World's Best Scientists 2026 revealed!

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Computer Science

D-Index
39
Citations
39397
World Ranking
9455
National Ranking
78

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
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
Marcus Foth
Marcus Foth Queensland University of Technology
David Harwood
David Harwood University of Maryland, College Park
Denzil Ferreira
Denzil Ferreira University of Oulu
Chen Yu
Chen Yu The University of Texas at Austin

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