World's Best Scientists 2026 revealed!

D-Index & Metrics

Mathematics

D-Index
51
Citations
13126
World Ranking
1005
National Ranking
463

Engineering and Technology

D-Index
53
Citations
13444
World Ranking
3330
National Ranking
985

Shabbir Ahmed publication distribution in Mathematics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Mathematics in 2026. The highlighted bar marks where Shabbir Ahmed sits on this spectrum.

42–46 publications: 3 scientists 47–51 publications: 5 scientists 52–56 publications: 7 scientists 57–61 publications: 20 scientists 62–66 publications: 14 scientists 67–71 publications: 25 scientists 72–76 publications: 19 scientists 77–81 publications: 35 scientists 82–86 publications: 50 scientists 87–91 publications: 60 scientists 92–96 publications: 86 scientists 97–101 publications: 84 scientists 102–106 publications: 83 scientists 107–111 publications: 90 scientists 112–116 publications: 99 scientists 117–121 publications: 90 scientists 122–126 publications: 91 scientists 127–131 publications: 109 scientists 132–136 publications: 110 scientists 137–141 publications: 98 scientists 142–146 publications: 112 scientists 147–151 publications: 102 scientists 152–156 publications: 88 scientists 157–161 publications: 106 scientists 162–166 publications: 82 scientists 167–171 publications: 102 scientists 172–176 publications: 77 scientists 177–181 publications: 81 scientists 182–186 publications: 78 scientists 187–191 publications: 71 scientists 192–196 publications: 92 scientists 197–201 publications: 64 scientists 202–206 publications: 69 scientists 207–211 publications: 64 scientists 212–216 publications: 62 scientists 217–221 publications: 58 scientists 222–226 publications: 53 scientists 227–231 publications: 50 scientists 232–236 publications: 46 scientists 237–241 publications: 46 scientists 242–246 publications: 46 scientists 247–251 publications: 43 scientists 252–256 publications: 29 scientists 257–261 publications: 45 scientists 262–266 publications: 30 scientists 267–271 publications: 33 scientists 272–276 publications: 34 scientists 277–281 publications: 30 scientists 282–286 publications: 31 scientists 287–291 publications: 21 scientists 292–296 publications: 34 scientists 297–301 publications: 26 scientists 302–306 publications: 10 scientists 307–311 publications: 17 scientists 312–316 publications: 23 scientists 317–321 publications: 13 scientists 322–326 publications: 16 scientists 327–331 publications: 26 scientists 332–336 publications: 13 scientists 337–341 publications: 13 scientists 342–346 publications: 16 scientists 347–351 publications: 17 scientists 352–356 publications: 12 scientists 357–361 publications: 18 scientists 362–366 publications: 18 scientists 367–371 publications: 9 scientists 372–376 publications: 11 scientists 377–381 publications: 8 scientists 382–386 publications: 8 scientists 387–391 publications: 9 scientists 392–396 publications: 9 scientists 397–401 publications: 8 scientists 402–406 publications: 11 scientists 407–411 publications: 6 scientists 412–416 publications: 6 scientists 417–421 publications: 9 scientists 422–426 publications: 8 scientists 427–431 publications: 5 scientists 432–436 publications: 8 scientists 437–441 publications: 8 scientists 442–446 publications: 4 scientists 447–451 publications: 4 scientists 452–456 publications: 4 scientists 457–461 publications: 2 scientists 462–466 publications: 2 scientists 467–471 publications: 4 scientists 472–476 publications: 3 scientists 477–481 publications: 3 scientists 482–486 publications: 6 scientists 487–491 publications: 3 scientists 492–496 publications: 5 scientists 497–501 publications: 5 scientists 502–506 publications: 1 scientists 507–511 publications: 6 scientists 512–516 publications: 4 scientists 517–521 publications: 1 scientists 522–526 publications: 3 scientists 527–531 publications: 1 scientists 532–536 publications: 4 scientists 537+ publications: 100 scientists
42 publications 537+

This scientist: 156 publications — 41st percentile

41% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 537 publications or more.

Shabbir Ahmed D-index placement in Mathematics in 2026

The chart shows the D-index (discipline H-index) distribution of Mathematics scientists ranked by Research.com in 2026. The highlighted bar marks where Shabbir Ahmed sits on this spectrum.

30 D-Index: 174 scientists 31 D-Index: 151 scientists 32 D-Index: 174 scientists 33 D-Index: 117 scientists 34 D-Index: 136 scientists 35 D-Index: 127 scientists 36 D-Index: 145 scientists 37 D-Index: 153 scientists 38 D-Index: 150 scientists 39 D-Index: 150 scientists 40 D-Index: 137 scientists 41 D-Index: 136 scientists 42 D-Index: 93 scientists 43 D-Index: 108 scientists 44 D-Index: 115 scientists 45 D-Index: 112 scientists 46 D-Index: 103 scientists 47 D-Index: 75 scientists 48 D-Index: 59 scientists 49 D-Index: 67 scientists 50 D-Index: 60 scientists 51 D-Index: 57 scientists 52 D-Index: 59 scientists 53 D-Index: 62 scientists 54 D-Index: 60 scientists 55 D-Index: 50 scientists 56 D-Index: 42 scientists 57 D-Index: 54 scientists 58 D-Index: 50 scientists 59 D-Index: 42 scientists 60 D-Index: 41 scientists 61 D-Index: 35 scientists 62 D-Index: 40 scientists 63 D-Index: 21 scientists 64 D-Index: 31 scientists 65 D-Index: 27 scientists 66 D-Index: 29 scientists 67 D-Index: 19 scientists 68 D-Index: 25 scientists 69 D-Index: 17 scientists 70 D-Index: 18 scientists 71 D-Index: 12 scientists 72 D-Index: 14 scientists 73 D-Index: 13 scientists 74 D-Index: 18 scientists 75 D-Index: 9 scientists 76 D-Index: 11 scientists 77 D-Index: 10 scientists 78 D-Index: 9 scientists 79 D-Index: 16 scientists 80 D-Index: 12 scientists 81 D-Index: 10 scientists 82 D-Index: 5 scientists 83 D-Index: 5 scientists 84 D-Index: 13 scientists 85 D-Index: 6 scientists 86+ D-Index: 99 scientists
30 D-Index 86+

This scientist: 51 D-Index — 73rd percentile

73% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 86 D-Index or more.

Overview

Shabbir Ahmed was affiliated with the Georgia Institute of Technology in the United States. Their research primarily focused on engineering, with a particular emphasis on management science and operations research. The subfields of study encompassed Management Science and Operations Research, Control and Systems Engineering, Economics and Econometrics, Electrical and Electronic Engineering, and Mechanics of Materials.

Throughout their career, Ahmed contributed to numerous topics, including:

  • Risk and Portfolio Optimization
  • Optimization and Mathematical Programming
  • Ultrasonics and Acoustic Wave Propagation
  • Optimization and Variational Analysis
  • Supply Chain and Inventory Management
  • Vehicle Routing Optimization Methods
  • Optimization and Search Problems

The scientist published several papers with notable recent works such as:

  • Distributionally robust facility location problem under decision-dependent stochastic demand, 2020, European Journal of Operational Research
  • The Benders Dual Decomposition Method, 2020, Operations Research
  • Learning to Solve Large-Scale Security-Constrained Unit Commitment Problems, 2020, INFORMS Journal on Computing
  • Bicriteria Approximation of Chance-Constrained Covering Problems, 2020, Operations Research
  • Optimization-Driven Scenario Grouping, 2020, INFORMS Journal on Computing

The frequent coauthors of Shabbir Ahmed included George L. Nemhauser, Fotis Kopsaftopoulos, Álinson Santos Xavier, Feng Qiu, and Weijun Xie. This reflects a collaborative approach across multiple research efforts.

The scientist's work appeared predominantly in several publication venues, with multiple contributions to:

  • arXiv (Cornell University)
  • INFORMS Journal on Computing
  • Mathematical Programming
  • European Journal of Operational Research
  • Operations Research

Shabbir Ahmed's research spanned a range of interdisciplinary areas within engineering, focusing especially on optimization problems, decision-making under uncertainty, and computational methods relevant to operational research and systems engineering.

Best Publications

  • A stochastic programming approach for supply chain network design under uncertainty

    Tjendera Santoso;Shabbir Ahmed;Marc Goetschalckx;Alexander Shapiro

  • A Sample Approximation Approach for Optimization with Probabilistic Constraints

    James Luedtke;Shabbir Ahmed

  • Sample Average Approximation Method for Chance Constrained Programming: Theory and Applications

    Bernardo K. Pagnoncelli;Shabbir Ahmed;Alexander Shapiro

  • The Sample Average Approximation Method Applied to Stochastic Routing Problems: A Computational Study

    Bram Verweij;Shabbir Ahmed;Anton J. Kleywegt;George Nemhauser

  • A Multi-Stage Stochastic Integer Programming Approach for Capacity Expansion under Uncertainty

    Shabbir Ahmed;Alan J. King;Gyana Parija

  • An integer programming approach for linear programs with probabilistic constraints

    James Luedtke;Shabbir Ahmed;George L. Nemhauser

  • Mixed-Integer Models for Nonseparable Piecewise-Linear Optimization: Unifying Framework and Extensions

    Juan Pablo Vielma;Shabbir Ahmed;George Nemhauser

  • A finite branch-and-bound algorithm for two-stage stochastic integer programs

    Shabbir Ahmed;Mohit Tawarmalani;Nikolaos V. Sahinidis

  • Supply chain design under uncertainty using sample average approximation and dual decomposition

    Peter Schütz;Asgeir Tomasgard;Asgeir Tomasgard;Shabbir Ahmed

  • Stochastic dual dynamic integer programming

    Jikai Zou;Shabbir Ahmed;Xu Andy Sun

  • The Sample Average Approximation Method for Stochastic Programs with Integer Recourse

    Shabbir Ahmed;Alexander Shapiro

  • Robust Process Planning under Uncertainty

    Shabbir Ahmed;Nikolaos V. Sahinidis

  • Coherent Risk Measures in Inventory Problems

    Shabbir Ahmed;Ulaş Çakmak;Alexander Shapiro

  • Convexity and decomposition of mean-risk stochastic programs

    Shabbir Ahmed

  • Solving Mixed Integer Bilinear Problems Using MILP Formulations

    Akshay Gupte;Shabbir Ahmed;Myun-Seok Cheon;Santanu S. Dey

  • Distributionally Robust Chance Constrained Optimal Power Flow with Renewables: A Conic Reformulation

    Weijun Xie;Shabbir Ahmed

  • Solving Chance-Constrained Stochastic Programs via Sampling and Integer Programming

    Shabbir Ahmed;Alexander Shapiro

  • A Lifted Linear Programming Branch-and-Bound Algorithm for Mixed-Integer Conic Quadratic Programs

    Juan Pablo Vielma;Shabbir Ahmed;George L. Nemhauser

  • ON A CLASS OF MINIMAX STOCHASTIC PROGRAMS

    Alexander Shapiro;Shabbir Ahmed

  • Sample average approximation of expected value constrained stochastic programs

    Wei Wang;Shabbir Ahmed

  • Production, Manufacturing and Logistics A stochastic programming approach for supply chain network design under uncertainty

    Tjendera Santoso;Shabbir Ahmed;Marc Goetschalckx;Alexander Shapiro

Frequent Co-Authors

George L. Nemhauser
George L. Nemhauser Georgia Institute of Technology
Santanu S. Dey
Santanu S. Dey Georgia Institute of Technology
Alexander Shapiro
Alexander Shapiro Georgia Institute of Technology
Nikolaos V. Sahinidis
Nikolaos V. Sahinidis Georgia Institute of Technology
Yongpei Guan
Yongpei Guan University of Florida
Martin W. P. Savelsbergh
Martin W. P. Savelsbergh Georgia Institute of Technology
David A. Bader
David A. Bader New Jersey Institute of Technology
Jean-Paul Watson
Jean-Paul Watson Lawrence Livermore National Laboratory
Andrew J. Schaefer
Andrew J. Schaefer Rice University
M. Selim Akturk
M. Selim Akturk Bilkent University

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