World's Best Scientists 2026 revealed!
Sankar Kumar Roy

Sankar Kumar Roy

D-Index & Metrics

Computer Science

D-Index
45
Citations
5174
World Ranking
7330
National Ranking
77

Sankar Kumar 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 Sankar Kumar 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: 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: 140 publications — 23rd percentile

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

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

Sankar Kumar 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 Sankar Kumar Roy 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: 45 D-Index — 51st percentile

51% of scientists in this discipline score the same or lower.

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

Overview

Sankar Kumar Roy is affiliated with Vidyasagar University in India and has an extensive research portfolio primarily within the fields of Engineering, Decision Sciences, and Business, Management and Accounting. Their scholarly contributions span a range of topics with a focus on optimization and mathematical programming, multi-criteria decision making, and sustainable supply chain management.

The scientist's work is prominently published in several key academic venues. Frequent publication outlets include Applied Soft Computing, RAIRO. Operations Research, Soft Computing, Expert Systems with Applications, and the Journal of Industrial and Management Optimization. These journals reflect the interdisciplinary nature of their research, bridging engineering principles with management and decision sciences.

Their main fields of study are deeply interconnected, with notable emphasis on Management Science and Operations Research, Control and Systems Engineering, and Strategy and Management. Additional subfields include Statistics and Probability, and Management Information Systems, underscoring a broad analytical approach within applied mathematical and computational methods.

Sankar Kumar Roy's recent papers illustrate ongoing engagement with sustainability, fuzzy logic, and supply chain analytics. Selected recent publications include:

  • Multi-objective sustainable opened- and closed-loop supply chain under mixed uncertainty during COVID-19 pandemic situation, 2021, Computers & Industrial Engineering
  • A green inventory model with the effect of carbon taxation, 2021, Annals of Operations Research
  • Intuitionistic fuzzy multi-stage multi-objective fixed-charge solid transportation problem in a green supply chain, 2020, International Journal of Machine Learning and Cybernetics
  • Application of Type-2 Fuzzy Logic to a Multiobjective Green Solid Transportation-Location Problem With Dwell Time Under Carbon Tax, Cap, and Offset Policy: Fuzzy Versus Nonfuzzy Techniques, 2020, IEEE Transactions on Fuzzy Systems
  • Multi-objective fully intuitionistic fuzzy fixed-charge solid transportation problem, 2021, Complex & Intelligent Systems

Their research covers numerous main topics, including optimization and mathematical programming, multi-criteria decision making, sustainable supply chain management, fuzzy systems and optimization, supply chain and inventory management, mathematical and theoretical epidemiology and ecology models, and evolution and genetic dynamics.

Collaboration plays a significant role in Sankar Kumar Roy's research output. Frequent co-authors include:

  • Gerhard-Wilhelm Weber
  • Magfura Pervin
  • Arijit Mondal
  • Shyamali Ghosh
  • Binoy Krishna Giri

Best Publications

  • Analysis of inventory control model with shortage under time-dependent demand and time-varying holding cost including stochastic deterioration

    Magfura Pervin;Sankar Kumar Roy;Gerhard-Wilhelm Weber

  • Multi-objective sustainable opened- and closed-loop supply chain under mixed uncertainty during COVID-19 pandemic situation

    Arijit Mondal;Sankar Kumar Roy

  • A green inventory model with the effect of carbon taxation

    Asim Paul;Magfura Pervin;Sankar Kumar Roy;Nelson Maculan

  • Neutrosophic multi-objective green four-dimensional fixed-charge transportation problem

    Unknown

  • Multi-choice stochastic transportation problem involving extreme value distribution

    Deshabrata Roy Mahapatra;Sankar Kumar Roy;Mahendra Prasad Biswal

  • Intuitionistic fuzzy multi-stage multi-objective fixed-charge solid transportation problem in a green supply chain

    Sudipta Midya;Sankar Kumar Roy;Vincent F. Yu

  • Multi-objective two-stage grey transportation problem using utility function with goals

    Sankar Kumar Roy;Gurupada Maity;Gerhard-Wilhelm Weber

  • Carbon mechanism on sustainable multi-objective solid transportation problem for waste management in Pythagorean hesitant fuzzy environment

    Unknown

  • Regret-based three-way decision making with possibility dominance and SPA theory in incomplete information system

    Unknown

  • Designing an efficient blood supply chain network in crisis: neural learning, optimization and case study

    Soheyl Khalilpourazari;Shima Soltanzadeh;Gerhard Wilhelm Weber;Gerhard Wilhelm Weber;Sankar Kumar Roy

  • Application of Type-2 Fuzzy Logic to a Multiobjective Green Solid Transportation–Location Problem With Dwell Time Under Carbon Tax, Cap, and Offset Policy: Fuzzy Versus Nonfuzzy Techniques

    Soumen Kumar Das;Sankar Kumar Roy;Gerhard-Wilhelm Weber

  • Conic scalarization approach to solve multi-choice multi-objective transportation problem with interval goal

    Sankar Kumar Roy;Gurupada Maity;Gerhard Wilhelm Weber;Sirma Zeynep Alparslan Gök

  • Multi-objective fully intuitionistic fuzzy fixed-charge solid transportation problem

    Shyamali Ghosh;Sankar Kumar Roy;Ali Ebrahimnejad;José Luis Verdegay

  • Multi-objective solid transportation-location problem with variable carbon emission in inventory management: a hybrid approach

    Soumen Kumar Das;Magfura Pervin;Sankar Kumar Roy;Gerhard Wilhelm Weber;Gerhard Wilhelm Weber

  • Effect of variable carbon emission in a multi-objective transportation-p-facility location problem under neutrosophic environment

    Soumen Kumar Das;Sankar Kumar Roy

  • Multi-objective fixed-charge solid transportation problem with product blending under intuitionistic fuzzy environment

    Sankar Kumar Roy;Sudipta Midya

  • Multi-objective Transportation Problem with Cost Reliability Under Uncertain Environment

    Gurupada Maity;Sankar Kumar Roy;José Luis Verdegay

  • Solving a multi-objective transportation problem with nonlinear cost and multi-choice demand

    Gurupada Maity;Sankar Kumar Roy

  • Multi-objective multi-item fixed-charge solid transportation problem under twofold uncertainty

    Sankar Kumar Roy;Sudipta Midya;Gerhard Wilhelm Weber

  • New approach for solving intuitionistic fuzzy multi-objective transportation problem

    Sankar Kumar Roy;Ali Ebrahimnejad;José Luis Verdegay;Sukumar Das

  • Analysis of triangular intuitionistic fuzzy matrix games using robust ranking

    Ankan Bhaumik;Sankar Kumar Roy;Deng-Feng Li

  • Intelligent Water Management: a Triangular Type-2 Intuitionistic Fuzzy Matrix Games Approach

    Sankar Kumar Roy;Ankan Bhaumik

  • Multi-item deteriorating two-echelon inventory model with price- and stock-dependent demand: A trade-credit policy

    Magfura Pervin;Sankar Kumar Roy;Gerhard Wilhelm Weber

Frequent Co-Authors

Gerhard-Wilhelm Weber
Gerhard-Wilhelm Weber Poznań University of Technology
José L. Verdegay
José L. Verdegay University of Granada
Vincent F. Yu
Vincent F. Yu National Taiwan University of Science and Technology
Deng-Feng Li
Deng-Feng Li Fuzhou University
Ali Ebrahimnejad
Ali Ebrahimnejad Islamic Azad University Mahshahr

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