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北京大学 [53]

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期刊论文 [25]

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限定条件	专题：北京大学第一署名单位第一作者单位通讯作者单位

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	Cultural landscape of the eastern Qinghai-Tibet Plateau protecting both avian diversity and endemism 其他 2017-01-01 Li Li 收藏 \| 浏览/下载：2/0 \| 提交时间：2017/12/03 landscape heterogeneity biodiversity alpine meadow Sanjiangyuan Nature Reserve degradation restoration Unmanned Aerial Vehicles landscape heterogeneity biodiversity alpine meadow Sanjiangyuan Nature Reserve degradation restoration Unmanned Aerial Vehicles
	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
	Bayer demosaicking using optimised mean curvature over RGB channels 期刊论文 ELECTRONICS LETTERS, 2017 Chen, Rui; Jia, Huizhu; Wen, Xiange; Xie, Xiaodong 收藏 \| 浏览/下载：3/0 \| 提交时间：2017/12/03 image segmentation image resolution image colour analysis interpolation image reconstruction image restoration optimised mean-curvature model RGB channel Bayer image demosaicking method interpolation cross-channel aliasing variational MC model G-image surface restoration linear MC model image resolution image colour analysis
	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
	High-Efficiency Image Coding via Near-Optimal Filtering 期刊论文 IEEE SIGNAL PROCESSING LETTERS, 2017 Zhang, Xinfeng; Wang, Shiqi; Zhang, Yabin; Lin, Weisi; Ma, Siwei; Gao, Wen 收藏 \| 浏览/下载：8/0 \| 提交时间：2017/12/03 High-efficiency video coding (HEVC) image compression near-optimal filter sample classification wiener filter DEBLOCKING FILTER HEVC STANDARD SIMILARITY REDUCTION
	Blind restoration for nonuniform aerial images using nonlocal Retinex model and shearlet-based higher-order regularization 期刊论文 JOURNAL OF ELECTRONIC IMAGING, 2017 Chen, Rui; Jia, Huizhu; Xie, Xiaodong; Gao, Wen 收藏 \| 浏览/下载：3/0 \| 提交时间：2017/12/03 blind restoration nonuniform illumination correction nonlocal Retinex discrete nonseparable shearlet transform total generalized variation PRESERVING REGULARIZATION ATMOSPHERIC-TURBULENCE SPARSE REPRESENTATION SINGLE IMAGE DECONVOLUTION ALGORITHMS RECOVERY
	Retrieval Compensated Group Structured Sparsity for Image Super-Resolution 期刊论文 IEEE TRANSACTIONS ON MULTIMEDIA, 2017 Liu, Jiaying; Yang, Wenhan; Zhang, Xinfeng; Guo, Zongming 收藏 \| 浏览/下载：6/0 \| 提交时间：2017/12/03 External method internal method retrieval compensation super-resolution structured sparsity REPRESENTATION ALGORITHMS REGULARIZATION APPROXIMATION INTERPOLATION DICTIONARIES RESTORATION PURSUIT MODEL
	沙尘降质图像清晰化算法期刊论文中国图象图形学报, 2016 智宁; 毛善君; 李梅收藏 \| 浏览/下载：3/0 \| 提交时间：2017/12/03 沙尘图像颜色调整高斯模型奇异值分解 dust images color cast Gaussian model singular value decomposition
	CONCOLOR: Constrained Non-Convex Low-Rank Model for Image Deblocking 期刊论文 IEEE TRANSACTIONS ON IMAGE PROCESSING, 2016 Zhang, Jian; Xiong, Ruiqin; Zhao, Chen; Zhang, Yongbing; Ma, Siwei; Gao, Wen 收藏 \| 浏览/下载：7/0 \| 提交时间：2017/12/03 Image deblocking low-rank blocking artifact reduction optimization quantization constraint ARTIFACT REDUCTION TRANSFORM-DOMAIN QUANTIZATION CONSTRAINT SPARSE REPRESENTATION BLOCKING ARTIFACTS JPEG DECOMPRESSION QUALITY ASSESSMENT COMPRESSED IMAGES RESTORATION MINIMIZATION
	Adaptive multi-dimension sparsity based coefficient estimation for compression artifact reduction 其他 2016-01-01 Mu, Jing; Zhang, Xinfeng; Xiong, Ruiqin; Ma, Siwei; Gao, Wen 收藏 \| 浏览/下载：4/0 \| 提交时间：2017/12/03

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