All Outputs (24)

3D gaze in virtual reality: vergence, calibration, event detection (2022)
Presentation / Conference
Duchowski, A., Krejz, K., Volonte, M., Hughes, C., Brescia-Zapata, M., & Orero, P. (2022, September). 3D gaze in virtual reality: vergence, calibration, event detection. Presented at 26th International Conference on Knowledge-Based and Intelligent Information & Engineering Systems (KES 2022), Verona, Italy

Eye movement analysis in modern 3D rendering systems is reviewed and three new techniques are derived inspired by work developed in early Virtual Reality so-called 2:5D implementations, namely (a) gaze depth (i.e., vergence) estimation, (b) vergence... Read More about 3D gaze in virtual reality: vergence, calibration, event detection.

Immersive accessibility 4 all (2019)
Presentation / Conference
Montagud, M., Mas, F., Orero, P., Pesch, P., Bouqueau, R., Hughes, C., & Fernández, S. (2019, September). Immersive accessibility 4 all. Presented at International Broadcast Conference (IBC), RAI, Amsterdam

Disruptive approaches for subtitling in immersive environments (2019)
Presentation / Conference
Hughes, C., Montagud, M., & tho Pesch, P. (2019, June). Disruptive approaches for subtitling in immersive environments. Presented at TVX 2019 - ACM International Conference on Interactive Experiences for Television and Online Video, Media City, Salford UK

The Immersive Accessibility Project (ImAc) explores how accessibility services can be integrated with 360o video as well as new methods for enabling universal access to immersive content. ImAc is focused on inclusivity and addresses the needs of al... Read More about Disruptive approaches for subtitling in immersive environments.

Analyzing data streams using a dynamic compact stream pattern algorithm (2018)
Presentation / Conference
Oyewale, A., Hughes, C., & Saraee, M. (2018, July). Analyzing data streams using a dynamic compact stream pattern algorithm. Presented at The Eighth International Conference on Advances in Information Mining and Management, Barcelona, Spain

In order to succeed in the global competition, organizations need to understand and monitor the rate of data influx. The acquisition of continuous data has been extremely outstretched as a concern in many fields. Recently, frequent patterns in data s... Read More about Analyzing data streams using a dynamic compact stream pattern algorithm.

Online news videos : the UX of subtitle position (2015)
Presentation / Conference
Crabb, M., Jones, R., Armstrong, M., & Hughes, C. (2015, October). Online news videos : the UX of subtitle position. Presented at 17th International ACM SIGACCESS Conference on Computers & Accessibility, Lisbon, Portugal

Millions of people rely on subtitles when watching video content. The current change in media viewing behaviour involving computers has resulted in a large proportion of people turning to online sources as opposed to regular television for news infor... Read More about Online news videos : the UX of subtitle position.

Responsive design for personalised subtitles (2015)
Presentation / Conference
Hughes, C., Armstrong, M., Jones, R., & Crabb, M. (2015, May). Responsive design for personalised subtitles. Presented at The 12th Web for All Conference, Florence, Italy

The Internet has continued to evolve, becoming increasingly media rich. It is now a major platform for video content, which is available to a variety of users across a range of devices. Subtitles enhance this experience for many users. However, subti... Read More about Responsive design for personalised subtitles.

Automatic retrieval of closed captions for web clips from broadcast TV content (2015)
Presentation / Conference
Hughes, C., & Armstrong, M. (2015, April). Automatic retrieval of closed captions for web clips from broadcast TV content. Presented at 2015 NAB Broadcast Engineering Conference, Las Vegas, USA

As broadcasters’ web sites become more media rich it would be prohibitively expensive to manually caption all of the videos provided. However, many of these videos have been clipped from broadcast television and would have been captioned at the p... Read More about Automatic retrieval of closed captions for web clips from broadcast TV content.

epSpread - Storyboarding for visual analytics (2011)
Presentation / Conference
Cenydd, L., Walker, R., Pop, S., Miles, H., Hughes, C., Teahan, W., & Roberts, J. (2011, October). epSpread - Storyboarding for visual analytics. Presented at 2011 IEEE Conference on Visual Analytics Science and Technology (VAST), Providence, Rhode Island, USA

We present epSpread, an analysis and storyboarding tool for geolocated microblogging data. Individual time points and ranges are analysed through queries, heatmaps, word clouds and streamgraphs. The underlying narrative is shown on a storyboard-styl... Read More about epSpread - Storyboarding for visual analytics.

Calibrating the Kinect with a 3D projector to create a tangible tabletop interface (2011)
Presentation / Conference
Hughes, C., Sinclair, F., Pagella, T., & Roberts, J. (2011, September). Calibrating the Kinect with a 3D projector to create a tangible tabletop interface. Poster presented at 2011 Joint Virtual Reality Conference (EuroVR-EGVE), Nottingham, UK

In this poster we present a portable and easy to calibrate 3D tabletop display enabling easy understanding of complex datasets and simulations by providing a visualization environment with natural interaction. This table enables users to interact wi... Read More about Calibrating the Kinect with a 3D projector to create a tangible tabletop interface.

A robotic needle interface for interventional radiology training (2011)
Presentation / Conference
Hughes, C., & John, N. (2011, June). A robotic needle interface for interventional radiology training. Presented at The 4th Hamlyn Symposium for Medical Robotics, Imperial College, London, UK

Interventional Radiology (IR) provides a minimally invasive method for accessing vessels and organs as an alternative to traditional open surgery. By manipulating coaxially a catheter and guidewire through the vascular system, a range of pathologies... Read More about A robotic needle interface for interventional radiology training.

Using a Kinect interface to develop an interactive 3D tabletop display (2011)
Presentation / Conference
Cenydd, L., Hughes, C., Roberts, J., & Walker, R. (2011, April). Using a Kinect interface to develop an interactive 3D tabletop display. Poster presented at Eurographics 2011-Posters, Llandudno, Wales

Since the release of the motion picture ’Minority Report’ in 2002, which depicts Tom Cruise interacting with a video display using only hand gestures, there has been a significant interest in the development of intelligent display technology, that... Read More about Using a Kinect interface to develop an interactive 3D tabletop display.

The need to touch medical virtual environments? (2010)
Presentation / Conference
Bello, F., Coles, T., Gould, D., Hughes, C., John, N., Vidal, F., & Watt, S. (2010, March). The need to touch medical virtual environments?. Presented at Workshop of Medical Virtual Environments at IEEE VR 2010, Waltham, MA, USA

Haptics technologies are frequently used in virtual environments to allow participants to touch virtual objects. Medical applications are no exception and a wide variety of commercial and bespoke haptics hardware solutions have been employed to a... Read More about The need to touch medical virtual environments?.

Particle methods for a virtual patient (2009)
Presentation / Conference
Buckley, O., Hughes, C., John, N., & Pop, S. (2009, June). Particle methods for a virtual patient. Presented at 1st International Conference on Mathematical and Computational Biomedical Engineering, Swansea, UK

The particle systems approach is a well known technique in computer graphics for modelling fuzzy objects such as fire and clouds. The algorithm has also been applied to different biomedical applications and this paper presents two such methods: a cha... Read More about Particle methods for a virtual patient.

Computational requirements of the virtual patient (2009)
Presentation / Conference
John, N., Hughes, C., Pop, S., Vidal, F., & Buckley, O. (2009, June). Computational requirements of the virtual patient. Presented at 1st International Conference on Mathematical and Computational Biomedical Engineering, Swansea, UK

Medical visualization in a hospital can be used to aid training, diagnosis, and pre- and intra-operative planning. In such an application, a virtual representation of a patient is needed that is interactive, can be viewed in three dimensions (3D), an... Read More about Computational requirements of the virtual patient.

Interventional radiology core skills simulation : mid term status of the CRaIVE projects (2008)
Presentation / Conference
Gould, D., Vidal, F., Hughes, C., Villard, P., Luboz, V., John, N., …Kessel, D. (2008, September). Interventional radiology core skills simulation : mid term status of the CRaIVE projects. Poster presented at CIRSE 2008, Copenhagen, Denmark

There is a shortage of radiologists trained in performance of Interventional radiology (IR) procedures. Visceral and vascular IR techniques almost universally commence with a needle puncture, usually to a specific target for biopsy, or to introduce w... Read More about Interventional radiology core skills simulation : mid term status of the CRaIVE projects.

Improving the modeling of medical imaging data for simulation (2008)
Presentation / Conference
Villard, P., Littler, P., Gough, V., Vidal, F., Hughes, C., John, N., …Gould, D. (2008, January). Improving the modeling of medical imaging data for simulation. Presented at United Kingdom Radiology Congress (UKRC), Birmingham, UK

PURPOSE-MATERIALS: To use patient imaging as the basis for developing virtual environments (VE). BACKGROUND: Interventional radiology basic skills are still taught in an apprenticeship in patients, though these could be learnt in high fidelity sim... Read More about Improving the modeling of medical imaging data for simulation.

A framework for adaptive visualization (2006)
Presentation / Conference
Brodlie, K., Brooke, J., Chen, M., Chisnall, D., Hughes, C., John, N., …Wood, J. (2006, October). A framework for adaptive visualization. Presented at IEEE Visualization, Baltimore, MD, USA

Although desktop graphical capabilities continually improve, visualization at interactive frame rates remains a problem for very large datasets or complex rendering algorithms. This is particularly evident in scientific visualization, (e.g., medical... Read More about A framework for adaptive visualization.

eViz : towards an integrated framework for high performance visualization (2005)
Presentation / Conference
Riding, M., Wood, J., Brodlie, K., Brooke, J., Chen, M., Chisnal, D., …Roard, N. (2005, September). eViz : towards an integrated framework for high performance visualization. Presented at UK e-Science All Hands Meeting 2005, Nottingham, UK

Existing Grid visualization systems typically focus on the distribution onto remote machines of some or all of the processes encompassing the visualization pipeline, with the aim of increasing the maximum data size, achievable frame rates or display... Read More about eViz : towards an integrated framework for high performance visualization.

Voice interaction for accessible immersive video players
Presentation / Conference
Hughes, C., & Paton, J. Voice interaction for accessible immersive video players. Poster presented at HUCAPP 2021 : 5th International Conference on Human Computer Interaction Theory and Applications, Online

Immersive environments present new challenges for all users, especially those with accessibility requirements. Once a user is fully immersed in an experience, they no longer have access to the devices that they would have in the real world such as... Read More about Voice interaction for accessible immersive video players.

A flexible approach to high performance visualization enabled Augmented Reality
Presentation / Conference
Hughes, C., & John, N. A flexible approach to high performance visualization enabled Augmented Reality. Presented at EG UK Theory and Practice of Computer Graphics 2007, University of Wales, Bangor, UK

Commonly registration and tracking within Augmented Reality (AR) applications have been built around computervision techniques that use limited bold markers, which allow for their orientation to be estimated in real-time. Allattempts to implement AR... Read More about A flexible approach to high performance visualization enabled Augmented Reality.