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科研机构
北京大学 [38]
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其他 [24]
期刊论文 [14]
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2017 [3]
2016 [2]
2015 [3]
2014 [6]
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专题:北京大学
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Reducing Image Compression Artifacts by Structural Sparse Representation and Quantization Constraint Prior
期刊论文
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, 2017
Zhao, Chen
;
Zhang, Jian
;
Ma, Siwei
;
Fan, Xiaopeng
;
Zhang, Yongbing
;
Gao, Wen
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
Blocking artifact reduction
image deblocking
optimization
quantization constraint (QC)
sparse representation
TRANSFORM-DOMAIN
BLOCKING ARTIFACTS
JPEG DECOMPRESSION
CODING ARTIFACTS
DEBLOCKING
REDUCTION
RESTORATION
SIMILARITY
STANDARD
DCT
Power Distortion Optimization for Uncoded Linear Transformed Transmission of Images and Videos
期刊论文
IEEE TRANSACTIONS ON IMAGE PROCESSING, 2017
Xiong, Ruiqin
;
Zhang, Jian
;
Wu, Feng
;
Xu, Jizheng
;
Gao, Wen
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Image and video transmission
wireless video broadcast
uncoded transmission
decorrelation transform
power distortion optimization
signal energy modeling
UNEQUAL ERROR PROTECTION
WIRELESS VISUAL COMMUNICATION
NOISY CHANNELS
PROGRESSIVE TRANSMISSION
LIMITED RETRANSMISSION
RATE ALLOCATION
FADING CHANNEL
MOTION
COMPRESSION
FRAMEWORK
Just-Noticeable Difference-Based Perceptual Optimization for JPEG Compression
期刊论文
IEEE SIGNAL PROCESSING LETTERS, 2017
Zhang, Xinfeng
;
Wang, Shiqi
;
Gu, Ke
;
Lin, Weisi
;
Ma, Siwei
;
Gao, Wen
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Image compression
just-noticeable difference (JND)
quantization table
rate-distortion
Rate Model Considering Nontexture Bits for High Efficiency Video Coding
其他
2016-01-01
Huang, Zehu
;
Jia, Huizhu
;
Xie, Xiaodong
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
High Efficiency Video Coding
rate control
linear rate-quantization model
nontexture rate model
Cooperative Sensing with Dependent Observations on BPSK Signal: to Quantize Amplitude or Sign
其他
2016-01-01
Guo, Huayan
;
Jiang, Wei
;
Luo, Wu
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
COGNITIVE RADIO NETWORKS
ASYMPTOTIC PERFORMANCE
DISTRIBUTED DETECTION
DECISIONS
Compression noise estimation and reduction via patch clustering
其他
2015-01-01
Zhang, Xinfeng
;
Lin, Weisi
;
Liu, Jiaying
;
Ma, Siwei
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Compression Artifact Reduction for Low Bit-Rate Images Based on Non-Local Similarity and Across-Resolution Coherence
其他
2015-01-01
Mu, Jing
;
Xiong, Ruiqin
;
Fan, Xiaopeng
;
Ma, Siwei
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Towards Rate-Distortion Analysis of General Source Distributions: Property and Principles
其他
2015-01-01
Sun, Jun
;
Duan, Yizhou
;
Zhang, Qi
;
Shen, Jiasi
;
Guo, Zongming
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
SCALAR QUANTIZATION
PERFORMANCE
VIDEO
Proportional feedback based rate control for intra frame of H.264/AVC high profile
其他
2014-01-01
Zhou, Yanping
;
Duan, Yizhou
;
Sun, Jun
;
Guo, Zongming
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Optimal entropy-constrained non-uniform scalar quantizer design for low bit-rate pixel domain DVC
期刊论文
multimedia tools and applications, 2014
Wu, Bo
;
Zhang, Nan
;
Ma, Siwei
;
Zhao, Debin
;
Gao, Wen
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/11
DVC
Non-uniform scalar quantizer
Optimal quantizer
INFORMATION
DISTORTION
CODES
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