World's Best Scientists 2026 revealed!
Osmar R. Zaïane

Osmar R. Zaïane

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Computer Science
Canada
2025

D-Index & Metrics

Computer Science

D-Index
69
Citations
21614
World Ranking
1960
National Ranking
71

Osmar R. Zaïane 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 Osmar R. Zaïane 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: 381 publications — 85th percentile

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

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

Osmar R. Zaïane 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 Osmar R. Zaïane 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: 69 D-Index — 87th percentile

87% 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

  • 2025 - Research.com Computer Science in Canada Leader Award
  • 2023 - Research.com Computer Science in Canada Leader Award
  • 2022 - Research.com Computer Science in Canada Leader Award

Overview

Osmar R. Zaïane is affiliated with the University of Alberta in Canada, where they focus on research primarily within the fields of Computer Science and Medicine. Their work covers various subfields including Artificial Intelligence, Computer Vision and Pattern Recognition, Cognitive Neuroscience, Radiology, Nuclear Medicine and Imaging, and Neurology.

The scientist's research spans several key topics, illustrating a multidisciplinary approach. These topics include:

  • Topic Modeling
  • Natural Language Processing Techniques
  • Functional Brain Connectivity Studies
  • Brain Tumor Detection and Classification
  • COVID-19 Diagnosis Using AI
  • Multimodal Machine Learning Applications
  • Mental Health via Writing

Osmar R. Zaïane has contributed to numerous publications, commonly appearing in the following venues:

  • arXiv (Cornell University)
  • Computers in Biology and Medicine
  • Applied Intelligence
  • Medical & Biological Engineering & Computing
  • Computer Methods and Programs in Biomedicine

Some recent papers by Zaïane include:

  • "U2-Net: Going deeper with nested U-structure for salient object detection," 2020, Pattern Recognition
  • "UCTransNet: Rethinking the Skip Connections in U-Net from a Channel-Wise Perspective with Transformer," 2022, Proceedings of the AAAI Conference on Artificial Intelligence
  • "Hi-GCN: A hierarchical graph convolution network for graph embedding learning of brain network and brain disorders prediction," 2020, Computers in Biology and Medicine
  • "MVS-GCN: A prior brain structure learning-guided multi-view graph convolution network for autism spectrum disorder diagnosis," 2022, Computers in Biology and Medicine
  • "On the Origin of Hallucinations in Conversational Models: Is it the Datasets or the Models?," 2022, Proceedings of the 2022 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies

The scientist frequently collaborates with other researchers. Notable coauthors include:

  • Jinzhu Yang
  • Peng Cao
  • Guangqi Wen
  • Nawshad Farruque

Best Publications

  • U2-Net: Going Deeper with Nested U-Structure for Salient Object Detection

    Unknown

  • UCTransNet: Rethinking the Skip Connections in U-Net from a Channel-wise Perspective with Transformer

    Unknown

  • Discovering Web access patterns and trends by applying OLAP and data mining technology on Web logs

    O.R. Zaiane;Man Xin;Jiawei Han

  • Privacy Preserving Clustering by Data Transformation

    Stanley R. M. Oliveira;Osmar R. Zaiane

  • Building a recommender agent for e-learning systems

    O.R. Zaiane

  • Current State of Text Sentiment Analysis from Opinion to Emotion Mining

    Ali Yadollahi;Ameneh Gholipour Shahraki;Osmar R. Zaiane

  • DMQL: A Data Mining Query Language for Relational Databases

    Jiawei Han;Yongjian Fu;Wei Wang;Krzysztof Koperski

  • Application of data mining techniques for medical image classification

    Maria-Luiza Antonie;Osmar R. Zaïane;Alexandru Coman

  • Web Usage Mining for a Better Web-Based Learning Environment

    Osmar Zaiane

  • Privacy preserving frequent itemset mining

    Stanley R. M. Oliveira;Osmar R. Zaïane

  • Clustering and Sequential Pattern Mining of Online Collaborative Learning Data

    D. Perera;J. Kay;I. Koprinska;K. Yacef

  • Incremental mining of frequent patterns without candidate generation or support constraint

    W. Cheung;O.R. Zaiane

  • DBMiner: a system for mining knowledge in large relational databases

    Jiawei Han;Yongjian Fu;Wei Wang;Jenny Chiang

  • Educational data mining applications and tasks: A survey of the last 10 years

    Behdad Bakhshinategh;Osmar R. Zaiane;Samira Elatia;Donald Ipperciel

  • Mining positive and negative association rules: an approach for confined rules

    Maria-Luiza Antonie;Osmar R. Zaïane

  • Protecting sensitive knowledge by data sanitization

    S.R.M. Oliveira;O.R. Zaiane

  • A systematic review of data mining and machine learning for air pollution epidemiology.

    Colin Bellinger;Mohomed Shazan Mohomed Jabbar;Osmar Zaïane;Alvaro Osornio-Vargas

  • Text document categorization by term association

    M.-L. Antonie;O.R. Zaiane

  • Fast parallel association rule mining without candidacy generation

    O.R. Zaiane;M. El-Hajj;P. Lu

  • Achieving Privacy Preservation when Sharing Data for Clustering

    Stanley R. M. Oliveira;Stanley R. M. Oliveira;Osmar R. Zaïane

  • Towards evaluating learners' behaviour in a Web-based distance learning environment

    O.R. Zaiane;J. Luo

  • Local Community Identification in Social Networks

    Jiyang Chen;Osmar Zaïane;Randy Goebel

Frequent Co-Authors

Randy Goebel
Randy Goebel University of Alberta
Jiawei Han
Jiawei Han University of Illinois at Urbana-Champaign
Myra Spiliopoulou
Myra Spiliopoulou Otto-von-Guericke University Magdeburg
Jundong Li
Jundong Li University of Virginia
Jaideep Srivastava
Jaideep Srivastava University of Minnesota
Olfa Nasraoui
Olfa Nasraoui University of Louisville
Bamshad Mobasher
Bamshad Mobasher DePaul University
Longbing Cao
Longbing Cao University of Technology Sydney
Simaan AbouRizk
Simaan AbouRizk University of Alberta
Gregory J. Taylor
Gregory J. Taylor University of Alberta

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