World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
40
Citations
7443
World Ranking
7250
National Ranking
91

Qian Kemao 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 Qian Kemao 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: 133 publications — 20th percentile

20% of scientists in this discipline score the same or lower.

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

Qian Kemao 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 Qian Kemao 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: 40 D-Index — 27th percentile

27% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2021 - OSA Fellows Qian Kemao Nanyang Technological University, Singapore For significant contribution to optical metrology especially on fringe pattern analysis
  • 2018 - SPIE Fellow

Overview

Qian Kemao is affiliated with Nanyang Technological University in Singapore. Their research spans key areas in engineering and computer science, with a focus on optical measurement and interference techniques. The primary fields of study encompass Engineering and Computer Science, with notable contributions in subfields such as Computer Vision and Pattern Recognition, Mechanical Engineering, Media Technology, Electrical and Electronic Engineering, and Atomic and Molecular Physics, and Optics.

The main topics in Qian Kemao's body of work include:

  • Optical measurement and interference techniques
  • Advanced Measurement and Metrology Techniques
  • Image Processing Techniques and Applications
  • Advanced Vision and Imaging
  • Structural Health Monitoring Techniques
  • Advanced X-ray Imaging Techniques
  • 3D Surveying and Cultural Heritage

Frequent collaborators in their research include Chao Zuo, Lei Huang, Tianyi Wang, Jiaming Qian, and Wei Yin. Publication venues where Qian Kemao has frequently contributed research are:

  • Optics and Lasers in Engineering
  • Optics Express
  • Optics Letters
  • Light Science & Applications
  • Advanced Photonics Nexus

Notable recent papers authored or co-authored by Qian Kemao include:

  • "Deep learning in optical metrology: a review" (2022), published in Light Science & Applications
  • "Deep learning spatial phase unwrapping: a comparative review" (2022), published in Advanced Photonics Nexus
  • "Wrapped phase denoising using convolutional neural networks" (2020), published in Optics and Lasers in Engineering
  • "A comparative study on temporal phase unwrapping methods in high-speed fringe projection profilometry" (2021), published in Optics and Lasers in Engineering
  • "Y4-Net: a deep learning solution to one-shot dual-wavelength digital holographic reconstruction" (2020), published in Optics Letters

Qian Kemao has received professional recognition including election as an OSA Fellow in 2021, awarded for contributions to optical metrology with emphasis on fringe pattern analysis. In 2018, they were named a SPIE Fellow.

Best Publications

  • Two-dimensional windowed Fourier transform for fringe pattern analysis: Principles, applications and implementations

    Qian Kemao

  • Windowed Fourier transform for fringe pattern analysis

    Qian Kemao

  • Phase error analysis and compensation for nonsinusoidal waveforms in phase-shifting digital fringe projection profilometry

    Bing Pan;Qian Kemao;Lei Huang;Anand Asundi

  • Quality-guided phase unwrapping technique: comparison of quality maps and guiding strategies

    Ming Zhao;Lei Huang;Qican Zhang;Xianyu Su

  • Comparison of Fourier transform, windowed Fourier transform, and wavelet transform methods for phase extraction from a single fringe pattern in fringe projection profilometry

    Lei Huang;Qian Kemao;Bing Pan;Anand Krishna Asundi

  • One-step robust deep learning phase unwrapping.

    Kaiqiang Wang;Ying Li;Qian Kemao;Jianglei Di

  • Windowed Fourier transform for fringe pattern analysis: theoretical analyses.

    Qian Kemao;Haixia Wang;Wenjing Gao

  • Y-Net: a one-to-two deep learning framework for digital holographic reconstruction.

    Kaiqiang Wang;Jiazhen Dou;Qian Kemao;Jianglei Di

  • Phase-shifting profilometry combined with Gray-code patterns projection: unwrapping error removal by an adaptive median filter.

    Dongliang Zheng;Feipeng Da;Qian Kemao;Hock Soon Seah

  • Windowed Fourier-filtered and quality-guided phase-unwrapping algorithm

    Qian Kemao;Wenjing Gao;Haixia Wang

  • Path-independent digital image correlation with high accuracy, speed and robustness

    Zhenyu Jiang;Qian Kemao;Hong Miao;Jinglei Yang

  • A Single LED Positioning System Based on Circle Projection

    Ran Zhang;Wen-De Zhong;Qian Kemao;Sheng Zhang

  • High accuracy digital image correlation powered by GPU-based parallel computing

    Lingqi Zhang;Tianyi Wang;Zhenyu Jiang;Qian Kemao

  • Absolute three-dimensional shape measurement using coded fringe patterns without phase unwrapping or projector calibration

    Song Zhang

  • Applications of windowed Fourier fringe analysis in optical measurement: A review

    Qian Kemao

  • Fringe pattern denoising using coherence-enhancing diffusion.

    Haixia Wang;Qian Kemao;Wenjing Gao;Feng Lin

  • Ternary Gray code-based phase unwrapping for 3D measurement using binary patterns with projector defocusing.

    Dongliang Zheng;Qian Kemao;Feipeng Da;Hock Soon Seah

  • Determination of the best phase step of the Carré algorithm in phase shifting interferometry

    Qian Kemao;Shu Fangjun;Wu Xiaoping

  • Quaternary gray-code phase unwrapping for binary fringe projection profilometry

    Xiaoyu He;Dongliang Zheng;Qian Kemao;George Christopoulos

  • Wrapped phase denoising using convolutional neural networks

    Ketao Yan;Yingjie Yu;Tao Sun;Anand Asundi

  • Real-time 2D parallel windowed Fourier transform for fringe pattern analysis using Graphics Processing Unit

    Wenjing Gao;Nguyen Thi Thanh Huyen;Ho Sy Loi;Qian Kemao

  • Comparative analysis on some filters for wrapped phase maps.

    Qian Kemao;Le Tran Hoai Nam;Lin Feng;Seah Hock Soon

  • Parallel computing in experimental mechanics and optical measurement: A review

    Wenjing Gao;Qian Kemao

  • A comparative study on temporal phase unwrapping methods in high-speed fringe projection profilometry

    Xiaoyu He;Qian Kemao

  • Single-shot 3D shape measurement using an end-to-end stereo matching network for speckle projection profilometry

    Wei Yin;Yan Hu;Shijie Feng;Lei Huang

  • Windowed Fringe Pattern Analysis

    Qian Kemao

Frequent Co-Authors

Anand Asundi
Anand Asundi d'Optron Pte
Lei Huang
Lei Huang Sichuan University
Bing Pan
Bing Pan Beihang University
Huimin Xie
Huimin Xie Tsinghua University
Jinglei Yang
Jinglei Yang Hong Kong University of Science and Technology
Shijie Feng
Shijie Feng Nanjing University of Science and Technology
Chao Zuo
Chao Zuo Nanjing University of Science and Technology
Xianyu Su
Xianyu Su Sichuan University
Qian Chen
Qian Chen Nanjing University of Science and Technology

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