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科研机构
北京大学 [97]
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其他 [59]
期刊论文 [38]
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2017 [8]
2016 [16]
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专题:北京大学
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Quality assessment for real out-of-focus blurred images
期刊论文
JOURNAL OF VISUAL COMMUNICATION AND IMAGE REPRESENTATION, 2017
Liu, Yutao
;
Gu, Ke
;
Zhai, Guangtao
;
Liu, Xianming
;
Zhao, Debin
;
Gao, Wen
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Visual quality assessment
Out-of-focus blur
Blind/no-reference
Phase congruency
Visual saliency
VISUAL SALIENCY DETECTION
STATISTICS
DOMAIN
Effective Quadtree Plus Binary Tree Block Partition Decision for Future Video Coding
其他
2017-01-01
Wang, Zhao
;
Wang, Shiqi
;
Zhang, Jian
;
Wang, Shanshe
;
Ma, Siwei
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
MODE DECISION
Low-Rank-Based Nonlocal Adaptive Loop Filter for High-Efficiency Video Compression
期刊论文
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, 2017
Zhang, Xinfeng
;
Xiong, Ruiqin
;
Lin, Weisi
;
Zhang, Jian
;
Wang, Shiqi
;
Ma, Siwei
;
Gao, Wen
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
High Efficiency Video Coding (HEVC)
in-loop filter
nonlocal
singular value decomposition (SVD)
video coding
ARTIFACT REDUCTION
HEVC STANDARD
IMAGE
REGULARIZATION
MINIMIZATION
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
Nonlocal Gradient Sparsity Regularization for Image Restoration
期刊论文
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, 2017
Liu, Hangfan
;
Xiong, Ruiqin
;
Zhang, Xinfeng
;
Zhang, Yongbing
;
Ma, Siwei
;
Gao, Wen
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Content-adaptive modeling
gradient sparsity
image restoration
nonlocal (NL) similarity
total variation (TV) regularization
TOTAL VARIATION MINIMIZATION
ADAPTIVE TOTAL VARIATION
ARTIFACT REDUCTION
TRANSFORM-DOMAIN
NOISE REMOVAL
RECONSTRUCTION
ALGORITHM
RECOVERY
SUPERRESOLUTION
DECONVOLUTION
Utility-Driven Adaptive Preprocessing for Screen Content Video Compression
期刊论文
IEEE TRANSACTIONS ON MULTIMEDIA, 2017
Wang, Shiqi
;
Zhang, Xinfeng
;
Liu, Xianming
;
Zhang, Jian
;
Ma, Siwei
;
Gao, Wen
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Block type identification
screen content video (SCV)
temporal masking
utility information
QUALITY ASSESSMENT
CONTENT IMAGES
BLUR
A Joint Compression Scheme of Video Feature Descriptors and Visual Content
期刊论文
IEEE TRANSACTIONS ON IMAGE PROCESSING, 2017
Zhang, Xiang
;
Ma, Siwei
;
Wang, Shiqi
;
Zhang, Xinfeng
;
Sun, Huifang
;
Gao, Wen
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Video feature descriptor
visual retrieval
video compression
LOSSY COMPRESSION
LOCAL FEATURES
SEARCH
STANDARD
REPRESENTATION
FRAMEWORK
AREAS
Adaptive Progressive Motion Vector Resolution Selection Based on Rate-Distortion Optimization
期刊论文
IEEE TRANSACTIONS ON IMAGE PROCESSING, 2017
Wang, Zhao
;
Wang, Shiqi
;
Zhang, Jian
;
Ma, Siwei
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Motion vector resolution
rate-distortion model
decision tree
rate-distortion optimization
motion compensation
VIDEO
PREDICTION
ALLOCATION
ACCURACY
HEVC
Robust Subjective Visual Property Prediction from Crowdsourced Pairwise Labels
其他
2016-01-01
Fu, Yanwei
;
Hospedales, Timothy M.
;
Xiang, Tao
;
Xiong, Jiechao
;
Gong, Shaogang
;
Wang, Yizhou
;
Yao, Yuan
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Subjective visual properties
outlier detection
robust ranking
robust learning to rank
regularisation path
VARIABLE SELECTION
LINEAR-MODELS
REGRESSION
LASSO
RECOGNITION
ATTRIBUTES
GRAPHS
An enhanced entropy coding scheme for HEVC
期刊论文
SIGNAL PROCESSING-IMAGE COMMUNICATION, 2016
Gao, Min
;
Fan, Xiaopeng
;
Zhao, Debin
;
Gao, Wen
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
HEVC
CABAC
Entropy coding
Context modeling
Binary arithmetic coding
STANDARD
EFFICIENCY
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