William J. Christmas

Publication Activity (10 Years)

Years Active: 1993-2018
Publications (10 Years): 22

Top Topics

Morphable Face Model

Multiresolution

Landmark Detection

Top Venues

Pattern Recognit.

Publications

Willem P. Koppen, Zhen-Hua Feng, Josef Kittler, Muhammad Awais, William J. Christmas, Xiaojun Wu, He-Feng Yin
Gaussian mixture 3D morphable face model. Pattern Recognit. 74 (2018)
Patrik Huber, Philipp Kopp, William J. Christmas, Matthias Rätsch, Josef Kittler
Real-Time 3D Face Fitting and Texture Fusion on In-the-Wild Videos. IEEE Signal Process. Lett. 24 (4) (2017)
Guosheng Hu, Fei Yan, Josef Kittler, William J. Christmas, Chi-Ho Chan, Zhen-Hua Feng, Patrik Huber
Efficient 3D morphable face model fitting. Pattern Recognit. 67 (2017)
Shervin Rahimzadeh Arashloo, Josef Kittler, William J. Christmas
An Anomaly Detection Approach to Face Spoofing Detection: A New Formulation and Evaluation Protocol. IEEE Access 5 (2017)
Zhen-Hua Feng, Josef Kittler, William J. Christmas, Patrik Huber, Xiaojun Wu
Dynamic Attention-Controlled Cascaded Shape Regression Exploiting Training Data Augmentation and Fuzzy-Set Sample Weighting. CVPR (2017)
Patrik Huber, Guosheng Hu, Jose Rafael Tena, Pouria Mortazavian, Willem P. Koppen, William J. Christmas, Matthias Rätsch, Josef Kittler
A Multiresolution 3D Morphable Face Model and Fitting Framework. VISIGRAPP (4: VISAPP) (2016)
Josef Kittler, Patrik Huber, Zhen-Hua Feng, Guosheng Hu, William J. Christmas
3D Morphable Face Models and Their Applications. AMDO (2016)
Xiaoning Song, Zhen-Hua Feng, Guosheng Hu, Josef Kittler, William J. Christmas, Xiaojun Wu
Dictionary Integration using 3D Morphable Face Models for Pose-invariant Collaborative-representation-based Classification. CoRR (2016)
Zhen-Hua Feng, Josef Kittler, William J. Christmas, Xiaojun Wu
A Unified Tensor-based Active Appearance Face Model. CoRR (2016)
Zhen-Hua Feng, Josef Kittler, William J. Christmas, Patrik Huber, Xiaojun Wu
Dynamic Attention-controlled Cascaded Shape Regression Exploiting Training Data Augmentation and Fuzzy-set Sample Weighting. CoRR (2016)
Guosheng Hu, Fei Yan, Chi-Ho Chan, Weihong Deng, William J. Christmas, Josef Kittler, Neil Martin Robertson
Face Recognition Using a Unified 3D Morphable Model. ECCV (8) (2016)
Willem P. Koppen, William J. Christmas, D. J. M. Crouch, W. F. Bodmer, Josef Kittler
Extending non-negative matrix factorisation to 3D registered data. ICB (2016)
Patrik Huber, William J. Christmas, Adrian Hilton, Josef Kittler, Matthias Rätsch
Real-time 3D face super-resolution from monocular in-the-wild videos. SIGGRAPH Posters (2016)
Patrik Huber, Philipp Kopp, Matthias Rätsch, William J. Christmas, Josef Kittler
3D Face Tracking and Texture Fusion in the Wild. CoRR (2016)
Shervin Rahimzadeh Arashloo, Josef Kittler, William J. Christmas
Face Spoofing Detection Based on Multiple Descriptor Fusion Using Multiscale Dynamic Binarized Statistical Image Features. IEEE Trans. Inf. Forensics Secur. 10 (11) (2015)
Zhen-Hua Feng, Guosheng Hu, Josef Kittler, William J. Christmas, Xiaojun Wu
Cascaded Collaborative Regression for Robust Facial Landmark Detection Trained Using a Mixture of Synthetic and Real Images With Dynamic Weighting. IEEE Trans. Image Process. 24 (11) (2015)
Patrik Huber, Zhen-Hua Feng, William J. Christmas, Josef Kittler, Matthias Rätsch
Fitting 3D Morphable Face Models using local features. ICIP (2015)
David Windridge, Josef Kittler, Fei Yan, William J. Christmas, Aftab Khan
A Novel Markov Logic Rule Induction Strategy for Characterizing Sports Video Footage. IEEE Multim. 22 (2) (2015)
Zhen-Hua Feng, Patrik Huber, Josef Kittler, William J. Christmas, Xiaojun Wu
Random Cascaded-Regression Copse for Robust Facial Landmark Detection. IEEE Signal Process. Lett. 22 (1) (2015)
Patrik Huber, Zhen-Hua Feng, William J. Christmas, Josef Kittler, Matthias Rätsch
Fitting 3D Morphable Models using Local Features. CoRR (2015)
Guosheng Hu, Yongxin Yang, Dong Yi, Josef Kittler, William J. Christmas, Stan Z. Li, Timothy M. Hospedales
When Face Recognition Meets with Deep Learning: an Evaluation of Convolutional Neural Networks for Face Recognition. CoRR (2015)
Guosheng Hu, Yongxin Yang, Dong Yi, Josef Kittler, William J. Christmas, Stan Z. Li, Timothy M. Hospedales
When Face Recognition Meets with Deep Learning: An Evaluation of Convolutional Neural Networks for Face Recognition. ICCV Workshops (2015)
Fei Yan, Josef Kittler, David Windridge, William J. Christmas, Krystian Mikolajczyk, Stephen J. Cox, Qiang Huang
Automatic annotation of tennis games: An integration of audio, vision, and learning. Image Vis. Comput. 32 (11) (2014)
Violet Snell, William J. Christmas, Josef Kittler
HEp-2 fluorescence pattern classification. Pattern Recognit. 47 (7) (2014)
Josef Kittler, William J. Christmas, Teofilo de Campos, David Windridge, Fei Yan, John Illingworth, Magda Osman
Domain Anomaly Detection in Machine Perception: A System Architecture and Taxonomy. IEEE Trans. Pattern Anal. Mach. Intell. 36 (5) (2014)
Guosheng Hu, Chi-Ho Chan, Fei Yan, William J. Christmas, Josef Kittler
Robust face recognition by an albedo based 3D morphable model. IJCB (2014)
Guosheng Hu, Pouria Mortazavian, Josef Kittler, William J. Christmas
A facial symmetry prior for improved illumination fitting of 3D morphable model. ICB (2013)
Zhen-Hua Feng, Josef Kittler, William J. Christmas, Xiaojun Wu
Feature Level Multiple Model Fusion Using Multilinear Subspace Analysis with Incomplete Training Set and Its Application to Face Image Analysis. MCS (2013)
Zhen-Hua Feng, Josef Kittler, William J. Christmas, Xiaojun Wu, Sebastian Pfeiffer
Automatic face annotation by multilinear AAM with Missing Values. ICPR (2012)
W. P. Koppen, Chi-Ho Chan, William J. Christmas, Josef Kittler
An intrinsic coordinate system for 3D face registration. ICPR (2012)
Chi-Ho Chan, Budhaditya Goswami, Josef Kittler, William J. Christmas
Local Ordinal Contrast Pattern Histograms for Spatiotemporal, Lip-Based Speaker Authentication. IEEE Trans. Inf. Forensics Secur. 7 (2) (2012)
Violet Snell, William J. Christmas, Josef Kittler
Texture and shape in fluorescence pattern identification for auto-immune disease diagnosis. ICPR (2012)
Pouria Mortazavian, Josef Kittler, William J. Christmas
3D morphable model fitting for low-resolution facial images. ICB (2012)
Qiang Huang, Stephen J. Cox, Fei Yan, Teofilo de Campos, David Windridge, Josef Kittler, William J. Christmas
Improved detection of ball hit events in a tennis game using multimodal information. AVSP (2011)
Budhaditya Goswami, Chi-Ho Chan, Josef Kittler, William J. Christmas
Speaker authentication using video-based lip information. ICASSP (2011)
Chi-Ho Chan, Budhaditya Goswami, Josef Kittler, William J. Christmas
Kernel-based Speaker Verification Using Spatiotemporal Lip Information. MVA (2011)
Shervin Rahimzadeh Arashloo, Josef Kittler, William J. Christmas
Pose-invariant face recognition by matching on multi-resolution MRFs linked by supercoupling transform. Comput. Vis. Image Underst. 115 (7) (2011)
Teofilo de Campos, Mark Barnard, Krystian Mikolajczyk, Josef Kittler, Fei Yan, William J. Christmas, David Windridge
An evaluation of bags-of-words and spatio-temporal shapes for action recognition. WACV (2011)
Shervin Rahimzadeh Arashloo, Josef Kittler, William J. Christmas
Facial feature localization using graph matching with higher order statistical shape priors and global optimization. BTAS (2010)
Aftab Khan, David Windridge, Teofilo de Campos, Josef Kittler, William J. Christmas
Lattice-Based Anomaly Rectification for Sport Video Annotation. ICPR (2010)
Ibrahim Almajai, Josef Kittler, Teofilo de Campos, William J. Christmas, Fei Yan, David Windridge, Aftab Khan
Ball event recognition using hmm for automatic tennis annotation. ICIP (2010)
Pouria Mortazavian, Josef Kittler, William J. Christmas
3D-assisted Facial Texture Super-Resolution. BMVC (2009)
Budhaditya Goswami, William J. Christmas, Josef Kittler
Robust Statistical Estimation Applied to Automatic Lip Segmentation. IbPRIA (2009)
Fei Yan, William J. Christmas, Josef Kittler
Layered Data Association Using Graph-Theoretic Formulation with Application to Tennis Ball Tracking in Monocular Sequences. IEEE Trans. Pattern Anal. Mach. Intell. 30 (10) (2008)
Myung-Cheol Roh, William J. Christmas, Josef Kittler, Seong-Whan Lee
Gesture spotting for low-resolution sports video annotation. Pattern Recognit. 41 (3) (2008)
Fei Yan, William J. Christmas, Josef Kittler
All Pairs Shortest Path Formulation for Multiple Object Tracking with Application to Tennis Video Analysis. BMVC (2007)
Akiel Khan, William J. Christmas, Josef Kittler
Lip Contour Segmentation Using Kernel Methods and Level Sets. ISVC (2) (2007)
Cyril Hory, William J. Christmas
Cepstral features for classification of an impulse response with varying sample size dataset. EUSIPCO (2007)
Takehito Ogata, William J. Christmas, Josef Kittler, Seiji Ishikawa
Improving human activity detection by combining multi-dimensional motion descriptors with boosting. ICPR (1) (2006)
Fei Yan, William J. Christmas, Josef Kittler
A Maximum A Posteriori Probability Viterbi Data Association Algorithm for Ball Tracking in Sports Video. ICPR (1) (2006)
Fei Yan, Alexey Kostin, William J. Christmas, Josef Kittler
A Novel Data Association Algorithm for Object Tracking in Clutter with Application to Tennis Video Analysis. CVPR (1) (2006)
Myung-Cheol Roh, William J. Christmas, Josef Kittler, Seong-Whan Lee
Robust Player Gesture Spotting and Recognition in Low-Resolution Sports Video. ECCV (4) (2006)
Cyril Hory, William J. Christmas, Anil C. Kokaram
Cepstral Polynomial Regression For Sequential Detection of Impulsive Waveform in Video Sound-Track. SAMT (Posters and Demos) (2006)
Jean-Yves Guillemaut, Josef Kittler, Mohammad Sadeghi, William J. Christmas
General Pose Face Recognition Using Frontal Face Model. CIARP (2006)
Myung-Cheol Roh, William J. Christmas, Josef Kittler, Seong-Whan Lee
Gesture Spotting in Low-Quality Video with Features Based on Curvature Scale Space. FGR (2006)
Josef Kittler, William J. Christmas, Alexey Kostin, Fei Yan, Ilias Kolonias, David Windridge
A Memory Architecture and Contextual Reasoning Framework for Cognitive Vision. SCIA (2005)
Kieron Messer, William J. Christmas, Edward Jaser, Josef Kittler, Barbara Levienaise-Obadia, Dimitri Koubaroulis
A unified approach to the generation of semantic cues for sports video annotation. Signal Process. 85 (2) (2005)
Alexey Kostin, Josef Kittler, William J. Christmas
Object recognition by symmetrised graph matching using relaxation labelling with an inhibitory mechanism. Pattern Recognit. Lett. 26 (3) (2005)
Fei Yan, William J. Christmas, Josef Kittler
A Tennis Ball Tracking Algorithm for Automatic Annotation of Tennis Match. BMVC (2005)
A. J. Fitch, Alexander Kadyrov, William J. Christmas, Josef Kittler
Fast robust correlation. IEEE Trans. Image Process. 14 (8) (2005)
Fangxiang Cheng, William J. Christmas, Josef Kittler
Periodic Human Motion Description for Sports Video Databases. ICPR (3) (2004)
Edward Jaser, Josef Kittler, William J. Christmas
Hierarchical Decision Making Scheme for Sports Video Categorisation with Temporal Post-Processing. CVPR (2) (2004)
Nicolas Gorges, Marc Hanheide, William J. Christmas, Christian Bauckhage, Gerhard Sagerer, Josef Kittler
Mosaics from Arbitrary Stereo Video Sequences. DAGM-Symposium (2004)
Ilias Kolonias, William J. Christmas, Josef Kittler
Tracking the Evolution of a Tennis Match Using Hidden Markov Models. SSPR/SPR (2004)
Edward Jaser, William J. Christmas, Josef Kittler
Temporal Post-processing of Decision Tree Outputs for Sports Video Categorisation. SSPR/SPR (2004)
Ilias Kolonias, William J. Christmas, Josef Kittler
Use of Context in Automatic Annotation of Sports Videos. CIARP (2004)
William J. Christmas, Edward Jaser, Kieron Messer, Josef Kittler
A Multimedia System Architecture for Automatic Annotation of Sports Videos. ICVS (2003)
Edward Jaser, Josef Kittler, William J. Christmas
Building Classifier Ensembles for Automatic Sports Classification. Multiple Classifier Systems (2003)
A. J. Fitch, Alexander Kadyrov, William J. Christmas, Josef Kittler
Orientation Correlation. BMVC (2002)
A. J. Fitch, Alexander Kadyrov, William J. Christmas, Josef Kittler
Fast Exhaustive Robust Matching. ICPR (3) (2002)
Kieron Messer, William J. Christmas, Josef Kittler
Automatic Sports Classification. ICPR (2) (2002)
Fangxiang Cheng, William J. Christmas, Josef Kittler
Recognising Human Running Behaviour in Sports Video Sequences. ICPR (2) (2002)
Josef Kittler, Marco Ballette, William J. Christmas, Edward Jaser, Kieron Messer
Fusion of Multiple Cue Detectors for Automatic Sports Video Annotation. SSPR/SPR (2002)
Fangxiang Cheng, William J. Christmas, Josef Kittler
Detection and Description of Human Running Behaviour in Sports Video Multimedia Database. ICIAP (2001)
Kieron Messer, Josef Kittler, Barbara Levienaise-Obadia, William J. Christmas, Dimitri Koubaroulis
Generation of semantic cues for sports video annotation. ICIP (3) (2001)
Yusseri Yusoff, William J. Christmas, Josef Kittler
Video Shot Cut Detection using Adaptive Thresholding. BMVC (2000)
Barbara Levienaise-Obadia, William J. Christmas, Josef Kittler, Kieron Messer, Yusseri Yusoff
OVID: toward object-based video retrieval. Storage and Retrieval for Media Databases (2000)
Barbara Levienaise-Obadia, Josef Kittler, William J. Christmas
Defining Quantization Strategies and a Perceptual Similarity Measure for Texture-Based Annotation and Retrieval. ICPR (2000)
R. Rambaruth, William J. Christmas, Josef Kittler
Representation of regions for accurate motion compensation. EUSIPCO (2000)
William J. Christmas
Filtering requirements for gradient-based optical flow measurement. IEEE Trans. Image Process. 9 (10) (2000)
Barbara Levienaise-Obadia, Josef Kittler, William J. Christmas
Comparative study of strategies for illumination-invariant texture representations. Storage and Retrieval for Image and Video Databases (SPIE) (1999)
Yusseri Yusoff, Josef Kittler, William J. Christmas
Combining Multiple Experts for Classifying Shot Changes in Video Sequences. ICMCS, Vol. 2 (1999)
Yusseri Yusoff, William J. Christmas, Josef Kittler
A Study on Automatic Shot Change Detection. ECMAST (1998)
William J. Christmas
Spatial Filtering Requirements for Gradient-Based Optical Flow Measurement. BMVC (1998)
Josef Kittler, Maria Petrou, William J. Christmas
A Non-Iterative Probabilistic Method For Contextual Correspondence Matching. Pattern Recognit. 31 (10) (1998)
William J. Christmas, Josef Kittler, Maria Petrou
Error Propagation for 2D-to-3D Matching with Application to Underwater Navigation. BMVC (1996)
William J. Christmas, Josef Kittler, Maria Petrou
Probabilistic feature-labelling schemes: modelling compatibility coefficient distributions. Image Vis. Comput. 14 (8) (1996)
William J. Christmas, Josef Kittler, Maria Petrou
Structural Matching in Computer Vision Using Probabilistic Relaxation. IEEE Trans. Pattern Anal. Mach. Intell. 17 (8) (1995)
William J. Christmas, Josef Kittler, Maria Petrou
Modelling Compatibility Coefficient Distributions for Probabilistic Feature-Labelling Schemes. BMVC (1995)
William J. Christmas, Josef Kittler, Maria Petrou
Non-Iterative Contextual Correspondence Matching. ECCV (2) (1994)
Josef Kittler, William J. Christmas, Maria Petrou
Probabilistic relaxation for matching problems in computer vision. ICCV (1993)