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Moon, B., Iglesias-Guitian, J. A., McDonagh, S., & Mitchell, K. (2017). Noise Reduction on G-Buffers for Monte Carlo Filtering: Noise Reduction on G-Buffers for Monte Carlo Filtering. Computer Graphics Forum, 36(8), (600-612). doi:10.1111/cgf.13155. ISSN 0167-7055
We propose a novel pre-filtering method that reduces the noise introduced by depth-of-field and motion blur effects in geometric
buffers (G-buffers) such as texture, normal an...
Klaudiny, M., McDonagh, S., Bradley, D., Beeler, T., & Mitchell, K. (2017). Real-Time Multi-View Facial Capture with Synthetic Training. Computer Graphics Forum, 36(2), (325-336). doi:10.1111/cgf.13129. ISSN 0167-7055
We present a real-time multi-view facial capture system facilitated by synthetic training imagery. Our method is able to achieve high-quality markerless facial performance cap...
Iglesias-Guitian, J. A., Moon, B., Koniaris, C., Smolikowski, E., & Mitchell, K. (2016). Pixel history linear models for real-time temporal filtering. Computer Graphics Forum, 35(7), (363-372). ISSN 0167-7055
We propose a new real-time temporal filtering and antialiasing (AA) method for rasterization graphics pipelines. Our method
is based on Pixel History Linear Models (PHLM), a n...
The DISTRO network brings together leading laboratories in Visual Computing and 3D Computer Graphics research across Europe with the aim of training a new generation of scientists, technologists, and ...
26 September 2018
26 September 2018
The development of 3D printing technology has contributed to improve the engagement of the visually impaired when experiencing two-dimensional visual artworks. 3D printed tact...
Bitterli, B., Rousselle, F., Moon, B., Iglesias-Guitián, J. A., Adler, D., Mitchell, K., …Novák, J. (2016). Nonlinearly Weighted First-order Regression for Denoising Monte Carlo Renderings. Computer Graphics Forum, 35(4), (107-117). ISSN 0167-7055
We address the problem of denoising Monte Carlo renderings by studying existing approaches and proposing a new algorithm that yields state-of-the-art performance on a wide ran...
Moon, B., McDonagh, S., Mitchell, K., & Gross, M. (2016). Adaptive polynomial rendering. ACM transactions on graphics, 35(4), (1-10). doi:10.1145/2897824.2925936. ISSN 0730-0301
In this paper, we propose a new adaptive rendering method to improve the performance of Monte Carlo ray tracing, by reducing noise contained in rendered images while preservin...
Moon, B., Iglesias-Guitian, J. A., Yoon, S., & Mitchell, K. (2015). Adaptive rendering with linear predictions. ACM transactions on graphics, 34(4), (121:1-121:11). doi:10.1145/2766992. ISSN 0730-0301
We propose a new adaptive rendering algorithm that enhances the
performance of Monte Carlo ray tracing by reducing the noise, i.e.,
variance, while preserving a variety of hig...
Bradbury, G. A., Subr, K., Koniaris, C., Mitchell, K., & Weyrich, T. (2014). Guided ecological simulation for artistic editing of plant distributions in natural scenes. The Journal of Computer Graphics Techniques, 4(4), ISSN 2331-7418
In this paper we present a novel approach to author vegetation cover of large natural scenes. Unlike stochastic scatter-instancing tools for plant placement (such as multi-cla...
Subr, K., Nowrouzezahrai, D., Jarosz, W., Kautz, J., & Mitchell, K. (2014). Error analysis of estimators that use combinations of stochastic sampling strategies for direct illumination. Computer Graphics Forum, 33(4), (93-102). ISSN 0167-7055
We present a theoretical analysis of error of combinations of Monte Carlo estimators used in image synthesis. Importance sampling and multiple importance sampling are popular ...
Malleson, C., Kosek, M., Klaudiny, M., Huerta, I., Bazin, J., Sorkine-Hornung, A., …Mitchell, K. (2017). Rapid one-shot acquisition of dynamic VR avatars. In IEEE 2017 Virtual Reality (VR)doi:10.1109/vr.2017.7892240
We present a system for rapid acquisition of bespoke, animatable, full-body avatars including face texture and shape. A blendshape rig with a skeleton is used as a template fo...
McDonagh, S., Klaudiny, M., Bradley, D., Beeler, T., Matthews, I., & Mitchell, K. (2016). Synthetic Prior Design for Real-Time Face Tracking. In 2016 Fourth International Conference on 3D Vision (3DV),
Real-time facial performance capture has recently been gaining popularity in virtual film production, driven by advances in machine learning, which allows for fast inference o...
Andrews, S., Huerta, I., Komura, T., Sigal, L., & Mitchell, K. (2016). Real-time Physics-based Motion Capture with Sparse Sensors. In Proceedings of the 13th European Conference on Visual Media Production (CVMP 2016)
We propose a framework for real-time tracking of humans
using sparse multi-modal sensor sets, including data obtained
from optical markers and inertial measurement units. A sm...
Koniaris, B., Israr, A., Mitchell, K., Huerta, I., Kosek, M., Darragh, K., …Moon, B. (2016). IRIDiuM: immersive rendered interactive deep media. In n/a
Compelling virtual reality experiences require high quality imagery
as well as head motion with six degrees of freedom. Most existing
systems limit the motion of the viewer (p...
Israr, A., Zhao, S., McIntosh, K., Schwemler, Z., Fritz, A., Mars, J., …Mitchell, K. (2016). Stereohaptics: a haptic interaction toolkit for tangible virtual experiences. In SIGGRAPH '16 ACM SIGGRAPH 2016 Studio
With a recent rise in the availability of affordable head mounted gear sets, various sensory stimulations (e.g., visual, auditory and haptics) are integrated to provide seamle...
Swafford, N. T., Iglesias-Guitian, J. A., Koniaris, C., Moon, B., Cosker, D., & Mitchell, K. (2016). User, metric, and computational evaluation of foveated rendering methods. In SAP '16 Proceedings of the ACM Symposium on Applied Perception
Perceptually lossless foveated rendering methods exploit human perception by selectively rendering at different quality levels based on eye gaze (at a lower computational cost...
Kim, C., Subr, K., Mitchell, K., Sorkine-Hornung, A., & Gross, M. (2015). Online view sampling for estimating depth from light fields. In 2015 IEEE International Conference on Image Processing (ICIP)doi:10.1109/icip.2015.7350981
Geometric information such as depth obtained from light fields
finds more applications recently. Where and how to sample
images to populate a light field is an important probl...
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