World's Best Scientists 2026 revealed!
Ricardo L. de Queiroz

Ricardo L. de Queiroz

D-Index & Metrics

Computer Science

D-Index
34
Citations
5226
World Ranking
12134
National Ranking
52

Ricardo L. de Queiroz 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 Ricardo L. de Queiroz 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: 237 publications — 59th percentile

59% of scientists in this discipline score the same or lower.

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

Ricardo L. de Queiroz 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 Ricardo L. de Queiroz 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: 34 D-Index — 16th percentile

16% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2017 - IEEE Fellow For contributions to image and video signal enhancement and compression

Overview

Ricardo L. de Queiroz is affiliated with the University of Brasília in Brazil and has contributed extensively to the field of Computer Science, with a focus on Computer Vision and Pattern Recognition. Their research spans diverse subfields including Computational Mechanics, Computer Graphics and Computer-Aided Design, Economics and Econometrics, and Signal Processing.

Their recent scholarly output includes the following papers:

  • Climate Change and Monetary Policy in the Euro Area (2021) published in SSRN Electronic Journal
  • Motion-Compensated Predictive RAHT for Dynamic Point Clouds (2023) published in IEEE Transactions on Image Processing
  • Set Partitioning in Hierarchical Trees for Point Cloud Attribute Compression (2021) published in IEEE Signal Processing Letters
  • A 3D Motion Vector Database for Dynamic Point Clouds (2020) published in arXiv (Cornell University)
  • Embedded Coding of Point Cloud Attributes (2024) published in IEEE Signal Processing Letters

Their research topics encompass:

  • Advanced Vision and Imaging
  • Computer Graphics and Visualization Techniques
  • 3D Shape Modeling and Analysis
  • Image and Signal Denoising Methods
  • Optical measurement and interference techniques
  • Advanced Data Compression Techniques
  • Advanced Numerical Analysis Techniques

Frequent co-authors with whom they have collaborated include:

  • Diogo C. Garcia
  • Tomás M. Borges
  • Camilo Dorea
  • André Souto
  • Victor F. Figueiredo

The scientist's frequent publication venues reflect an emphasis on both theoretical and applied research, featuring:

  • arXiv (Cornell University)
  • IEEE Signal Processing Letters
  • Anais de XXXVIII Simpósio Brasileiro de Telecomunicações e Processamento de Sinais
  • SSRN Electronic Journal
  • IEEE Transactions on Image Processing

Ricardo L. de Queiroz has been recognized as an IEEE Fellow since 2017, with a citation noting contributions to image and video signal enhancement and compression.

Best Publications

  • Identification of bitmap compression history: JPEG detection and quantizer estimation

    Unknown

  • Compression of 3D Point Clouds Using a Region-Adaptive Hierarchical Transform

    Ricardo L. de Queiroz;Philip A. Chou

  • The GenLOT: generalized linear-phase lapped orthogonal transform

    R.L. de Queiroz;T.Q. Nguyen;K.R. Rao

  • Motion-Compensated Compression of Dynamic Voxelized Point Clouds

    Ricardo L. de Queiroz;Philip A. Chou

  • Linear-phase perfect reconstruction filter bank: lattice structure, design, and application in image coding

    T.D. Tran;R.L. de Queiroz;T.Q. Nguyen

  • JPEG compression history estimation for color images

    R. Neelamani;R. de Queiroz;Zhigang Fan;S. Dash

  • Mixed raster content (MRC) model for compound image compression

    Ricardo L. de Queiroz;Robert R. Buckley;Ming Xu

  • A novel methodology for quality assessment of voxelized point clouds

    Eric M. Torlig;Evangelos Alexiou;Tiago A. Fonseca;Ricardo L. de Queiroz

  • Time-varying lapped transforms and wavelet packets

    R.L. de Queiroz;K.R. Rao

  • Using encoding cost data for segmentation of compressed image sequences

    Ricardo L. de Queiroz;Gozde Bozdagi

  • A comprehensive study of the rate-distortion performance in MPEG point cloud compression

    Evangelos Alexiou;Irene Viola;Tomás M. Borges;Tiago A. Fonseca

  • Processing JPEG-compressed images and documents

    Unknown

  • Face-Spoofing 2D-Detection Based on Moiré-Pattern Analysis

    Diogo Caetano Garcia;Ricardo L. de Queiroz

  • Color to gray and back: color embedding into textured gray images

    Unknown

  • Optimizing block-thresholding segmentation for multilayer compression of compound images

    R.L. de Queiroz;Zhigang Fan;T.D. Tran

  • A robust technique for image descreening based on the wavelet transform

    Jiebo Luo;R. de Queiroz;Zhigang Fan

  • Generic pre-processing of mixed raster content planes

    Ricardo de Queiroz

  • Super resolution of video using key frames

    F. Brandi;R. de Queiroz;D. Mukherjee

  • METHOD FOR GENERATING CONTINUOUS TONE PICTURE FROM HALFTONE PICTURE

    Dequeiroz Ricardo L;Luo Jiebo;Fan Zhigang

  • Super-resolution of video using key frames and motion estimation

    F. Brandi;R. de Queiroz;D. Mukherjee

  • Transform Coding for Point Clouds Using a Gaussian Process Model

    Ricardo L. de Queiroz;Philip A. Chou

  • Method and apparatus for pre-processing mixed raster content planes to improve the quality of a decompressed image and increase document compression ratios

    Ricardo L. de Queiroz;Reiner Eschbach;William A. Fuss;Robert R. Buckley

  • Wavelet transforms in a JPEG-like image coder

    R. de Queiroz;C.K. Choi;Y. Huh;K.R. Rao

  • On Macroblock Partition for Motion Compensation

    E. M. Hung;R. L. De Queiroz;D. Mukherjee

  • Geometry Coding for Dynamic Voxelized Point Clouds Using Octrees and Multiple Contexts

    Diogo C. Garcia;Tiago A. Fonseca;Renan U. Ferreira;Ricardo L. de Queiroz

  • JPEG compression history estimation for color images

    R. Neelamani;R. de Queiroz;Zhigang Fan;R. Baraniuk

  • Color to Gray and Back: Color Embedding Into Textured Gray Images.

    Karen M. Braun;Ricardo L. de Queiroz

Frequent Co-Authors

Reiner Eschbach
Reiner Eschbach Norwegian University of Science and Technology
Philip A. Chou
Philip A. Chou Google (United States)
Debargha Mukherjee
Debargha Mukherjee Google (United States)
Jiebo Luo
Jiebo Luo University of Rochester
K. R. Rao
K. R. Rao The University of Texas at Arlington
Robert P. Loce
Robert P. Loce Datto, Inc.
Jenq-Neng Hwang
Jenq-Neng Hwang University of Washington
Steven J. Harrington
Steven J. Harrington Xerox (France)
Touradj Ebrahimi
Touradj Ebrahimi École Polytechnique Fédérale de Lausanne
Antonio Ortega
Antonio Ortega University of Southern California

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