World's Best Scientists 2026 revealed!

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
46
Citations
9450
World Ranking
3355
National Ranking
543

Computer Science

D-Index
48
Citations
10162
World Ranking
6143
National Ranking
812

Oscar C. Au publication distribution in Electronics and Electrical Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Electronics and Electrical Engineering in 2026. The highlighted bar marks where Oscar C. Au sits on this spectrum.

34–53 publications: 24 scientists 54–73 publications: 52 scientists 74–93 publications: 114 scientists 94–113 publications: 203 scientists 114–133 publications: 269 scientists 134–153 publications: 355 scientists 154–173 publications: 403 scientists 174–193 publications: 445 scientists 194–213 publications: 430 scientists 214–233 publications: 431 scientists 234–253 publications: 399 scientists 254–273 publications: 366 scientists 274–293 publications: 335 scientists 294–313 publications: 300 scientists 314–333 publications: 276 scientists 334–353 publications: 250 scientists 354–373 publications: 214 scientists 374–393 publications: 187 scientists 394–413 publications: 152 scientists 414–433 publications: 169 scientists 434–453 publications: 147 scientists 454–473 publications: 111 scientists 474–493 publications: 117 scientists 494–513 publications: 103 scientists 514–533 publications: 99 scientists 534–553 publications: 92 scientists 554–573 publications: 75 scientists 574–593 publications: 58 scientists 594–613 publications: 69 scientists 614–633 publications: 50 scientists 634–653 publications: 62 scientists 654–673 publications: 54 scientists 674–693 publications: 44 scientists 694–713 publications: 37 scientists 714–733 publications: 28 scientists 734–753 publications: 26 scientists 754–773 publications: 26 scientists 774–793 publications: 19 scientists 794–813 publications: 23 scientists 814–833 publications: 20 scientists 834–853 publications: 16 scientists 854–873 publications: 20 scientists 874–893 publications: 11 scientists 894–913 publications: 11 scientists 914–933 publications: 16 scientists 934–953 publications: 13 scientists 954–973 publications: 10 scientists 974–993 publications: 11 scientists 994–1,013 publications: 9 scientists 1,014–1,033 publications: 9 scientists 1,034–1,053 publications: 10 scientists 1,054–1,064 publications: 6 scientists 1,065+ publications: 99 scientists
34 publications 1,065+

This scientist: 520 publications — 86th percentile

86% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,065 publications or more.

Oscar C. Au D-index placement in Electronics and Electrical Engineering in 2026

The chart shows the D-index (discipline H-index) distribution of Electronics and Electrical Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where Oscar C. Au sits on this spectrum.

30 D-Index: 178 scientists 31 D-Index: 257 scientists 32 D-Index: 263 scientists 33 D-Index: 262 scientists 34 D-Index: 244 scientists 35 D-Index: 236 scientists 36 D-Index: 211 scientists 37 D-Index: 220 scientists 38 D-Index: 214 scientists 39 D-Index: 214 scientists 40 D-Index: 205 scientists 41 D-Index: 187 scientists 42 D-Index: 194 scientists 43 D-Index: 201 scientists 44 D-Index: 155 scientists 45 D-Index: 189 scientists 46 D-Index: 148 scientists 47 D-Index: 160 scientists 48 D-Index: 134 scientists 49 D-Index: 130 scientists 50 D-Index: 141 scientists 51 D-Index: 156 scientists 52 D-Index: 108 scientists 53 D-Index: 130 scientists 54 D-Index: 112 scientists 55 D-Index: 97 scientists 56 D-Index: 111 scientists 57 D-Index: 102 scientists 58 D-Index: 108 scientists 59 D-Index: 120 scientists 60 D-Index: 103 scientists 61 D-Index: 93 scientists 62 D-Index: 92 scientists 63 D-Index: 74 scientists 64 D-Index: 77 scientists 65 D-Index: 73 scientists 66 D-Index: 64 scientists 67 D-Index: 69 scientists 68 D-Index: 60 scientists 69 D-Index: 39 scientists 70 D-Index: 57 scientists 71 D-Index: 59 scientists 72 D-Index: 46 scientists 73 D-Index: 49 scientists 74 D-Index: 38 scientists 75 D-Index: 35 scientists 76 D-Index: 32 scientists 77 D-Index: 35 scientists 78 D-Index: 31 scientists 79 D-Index: 22 scientists 80 D-Index: 34 scientists 81 D-Index: 31 scientists 82 D-Index: 34 scientists 83 D-Index: 23 scientists 84 D-Index: 18 scientists 85 D-Index: 30 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 20 scientists 89 D-Index: 8 scientists 90 D-Index: 17 scientists 91 D-Index: 7 scientists 92 D-Index: 14 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 12 scientists 97 D-Index: 10 scientists 98 D-Index: 10 scientists 99 D-Index: 12 scientists 100 D-Index: 16 scientists 101 D-Index: 5 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 8 scientists 105 D-Index: 9 scientists 106 D-Index: 13 scientists 107 D-Index: 4 scientists 108 D-Index: 5 scientists 109 D-Index: 10 scientists 110 D-Index: 8 scientists 111+ D-Index: 96 scientists
30 D-Index 111+

This scientist: 46 D-Index — 52nd percentile

52% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 111 D-Index or more.

Research.com Recognitions

  • 2012 - IEEE Fellow For contributions to multimedia coding and security

Overview

Oscar C. Au is affiliated with the Hong Kong University of Science and Technology in China. Their academic work is recognized within the field of multimedia coding and security, evidenced by their elevation to IEEE Fellow status in 2012 for contributions to these areas.

Their research scope centers primarily on multimedia coding and related security technologies. This specialization integrates aspects of data encoding, compression, and the safeguarding of multimedia content against unauthorized access or manipulation.

The recognition as an IEEE Fellow marks a notable distinction in their career, highlighting significant contributions to the development and improvement of multimedia coding standards and security protocols utilized in digital communication and storage.

They have engaged with various academic and technical communities through their association with Hong Kong University of Science and Technology, contributing to the institution's research output in relevant fields.

Best Publications

  • Predictive motion vector field adaptive search technique (PMVFAST): enhancing block-based motion estimation

    Alexis Michael Tourapis;Oscar Chi Lim Au;Ming Lei Liou

  • Highly efficient predictive zonal algorithms for fast block-matching motion estimation

    A.M. Tourapis;O.C. Au;M.L. Liou

  • Data hiding watermarking for halftone images

    Ming Sun Fu;O.C. Au

  • Novel blind multiple watermarking technique for images

    P.H.W. Wong;O.C. Au;Y.M. Yeung

  • Secure Reversible Image Data Hiding Over Encrypted Domain via Key Modulation

    Jiantao Zhou;Weiwei Sun;Li Dong;Xianming Liu

  • Designing an Efficient Image Encryption-Then-Compression System via Prediction Error Clustering and Random Permutation

    Jiantao Zhou;Xianming Liu;Oscar C. Au;Yuan Yan Tang

  • Multiresolution Graph Fourier Transform for Compression of Piecewise Smooth Images

    Wei Hu;Gene Cheung;Antonio Ortega;Oscar C. Au

  • Efficient multi-frame motion estimation for video compression

    Oscar Chi-Lim Au;Andy Chang

  • An adaptive unsupervised approach toward pixel clustering and color image segmentation

    Zhiding Yu;Oscar C. Au;Ruobing Zou;Weiyu Yu

  • Video Error Concealment Using Spatio-Temporal Boundary Matching and Partial Differential Equation

    Yan Chen;Yang Hu;O.C. Au;Houqiang Li

  • Efficient intra-prediction mode selection for 4/spl times/4 blocks in H.264

    B. Meng;O.C. Au;Chi-Wah Wong;Hong-Kwai Lam

  • Fast intra-prediction mode selection for 4A blocks in H.264

    B. Meng;O.C. Au

  • Security Analysis of Multimedia Encryption Schemes Based on Multiple Huffman Table

    Jiantao Zhou;Zhiqin Liang;Yan Chen;O.C. Au

  • Video Coding on Multicore Graphics Processors

    Nagai-Man Cheung;Xiaopeng Fan;O.C. Au;Man-Cheung Kung

  • Device, method and digital video encoder for block-matching motion estimation

    Oscar Chi-Lim Au;Ming Lei Liou;Alexandros Tourapis;Guobin Shen

  • Methods and apparatus for hiding data in halftone images

    Oscar Chi-Lim Au;Ming Sun Fu

  • Data hiding in halftone images by stochastic error diffusion

    Ming Sun Fu;O.C. Au

  • Lossless Visible Watermarking

    Shu-kei Yip;Oscar Au;Chi-wang Ho;Hoi-ming Wong

  • Depth map denoising using graph-based transform and group sparsity

    Wei Hu;Xin Li;Gene Cheung;Oscar Au

  • New results on zonal based motion estimation algorithms-advanced predictive diamond zonal search

    A.M. Tourapis;O.C. Au;M.L. Liou

Frequent Co-Authors

Jiantao Zhou
Jiantao Zhou University of Macau
Beibei Wang
Beibei Wang University of Maryland, College Park
Ngai-Man Cheung
Ngai-Man Cheung Singapore University of Technology and Design
Yan Chen
Yan Chen University of Science and Technology of China
Chenshu Wu
Chenshu Wu University of Hong Kong
Yuan Yuan
Yuan Yuan Huawei Technologies (China)
Gene Cheung
Gene Cheung York University
Jiang Xu
Jiang Xu Hong Kong University of Science and Technology
Wei Hu
Wei Hu Nanjing University
Cha Zhang
Cha Zhang Microsoft (United States)

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Pursuing a degree in Electronics and Electrical Engineering opens doors to various career advancements, but supplementing your education with additional skills can be equally beneficial. Many students and professionals explore interdisciplinary programs, such as project management, to enhance their leadership and organizational skills.

For those seeking a quicker route, the fastest online project management degree programs offer an efficient way to gain essential management expertise without compromising a full-time work schedule. These accelerated formats are ideal for working professionals aiming to advance swiftly.

If you prefer a foundational focus, a bachelor of project management can complement your technical engineering knowledge, preparing you for roles that require both technical and managerial acumen.

Moreover, many universities provide accelerated online degree programs designed specifically for working adults, combining flexibility with rigorous coursework to match your pace and career demands.

For those interested in educational roles within engineering or corporate training sectors, exploring a master's in training and development online can open pathways to designing impactful learning experiences and training programs.

Best Scientists Citing Oscar C. Au

Trending Scientists

Recently Published Articles