• Publications
  • Influence
Source model for transform video coder and its application. I. Fundamental theory
TLDR
A source model describing the relationship between bits, distortion, and quantization step sizes of a large class of block-transform video coders is proposed. Expand
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H.264/AVC motion estimation implmentation on Compute Unified Device Architecture (CUDA)
  • W. Chen, H. Hang
  • Computer Science
  • IEEE International Conference on Multimedia and…
  • 26 August 2008
TLDR
We present an efficient block-level parallel algorithm for the variable block size motion estimation (ME) in H.264/AVC with fractional pixel refinement on a computer unified device architecture (CUDA) platform, developed by NVIDIA. Expand
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A feature-based robust digital image watermarking scheme
TLDR
A robust digital image watermarking scheme that combines image feature extraction and image normalization is proposed. Expand
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Efficient Dense Modules of Asymmetric Convolution for Real-Time Semantic Segmentation
TLDR
We propose a novel convolutional network named Efficient Dense modules with Asymmetric convolution (EDANet), which employs an asymmetric convolve structure and incorporates dilated convolution and dense connectivity to achieve high efficiency at low computational cost and model size. Expand
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Advances in the scalable amendment of H.264/AVC
TLDR
To support clients with diverse capabilities, ISO/IEC MPEG and ITU-T form a joint video team (JVT) to develop a scalable video coding (SVC) technology that uses single bitstream to provide multiple spatial, temporal, and quality resolutions, thus satisfying low-complexity and low-delay constraints. Expand
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Fast mode decision algorithm for Residual Quadtree coding in HEVC
TLDR
We design a fast algorithm for Residual Quadtree mode decision for High Efficiency Video Coding (HEVC). Expand
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An efficient block-matching algorithm for motion-compensated coding
TLDR
We present an efficient search technique which minimizes the computations necessary for estimating the motion in video-sequences by the block matching method. Expand
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Image and video coding standards
TLDR
This paper describes several standard compression algorithms developed in recent years for image and video applications. Expand
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A comparison of block-matching algorithms mapped to systolic-array implementation
TLDR
This paper presents an evaluation of several well-known block-matching motion estimation algorithms from a system-level very large scale integration (VLSI) design viewpoint. Expand
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Motion information scalability for MC-EZBC
  • Sam S. Tsai, H. Hang
  • Mathematics, Computer Science
  • Signal Process. Image Commun.
  • 1 August 2004
TLDR
Interframe wavelet video coding combines the motion-compensated temporal filtering technique together with the wavelet embedded zeroblock coding technique and achieves finegranularity scalability at the same time. Expand
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