hadden;Ashutosh Tiwari;Rajkumar Roy;Dymitr Ruta

  • Continuous maintenance and the future – Foundations and technological challenges

    Rajkumar Roy;Rainer Stark;Kirsten Tracht;Shozo Takata

  • Recent advances in engineering design optimisation: Challenges and future trends

    Rajkumar Roy;Srichand Hinduja;Roberto Teti

  • Challenges in enterprise resource planning implementation: state‐of‐the‐art

    A. Momoh;Rajkumar Roy;Essam Shehab

  • A framework to create key performance indicators for knowledge management solutions

    Francisco M. del‐Rey‐Chamorro;Rajkumar Roy;Bert van Wegen;Andy Steele

  • A Review of Multi-criteria Decision Making Methods for Enhanced Maintenance Delivery

    Davood Sabaei;John Ahmet Erkoyuncu;Rajkumar Roy

  • A systematic review of Augmented Reality content-related techniques for knowledge transfer in maintenance applications

    Iñigo Fernández del Amo;John Ahmet Erkoyuncu;Rajkumar Roy;Riccardo Palmarini

  • Bi-level optimisation using genetic algorithm

    V. Oduguwa;R. Roy

  • Proceedings of the Genetic and Evolutionary Computation Conference

    William B. Langdon;Erick Cantú-Paz;Keith E. Mathias;Rajkumar Roy

  • Understanding service uncertainties in industrial product–service system cost estimation

    John Ahmet Erkoyuncu;Rajkumar Roy;Essam Shehab;Kalyan Cheruvu

  • Evolutionary computing in manufacturing industry: an overview of recent applications

    V. Oduguwa;A. Tiwari;R. Roy

  • Expert Judgement in Cost Estimating: Modelling the Reasoning Process

    Christopher Rush;Rajkumar Roy

  • Operations strategy for the effective delivery of integrated industrial product‐service offerings

    Partha Priya Datta;Rajkumar Roy

  • A competitive framework for industrial product-service systems

    Rajkumar Roy;Kalyan S. Cheruvu

  • A knowledge management framework to support product-service systems design

    David Baxter;Rajkumar Roy;Athanasia Doultsinou;James Gao

  • Obsolescence management for long-life contracts: state of the art and future trends

    Francisco Javier Romero Rojo;Rajkumar Roy;Essam Shehab

  • GECCO 2002: Proceedings of the genetic and evolutionary computation conference

    W.B. Langdon;E. Cant{ 'u}-Paz;K. Mathias;R. Roy

Frequent Co-Authors

Ashutosh Tiwari
Ashutosh Tiwari University of Sheffield
Ashutosh Tiwari
Ashutosh Tiwari University of Utah
Seppo J. Ovaska
Seppo J. Ovaska Aalto University
Alan C. Schultz
Alan C. Schultz United States Naval Research Laboratory
Julian F. Miller
Julian F. Miller University of York
Erick Cantú-Paz
Erick Cantú-Paz Amazon (United States)
Enrico Motta
Enrico Motta The Open University
Frank Hoffmann
Frank Hoffmann TU Dortmund University
Stewart W. Williams
Stewart W. Williams Cranfield University
Riccardo Poli
Riccardo Poli University of Essex

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