World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
39
Citations
39397
World Ranking
9454
National Ranking
78

Timo Ojala 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 Timo Ojala 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: 194 publications — 44th percentile

44% of scientists in this discipline score the same or lower.

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

Timo Ojala 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 Timo Ojala 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: 39 D-Index — 33rd percentile

33% of scientists in this discipline score the same or lower.

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

Overview

Timo Ojala is affiliated with the University of Oulu in Finland and has contributed extensively to the fields of computer science, medicine, and engineering. Their research intersects multiple subfields including human-computer interaction, cognitive neuroscience, computer vision and pattern recognition, surgery, and rheumatology.

Their main topics of research focus on virtual reality applications and impacts, visual perception and processing mechanisms, visual attention and saliency detection, tactile and sensory interactions, orthopedic infections and treatments, osteoarthritis treatment and mechanisms, and advanced optical imaging technologies.

Ojala's recent publications demonstrate a blend of interests spanning immersive virtual environments and biomedical applications. Notable papers include:

  • "Nice to see you virtually": Thoughtful design and evaluation of virtual avatar of the other user in AR and VR based telexistence systems (2021, Entertainment Computing)
  • Virtual Reality Sickness Reduces Attention During Immersive Experiences (2023, IEEE Transactions on Visualization and Computer Graphics)
  • Improving performance in colorectal cancer histology decomposition using deep and ensemble machine learning (2024, Heliyon)
  • Improved accuracy in colorectal cancer tissue decomposition through refinement of established deep learning solutions (2023, Scientific Reports)
  • Exploring the Efficacy of Base Data Augmentation Methods in Deep Learning-Based Radiograph Classification of Knee Joint Osteoarthritis (2023, Algorithms)

The frequent coauthors collaborating with Ojala include Steven M. LaValle, Matti Pouke, Katherine J. Mimnaugh, Alexis P. Chambers, and Evan G. Center. These collaborators have contributed to a broad spectrum of projects within virtual reality and medical imaging domains.

Ojala's work has appeared frequently in several publication venues such as arXiv (Cornell University), Frontiers in Virtual Reality, the IEEE Conference on Virtual Reality and 3D User Interfaces, Entertainment Computing, and IEEE Transactions on Visualization and Computer Graphics.

In addition to journal and conference papers, Ojala has contributed to book publications, including a chapter in Algorithmic Foundations of Robotics XIV published by Springer International Publishing in 2021.

Best Publications

  • Multiresolution gray-scale and rotation invariant texture classification with local binary patterns

    T. Ojala;M. Pietikainen;T. Maenpaa

  • A comparative study of texture measures with classification based on featured distributions

    Timo Ojala;Matti Pietikäinen;David Harwood

  • Performance evaluation of texture measures with classification based on Kullback discrimination of distributions

    T. Ojala;M. Pietikainen;D. Harwood

  • Outex - new framework for empirical evaluation of texture analysis algorithms

    T. Ojala;T. Maenpaa;M. Pietikainen;J. Viertola

  • Gray Scale and Rotation Invariant Texture Classification with Local Binary Patterns

    Timo Ojala;Matti Pietikäinen;Topi Mäenpää

  • Rotation-invariant texture classification using feature distributions

    Matti Pietikäinen;Timo Ojala;Zelin Xu

  • Unsupervised texture segmentation using feature distributions

    Timo Ojala;Matti Pietikäinen

  • Bluetooth and WAP push based location-aware mobile advertising system

    Lauri Aalto;Nicklas Göthlin;Jani Korhonen;Timo Ojala

  • A Generalized Local Binary Pattern Operator for Multiresolution Gray Scale and Rotation Invariant Texture Classification

    Timo Ojala;Matti Pietikäinen;Topi Mäenpää

  • Texture Discrimination with Multidimensional Distributions of Signed Gray Level Differences

    Timo Ojala;Kimmo Valkealahti;Erkki Oja;Matti Pietikäinen

  • CloudThings: A common architecture for integrating the Internet of Things with Cloud Computing

    Jiehan Zhou;Teemu Leppanen;Erkki Harjula;Mika Ylianttila

  • Multipurpose Interactive Public Displays in the Wild: Three Years Later

    T. Ojala;V. Kostakos;H. Kukka;T. Heikkinen

  • SmartLibrary – Location-Aware Mobile Library Service

    Markus Aittola;Tapio Ryhänen;Timo Ojala

  • Texture classification by center-symmetric auto-correlation, using Kullback discrimination of distributions

    David Harwood;Timo Ojala;Matti Pietikäinen;Shalom Kelman

  • Citizen’s Right to the Digital City

    Marcus Foth;Martin Brynskov;Timo Ojala

  • UBI-Hotspot 1.0: Large-Scale Long-Term Deployment of Interactive Public Displays in a City Center

    Timo Ojala;Hannu Kukka;Tomas Lindén;Tommi Heikkinen

  • What makes you click: exploring visual signals to entice interaction on public displays

    Hannu Kukka;Heidi Oja;Vassilis Kostakos;Jorge Gonçalves

  • Experiences inside the Ubiquitous Oulu Smart City

    F Gil-Castineira;E Costa-Montenegro;Francisco J Gonzalez-Castano;C Lopez-Bravo

  • MobiLenin combining a multi-track music video, personal mobile phones and a public display into multi-user interactive entertainment

    Jürgen Scheible;Timo Ojala

  • From school food to skate parks in a few clicks: using public displays to bootstrap civic engagement of the young

    Simo Hosio;Vassilis Kostakos;Hannu Kukka;Marko Jurmu

  • Citizen's Right to the Digital City: Urban Interfaces, Activism, and Placemaking

    Marcus Foth;Martin Brynskov;Timo Ojala

Frequent Co-Authors

Vassilis Kostakos
Vassilis Kostakos University of Melbourne
Matti Pietikäinen
Matti Pietikäinen University of Oulu
Jukka Riekki
Jukka Riekki University of Oulu
Simo Hosio
Simo Hosio University of Oulu
Jorge Goncalves
Jorge Goncalves University of Melbourne
Mika Ylianttila
Mika Ylianttila University of Oulu
Steven M. LaValle
Steven M. LaValle University of Oulu
David Harwood
David Harwood University of Maryland, College Park
Marcus Foth
Marcus Foth Queensland University of Technology
Denzil Ferreira
Denzil Ferreira University of Oulu

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