All Outputs (16)

Subtitles in VR 360° video. Results from an eye-tracking experiment (2023)
Journal Article
Brescia-Zapata, M., Krejtz, K., Duchowski, A. T., Hughes, C. J., & Orero, P. (2023). Subtitles in VR 360° video. Results from an eye-tracking experiment. Perspectives, 1-23. https://doi.org/10.1080/0907676x.2023.2268122

Virtual and Augmented Reality, collectively known as eXtended Reality, are key technologies for the next generation of human?computer?human interaction. In this context, 360° videos are becoming ubiquitous and especially suitable for providing immers... Read More about Subtitles in VR 360° video. Results from an eye-tracking experiment.

VR 360º subtitles: designing a test suite with eye-tracking technology (2022)
Journal Article
Brescia-Zapata, M., Krejtz, K., Duchowski, A., & Hughes, C. (2022). VR 360º subtitles: designing a test suite with eye-tracking technology. Journal of audiovisual translation, 6(2), 233-258

Subtitle production is an increasingly creative accessibility service. New technologies allow for placing subtitles at any location of the screen in a variety of formats, shapes, typography, font size, and colour. The screen now affords accessible cr... Read More about VR 360º subtitles: designing a test suite with eye-tracking technology.

Universal access : user needs for immersive captioning (2021)
Journal Article
Hughes, C. (2021). Universal access : user needs for immersive captioning. Universal Access in the Information Society, 21(2), 393-403. https://doi.org/10.1007/s10209-021-00828-w

This article focuses on building a prototyping for immersive captioning following a user-centric approach. This methodology is characterised by following a bottom-up approach, where usability and user needs are at the heart of the development. Recent... Read More about Universal access : user needs for immersive captioning.

Accessibility in 360º video players (2020)
Journal Article
Hughes, C., & Montagud, M. (2021). Accessibility in 360º video players. Multimedia Tools and Applications, 80(20), 30993-31020. https://doi.org/10.1007/s11042-020-10088-0

Accessibility is a key requirement for any multimedia tool and application. With the current trend towards immersive experiences, such as Virtual Reality (VR) and 360o video, it becomes key that these environments are adapted to be fully accessible... Read More about Accessibility in 360º video players.

Analyzing data streams using a dynamic compact stream pattern algorithm (2019)
Journal Article
Oyewale, A., Hughes, C., & Saraee, M. (2019). Analyzing data streams using a dynamic compact stream pattern algorithm

A growing number of applications that generate massive streams of data need intelligent data processing and online analysis. Data & Knowledge Engineering (DKE) has been known to stimulate the exchange of ideas and interaction between these two rela... Read More about Analyzing data streams using a dynamic compact stream pattern algorithm.

Understanding the diverse needs of subtitle users in a rapidly evolving media landscape (2017)
Journal Article
Armstrong, M., Brown, A., Crabb, M., Hughes, C., Jones, R., & Sandford, J. (2017). Understanding the diverse needs of subtitle users in a rapidly evolving media landscape. SMPTE motion imaging journal, 125(9), 33-41. https://doi.org/10.5594/JMI.2016.2614919

Audiences are increasingly using services, such as video on demand and the Web, to watch television programs. Broadcasters need to make subtitles available across all these new platforms. These platforms also create new design opportunities for subti... Read More about Understanding the diverse needs of subtitle users in a rapidly evolving media landscape.

ImaGiNe Seldinger : first simulator for Seldinger technique and angiography training (2013)
Journal Article
Luboz, V., Zhang, Y., Johnson, S., Song, Y., Kilkenny, C., Hunt, C., …Gould, D. (2013). ImaGiNe Seldinger : first simulator for Seldinger technique and angiography training. Computer Methods and Programs in Biomedicine, 111(2), 419-434. https://doi.org/10.1016/j.cmpb.2013.05.014

In vascular interventional radiology, procedures generally start with the Seldinger technique to access the vasculature, using a needle through which a guidewire is inserted, followed by navigation of catheters within the vessels. Visual and tactile... Read More about ImaGiNe Seldinger : first simulator for Seldinger technique and angiography training.

Storyboarding for visual analytics (2013)
Journal Article
Walker, R., Cenydd, L., Pop, S., Miles, H., Hughes, C., Teahan, W., & Roberts, J. (2015). Storyboarding for visual analytics. Information Visualization, 14(1), 27-50. https://doi.org/10.1177/1473871613487089

Analysts wish to explore different hypotheses, organize their thoughts into visual narratives and present their findings. Some developers have used algorithms to ascertain key events from their data, while others have visualized different states of... Read More about Storyboarding for visual analytics.

A directed particle system for optimised visualization of blood flow in complex networks (2013)
Journal Article
Pop, S., Hughes, C., Ap Cenydd, L., & John, N. (2013). A directed particle system for optimised visualization of blood flow in complex networks. https://doi.org/10.3233/978-1-61499-209-7-330

This paper introduces a novel technique for the visualization of blood (or other fluid) flowing through a complex 3D network of vessels. The Directed Particle System (DPS) approach is loosely based on the computer graphics concept of flocking agents.... Read More about A directed particle system for optimised visualization of blood flow in complex networks.

A model for flexible tools used in minimally invasive medical virtual environments (2011)
Journal Article
Soler, F., Luzon, M., Pop, S., Hughes, C., John, N., & Torres, J. (2011). A model for flexible tools used in minimally invasive medical virtual environments. https://doi.org/10.3233/978-1-60750-706-2-594

Within the limits of current technology, many applications of a virtual environment will trade-off accuracy for speed. This is not an acceptable compromise in a medical training application where both are essential. Efficient algorithms must therefor... Read More about A model for flexible tools used in minimally invasive medical virtual environments.

Real-time Seldinger technique simulation in complex vascular models (2009)
Journal Article
Luboz, V., Hughes, C., Gould, D., John, N., & Bello, F. (2009). Real-time Seldinger technique simulation in complex vascular models. International Journal of Computer Assisted Radiology and Surgery, 4(2009), 589-596. https://doi.org/10.1007/s11548-009-0376-0

Purpose: Commercial interventional radiology vascular simulators emulate instrument navigation and device deployment, though none supports the Seldinger technique, which provides initial access to the vascular tree. This paper presents a novel virtua... Read More about Real-time Seldinger technique simulation in complex vascular models.

Physics-based virtual environment for training core skills in vascular interventional radiological procedures (2008)
Journal Article
John, N., Luboz, V., Bello, F., Hughes, C., Vidal, F., Lim, I., …Gould, D. (2008). Physics-based virtual environment for training core skills in vascular interventional radiological procedures

Recent years have seen a significant increase in the use of Interventional Radiology (IR) as an alternative to open surgery. A large number of IR procedures commence with needle puncture of a vessel to insert guidewires and catheters: these clinical... Read More about Physics-based virtual environment for training core skills in vascular interventional radiological procedures.

Adaptive infrastructure for visual computing (2007)
Journal Article
Brodlie, K., Brooke, J., Chen, M., Chisnall, D., Hughes, C., John, N., …Wood, J. (2007). Adaptive infrastructure for visual computing. https://doi.org/10.2312/LocalChapterEvents/TPCG/TPCG07/147-156

Recent hardware and software advances have demonstrated that it is now practicable to run large visual computing tasks over heterogeneous hardware with output on multiple types of display devices. As the complexity of the enabling infrastructure in... Read More about Adaptive infrastructure for visual computing.

A flexible infrastructure for delivering augmented reality enabled transcranial magnetic stimulation (2006)
Journal Article
Hughes, C., & John, N. (2006). A flexible infrastructure for delivering augmented reality enabled transcranial magnetic stimulation

Transcranial Magnetic Stimulation (TMS) is the process in which electrical activity in the brain is influenced by a pulsed magnetic field. Common practice is to align an electromagnetic coil with points of interest identified on the surface of the br... Read More about A flexible infrastructure for delivering augmented reality enabled transcranial magnetic stimulation.

Visual supercomputing : technologies, applications and challenges (2005)
Journal Article
Brodlie, K., Brooke, J., Chen, M., Chisnal, D., Fewings, A., Hughes, C., …Roard, N. (2005). Visual supercomputing : technologies, applications and challenges. Computer Graphics Forum, 24(2), 217-245. https://doi.org/10.1111/j.1467-8659.2005.00845.x%7C

If we were to have a Grid infrastructure for visualization, what technologies would be needed to build such an infrastructure, what kind of applications would benefit from it, and what challenges are we facing in order to accomplish this goal? In thi... Read More about Visual supercomputing : technologies, applications and challenges.

3D measuring tool for estimating femoroacetabular impingement.
Journal Article
Hughes, C., & John, N. 3D measuring tool for estimating femoroacetabular impingement. https://doi.org/10.3233/978-1-61499-209-7-202

Osteoarthritis of the hip is commonly caused by the repetitive contact between abnormal skeletal prominences between the anterosuperior femoral head-neck junction and the rim of the acetabular socket. Current methods for estimating femoroacetabular i... Read More about 3D measuring tool for estimating femoroacetabular impingement..