World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
71
Citations
16352
World Ranking
982
National Ranking
36

Tarek Sayed publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Tarek Sayed sits on this spectrum.

38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38 publications 804+

This scientist: 364 publications — 85th percentile

85% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

Tarek Sayed D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Tarek Sayed sits on this spectrum.

30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 71 D-Index — 90th percentile

90% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

Overview

Tarek Sayed is affiliated with the University of British Columbia in Canada. Their research primarily focuses on engineering, with a specialization in safety, risk, reliability, and quality. They have contributed significantly to subfields such as control and systems engineering, transportation, building and construction, and automotive engineering.

The main topics covered in their work include:

  • Traffic and Road Safety
  • Traffic Control and Management
  • Traffic Prediction and Management Techniques
  • Urban Transport and Accessibility
  • Autonomous Vehicle Technology and Safety
  • Evacuation and Crowd Dynamics
  • Advanced Statistical Methods and Models

Sayed has published extensively in high-impact venues. Their frequent publication outlets are:

  • Accident Analysis & Prevention
  • Analytic Methods in Accident Research
  • Transportmetrica A Transport Science
  • Transportation Research Record Journal of the Transportation Research Board
  • Transportmetrica B Transport Dynamics

Among recent papers authored or coauthored by Sayed are:

  • Modeling traffic conflicts for use in road safety analysis: A review of analytic methods and future directions (2020), Analytic Methods in Accident Research
  • A systematic mapping review of surrogate safety assessment using traffic conflict techniques (2021), Accident Analysis & Prevention
  • A systematic review of traffic conflict-based safety measures with a focus on application context (2021), Analytic Methods in Accident Research
  • Real-time conflict-based Bayesian Tobit models for safety evaluation of signalized intersections (2020), Accident Analysis & Prevention
  • A novel approach for real time crash prediction at signalized intersections (2020), Transportation Research Part C Emerging Technologies

They frequently collaborate with several researchers, including:

  • Lai Zheng
  • Chuanyun Fu
  • Rushdi Alsaleh
  • Yanyong Guo
  • Gabriel Lanzaro

Best Publications

  • Traffic conflict standards for intersections

    Tarek Sayed;Sany Zein

  • Collision prediction models using multivariate Poisson-lognormal regression

    Karim El-Basyouny;Tarek A Sayed

  • Surrogate Safety Assessment Model and Validation: Final Report

    Douglas Gettman;Lili Pu;Tarek Sayed;Steven G Shelby

  • Modeling traffic conflicts for use in road safety analysis: A review of analytic methods and future directions

    Lai Zheng;Tarek Sayed;Fred Mannering

  • A feature-based tracking algorithm for vehicles in intersections

    N. Saunier;T. Sayed

  • Accident prediction models with random corridor parameters

    Karim El-Basyouny;Tarek A Sayed

  • Safety performance functions using traffic conflicts

    Karim El-Basyouny;Tarek Sayed

  • Automated Analysis of Pedestrian-Vehicle Conflicts Using Video Data

    Karim Ismail;Tarek Sayed;Nicolas Saunier;Connie Lim

  • A systematic mapping review of surrogate safety assessment using traffic conflict techniques.

    Ashutosh Arun;Mazharul Haque;Ashish Bhaskar;Simon Washington

  • Automated Safety Diagnosis of Vehicle–Bicycle Interactions Using Computer Vision Analysis

    Tarek Sayed;Mohamed H. Zaki;Jarvis Autey

  • Large-Scale Automated Analysis of Vehicle Interactions and Collisions

    Nicolas Saunier;Tarek Sayed;Karim Ismail

  • Safety evaluation of right-turn smart channels using automated traffic conflict analysis

    Jarvis Autey;Tarek Sayed;Mohamed H. Zaki

  • Automated Analysis of Pedestrian–Vehicle Conflicts: Context for Before-and-After Studies

    Karim Ismail;Karim Ismail;Tarek Sayed;Nicolas Saunier

  • Simulation of traffic conflicts at unsignalized intersections with TSC-Sim.

    Tarek Sayed;Gregory Brown;Francis P. D. Navin

  • Macro-level collision prediction models for evaluating neighbourhood traffic safety

    Gordon R Lovegrove;Tarek Sayed

  • Evaluating Safety of Urban Arterial Roadways

    Ziad Sawalha;Tarek Sayed

  • A systematic review of traffic conflict-based safety measures with a focus on application context

    Ashutosh Arun;Md. Mazharul Haque;Simon Washington;Tarek Sayed

  • Traffic conflict models to evaluate the safety of signalized intersections at the cycle level

    Mohamed Essa;Tarek Sayed

  • Comparison of Two Negative Binomial Regression Techniques in Developing Accident Prediction Models

    Karim El-Basyouny;Tarek A Sayed

  • Probabilistic Framework for Automated Analysis of Exposure to Road Collisions

    Nicolas Saunier;Tarek A Sayed

  • Effect of geometric design consistency on road safety

    Joanne C.W Ng;Tarek Sayed

Frequent Co-Authors

Nicolas Saunier
Nicolas Saunier Polytechnique Montréal
Greg Mori
Greg Mori Simon Fraser University
Xuesong Wang
Xuesong Wang Shanghai Mental Health Center
Amer Shalaby
Amer Shalaby University of Toronto
Simon Washington
Simon Washington Queensland University of Technology
Holger R. Maier
Holger R. Maier University of Adelaide
Fred L. Mannering
Fred L. Mannering University of South Florida
Ashish Bhaskar
Ashish Bhaskar Queensland University of Technology
Md. Mazharul Haque
Md. Mazharul Haque Queensland University of Technology
Gregory M. Brown
Gregory M. Brown University of Toronto

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