Wen Yang, O.C. Au, Jingjing Dai, Feng Zou, Chao Pang, Yu Liu, “Motion Vector Coding Algorithm based on Adaptive Template Matching”, Proc. Of IEEE International Workshop on Multimedia Signal Processing (MMSP), 4-6 Oct. 2010, Saint-Malo, France.
O.C. Au, Chun Hung Liu, Cheuk Hong Cheng, Ka Yue Yip, “Two-level Optimized Tone Mapping for High Dynamic Images”, Proc. Of IEEE Int. Conf. on Image Processing (ICIP), Sept. 2010, Hong Kong.
Chao Pang, O.C. Au, Feng Zou, Jingjing Dai, Wen Yang, “Laplacian Mixture Model(LMM) Based Frame-Layer Rate Control Method for H.264/AVC High-Definition Video Coding”, Proc. Of IEEE Int. Conf. on Multimedia and Expo (ICME), 19-23 July 2010, Singapore.
Xing Wen, O.C. Au, Jiang Xu, Lu Fang, Run Cha, Jiali Li, “A Highly Data Reusable and Standard-Compliant Motion Estimation Hardware Architecture”, Proc. Of IEEE Int. Conf. on Multimedia and Expo (ICME), 19-23 July 2010, Singapore.
Zhiding Yu, O.C. Au, Ketan Tang, Jiali Li, Lingfeng Xu, Xingyu Zhang, “Graph Segmentation Revisited: Detailed Analysis and Density Learning based Implementation”, Proc. Of IEEE Int. Conf. on Multimedia and Expo (ICME), 19-23 July 2010, Singapore.
Feng Zou, O.C. Au, Wen Yang, Chao Pang, Jingjing Dai, “Intra Mode Dependent Quantization Error Estimation of Each DCT Coefficient in H.264/AVC”, Proc. Of IEEE Int. Conf. on Multimedia and Expo (ICME), 19-23 July 2010, Singapore.
John Ho, O.C. Au, Jiantao Zhou, Andy Yuanfang Guo, “Inter-Channel Demosaicking Traces For Digital Image Forensicse”, Proc. Of IEEE Int. Conf. on Multimedia and Expo (ICME), 19-23 July 2010, Singapore.
Xing Wen, O.C. Au, Jiang Xu, Lu Fang, Run Cha, Jiali Li, “A Low Power and Standard-Compliant RDO Motion Estimation Hardware Architecture for VBSME”, Proc. Of Int. Conf. on Green Circuits and Systems (ICGCS), 21-23 Jun. 2010, Shanghai, China.
Lu Fang, O.C. Au, Yi Yang, Weiran Tang, Xing Wen, “Subpixel-Based Down-Sampling via Min-Max Directional Error”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), 30 May – 2 Jun 2010, Paris, France.
Jiantao Zhou, O.C. Au, Yi Yang, Weiran Tang, Xing Wen, “Cryptanalysis of Chaotic Convolutional Coder”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), 30 May – 2 Jun 2010, Paris, France.
Jingjing Dai, O.C. Au, Wen Yang, Chao Pang, Feng Zou, Xing Wen, “Color Video Denoising Based on Adaptive Color Space Conversion”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), 30 May – 2 Jun 2010, Paris, France.
Wen Yang, O.C. Au, Chao Pang, Jingjing Dai, Feng Zou, Yu Liu, “An Efficient Motion Vector Coding Algorithm Based on Adaptive Motion Vector Prediction”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), 30 May – 2 Jun 2010, Paris, France.
Lu Fang, O.C. Au, Yi Yang, Weiran Tang, Xing Wen, “Novel 2-D MMSE Subpixel-based Image Down-sampling for Matrix Displays”, Proc. Of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), 14-19 Mar. 2010, Dallas, TX, USA.
Jingjing Dai, O.C. Au, Chao Pang, Wen Yang, Feng Zou, “Film Grain Noise Removal and Synthesis in Video Coding”, Proc. Of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), 14-19 Mar. 2010, Dallas, TX, USA.
Xiaopeng Fan, O.C. Au, Jiantao Zhou, “Backward Error Concealment of Redundantly Coded Video”, Proc. Of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), 14-19 Mar. 2010, Dallas, TX, USA.
Jingjing Dai, O.C. Au, Chao Pang, Wen Yang, Feng Zou, “Motion Vector Coding based on Optimal Predictor Selection”, Proc. Of Pacific-rim Conference on Multimedia (PCM), 15-18 Dec. 2009, Bangkok, Thailand.
Enming Luo, O.C. Au, Yannan Wu, Shing Fat Tu, “Encoding Time Reduction for the Enhancement Layer in the H.264/AVC Extension – Spatial SVC”, Proc. Of Pacific-rim Conference on Multimedia (PCM), 15-18 Dec. 2009, Bangkok, Thailand.
Ngai-Man Cheung*, O.C. Au, Man-Cheung Kung, Xiaopeng Fan, “Parallel Rate-Distortion Optimized Intra Mode Decision on Multi-Core Graphics Processors using Greedy-based Encoding Orders“, Proc. Of IEEE Int. Conf. on Image Processing (ICIP), 7-9 Nov 2009, Cairo, Egypt.
Xiaopeng Fan, O.C. Au, Ngai-Man Cheung*, “Adaptive Correlation Estimation for General Wyner-Ziv Video Coding “, Proc. Of IEEE Int. Conf. on Image Processing (ICIP), 7-9 Nov 2009, Cairo, Egypt.
Shing-Fat Tu, O.C. Au, Yannan Wu, Enming Luo, Chi-Ho Yeung, “A Novel Framework for Frame Rate Up Conversion by Predictive Variable Block-size Motion Estimated Optical Flow”, Proc. Of Int. Conf. on Image and Signal Processing (CISP), 17-19 Oct. 2009, Tianjin, China.
Ling Hou, O.C. Au, Xiaopeng Fan, Jiantao Zhou, “Maximum-Likelihood Versus Maximum A Posteriori Based Local Illumination And Color Correction Algorithm For Multi-View Video”, Proc. Of IEEE Int. Workshop on Multimedia Signal Processing (MMSP), 5-7 Oct. 2009, Rio de Janeiro, Brazil.
Chao Pang, O.C. Au, Jingjing Dai, Wen Yang, Feng Zou, “A Fast NL-Means Method in Image Denoising based on the Similarity of Spatially Sampled Pixels”, Proc. Of IEEE Int. Workshop on Multimedia Signal Processing (MMSP), 5-7 Oct. 2009, Rio de Janeiro, Brazil.
Jingjing Dai, O.C. Au, Wen Yang, Chao Pang, Feng Zou, Yu Liu, “Motion Vector Coding based on Predictor Selection and Boundary Matching Estimation”, Proc. Of IEEE Int. Workshop on Multimedia Signal Processing (MMSP), 5-7 Oct. 2009, Rio de Janeiro, Brazil.
Tsz-Kin Hon, O.C. Au, “A Fast Converging Algorithm for Acoustic Echo Cancellation in Time-Varying Channels“, Proc. Of 6th IEEE Int. Conf. on Advanced Video and Signal based Surveillance (AVSS), 2-4 Sept. 2009, Genova, Italy.
Lu Fang, O.C. Au, Yi Yang, Weiran Tang, Xing Wen, “An LMMSE-Based Merging Approach for Subpixel-based Downsampling”, Proc. Of European Signal Processing Conference (EUSIPCO), 24-28 Aug. 2009, Glasgow, Scotland.
Enming Luo, O.C. Au, Liwei Guo, Yannan Wu, Shing Fat Tu, “Embedded Denoising for H.264/ AVC Extension - Spatial SVC”, Proc. Of IEEE Pacific Rim Conf. on Communications, Computers, Signal Processing (PacRim), 23-26 Aug. 2009, Victoria, Canada.
Cheuk-Hong Cheng, O.C. Au, Chun Hung Liu, Ka-Yue Yip, “High Dynamic Range image capturing by Spatial Varying Exposed Color Filter Array with specific Demosaicking Algorithm”, Proc. Of IEEE Pacific Rim Conf. on Communications, Computers, Signal Processing (PacRim), 23-26 Aug. 2009, Victoria, Canada.
Cheuk-Hong Cheng, O.C. Au, Chun Hung Liu, Ka-Yue Yip, “Low Color Bit-depth Image Enhancement by Contour-Region Dithering”, Proc. Of IEEE Pacific Rim Conf. on Communications, Computers, Signal Processing (PacRim), 23-26 Aug. 2009, Victoria, Canada.
Ka-Yue Yip, O.C. Au, Chun Hung Liu, Cheuk-Hong Cheng, “Optimal Contrast Enhancement for Tone-mapped Low Dynamic Range Images based on High Dynamic Range Images”, Proc. Of IEEE Pacific Rim Conf. on Communications, Computers, Signal Processing (PacRim), 23-26 Aug. 2009, Victoria, Canada.
Wen Yang, O.C. Au, Feng Zou, Jingjing Dai, Chao Pang, Xing Wen, “A Novel Post-processing Method for H.264/AVC Video Quality Enhancement”, Proc. Of IEEE Pacific Rim Conf. on Communications, Computers, Signal Processing (PacRim), 23-26 Aug. 2009, Victoria, Canada.
Ka Yue Yip, O.C. Au, Chun Hung Liu, Cheuk Hong Cheng, “High Dynamic Range Images guided Contrast Enhancement for Tone-mapped Low Dynamic Range Images”, Proc. Of Int. Conf. on Advanced Infocomm Technology (ICAIT), 7-9 July 2009, Xian, China.
Wen Yang, O.C. Au, Jingjing Dai, Chao Pang, Feng Zou, Xing Wen, Yi Yang, “Near-lossless Compression of Bayer Color Filter Array Images”, Proc. Of Int. Conf. on Advanced Infocomm Technology (ICAIT), 7-9 July 2009, Xian, China.
Lu Fang, O.C. Au, Yi Yang, Weiran Tang, Xing Wen, “Subpixel-based Image Downsampling – Some Analysis and Observation”, Proc. Of IEEE Workshop on Emerging Multimedia Circuits and Systems Technology, Jun 2009, New York, USA.
Shing Fat Tu, O.C. Au, Yannan Wu, Enming Luo, Chi-Ho Yeung, “A Robust Spatial-Temporal Line-Warping based Deinterlacing Method”, Proc. Of IEEE Int. Conf. on Multimedia and Expo (ICME), 28 Jun – 3 July 2009, New York, USA.
Weiran Tang, O.C. Au, Xing Wen, Yi Yang, Lu Fang, “LMMSE Frequency Merging for Demosaicking”, Proc. Of IEEE Int. Conf. on Multimedia and Expo (ICME), 28 Jun – 3 July 2009, New York, USA.
Yi Yang, O.C. Au, Lu Fang, Xing Wen, Weiran Tang, “Perceptual Compressive Sensing for Image Signals”, Proc. Of IEEE Int. Conf. on Multimedia and Expo (ICME), 28 Jun – 3 July 2009, New York, USA.
Yannan Wu, O.C. Au, Enming Luo, Shing Fat Tu, Chi-Ho Yeung, “A Novel Deringing Method based on MAP Image Restoration”, Proc. Of IEEE Int. Conf. on Multimedia and Expo (ICME), 28 Jun – 3 July 2009, New York, USA.
Yi Yang, O.C. Au, Lu Fang, Xing Wen, Weiran Tang, “Reweighted Compressive Sampling for Image Compression”, Proc. Of Picture Coding Symposium (PCS), 6-8 May 2009, Chicago, USA.
Enming Luo, O.C. Au, Yannan Wu, Shing Fat Tu, Chi-Ho Yeung, “Motion Vector Predictor Selection for the Enhancement Layer in the H.264/AVC Extension-Spatial SVC”, Proc. Of Picture Coding Symposium (PCS), 6-8 May 2009, Chicago, USA.
Xiaopeng Fan, O.C. Au, Mengyao Ma, Ling Hou, Jiantao Zhou, Ngai Man Cheung, “On Improving the Robustness of Compressed Video by Slepian-Wolf Based Lossless Transcoding”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 24-27 May 2009, Taipei, China.
Xing Wen, O.C. Au, Jiang Xu, Zhiqin Liang, Yi Yang, Weiran Tang, “A Novel Multiple Description Video Coding Based on H.264/AVC Video Coding Standard”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 24-27 May 2009, Taipei, China.
Weiran Tang, O.C. Au, Yi Yang, Xing Wen, Lu Fang, “ Frequency Selection and Merging with Universal Matrices for Color Filter Array Demosaicking”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 24-27 May 2009, Taipei, China.
Cheuk Hong Cheng, O.C. Au, Chun Hung Liu, Ka Yue Yip, “Color bitdepth Expansion by Contour Region Reconstruction”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 24-27 May 2009, Taipei, China.
Lu Fang, O.C. Au, Yi Yang, Xing Wen, Weiran Tang, “New Adaptive Subpixel-Based Downsampling Scheme Using Edge Detection”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 24-27 May 2009, Taipei, China.
Ling Hou, O.C. Au, Xiaopeng Fan, Mengyao Ma, “A Novel Ray-Space Based Color Correction Algorithm for Multi-View Video”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 24-27 May 2009, Taipei, China.
Yannan Wu, O.C. Au, Enming Luo, Chi-Ho Yeung, Shing-Fat Tu, “Image Registration Method based on Local High Order Approach”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 24-27 May 2009, Taipei, China.
Xiaopeng Fan, O.C. Au, Mengyao Ma, Ling Hou, Jiantao Zhou, Ngai Man Cheung*, “Transcoding based Robust Streaming of Compressed Video”, Proc. Of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), 19-24 Apr. 2009, Taipei, China.
Jiantao Zhou, O.C. Au, Amanda Wu, “Secure Exp-Golomb Coding using Stream Cipher”, Proc. Of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), 19-24 Apr. 2009, Taipei, China.
Lu Fang, O.C. Au, “The Design of Adaptive Anti-Aliasing Filter for Subpixel-Based Down-Sampling”, Proc. Of International Display Workshops (IDW), Dec 2008, Niigata, Japan.
Lu Fang, O.C. Au, Yi Yang, Xing Wen, Weiran Tang, “Can we get more than one pixel resolution out of one pixel?”, Proc. Of Workshop on Video Coding and Video Processing (VCVP), Nov. 2008, Shenzhen, China.
Chi-Ho Yeung, M.W. Lam, H.C. Chan, O.C. Au, “Vision-based Hand Gesture Interactions for Large LCD-TV Display Tabletop Systems”, Proc. Of Pacific-rim Conf. on Multimedia (PCM), Dec 2008, Taipei, China.
Ling Hou, O.C. Au, Xiaopeng Fan, Liwei Guo, Mengyao Ma, “A Novel Radon Based Ray-Space Interpolation Algorithm”, Proc. Of IEEE Int. Workshop on Multimedia Signal Processing (MMSP), 8-10 Oct. 2008, Cairn, Australia.
Liwei Guo, O.C. Au, Mengyao Ma, Xiaopeng Fan, Peter H.W. Wong, Daniel P. Palomar, “Image Deblocking using Convex Optimization”, Proc. Of IEEE Int. Conf. on Image Processing (ICIP), 12-15 Oct. 2008, San Diego, USA.
Jiantao Zhou, O.C. Au, Xiaopeng Fan, Peter H.W. Wong, “Joint security and performance enhancement for secure arithmetic coding”, Proc. Of IEEE Int. Conf. on Image Processing (ICIP), 12-15 Oct. 2008, San Diego, USA.
Man Cheung Kung, O.C. Au, Peter H.W. Wong, Chun Hung Liu, “Block based Parallel Motion Estimation using Programmable Graphics Hardware”, Proc. Of IEEE Int. Conf. on Audio, Language and Image Processing (ICALIP), 7-9 July 2008, Shanghai, China.
Jiantao Zhou, O.C. Au, Xiaopeng Fan, Peter H.W. Wong, “Error Recovery of Variable Length Codes over BSC with Arbitrary Crossover Probability”, Proc. Of IEEE Int. Sym. On Information Theory (ISIT), 6-11 July 2008, Toronto, Canada.
Chun Hung Liu, O.C. Au, Peter H.W. Wong, M.C. Kung, “Image Characteristics Oriented Tone Mapping for High Dynamic Range Images”, Proc. Of IEEE Int. Conf. of Multimedia and Expo (ICME), 23-26 Jun 2008, Hannover, Germany.
Jiantao Zhou, O.C. Au, Xiaopeng Fan, Peter H.W. Wong, “Secure Lempel-Ziv-Welch (LZW) Algorithm with Random Dictionary Insertion and Permutation”, Proc. Of IEEE Int. Conf. of Multimedia and Expo (ICME), 23-26 Jun 2008, Hannover, Germany.
Xiaopeng Fan, O.C. Au, Jiantao Zhou, Mengyao Ma, Liwei Guo, “Improved bidirectionally decodable Wyner-Ziv video coding”, Proc. Of IEEE Int. Conf. of Multimedia and Expo (ICME), 23-26 Jun 2008, Hannover, Germany.
Ling Hou, O.C. Au, Mengyao Ma, Liwei Guo, Xiaopeng Fan, “Free View Generation in Ray-Space via the Radon Transform”, Proc. Of IEEE Int. Conf. on Neural Networks and Signal Processing (ICNNSP), 7-11 Jun 2008, Zhenjiang, China.
Liwei Guo, O.C. Au, Mengyao Ma, Peter H.W. Wong, “Video Decoder Embedded with Temporal LMMSE Denoising Filter”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), 18-21 May 2008, Seattle, USA.
Chun Hung Liu, O.C. Au, Peter H.W. Wong, Man Cheung Kung, “Bit-Depth Expansion By Adaptive Filter”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), 18-21 May 2008, Seattle, USA.
Mengyao Ma, O.C. Au, Liwei Guo, S.H. Gary Chan, “A Novel Error Concealment Method for Frame Losses in MDC”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), 18-21 May 2008, Seattle, USA.
Xiaopeng Fan, O.C. Au, Yan Chen, Jiantao Zhou, Mengyao Ma , “Reversible Wyner-Ziv Video Frame”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), 18-21 May 2008, Seattle, USA.
Jiantao Zhou, O.C. Au, Peter H.W. Wong, Xiaopeng Fan, “Cryptanalysis of Secure Arithmetic Coding”, Proc. Of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), 3 Mar – 4 Apr 2008, Las Vegas, USA.
Sui-Yuk Lam, O.C. Au, “Complexity Adaptive AVC Encoding using Multiple Reference Frames”, Proc. Of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), 3 Mar – 4 Apr 2008, Las Vegas, USA.
Yan Chen, O.C. Au, “Simultaneous RD-Optimized Rate Control and Video De-noising”, Proc. Of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), 3 Mar – 4 Apr 2008, Las Vegas, USA.
Liwei Guo, O.C. Au, Mengyao Ma, Zhiqin Liang, Peter H.W. Wong, “Temporal Search Range Prediction based on a Linear Model of Motion Compensated Residue”, Proc. Of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), 3 Mar – 4 Apr 2008, Las Vegas, USA.
M.C. Kung, O.C. Au, Peter H.W. Wong, Chun-Hung Liu, “Intra Frame Encoding using Programmable Graphics Hardware”, Proc. Of Pacific-Rim Conference on Multimedia (PCM), 11-14 Dec 2007, Hong Kong, China.
Mengyao Ma, O.C. Au, Liwei Guo, Zhiqin Liang, S.H. Gary Chan, “Error Concealment for Intra-frame Losses over Packet Loss Channels”, Proc. Of Pacific-Rim Conference on Multimedia (PCM), 11-14 Dec 2007, Hong Kong, China.
Zhiqin Liang, Jiantao Zhou, Liwei Guo, Mengyao Ma, O.C. Au, “A Novel Multiple Description Approach to Predictive Video Coding”, Proc. Of Pacific-Rim Conference on Multimedia (PCM), 11-14 Dec 2007, Hong Kong, China. (Best paper award)
Mengyao Ma, O.C. Au, Liwei Guo, Yan Chen, S.H. Gary Chan, “Error Concealment by Region Filling for Intra Frame Losses”, Proc. Of Picture Coding Symposium (PCS), 7-9 Nov. 2007, Lisboa, Portugal.
Liwei Guo, O.C. Au, Mengyao, Ma, Zhiqin Liang, “Fast Multi-Hypothesis Motion Compensated Filter for Video Denoising”, Proc. Of IEEE Workshop on Signal Processing Systems (SiPS), 17-19 Oct 2007, Shanghai, China. (Best paper award)
Carman K.M. Yuk, O.C. Au, Richard Y.M. Li, Sui Yuk Lam, “Soft Decision Color Demosaicking with Direction Vector Selection”, Proc. Of IEEE Int. Workshop on Multimedia Signal Processing (MMSP), 1-3 Oct. 2007, Chania, Crete, Greece.
Carman K.M. Yuk, O.C. Au, Richard Y.M. Li, Sui Yuk Lam, “Color Demosaicking using Directional Categorization”, Proc. Of IEEE Int. Conf. On Image Processing (ICIP), 16-19 Sept. 2007, San Antonio, USA.
Chi Wah Wong, O.C. Au, Raymond Chi-Wing Wong, “Advanced Real-Time Rate Control in H.264”, Proc. Of IEEE Int. Conf. On Image Processing (ICIP), 16-19 Sept. 2007, San Antonio, USA.
Jiantao Zhou, O.C. Au, “On a Conjecture on Error Recovery for Variable Length Codes”, Proc. Of IEEE Information Theory Workshop (ITW), 2-6 Sept. 2007, Tahoe City, USA.
Yan Chen, O.C. Au, Xiaopeng Fan, Liwei Guo, “Maximum A Posteriori Based (MAP-based) Video Denoising via Rate Distortion Optimization”, Proc. Of IEEE Int. Conf. on Multimedia and Expo (ICME), 2-5 July 2007, Beijing, China.
Richard Y.M. Li, O.C. Au, Kelvin K. Lai, Carman K.M. Yuk, S.K. Lam, “Data Hiding with Tree Based Parity Check”, Proc. Of IEEE Int. Conf. on Multimedia and Expo (ICME), 2-5 July 2007, Beijing, China.
Xiaopeng Fan, O.C. Au, Yan Chen, Jiantao Zhou, Peter H.W. Wong, “Wyner-Ziv Successive Refinement of Video and Rate Distortion Analysis”, Proc. Of IEEE Int. Conf. on Multimedia and Expo (ICME), 2-5 July 2007, Beijing, China.
Zhiqin Liang, Jiantao Zhou, Liwei Guo, Mengyao Ma, O.C. Au, “Joint Decoding of Multiple Video Streams”, Proc. Of IEEE Int. Conf. on Multimedia and Expo (ICME), 2-5 July 2007, Beijing, China.
Richard Y.M. Li, O.C. Au, Carman K.M. Yuk, Shu-Kei Yip, Tai-Wai Chan, “Enhanced Image Trans-Coding Using Reversible Data Hiding”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), 27-30 May 2007, New Orleans, USA.
Carman K. M. Yuk, O.C. Au, Richard Y.M. Li, Sui-Yuk Lam, “Color Demosaicking Using Direction Similarity in Color Difference Spaces”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), 27-30 May 2007, New Orleans, USA.
Richard Y.M. Li, O.C. Au, Carman K.M. Yuk, Shu-Kei Yip, Sui-Yuk Lam, “Halftone Image Data Hiding with Block-Overlapping Parity Check”, Proc. Of IEEE Int. Conf. on Acoustics, Speech, Signal Processing (ICASSP), 15-20 Apr 2007, Honolulu, USA.
Jiantao Zhou, Xiaopeng Fan, Zhiqin Liang, O.C. Au, “Exact Symbol Error Rate for Variable Length Codes over Binary Symmetric Channel”, Proc. Of IEEE Int. Conf. on Acoustics, Speech, Signal Processing (ICASSP), 15-20 Apr 2007, Honolulu, USA.
C.W. Wong, O.C. Au, R.C.W. Wong, “Advanced Macroblock Entropy Coding in H.264”, Proc. Of IEEE Int. Conf. on Acoustics, Speech, Signal Processing (ICASSP), 15-20 Apr 2007, Honolulu, USA.
Xiaopeng Fan, O.C. Au, Yan Chen, Jiantao Zhou, “Heegard-Berger Video Coding using LMMSE-estimator“, Proc. Of Pacific-Rim Conference on Multimedia (PCM), pp. 122-130, Nov. 2006, Hangzhou, China.
Liwei Guo, O.C. Au, Mengyao Ma, Zhiqin Liang, “A Multi-Hypothesis Motion-Compensated Temporal Filter for Video Denoising“, Proc. Of IEEE Int. Conf. On Image Processing (ICIP), 8-11 Oct 2006, Atlanta, USA.
S.K. Yip, O.C. Au, C.W. Ho, H.M. Wong, “New Digital Watermarking for Few-Color Images“, Proc. Of IEEE Int. Conf. On Image Processing (ICIP), 8-11 Oct 2006, Atlanta, USA.
Yan Chen, Q. Luan, Houqiang Li, O.C. Au, “Sketch-Guided Texture-Based Image Inpainting“, Proc. Of IEEE Int. Conf. On Image Processing (ICIP), 8-11 Oct 2006, Atlanta, USA.
C.W. Ho, O.C. Au, S.H.G. Chan, S.K. Yip, H.M. Wong, “Low-Complexity Rate Control for Efficient H.263 to H.264/AVC Video Transcoding“, Proc. Of IEEE Int. Conf. On Image Processing (ICIP), 8-11 Oct 2006, Atlanta, USA.
M.F. Leung, S.H.G. Chan, O.C. Au, “COSMOS: Peer-to-Peer Collaborative Streaming among Mobiles“, Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), 9-12 Jul. 2006, Toronto, Canada.
C.W. Ho, O.C. Au, S.H.G. Chan, S.K. Yip, H.M. Wong, “Motion Estimation for H.264/AVC Using Programmable Graphics Hardward“, Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), 9-12 Jul. 2006, Toronto, Canada.
S.K. Yip, O.C. Au, C.W. Ho, H.M. Wong, “Lossless Visible Watermarking“, Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), 9-12 Jul. 2006, Toronto, Canada.
S.K. Yip, O.C. Au, C.W. Ho, H.M. Wong, “Block-based Lossless Data Hiding in Delta Domain“, Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), 9-12 Jul. 2006, Toronto, Canada.
Yan Chen, O.C. Au, Jiantao Zhou, C.W. Ho, “Adaptively Switching Between Directional Interpolation and Region Matching for Spatial Error Concealment Based on DCT Coefficients“, Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), 9-12 Jul. 2006, Toronto, Canada.
Jiantao Zhou, O.C. Au, Liang Zhiqin, Chen Yan, “On the Security of Multimedia Encryption Schemes based on Multiple Huffman Table (MHT)“, Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), 9-12 Jul. 2006, Toronto, Canada.
Liwei Guo, O.C. Au, Mengyao Ma, Zhiqin Liang, “An Encoder-embedded Video Denoising Filter Based on the Temporal LMMSE Estimator“, Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), 9-12 Jul. 2006, Toronto, Canada.
H.M. Wong, O.C. Au, Andy Chang, S.K. Yip, C.W. Ho, “Fast Mode Decision and Motion Estimation for H.264 (FMDME)”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 21-24 May 2006, KOS, Greece.
S.K. Yip, O.C. Au, H.M. Wong, C.W. Ho, “Generalized Lossless Data Hiding By Multiple Predictors”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 21-24 May 2006, KOS, Greece.
Mengyao Ma, O.C. Au, S.H.G. Chan, Liwei Guo, “Three-Loop Temporal Interpolation for Error Concealment of MDC”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 21-24 May 2006, KOS, Greece.
C.W. Ho, O.C. Au, S.H.G. Chan, H.M. Wong, S.K. Yip, “Improved Refinement Search for H.263 to H.264/AVC Transcoding Based on the Minimum Cost Tendency Search”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 21-24 May 2006, KOS, Greece.
Yan Chen, O.C. Au, C.W. Ho, Jiantao Zhou, “Spatio-Temporal Boundary Matching Algorithm For Temporal Error Concealment”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 21-24 May 2006, KOS, Greece.
Yan Chen, O.C. Au, Jiantao Zhou, H.M. Wong, C.W. Ho, “Priority-Driven Extended Boundary Matching Algorithm for Temporal Error Concealment”, Proc. on Picture Coding Symposium (PCS), 24-26 Apr. 2006, Beijing, China.
Jiantao Zhou, W.J. Pei, Kai Wang, Zhenya He, O.C. Au, “Secure Communication Based on Asymptotic Model of Deterministic Randomness“, Proc. Of 5th WSEAS Int.Conf. on Applications of Electrical Engineering, 12-14 Mar 2006, Prague, Czech Republic.
C.W. Ho, O.C. Au, S.H.G. Chan, H.M. Wong, S.K. Yip, “Advance media adaptation technologies for mobile MMS (Multimedia Messaging Service) communication”, Proc. Of IEEE Int. Workshop on Multimedia Signal Processing (MMSP), 31 Oct.-2 Nov 2005, Shanghai, China.
W.S. Chau, O.C. Au, T.S. Chong, T.W. Chan, “Efficient Scene Change Detection in MPEG Compressed Video using Composite Block Averaged Luminance Image Sequence”, Proc. Of IEEE Int. Conf. on Image Processing (ICIP), 11-14 Sept. 2005, Genoa, Italy.
Mengyao Ma, O.C. Au, S.H.G. Chan, “A New Motion Compensated Approach for Error Resilience Video Coding“, Proc. Of IEEE Int. Conf. on Image Processing (ICIP), 11-14 Sept. 2005, Genoa, Italy.
S.K. Yip, O.C. Au, C.W. Ho, H.M. Wong, “Content Adaptive Watermarking using a 2-Stage Predictor“, Proc. Of IEEE Int. Conf. on Image Processing (ICIP), 11-14 Sept. 2005, Genoa, Italy.
Mengyao Ma, O.C. Au, S.H.G. Chan, “Multiple Description Coding for Error-Resilient Video Transmission”, Proc. Of 5th WSEAS Int. Conf. on Multimedia, Internet and Video Technologies, pp. 154-159, 17-19 Aug. 2005, Corfu Island, Greece.
H.M. Wong, O.C. Au, C.W. Ho, S.K. Yip, “Enhanced Predictive Motion Vector Field Adaptive Search Technique (E-PMVFAST) based on Future MV Prediction”, Proc. of IEEE Int. Conference on Multimedia and Expo (ICME), 6-8 July 2005, Amsterdam, Netherland.
T.S. Chong, O.C. Au, “Multiple Objective Frame Rate Up-Convension”, Proc. of IEEE Int. Conference on Multimedia and Expo (ICME), 6-8 July 2005, Amsterdam, Netherland.
T.S. Chong, O.C. Au, “A Spatial-Temporal De-interlacing Algorithm”, Proc. of IEEE Int. Conference on Multimedia and Expo (ICME), 6-8 July 2005, Amsterdam, Netherland.
T.W. Chan, O.C. Au, T.S. Chong, W.S. Chau, “A Novel Content-Adaptive Interpolation”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 23-27 May, 2005, Kobe, Japan.
T.S. Chong, O.C. Au, W.S. Chau, T.W. Chan, “A Partitionaed Linear Minimum Mean Square Estimator for Error Concealment”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 23-27 May, 2005, Kobe, Japan.
T.S. Chong, O.C. Au, W.S. Chau, T.W. Chan, “A Content Adaptive De-interlacing Algorithm”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 23-27 May, 2005, Kobe, Japan.
H.M. Wong, O.C. Au, Andy Chang, “Fast Sub-Pixel Inter-Prediction – Based on Texture Direction Analysis (FSIP-BTDA)”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 23-27 May, 2005, Kobe, Japan.
S.K. Yip, O.C. Au, “Digital Watermarking Using Walsh Code Sequences with Error Spreading Technique and Intra-Pixel Prediction”, Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), 23-27 May, 2005, Kobe, Japan.
T.W. Chan, O.C. Au, T.S. Chong, W.S. Chau, “A Novel Content-Adaptive Video Denoising Filter”, Proc. Of IEEE Int. Conf. on Acoustics, Speech, Signal Processing (ICASSP), 20-23 Mar 2005, Philadelphia, USA.
C.W. Wong, O.C. Au, R.C.W. Wong, H.K. Lam, “Piecewise Linear Model for Real-Time Rate Control”, Proc. Of IEEE Int. Conf. on Acoustics, Speech, Signal Processing (ICASSP), 20-23 Mar 2005, Philadelphia, USA.
H.M. Wong, O.C. Au, J. Huang, S. Zhang, W.N. Yan, “Sub-optimal Quarter-pixel Inter-prediction Algorithm (SQIA)”, Proc. Of IEEE Int. Conf. on Acoustics, Speech, Signal Processing (ICASSP), 20-23 Mar 2005, Philadelphia, USA.
Andy Chang, P.H.W. Wong, Y.M. Yeung, O.C. Au, “Fast Integer Motion Estimation for H.264 Video Coding Standard”, Proc. of IEEE Int. Conference on Multimedia and Expo (ICME), 27-30 Jun 2004, Taipei, China.
T.S. Chong, O.C. Au, W.S. Chau, T.W. Chan, “Temporal error concealment for video transmission”, Proc. of IEEE Int. Conference on Multimedia and Expo (ICME), 27-30 Jun 2004, Taipei, China.
W.S. Chau, O.C. Au, T. S. Chong, “Key Frame Selection By Macroblock Type and Motion Vector Analysis”, Proc. of IEEE Int. Conference on Multimedia and Expo (ICME), 27-30 Jun 2004, Taipei, China.
Andy C. Yu, Guobin Shen, Bing Zeng, O.C. Au, “Arbitrarily-shaped video coding: smart padding versus MPEG-4 LPE/zero padding”, Proc. of IEEE Int. Conference on Multimedia and Expo (ICME), 27-30 Jun 2004, Taipei, China.
M.S. Fu, O.C. Au, “Joint Visual Crytography and Watermarking”, Proc. of IEEE Int. Conference on Multimedia and Expo (ICME), 27-30 Jun 2004, Taipei, China.
C.W. Wong, O.C. Au, H.K. Lam, “PID-based Real-time Rate Control”, Proc. of IEEE Int. Conference on Multimedia and Expo (ICME), 27-30 Jun 2004, Taipei, China.
C.W. Wong, O.C. Au, H.K. Lam, “Rate Control Using Probability of Non-Zero Quantized Coefficients”, Proc. of IEEE Int. Conference on Multimedia and Expo (ICME), 27-30 Jun 2004, Taipei, China.
H.K. Lam, O.C. Au C.W. Wong, “Automatic White Balancing using Adjacent Channels Adjustment in RGB Domain”, Proc. of IEEE Int. Conference on Multimedia and Expo (ICME), 27-30 Jun 2004, Taipei, China.
H.K. Lam, O.C. Au C.W. Wong, “Fast Motion Vector Re-Estimation For Arbitrary Video Downsizing Using Spatial-Variant Filter”, Proc. of IEEE Int. Conference on Multimedia and Expo (ICME), 27-30 Jun 2004, Taipei, China.
M.S. Fu, O.C. Au, “Watermarking Technique for Color Halftone Images”, Proc. Of IEEE Int. Conf. on Acoustics, Speech, Signal Processing (ICASSP), 17-21 May 2004, Montreal, Canada.
H.K. Lam, O.C. Au, C.W. Wong, “Automatic White Balancing using Luminance Component and Standard Deviation of RGB Components”, Proc. Of IEEE Int. Conf. on Acoustics, Speech, Signal Processing (ICASSP), 17-21 May 2004, Montreal, Canada.
P.H.W. Wong, Andy Chang, O.C. Au, “A Sequential Multiple Watermarks Embedding Technique”, Proc. Of IEEE Int. Conf. on Acoustics, Speech, Signal Processing (ICASSP), 17-21 May 2004, Montreal, Canada.
M.S. Fu, O.C. Au, “A Correlation-based Watermarking for Halftone Images”, Proc. Of IEEE Sym. Of Circuits and Systems (ISCAS), 23-26 May 2004, Vancouver, Canada.
H.K. Lam, O.C. Au, C.W. Wong, “Automatic White Balance using Standard Deviation of RGB Components”, Proc. Of IEEE Sym. Of Circuits and Systems (ISCAS), 23-26 May 2004, Vancouver, Canada.
P.H.W. Wong, Andy Chang, O.C. Au, “On Improving the Iterative Watermark Embedding Technique for JPEG-to-JPEG Watermarking”, Proc. Of IEEE Sym. Of Circuits and Systems (ISCAS), 23-26 May 2004, Vancouver, Canada.
Andy Chang, P.H.W. Wong, Y.M. Yeung, O.C. Au, “Fast Multi-block Selection for H.264 Video Coding”, Proc. Of IEEE Sym. Of Circuits and Systems (ISCAS), Vol. 3, pp. 817-820, 23-26 May 2004, Vancouver, Canada.
C.W. Wong, O.C. Au, B. Meng, H.K. Lam, “H.26X Optimal Rate Control for Low-Delay Communications”, Proc. Of Fourth Int. Conf. on Information, Communications & Signal Processing (ICICS), 15-18 Dec 2003, Singapore.
Y.M. Yeung, O.C. Au, Andy Chang, “An Efficient Optimal Rate Control Scheme for JPEG2000 Image Coding”, Proc. Of IEEE Int. Conf. On Image Processing (ICIP), 14-17 Sept. 2003, Barcelona, Spain.
W.C. Chan, O.C. Au, M.F. Fu, “A Novel Color Interpolation Framework in Modified YcbCr Domain for Digital Camera”, Proc. Of IEEE Int. Conf. On Image Processing (ICIP), 14-17 Sept. 2003, Barcelona, Spain.
M.F. Fu, O.C. Au, W.C. Chan, “Fast Global Motion Estimation based on Local Motion Segmentation”, Proc. Of IEEE Int. Conf. On Image Processing (ICIP), 14-17 Sept. 2003, Barcelona, Spain.
M.S. Fu, O.C. Au, “A Set of Mutually Watermarked Halftone Images”, Proc. Of IEEE Int. Conf. On Image Processing (ICIP), 14-17 Sept. 2003, Barcelona, Spain.
Bojun Meng, O.C. Au, C.W. Wong, H.K. Lam, “Fast Mode Selection Method for 4x4 Blocks Intra-Prediction in H.264”, Proc. Of IEEE Int. Conf. On Image Processing (ICIP), 14-17 Sept. 2003, Barcelona, Spain.
P.H.W. Wong, G.Y.M. Yeung, O.C. Au, “Capacity for JPEG2000-to-JPEG2000 Image Watermarking”, Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), 6-9 July 2003, Baltimore, USA.
Y.M. Yeung, O.C. Au, Andy Chang, “Efficient Rate Control Technique for JPEG2000 Image Coding using Priority Scanning”, Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), 6-9 July 2003, Baltimore, USA.
Bojun Meng, O.C. Au, “Fast Intra-Prediction Mode Selection for 4x4 Blocks in H.264”, Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), 6-9 July 2003, Baltimore, USA.
Andy Chang, O.C. Au, Y.M. Yeung, “A Novel Approach to Fast Multi-Block Motion Estimation for H.264 Video Coding”, Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), Vol. 1, pp. 105-108, 6-9 July 2003, Baltimore, USA.
M.S. Fu, O.C. Au, “A Multi-bit Robust Watermark for Halftone Images”, Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), 6-9 July 2003, Baltimore, USA.
C.W. Wong, O.C. Au, “Perceptual Rate Control for Low-Delay Video Communications”, Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), 6-9 July 2003, Baltimore, USA.
M.S. Fu, O.C. Au, “A Novel Self-Conjugate Halftone Image Watermarking Technique”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), Vol. 3, pp. 790-793, May 2003, Bangkok, Thailand.
Kai F. Tsang, O.C. Au, “Fast Control Grid Point Estimation for Mesh Based Motion Estimation”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), May 2003, Bangkok, Thailand.
Andy Chang, O.C. Au, Y. M. Yeung, “A Novel Approach to Fast Multi-Frame Selection for H.26L Video Coding”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), May 2003, Bangkok, Thailand.
M.S. Fu, O.C. Au, “Data Hiding in Halftone Images by Conjugate Error Diffusion”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), May 2003, Bangkok, Thailand.
M.S. Fu, O.C. Au, “Spatial Varying Filtering for Color Filter Array Interpolation in Digital Still Cameras”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), May 2003, Bangkok, Thailand.
P.H.W. Wong, O.C. Au, “A Blind Watermarking Technique for Multiple Watermarks”, Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), May 2003, Bangkok, Thailand.
Andy Chang, O.C. Au, Y. M. Yeung, “A Novel Approach to Fast Multi-Frame Selection for H.26L Video Coding”, Proc. Of IEEE Int. Conf. On Acoustics, Speech, Signal Processing (ICASSP), Vol. 3, pp. 413-416, Apr. 2003, Hong Kong, China.
M.S. Fu, O.C. Au, “A Symmetric Key Watermark for Halftone Images”, Proc. Of IEEE Int. Conf. On Acoustics, Speech, Signal Processing (ICASSP), Vol. 3, pp. 557-560, Apr. 2003, Hong Kong, China.
M.S. Fu, O.C. Au, “A Novel Method to Embed Watermark in Different Halftone Images: Data Hiding by Conjugate Error Diffusion (DHCED)”, Proc. Of IEEE Int. Conf. On Acoustics, Speech, Signal Processing (ICASSP), Vol. 3, pp. 529-532, Apr. 2003, Hong Kong, China.
Y. M. Yeung, O.C. Au, Andy Chang, “Successive Bit-Plane Rate Allocation Technique for JPEG2000 Image Coding”, Proc. Of IEEE Int. Conf. On Acoustics, Speech, Signal Processing (ICASSP), Vol. 3, pp. 261-264, Apr. 2003, Hong Kong, China.
Bojun Meng, O.C. Au, “Fast Intra-Prediction Mode Selection for 4x4 Blocks in H.264”, Proc. Of IEEE Int. Conf. On Acoustics, Speech, Signal Processing (ICASSP), Vol. 3, pp. 389-392, Apr. 2003, Hong Kong, China.
A.C.W. Yu, B. Zeng, O.C. Au, "A Novel Motion Estimation Algorithm for Arbitrarily Shaped Video Coding", Proc. Of IEEE Int. Conf. On Multimedia and Expo (ICME), Vol. 1, pp. 649-652, Aug. 2002, Lausanne, Switzerland.
P.H.W. Wong, O.C. Au, "A Blind Watermarking Technique in JPEG Compressed Domain", Proc. Of IEEE Int. Conf. On Image Processing (ICIP), Vol. 3, pp. 497-500, Sept. 2002, Rochester, USA.
W.C. Wong, O.C. Au, M.F. Fu, "Improved Global Motion Estimation Using Prediction and Early Termination", Proc. Of IEEE Int. Conf. On Image Processing (ICIP), Sept. 2002, Rochester, USA.
M.F. Fu, O.C. Au, W.C. Chan, “Temporal Interpolation using Wavelet Domain Motion Estimation and Motion Compensation”, Proc. Of IEEE Int. Conf. On Image Processing (ICIP), Vol. 3, pp. 393-396, Sept. 2002, Rochester, USA.
A.C. Yu, O.C. Au, B. Zeng, "Removing of Blocking Artefacts using Error-compensation Interpolation and Fast Adaptive Spatial-Varying Filtering", Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), Vol. 5, pp. 241-244, 26-29 May, 2002, Scottsdale, USA.
W.C. Chan, O.C. Au, M.F. Fu, "A Novel Predictive Global Motion Estimation for Video Coding", Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), Vol. 3, pp. 5-8, 26-29 May, 2002, Scottsdale, USA.
M.F. Fu, O.C. Au, W.C. Chan, "Low Band Shift (LBS) Motion Estimation with Symmetric Padding in Wavelet Domain", Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), Vol. 3, pp.13-16, 26-29 May, 2002, Scottsdale, USA.
M.S. Fu, O.C. Au, "A Robust Public Watermark for Halftone Images", Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), Vol. 3, pp. 639-642, 26-29 May, 2002, Scottsdale, USA.
P.H.W. Wong, O.C. Au, "A Novel Semi-Private Watermarking Technique", Proc. Of IEEE Int. Sym. Of Circuits and Systems (ISCAS), Vol. 2, pp. 448-451, 26-29 May, 2002, Scottsdale, USA.
P.H.W. Wong, O.C. Au, "Fast SOLA-based Time Scale Modification using Modified Envelope Matching", Proc. Of IEEE Int. Conf. On Acoustics, Speech and Signal Processing (ICASSP), Vol. 3, pp. 3188-3191, 13-17 May, 2002, Orlando, USA.
M.F. Fu, O.C. Au, W.C. Chan, "Novel Motion Compensation for Wavelet Video Coding using Overlapping", Proc. Of IEEE Int. Conf. On Acoustics, Speech and Signal Processing (ICASSP), Vol. 4, pp. 3421-3424, 13-17 May, 2002, Orlando, USA.
A.M. Tourapis, H.Y. Cheong, O.C. Au, M.L. Liou, "Temporal Interpolation of Video Sequences using Zonal-based Algorithms", Proc. Of IEEE Int. Conf. On Image Processing (ICIP), Vol. 2, pp. 895-898, 7-10 Oct 2001, Thessaloniki, Greece.
A.M. Tourapis, H.Y. Cheong, O.C. Au, M.L. Liou, "N-dimensional Zonal Algorithms – The Future of Block-based Motion Estimation", Proc. Of IEEE Int. Conf. On Image Processing (ICIP), Vol. 2, pp. 506-509, 7-10 Oct 2001, Thessaloniki, Greece.
M.S. Fu, O.C. Au, "Data Hiding in Halftone Images using Stochastic Error Diffusion", Proc. Of IEEE Int. Conf. On Acoustics, Speech and Signal Processing (ICASSP), Vol. 3, pp. 1965-1968, May 2001, Salt Lake City, USA.
M.S. Fu, O.C. Au, "Improved Halftone Image Data Hiding with Intensity Selection", Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), Vol. 5, pp. 243-246, May 2001, Sydney, Australia.
A.M. Tourapis, O.C. Au, M.L. Liou, "New Results on Zonal based Motion Estimation Algorithms – Advance Predictive Diamond Zonal Search", Proc. Of IEEE Int. Sym. On Circuits and Systems (ISCAS), Vol. 5, pp. 183-186, May 2001, Sydney, Australia.
W. Wan*, O.C. Au, "Robust Speech Recognition based on the Second-Order Difference Cochlear Model", Proc. Of IEEE Int. Sym. on Intelligent Multimedia, Video & Speech Processing, Vol. 1, May 2001, Hong Kong, China.
M.S. Fu, O.C. Au, "Fast Adaptive Spatial Varying Filtering for Inverse Halftoning", Proc. Of SPIE Conf. On Visual Communication and Image Processing (VCIP), Jan 2001, San Jose, USA.
M.S. Fu, O.C. Au, "Data Hiding in Halftone Images with Parity Coding", Proc. Of SPIE Int. Conf. On Security and Watermarking of Multimedia Contents (SWMC), Vol. 4314, pp. 360-368, Jan 2001, San Jose, USA.
A.M. Tourapis, O.C. Au, M.L. Liou, "Advanced De-Interlacing Techniques with the use of Zonal Based Algorithms", Proc. Of SPIE Conf. On Visual Communication and Image Processing (VCIP), Jan 2001, San Jose, USA.
A.M. Tourapis, O.C. Au, M.L. Liou, "Predictive Motion Vector Field Adaptive Search Technique (PMVFAST) Enhancing Block Based Motion Estimation", Proc. Of SPIE Conf. On Visual Communication and Image Processing (VCIP), Vol.4310, pp.883-892, Jan 2001, San Jose, USA.
P.H.W. Wong, O.C. Au, J.W.C. Wong, "A Data Hiding Technique in JPEG Compressed Domain", Proc. Of SPIE Int. Conf. On Security and Watermarking of Multimedia Contents (SWMC), Vol. 4314, pp. 309-320, Jan 2001, San Jose, USA.
K.F. Tsang, O.C. Au, "Robust and High Quality Video Watermarking with the use of Temporal Redundancy", Proc. Of SPIE Int. Conf. On Security and Watermarking of Multimedia Contents (SWMC), Vol. 4314, pp. 55-63, Jan 2001, San Jose, USA.
K.F. Tsang, O.C. Au, "Review on Attacks, Problems and Weaknesses of Digital Watermarking and the Pixel Reallocation Attack", Proc. of SPIE Int. Conf. On Security and Watermarking of Multimedia Contents (SWMC), Vol. 4314, pp. 385-393, Jan 2001, San Jose, USA.
C. Fung, O.C. Au, "Improved Acoustic Modelling for Speech Recognition Using Transformation Techniques", Proc. Of Int. Conf. On Spoken Language Processing (ICSLP), 16-20 Oct. 2000, Beijing, China.
C.H. Yim, O.C. Au, "Auditory Spectrum Based Features (ASBF) For Robust Speech Recognition", Proc. Of Int. Conf. On Spoken Language Processing (ICSLP), 16-20 Oct. 2000, Beijing, China.
L. Keung, O.C. Au, "Probabilistic Compensation of Unreliable Feature Components for Robust Speech Recognition", Proc. Of Int. Conf. On Spoken Language Processing (ICSLP), 16-20 Oct. 2000, Beijing, China.
A.M. Tourapis, G.B. Shen, M.L. Liou, O.C. Au, I. Ahmad, "A New Predictive Diamond Search Algorithm for Block Based Motion Estimation", Proc. Of SPIE Conf. On Visual Communication and Image Processing (VCIP), Vol. 3, pp. 1365-1373, 20-23 Jun 2000, Perth, Australia.
M.S. Fu, O.C. Au, "Modified Data Hiding Error Diffusion for Image Halftoning", Proc. Of SPIE Conf. On Visual Communication and Image Processing (VCIP), Vol. 3, pp. 1671-1680, 20-23 Jun 2000,
M.S. Fu, O.C. Au, "Data Hiding by Smart Pair Toggling for Halftone Images", Proc. Of IEEE Int. Conf. On Acoustics, Speech and Signal Processing (ICASSP), Vol. 4, pp. 2318-2321, 5-9 Jun. 2000, Istanbul, Turkey.
Z. Guo, O.C. Au, K.B. Letaief, "Parameter Estimation for Image/Video Transcoding", Proc of IEEE Int. Sym. On Circuits and Systems (ISCAS), Vol. 2, pp. 269-272, 28-31 May, 2000, Geneva, Switzerland.
P.H.W. Wong, O.C. Au, J.W.C. Wong, "Image Watermarking Using Spread Spectrum Technique in Log-2-Spatio Domain", Proc of IEEE Int. Sym. On Circuits and Systems (ISCAS), Vol. 1, pp. 224-227, 28-31 May, 2000, Geneva, Switzerland.
A.M. Tourapis, O.C. Au, M.L. Liou, G. Shen, I. Ahmad, "Optimizing the MPEG4 encoder – Advanced Diamond Zonal Search", Proc of IEEE Int. Sym. On Circuits and Systems (ISCAS), Vol. 3, pp. 674-677, 28-31 May, 2000, Geneva, Switzerland.
P.H.W. Wong, O.C. Au, "Data Hiding and Watermarking in JPEG Compressed Domain by DC coefficient modification", Proc. of SPIE Electronic Imaging: Int. Conf. On Security and Watermarking of Multimedia Contents (SWMC), Vol. 3971, pp. 237-244, Jan. 2000, San Jose, USA.
J.W.C. Wong, O.C. Au, "Fast Motion Estimation for Frame-rate Conversion", Proc. of SPIE Electronic Imaging: Int. Conference on Image and Video Communications and Processing, Vol. 3974, pp. 214-222, Jan 2000, San Jose, USA.
M.S. Fu, O.C. Au, "Data Hiding in Halftone Image by Pixel Toggling", Proc. Of SPIE Electronic Imaging: Int. Conf. On Security and Watermarking of Multimedia Contents (SWMC), Vol. 3971, pp. 228-236, Jan 2000, San Jose, USA.
A.M. Tourapis, O.C. Au, M.L. Liou, B. Shen, "An Advanced Zonal Block Based Algorithm for Motion Estimation", Proc. Of IEEE Int. Conf. On Image Processing (ICIP), Oct. 1999, Kobe, Japan.
W. Wan*, O.C. Au, C.L. Keung, C.H. Yim, "A Novel Approach of Low-Bit-Rate Speech Coding based on Sinusoidal Representation and Auditory Model", Proc. of Eurospeech, Vol. 4, pp. 1555-1558, Sept. 1999, Budapest, Hungary.
O.C. Au, W. Wan*, C.L. Keung, C.H. Yim, "Sinusoidal Representation and Auditory Model-based Parametric Matching and Smoothing and Its Application in Speech Analysis/Synthesis", Proc. Of Eurospeech, Vol. 5, pp. 2287-2290, Sept. 1999, Budapest, Hungary.
Alexis M. Tourapis, O.C. Au, M.L. Liou, "An Adaptive Center (Radar) Zonal based Algorithm for Motion Estimation", Proc. Of 6th IEEE Int. Conf. on Electronics, Circuits and Systems (ICECS), Sept. 1999, Pafos, Cyprus.
J.W.C. Wong, O.C. Au, "Fast Motion Estimation for Video Resolution Down-Conversion using Spatial Variant Filter", Proc. of IEEE Int. Sym. on Circuits and Systems (ISCAS), Vol. 4, pp. 528, May 1999, Orlando, USA.
J.W.C. Wong, O.C. Au, "Modified Predictive Motion Estimation for Reduced Resolution Video from High Resolution Compressed Video", Proc. of IEEE Int. Sym. on Circuits and Systems (ISCAS), Vol. 4, pp. 524-527, May 1999, Orlando, USA.
A. Tourapis, O.C. Au, "Fast Motion Estimation using Modified Circular Zonal Search", Proc. of IEEE Int. Sym. on Circuits and Systems (ISCAS), Vol. 4, pp. 231-234, May 1999, Orlando, USA.
M. S. Fu, O.C. Au, "Hybrid Inverse Halftoning using Adaptive Filtering", Proc. of IEEE Int. Sym. on Circuits and Systems (ISCAS), Vol. 4, pp. 259-262, May 1999, Orlando, USA.
Z. Guo, O.C. Au, "Map Automatic Input Based on Neural Network and Gas", Proc. of IEEE Int. Sym. on Circuits and Systems (ISCAS), Vol. 2, pp. 302-305, May 1999, Orlando, USA.
A. Tourapis, O.C. Au, "A High Performance Algorithm for Fast Block Based Motion Estimation", Proc. of Picture Coding Symposium (PCS), Vol. 1, pp. 121-124, Apr. 1999, Portland, USA.
O.C. Au, "Fast ad-hoc Inverse Halftoning using Adaptive Filtering", Proc. of IEEE Int. Conf. on Acoustics, Speech, Signal Processing (ICASSP), Vol. 6, pp. 2279-2282, Mar. 1999, Phoenix, USA.
A. Tourapis, O.C. Au, M.L. Liou, "Fast Motion Estimation using Circular Zonal Search", Proc. of SPIE Sym. of Visual Comm. & Image Processing (VCIP), Vol. 2, pp. 1496-1504, Jan. 1999, San Jose, USA.
P.H.W. Wong, O.C. Au, J.W.C. Wong, W.H.P. Lau, "Reducing Computational Complexity of Dynamic Time Warping Based Isolated Word Recognition with Time Scale Modification", Proc. of Fourth Int. Conf. on Signal Processing (ICSP), Vol. 1, pp.722-725, Oct. 1998, Beijing, China.
O.C. Au, K.H. Lam, "A Novel Output-based Objective Speech Quality Measure for Wireless Communication", Proc. of Fourth Int. Conf. on Signal Processing (ICSP), Vol. 1, pp.666-669, Oct. 1998, Beijing, China.
J.W.C. Wong, O.C. Au, P.H.W. Wong, A. Tourapis, "Predictive Motion Estimation for Reduced-Resolution Video from High-Resolution Compressed Video", Proc. of IEEE Int. Conf. on Image Processing (ICIP), Vol. 2, pp.461-464, Oct. 1998, Chicago, USA.
A. Tourapis, P.H.W. Wong, O.C. Au, L.K. Ma, "Fast Fractal Image Encoding via One-bit Transform", Proc. of IEEE Int. Conf. Consumer Electronics (ICCE), Vol. 1, pp. 34-35, Jun. 1998, Los Angeles, USA.
P.H.W. Wong, O.C. Au, A. Tourapis, "Combine the Multiple Candidates Two-Steps Search with One-Bit Transform", Proc. of IEEE Int. Conf. Consumer Electronics (ICCE), Vol. 1, pp. 134-135, Jun. 1998, Los Angeles, USA.
J.W.C. Wong, O.C. Au, P.H.W. Wong, "Fast Time Scale Modification using Envelope-Matching Technique (EM-TSM)", Proc. of IEEE Int. Sym. on Circuits & Systems (ISCAS), Vol. 5, pp. 550-553, May 1998, Monterey, CA, USA.
P.H.W. Wong, O.C. Au, "Fast Browsing of Speech Material for Digital Library and Distance Learning", Proc. of IEEE Int. Sym. on Circuits & Systems (ISCAS), Vol. 3, pp.615-618, May 1998, Monterey, CA, USA.
P.H.W. Wong, O.C. Au, J.W.C. Wong, "An Adaptive Video Subsampling Technique for the Conversion Between High and Low Resolution", Proc. of IEEE Int. Sym. on Circuits & Systems (ISCAS), Vol. 4, pp.281-284, May 1998, Monterey, CA, USA.
C.W. Tang, O.C. Au, "Comparison between Block-based and Pixel-based Temporal Interpolation for Video Coding", Proc. of IEEE Int. Sym. on Circuits & Systems (ISCAS), Vol. 4, pp.122-125, May 1998, Monterey, CA, USA.
P.H.W. Wong, O.C. Au, J.W.C. Wong, H.P. Lau, "On Improving the Intelligibility of Synchronization Overlap-and-Add (SOLA) at Low TSM Factor", Proc. of IEEE Region 10 Conference (TENCON), Vol. 2, pp.487-490, Dec. 1997, Brisbane, Australia.
O.C. Au, M.L. Liou, L.K. Ma, "Fast Fractal Encoding in Frequency Domain", Proc. of IEEE Int. Conf. on Image Processing (ICIP), Vol. 2, pp. 298-301, Oct. 1997, Washington, USA..
X. Lu, O.C. Au, "Improved Fast Motion Estimation Using Integral Projection Features for Hardware Implementation", Proc. of IEEE Int. Sym. on Circuits & Systems (ISCAS), Vol. 2, pp. 1337-1340, Jun 1997, Hong Kong, China.
C.W. Tang, O.C. Au, "Unidirectional Motion Compensated Temporal Interpolation", Proc. of IEEE Int. Sym. on Circuits & Systems (ISCAS), Vol. 2, pp. 1444-1447, Jun 1997, Hong Kong, China.
C.H. Choi, O.C. Au, "Fast Piecewise Linear Approximation of Rate and Distortion Functions for MPEG Video", Proc. of SPIE Sym. of Visual Comm. & Image Processing (VCIP), Vol. 2, pp. 1382-1393, Feb. 1997, Washington, DC, USA.
Y.H. Fok, O.C. Au, "Bitrate and Blocking Artifact Reduction by Iterative Pre-Distortion", Proc. of IEEE Int. Conf. on Image Processing (ICIP), Vol. 2, pp. 13-16,, Sept. 1996, Lausanne, Switzerland.
L.K. Ma, O.C. Au, M.L. Liou, "A Novel Method in Reducing the Complexity of Fractal Encoding", Proc. of VIII European Signal Processing Conference (EUSIPCO), Vol. 2, pp.1365-1368, Sept. 1996, Trieste, Italy.
C.K. Wong, O.C. Au, C.W. Tang, "Motion Compensated Temporal Interpolation with Overlapping", Proc. of IEEE Int. Sym. on Circuits and Systems (ISCAS), Vol. 2, pp. 608-611, May 1996, Atlanta, USA.
C.K. Wong, O.C. Au, "Modified Motion Compensated Temporal Interpolation for Very-Low-Bit-Rate Video", Proc. of IEEE Int. Conf. on Acoustic, Speech and Signal Processing (ICASSP), Vol. 4, pp. 2327-2330, May 1996, Atlanta, USA.
K.H. Lam, O.C. Au, C. Chan, K. Hui, S. Lau, "Objective Speech Quality Measure for Cellular Phone", Proc. of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), Vol. 1, pp. 487-490, May 1996, Atlanta, USA.
Y.H. Fok, O.C. Au, "Fast Motion Estimation using Spatial Decimation", Proc of IASTED Int. Conf. on Signal and Image Processing (SIP), Vol. 1, pp. 225-228, Nov. 1995, Kailua-Kona, Hawaii, USA.
Y.H. Fok, O.C. Au, R.D. Murch "Novel Fast Block Motion Estimation in Feature Subspace", Proc. of IEEE Int. Conf. on Image Processing (ICIP), Vol-2, pp. 209-213, Oct. 1995, Washington, DC, USA.
K.W. Fu, O.C. Au, M.L. Liou, "Solving the Complexity Problem in Fractal Coding by Genetic Algorithm", Proc. of 2nd IASTED/ISMM Int. Conf. on Distributed Multimedia Systems and Application, Vol. 1, pp. 143-146, Aug. 1995, Stanford, CA, USA.
C.K. Wong, O.C. Au, "Fast Motion Compensated Temporal Interpolation for Video", Proc. of SPIE Sym. of Visual Comm. & Image Processing (VCIP), Vol. 2, pp. 1108-1118, May 1995, Taipei, China.
K.H. Lam, O.C. Au, C.C. Chan, K.F. Hui, S.F. Lau, "Objective Speech Measure for Chinese in Wireless Environment", Proc. of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), Vol. 1, pp. 277-280, May 1995, Detroit, USA.
L.K. Ma, C.H. Lau, M.K. Kong, M.L. Liou, S.F. Yau, O.C. Au, B. Zeng, "Implementation of Audiovisual Applications in LAN Environment", Proc. of Int. Sym. on Consumer Electronics (ICCE), Vol. 2, pp.382-387, Nov. 1994, Hong Kong, China.
Y.H. Fok, O.C. Au, "An Improved Fast Feature-based Block Motion Estimation", Proc. of IEEE Int. Conf. on Image Processing (ICIP), Vol. 3, pp. 741-744, Nov. 1994, Austin, TX, USA.
Y.H. Fok, O.C. Au, "An Improved Fast Block Matching Algorithm in Feature Domain", Proc. of SPIE Symposium on Visual Communication and Image Processing (VCIP), Vol. 3, pp. 1826-1837, Sept. 1994, Chicago, USA.
C.H. Choi, O.C. Au, "Adaptive Image Quantization using Total Variation Classification", Proc. of Int. Conf. on Signal Processing (ICSP), Vol. 2, pp. 796-799, Oct. 1993, Beijing, China.
Y.H. Fok, O.C. Au, "Fast Feature-based Motion Estimation using Integral Projections", Proc. of IEEE Workshop on Visual Signal Processing and Communication (VSPC), Vol. 1, pp. 199-202, Sept. 1993, Melbourne, Australia.
O.C. Au, J.B. Thomas, "On Transformation Noise as a Model for Correlated Noise", Proc. of IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), Vol. 2, pp. 1505-1508, May 1991, Toronto, Canada.
O.C. Au, J.B. Thomas, "A Simulation of Real Time Detection in Non-Gaussian Noise", Proc. of 15th Biennial Sym. on Communications (BSC), Vol. 1, pp. 61-64, Jun. 1990, Kingston, Ont, Canada.
O.C. Au, "A Performance Comparison of
Detectors in Transformation Noise", Proc. of 24th Conf. on Information
Science and Systems (CISS), Vol. 1, pp. 404-409, Mar. 1990, Princeton, USA.