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Author: Au, O.C.

Results

Frame Complexity Guided Lagrange Multiplier Selection for H.264 Intra-Frame Coding
2011 / IEEE
By: Au, O.C.; Chao Pang; Feng Zou; Jingjing Dai;
Novel 2-D MMSE Subpixel-Based Image Down-Sampling
2012 / IEEE
By: Lu Fang; Hanli Wang; Xing Wen; Ketan Tang; Au, O.C.;
Joint Demosaicing and Subpixel-Based Down-Sampling for Bayer Images: A Fast Frequency-Domain Analysis Approach
2012 / IEEE
By: Hanli Wang; Katsaggelos, A.K.; Yan Chen; Au, O.C.; Lu Fang; Xing Wen;
Antialiasing Filter Design for Subpixel Downsampling via Frequency-Domain Analysis
2012 / IEEE
By: Ketan Tang; Au, O.C.; Lu Fang; Katsaggelos, A.K.;
Determining the Capacity Parameters in PEE-Based Reversible Image Watermarking
2012 / IEEE
By: Au, O.C.; Jiantao Zhou;
Edge-based predictive scanning scheme of DCT coefficients for inter-frame video coding
2011 / IEEE / 978-1-4577-0274-7
By: Au, O.C.; Xingyu Zhang; Jiali Li; Run Cha; Feng Zou;
Nonparametric density estimation on a graph: Learning framework, fast approximation and application in image segmentation
2011 / IEEE / 978-1-4577-0395-9
By: Chunjing Xu; Ketan Tang; Au, O.C.; Zhiding Yu;
Adaptive depth map assisted matting in 3D video
2011 / IEEE / 978-1-61284-350-6
By: Lingfeng Xu; Au, O.C.; Wenxiu Sun; Zhiding Yu;
Adaptive Bilateral Filter Considering Local Characteristics
2011 / IEEE / 978-1-4577-1560-0
By: Au, O.C.; Lin Sun; Jiali Li; Sijin Lin; Xing Wen; Wei Dai; Ruobing Zou;
An analysis on bitwise operations in the encrypted domain
2011 / IEEE / 978-1-61284-350-6
By: Wenxiu Sun; Lingfeng Xu; Yujun Li; Chun-Wing Kwok; Au, O.C.; Sung-Him Chui;
Image Interpolation Using Autoregressive Model and Gauss-Seidel Optimization
2011 / IEEE / 978-1-4577-1560-0
By: Yuanfang Guo; Zhiding Yu; Lu Fang; Au, O.C.; Ketan Tang;
An analytical framework for frame-level dependent bit allocation in hybrid video coding
2011 / IEEE / 978-1-4577-1434-4
By: Jingjing Dai; Feng Zou; Au, O.C.; Chao Pang;
A convex-optimization approach to dense stereo matching
2011 / IEEE / 978-1-4577-1303-3
By: Au, O.C.; Yujun Li; Chun-Wing Kwok; Sung-Him Chui; Wenxiu Sun; Lingfeng Xu;
Rate distortion optimized transform for intra block coding for HEVC
2011 / IEEE / 978-1-4577-1322-4
By: Feng Zou; Jingjing Dai; Chao Pang; Au, O.C.;
Progressive adaptive correlation estimation(PACE) for WZVC
2011 / IEEE / 978-1-4577-1322-4
By: Xiaopeng Fan; Au, O.C.; Jiayang Gao; Chang Zhao;
Image rectification for single camera stereo system
2011 / IEEE / 978-1-4577-1303-3
By: Au, O.C.; Lingfeng Xu; Chun Wing Kwok; Sung Him Chui; Yujun Li; Wenxiu Sun;
Multi-scale analysis of color and texture for salient object detection
2011 / IEEE / 978-1-4577-1303-3
By: Zhiding Yu; Lu Fang; Au, O.C.; Ketan Tang; Yuanfang Guo;
Video denoising based on transform domain minimum mean square error
2011 / IEEE / 978-1-4577-1303-3
By: Au, O.C.; Jingjing Dai; Feng Zou; Chao Pang;
Color bleeding reduction in image and video compression
2011 / IEEE / 978-1-4577-1587-7
By: Sijin Li; Ruobing Zou; Wei Dai; Lin Sun; Au, O.C.;
Distributed Soft Video Broadcast (DCAST) with Explicit Motion
2012 / IEEE / 978-1-4673-0715-4
By: Wen Gao; Au, O.C.; Debin Zhao; Feng Wu; Xiaopeng Fan;
Scalable Compression of Stream Cipher Encrypted Images Through Context-Adaptive Sampling
2014 / IEEE
By: Au, O.C.; Zhou, J.; Liu, X.; Tang, Y.Y.; Zhai, G.;
View Synthesis Prediction in the 3-D Video Coding Extensions of AVC and HEVC
2014 / IEEE
By: Au, O.C.; Sun, H.; Vetro, A.; Tian, D.; Zou, F.; Shimizu, S.;
Rate-Constrained 3D Surface Estimation From Noise-Corrupted Multiview Depth Videos
2014 / IEEE
By: Cheung, G.; Sun, W.; Au, O.C.; Zhang, C.; Florencio, D.; Chou, P.A.;
On transformation noise as a model for correlated noise
1991 / IEEE / 0-7803-0003-3
By: Au, O.C.; Thomas, J.B.;
An improved fast feature-based block motion estimation
1994 / IEEE / 0-8186-6952-7
By: Au, O.C.; Yiu-Hung Fok;
Objective speech measure for Chinese in wireless environment
1995 / IEEE / 0-7803-2431-5
By: Chan, C.C.; Au, O.C.; Lam, E.H.; Lau, S.F.; Hui, K.F.;
Locally optimal and suboptimal signal detection in transformation noise
1996 / IEEE
By: Au, O.C.;
Novel fast block motion estimation in feature subspace
1995 / IEEE / 0-8186-7310-9
By: Au, O.C.; Yiu-Hung Fok; Murch, R.D.;
Objective speech quality measure for cellular phone
1996 / IEEE / 0-7803-3192-3
By: Lau, S.F.; Hui, K.F.; Chan, C.C.; Au, O.C.; Lam, K.H.;
Motion compensated temporal interpolation with overlapping
1996 / IEEE / 0-7803-3073-0
By: Chi-Wah Tang; Au, O.C.; Chi-Kong Wong;
Modified motion compensated temporal frame interpolation for very low bit rate video
1996 / IEEE / 0-7803-3192-3
By: Au, O.C.; Chi-Kong Wong;
Bit rate and blocking artifact reduction by iterative pre-distortion
1996 / IEEE / 0-7803-3259-8
By: Yiu-Hung Fok; Chang, C.; Au, O.C.;
Improved fast motion estimation using integral projection features for hardware implementation
1997 / IEEE / 0-7803-3583-X
By: Au, O.C.; Xuan Lu;
Unidirectional motion compensated temporal interpolation
1997 / IEEE / 0-7803-3583-X
By: Chi-Wah Tang; Au, O.C.;
Fast fractal encoding in frequency domain
1997 / IEEE / 0-8186-8183-7
By: Liou, M.L.; Au, O.C.; Ma, L.K.;
On improving the intelligibility of synchronized over-lap-and-add (SOLA) at low TSM factor
1997 / IEEE / 0-7803-4365-4
By: Wong, P.H.W.; Lau, W.H.B.; Wong, J.W.C.; Au, O.C.;
Fast Fractal Image Encoding Via One-bit Transforms
1998 / IEEE / 0-7803-4357-3
By: Tourapis, A.; Wong, P.H.W.; Au, O.C.; Lam K. Ma;
Combining Multiple-candidate Search With One-bit Transform For Motion Estimation
1998 / IEEE / 0-7803-4357-3
By: Wong, P.H.W.; Au, O.C.; Tourapis, A.;
Fast time scale modification using envelope-matching technique (EM-TSM)
1998 / IEEE / 0-7803-4455-3
By: Au, O.C.; Wong, J.W.C.; Wong, P.H.W.;
Comparison between block-based and pixel-based temporal interpolation for video coding
1998 / IEEE / 0-7803-4455-3
By: Au, O.C.; Chi Wah Tang;
An adaptive video sub-sampling technique for the conversion between high and low resolution
1998 / IEEE / 0-7803-4455-3
By: Wong, P.H.W.; Tourapis, A.; Wong, J.W.C.; Au, O.C.;
Fast browsing of speech material for digital library and distance learning
1998 / IEEE / 0-7803-4455-3
By: Wong, P.H.W.; Au, O.C.;
Predictive motion estimation for reduced-resolution video from high-resolution compressed video
1998 / IEEE / 0-8186-8821-1
By: Wong, J.W.C.; Tourapis, A.; Wong, P.H.W.; Au, O.C.;
Fast ad-hoc inverse halftoning using adaptive filtering
1999 / IEEE / 0-7803-5041-3
By: Au, O.C.;
A novel output-based objective speech quality measure for wireless communication
1998 / IEEE / 0-7803-4325-5
By: Lam, K.H.; Au, O.C.;
Reducing computational complexity of dynamic time warping-based isolated word recognition with time scale modification
1998 / IEEE / 0-7803-4325-5
By: Au, O.C.; Wong, P.H.W.; Lau, W.H.B.; Wong, J.W.C.;
Fast motion estimation using modified circular zonal search
1999 / IEEE / 0-7803-5471-0
By: Tourapis, A.M.; Au, O.C.;
Hybrid inverse halftoning using adaptive filtering
1999 / IEEE / 0-7803-5471-0
By: Zihua Guo; Wong, J.W.C.; Wong, P.H.W.; Ming Sun Fu; Au, O.C.;
Modified predictive motion estimation for reduced-resolution video from high-resolution compressed video
1999 / IEEE / 0-7803-5471-0
By: Au, O.C.; Wong, J.W.C.;
Fast motion estimation for video resolution down-conversion using spatial-variant filter
1999 / IEEE / 0-7803-5471-0
By: Wong, J.W.C.; Au, O.C.;
Map automatic input based on NN and GAs
1999 / IEEE / 0-7803-5471-0
By: Zihua, G.; Au, O.C.;
Modified one-bit transform for motion estimation
1999 / IEEE
By: Au, O.C.; Wong, P.H.W.;
An adaptive center (radar) zonal based algorithm for motion estimation
1999 / IEEE / 0-7803-5682-9
By: Au, O.C.; Tourapis, A.M.; Liou, M.L.;
An advanced zonal block based algorithm for motion estimation
1999 / IEEE / 0-7803-5467-2
By: Tourapis, A.M.; Shen, G.; Liou, M.L.; Au, O.C.;
Optimizing the MPEG-4 encoder-advanced diamond zonal search
2000 / IEEE / 0-7803-5482-6
By: Shen, G.; Liou, M.L.; Au, O.C.; Tourapis, A.M.; Ahmad, I.;
Parameter estimation for image/video transcoding
2000 / IEEE / 0-7803-5482-6
By: Letaief, K.B.; Au, O.C.; Guo, Z.;
Image watermarking using spread spectrum technique in log-2-spatio domain
2000 / IEEE / 0-7803-5482-6
By: Wong, P.H.W.; Wong, J.W.C.; Au, O.C.;
Novel fast motion estimation for frame rate/structure conversion
2000 / IEEE / 0-7803-5482-6
By: Wong, P.H.W.; Au, O.C.; Wong, J.W.C.;
Data hiding by smart pair toggling for halftone images
2000 / IEEE / 0-7803-6293-4
By: Ming Sun Fu; Au, O.C.;
New results on zonal based motion estimation algorithms-advanced predictive diamond zonal search
2001 / IEEE / 0-7803-6685-9
By: Au, O.C.; Tourapis, A.M.; Liou, M.L.;
Improved halftone image data hiding with intensity selection
2001 / IEEE / 0-7803-6685-9
By: Au, O.C.; Ming Sun Fu;
Robust speech recognition based on the second-order difference cochlear model
2001 / IEEE / 962-85766-2-3
By: Wanggen Wan; Au, O.C.;
Data hiding in halftone images by stochastic error diffusion
2001 / IEEE / 0-7803-7041-4
By: Ming Sun Fu; Au, O.C.;
N-dimensional zonal algorithms. The future of block based motion estimation?
2001 / IEEE / 0-7803-6725-1
By: Tourapis, A.M.; Liou, M.L.; Au, O.C.; Hye-Yeon Cheong;
Temporal interpolation of video sequences using zonal based algorithms
2001 / IEEE / 0-7803-6725-1
By: Tourapis, A.M.; Au, O.C.; Liou, M.L.; Hye-Yeon Cheong;
Data hiding watermarking for halftone images
2002 / IEEE
By: Au, O.C.; Ming Sun Fu;
A novel motion estimation algorithm for arbitrarily shaped video coding
2002 / IEEE / 0-7803-7304-9
By: Bing Zeng; Yu, A.C.-W.; Au, O.C.;
A blind watermarking technique in JPEG compressed domain
2002 / IEEE / 0-7803-7622-6
By: Wong, P.H.W.; Au, O.C.;
Highly efficient predictive zonal algorithms for fast block-matching motion estimation
2002 / IEEE
By: Au, O.C.; Tourapis, A.M.; Liou, M.L.;
A capacity estimation technique for JPEG-to-JPEG image watermarking
2003 / IEEE
By: Wong, P.H.W.; Au, O.C.;
Novel blind multiple watermarking technique for images
2003 / IEEE
By: Au, O.C.; Wong, P.H.W.; Yeung, Y.M.;
Novel H.26X optimal rate control for low-delay communications
2003 / IEEE / 0-7803-8185-8
By: Bojun Meng; Au, O.C.; Chi-Wah Wong; Hong-Kwai Lam;
Arbitrarily-shaped video coding: smart padding versus MPEG-4 LPE/zero padding
2004 / IEEE / 0-7803-8603-5
By: Guobin Shen; Yu, A.C.; Au, O.C.; Bing Zeng;
PID-based real-time rate control
2004 / IEEE / 0-7803-8603-5
By: Chi-Wah Wong; Hong-Kwai Lam; Au, O.C.;
Fast integer motion estimation for H.264 video coding standard
2004 / IEEE / 0-7803-8603-5
By: Wong, P.H.W.; Chang, A.; Au, O.C.; Yeung, Y.M.;
Fast motion vector re-estimation for arbitrary video downsizing using spatial-variant filter
2004 / IEEE / 0-7803-8603-5
By: Chi-Wah Wong; Au, O.C.; Hong-Kwai Lam;
Key frame selection by macroblock type and motion vector analysis
2004 / IEEE / 0-7803-8603-5
By: Au, O.C.; Wing-San Chau; Tak-Song Chong;
Joint visual cryptography and watermarking
2004 / IEEE / 0-7803-8603-5
By: Au, O.C.; Ming Sun Fu;
Automatic white balancing using adjacent channels adjustment in RGB domain
2004 / IEEE / 0-7803-8603-5
By: Au, O.C.; Hong-Kwai Lam; Chi-Wah Wong;
Temporal error concealment for video transmission
2004 / IEEE / 0-7803-8603-5
By: Tak-Song Chong; Tai-Wai Chan; Wing-San Chau; Au, O.C.;
Rate control using probability of non-zero quantized coefficients [video coding]
2004 / IEEE / 0-7803-8603-5
By: Hong-Kwai Lam; Au, O.C.; Chi-Wah Wong;
Efficient rate control for JPEG2000 image coding
2005 / IEEE
By: Au, O.C.; Yeung, Y.M.;
An adaptive interpolation using spatial varying filter
2005 / IEEE / 0-7803-8838-0
By: Wing-San Chau; Tak-Song Chong; Au, O.C.; Tai-Wai Chan;
A de-interlacing algorithm based on texture classification
2005 / IEEE / 0-7803-8838-0
By: Tak-Song Chong; Tal-Wai Chan; Wing-San Chau; Au, O.C.;
A partitioned linear minimum mean square estimator for error concealment [video decoder error concealment]
2005 / IEEE / 0-7803-8834-8
By: Au, O.C.; Tak-Song Chong; Tai-Wai Chan; Wing-San Chau;
A content adaptive de-interlacing algorithm [video signal processing applications]
2005 / IEEE / 0-7803-8834-8
By: Wing-San Chau; Au, O.C.; Tak-Song Chong; Tai-Wai Chan;
Digital watermarking using Walsh code sequences with error spreading technique and intra-pixel prediction
2005 / IEEE / 0-7803-8834-8
By: Au, O.C.; Shu-Kei Yip;
Fast sub-pixel inter-prediction - based on texture direction analysis (FSIP-BTDA) [video coding applications]
2005 / IEEE / 0-7803-8834-8
By: Chang, A.; Au, O.C.; Hoi-Ming Wong;
A novel content-adaptive interpolation
2005 / IEEE / 0-7803-8834-8
By: Tak-Song Chong; Au, O.C.; Tai-Wai Chan; Wing-San Chau;
Optimal key frame selection using visual content metric
2005 / IEEE / 0-7803-9015-6
By: Tak-Song Chong; Tai-Wai Chan; Au, O.C.; Wing-San Chau;
A spatial-temporal de-interlacing algorithm
2005 / IEEE / 0-7803-9331-7
By: Tai-Wai Chan; Au, O.C.; Tak-Song Chong; Wing-San Chau;
Multiple Objective Frame Rate Up Conversion
2005 / IEEE / 0-7803-9331-7
By: Tak-Song Chong; Tai-Wai Chan; Wing-San Chau; Au, O.C.;
Enhanced predictive motion vector field adaptive search technique (E-PMVFAST)-based on future MV prediction
2005 / IEEE / 0-7803-9331-7
By: Hoi-Ming Wong; Shu-Kei Yip; Chi-Wang Ho; Au, O.C.;
Efficient Scene Change Detection in MPEG Compressed Video Using Composite Block Averaged Luminance Image Sequence
2005 / IEEE / 0-7803-9283-3
By: Wing-San Chau; Chi-Shun Cheung; Tai-Wai Chan; Tak-Song Chong; Au, O.C.;
Fast mode decision and motion estimation for H.264 (FMDME)
2006 / IEEE / 0-7803-9389-9
By: Au, O.C.; Hoi-Ming Wong; Chi-Wang Ho; Shu-Kei Yip; Chang, A.;
Three-loop temporal interpolation for error concealment of MDC
2006 / IEEE / 0-7803-9389-9
By: Liwei Giio; Chan, S.H.G.; Au, O.C.; Mat, M.; Zhiqin Liang;
Generalized lossless data hiding by multiple predictors
2006 / IEEE / 0-7803-9389-9
By: Shu-Kei Yip; Chi-Wang Ho; Hoi-Ming Wong; Au, O.C.;
Improved refinement search for H.263 to H.264/AVC transcoding based on the minimum cost tendency search
2006 / IEEE / 0-7803-9389-9
By: Au, O.C.; Chi-Wang Ho; Shu-Kei Yip; Hoi-Ming Wong; Chan, S.-H.G.;
Rate Control Based on Zero-Residue Pre-Selection for Video Transcoding
2005 / IEEE / 0-7803-9288-4
By: Hoi-Ming Wong; Chan, S.-H.G.; Au, O.C.; Chi-Wang Ho; Shu-Kei Yip;
An Encoder-Embedded Video Denoising Filter Based on the Temporal LMMSE Estimator
2006 / IEEE / 1-4244-0366-7
By: Liwei Guo; Zhiqin Liang; Mengyao Ma; Au, O.C.;

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