X. Fan

Publications
Influence

Compression Artifact Reduction by Overlapped-Block Transform Coefficient Estimation With Block Similarity

Xinfeng Zhang, R. Xiong, X. Fan, S. Ma, W. Gao
Mathematics, Medicine
IEEE Transactions on Image Processing
1 December 2013

We propose a new method to reduce compression artifacts by the overlapped-block transform coefficient estimation from non-local blocks. Expand

Video Coding on Multicore Graphics Processors

N. Cheung, X. Fan, O. Au, Man Cheung Kung
Computer Science
IEEE Signal Processing Magazine
25 March 2010

We investigate using multi-core graphics processing units (GPUs) for video encoding and decoding. Expand

Reducing Image Compression Artifacts by Structural Sparse Representation and Quantization Constraint Prior

C. Zhao, Jian Zhang, S. Ma, X. Fan, Y. Zhang, W. Gao
Mathematics, Computer Science
IEEE Transactions on Circuits and Systems for…
1 October 2017

The block discrete cosine transform (BDCT) has been widely used in current image and video coding standards, owing to its good energy compaction and decorrelation properties. Expand

Analysis of Decorrelation Transform Gain for Uncoded Wireless Image and Video Communication

R. Xiong, Feng Wu, Jizheng Xu, X. Fan, Chong Luo, W. Gao
Mathematics, Computer Science
IEEE Transactions on Image Processing
26 February 2016

This paper presents a theoretical analysis for an uncoded visual communication, focusing on developing a quantitative measurements for the efficiency of decorrelation transform in a generalized uncoded transmission framework. Expand

D-cast: DSC based soft mobile video broadcast

X. Fan, Feng Wu, D. Zhao
Computer Science
MUM
7 December 2011

We propose a new video multicast approach: D-cast that outperforms softcast 3--5dB in video PSNR while maintaining the similar graceful degradation feature as softcast. Expand

WaveCast: Wavelet based wireless video broadcast using lossy transmission

X. Fan, R. Xiong, Feng Wu, D. Zhao
Computer Science
Visual Communications and Image Processing
1 November 2012

Wireless video broadcasting is a popular application of mobile network. However, the traditional approaches have limited supports to the accommodation of users with diverse channel conditions. The… Expand

Stereoscopic video quality assessment based on visual attention and just-noticeable difference models

F. Qi, D. Zhao, X. Fan, T. Jiang
Computer Science
Signal Image Video Process.
1 April 2016

We propose an objective stereoscopic video quality assessment (SVQA) metric by incorporating stereoscopic visual attention (SVA) to SVQA metric. Expand

Differential exposure of the urban population to vehicular air pollution in Hong Kong.

X. Fan, Kin-che Lam, Q. Yu
Geography, Medicine
The Science of the total environment
1 June 2012

This study aims to characterize the spatial variations in, and examine the influence of socio-economic class on, the exposure of urban population of Hong Kong to air pollution from vehicular sources.… Expand

Simultaneous localization and mapping for mobile robots

H. Zhang, X. Fan, Y. L. Liu
Computer Science
2005

This paper surveys the latest progress of SLAM especially on simplification methods to reduce the complexity.Simultaneous localization and mapping(SLAM) algorithm plays an important role on enabling the fully autonomous navigation. Expand

Non-steroidal anti-inflammatory drugs induce apoptosis in gastric cancer cells through up-regulation of bax and bak.

X. Zhou, B. C. Wong, +5 authors S. K. Lam
Biology, Medicine
Carcinogenesis
1 September 2001

Aspirin- and non-steroidal anti-inflammatory drug (NSAID)-induced apoptosis is one of the important mechanisms for their anti-tumour effect in gastric cancer. We aimed at determining the role of… Expand

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