World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
50
Citations
13942
World Ranking
5507
National Ranking
330

Ioannis Patras 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 Ioannis Patras 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: 251 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Ioannis Patras 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 Ioannis Patras 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: 50 D-Index — 62nd percentile

62% of scientists in this discipline score the same or lower.

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

Overview

Ioannis Patras is a researcher affiliated with Queen Mary University of London in the United Kingdom. Their main field of study is Computer Science, with a specific focus on subfields including Computer Vision and Pattern Recognition, Artificial Intelligence, Signal Processing, Neurology, and Experimental and Cognitive Psychology.

The topics that characterize their research work include:

  • Face recognition and analysis
  • Generative Adversarial Networks and Image Synthesis
  • Multimodal Machine Learning Applications
  • Domain Adaptation and Few-Shot Learning
  • Advanced Image and Video Retrieval Techniques
  • Human Pose and Action Recognition
  • Advanced Neural Network Applications

Patras has contributed extensively to scientific literature, publishing in various venues with repeated contributions particularly to arXiv (Cornell University), Zenodo (CERN European Organization for Nuclear Research), IEEE Transactions on Circuits and Systems for Video Technology, International Journal of Computer Vision, and the Scandinavian Journal of Urology.

Among their recent papers are:

  • AC-SUM-GAN: Connecting Actor-Critic and Generative Adversarial Networks for Unsupervised Video Summarization (2020), IEEE Transactions on Circuits and Systems for Video Technology
  • WarpedGANSpace: Finding non-linear RBF paths in GAN latent space (2021), 2021 IEEE/CVF International Conference on Computer Vision (ICCV)
  • DnS: Distill-and-Select for Efficient and Accurate Video Indexing and Retrieval (2022), International Journal of Computer Vision
  • Video Summarization Using Deep Neural Networks: A Survey (2021), Proceedings of the IEEE
  • Adaptive Soft Contrastive Learning (2022), 2022 26th International Conference on Pattern Recognition (ICPR)

Their collaborative work involves frequent coauthors including Christos Tzelepis, Georgios Tzimiropoulos, Vasileios Mezaris, Ioannis Kompatsiaris, and Evlampios Apostolidis.

In addition to journal and conference papers, Patras has contributed to book publications. Both books were published by Springer Science+Business Media in 2021 under the title MultiMedia Modeling.

Best Publications

  • DEAP: A Database for Emotion Analysis ;Using Physiological Signals

    S. Koelstra;C. Muhl;M. Soleymani;Jong-Seok Lee

  • Dynamics of facial expression: recognition of facial actions and their temporal segments from face profile image sequences

    M. Pantic;I. Patras

  • AMIGOS: A Dataset for Affect, Personality and Mood Research on Individuals and Groups

    Juan Abdon Miranda-Correa;Mojtaba Khomami Abadi;Nicu Sebe;Ioannis Patras

  • DECAF: MEG-Based Multimodal Database for Decoding Affective Physiological Responses

    Mojtaba Khomami Abadi;Ramanathan Subramanian;Seyed Mostafa Kia;Paolo Avesani

  • A Dynamic Texture-Based Approach to Recognition of Facial Actions and Their Temporal Models

    Sander Koelstra;Maja Pantic;Ioannis Patras

  • Fusion of facial expressions and EEG for implicit affective tagging

    Sander Koelstra;Ioannis Patras

  • Spatiotemporal salient points for visual recognition of human actions

    A. Oikonomopoulos;I. Patras;M. Pantic

  • Video Summarization Using Deep Neural Networks: A Survey

    Evlampios Apostolidis;Eleni Adamantidou;Alexandros I. Metsai;Vasileios Mezaris

  • Single trial classification of EEG and peripheral physiological signals for recognition of emotions induced by music videos

    Sander Koelstra;Ashkan Yazdani;Mohammad Soleymani;Christian Mühl

  • Video segmentation by MAP labeling of watershed segments

    I. Patras;E.A. Hendriks;R.L. Lagendijk

  • Facial Action Unit Detection using Probabilistic Actively Learned Support Vector Machines on Tracked Facial Point Data

    M.F. Valstar;I. Patras;M. Pantic

  • Coupled Gaussian processes for pose-invariant facial expression recognition

    Ognjen Rudovic;Maja Pantic;Ioannis Patras

  • Tensor Learning for Regression

    Weiwei Guo;I. Kotsia;I. Patras

  • Motion history for facial action detection in video

    M. Valstar;M. Pantic;I. Patras

  • Particle filtering with factorized likelihoods for tracking facial features

    I. Patras;M. Pantic

  • Detecting facial actions and their temporal segments in nearly frontal-view face image sequences

    M. Pantic;I. Patras

  • TARN: Temporal Attentive Relation Network for Few-Shot and Zero-Shot Action Recognition

    Mina Bishay;Georgios Zoumpourlis;Ioannis Patras

  • Combining color and shape information for illumination-viewpoint invariant object recognition

    A. Diplaros;T. Gevers;I. Patras

  • Unsupervised convolutional neural networks for motion estimation

    Aria Ahmadi;Ioannis Patras

  • Combining Global and Local Attention with Positional Encoding for Video Summarization

    Unknown

  • Sieving Regression Forest Votes for Facial Feature Detection in the Wild

    Heng Yang;Ioannis Patras

Frequent Co-Authors

Ioannis Kompatsiaris
Ioannis Kompatsiaris Information Technologies Institute, Greece
Maja Pantic
Maja Pantic Imperial College London
Hatice Gunes
Hatice Gunes University of Cambridge
Symeon Papadopoulos
Symeon Papadopoulos Information Technologies Institute, Greece
Ebroul Izquierdo
Ebroul Izquierdo Queen Mary University of London
Reginald L. Lagendijk
Reginald L. Lagendijk Delft University of Technology
Edwin R. Hancock
Edwin R. Hancock University of York
Michel Valstar
Michel Valstar University of Nottingham
Marcel Worring
Marcel Worring University of Amsterdam
Nicu Sebe
Nicu Sebe University of Trento

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