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科研机构
北京大学 [136]
内容类型
期刊论文 [101]
其他 [35]
发表日期
2017 [7]
2016 [16]
2015 [13]
2014 [8]
2013 [11]
2012 [5]
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专题:北京大学
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Convergence rates and W-1,W-P estimates in homogenization theory of Stokes systems in Lipschitz domains
其他
2017-01-01
Xu, Qiang
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
Homogenization
Stokes systems
Convergence rates
Lipschitz domains
W-1,W-p estimates
PERIODIC HOMOGENIZATION
ELLIPTIC-SYSTEMS
DIRICHLET PROBLEM
OPERATOR
COEFFICIENTS
The stationary distribution of Ornstein-Uhlenbeck process with a two-state Markov switching
其他
2017-01-01
Zhang, Zhenzhong
;
Wang, Wenlong
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Fourier transform
Markov chain
Ornstein-Uhlenbeck process
Stationary density
STOCHASTIC DIFFERENTIAL-EQUATIONS
ASYMPTOTIC STABILITY
In situ NMR diffusion coefficients assessment of lithium ion conductor using electrochemical priors and Arrhenius constraint-A computational study
期刊论文
CHINESE CHEMICAL LETTERS, 2017
Deng, Liang
;
Yang, Wen-Hui
;
Lyu, Xing
;
Wei, Shu-Feng
;
Wang, Zheng
;
Wang, Hui-Xian
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Lithium ion conductor
Diffusion coefficient
Nuclear magnetic resonance
Pulsed-field gradient
Electrochemical priors
SELF-DIFFUSION
FIELD GRADIENT
SPECTROSCOPY
BATTERIES
IDENTIFICATION
SYSTEMS
MRI
Globally Variance-Constrained Sparse Representation for Rate-Distortion Optimized Image Representation
其他
2017-01-01
Zhang, Xiang
;
Ma, Siwei
;
Lin, Zhouchen
;
Zhang, Jian
;
Wang, Shiqi
;
Gao, Wen
收藏
  |  
浏览/下载:111/0
  |  
提交时间:2017/12/03
MATCHING PURSUIT
DICTIONARIES
COMPRESSION
ALGORITHM
Hybrid Laplace Distribution-Based Low Complexity Rate-Distortion Optimized Quantization
期刊论文
IEEE TRANSACTIONS ON IMAGE PROCESSING, 2017
Cui, Jing
;
Wang, Shanshe
;
Wang, Shiqi
;
Zhang, Xinfeng
;
Ma, Siwei
;
Gao, Wen
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
HEVC
rate distortion optimized quantization
transform coefficient
hybrid laplace distribution
rate model
low complexity
SOFT DECISION QUANTIZATION
H.264/AVC
IMPLEMENTATION
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
Signal Dependent Transform Based on SVD for HEVC Intracoding
期刊论文
IEEE TRANSACTIONS ON MULTIMEDIA, 2017
Zhang, Tao
;
Chen, Haoming
;
Sun, Ming-Ting
;
Zhao, Debin
;
Gao, Wen
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Transform
HEVC
Intra coding
SVD
DCT
INTRA PREDICTION
STANDARD
SCREEN
ALGORITHM
Intrinsic Clearance of Xenobiotic Chemicals by Liver Microsomes: Assessment of Trophic Magnification Potentials
期刊论文
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 2016
Zheng Guomao
;
Wan Yi
;
Hu Jianying
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
MARINE FOOD-WEB
POLYBROMINATED DIPHENYL ETHERS
PERSISTENT ORGANIC POLLUTANTS
TROUT ONCORHYNCHUS-MYKISS
POLYCYCLIC AROMATIC-HYDROCARBONS
VITRO BIOTRANSFORMATION RATES
WATER PARTITION-COEFFICIENTS
NORTH CHINA
RAINBOW-TROUT
BOHAI BAY
Plant phenological synchrony increases under rapid within-spring warming
期刊论文
SCIENTIFIC REPORTS, 2016
Wang, Cong
;
Tang, Yanhong
;
Chen, Jin
收藏
  |  
浏览/下载:1/0
  |  
提交时间:2017/12/03
RECENT CLIMATE-CHANGE
FLOWERING PHENOLOGY
TEMPERATURE SENSITIVITY
NORTHERN-HEMISPHERE
REPRODUCTIVE SYNCHRONY
GENETIC-VARIATION
TIBETAN PLATEAU
TROPICAL SHRUB
VEGETATION
PATTERNS
Temperature, precipitation, and insolation effects on autumn vegetation phenology in temperate China
期刊论文
GLOBAL CHANGE BIOLOGY, 2016
Liu, Qiang
;
Fu, Yongshuo H.
;
Zeng, Zhenzhong
;
Huang, Mengtian
;
Li, Xiran
;
Piao, Shilong
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
autumn phenology
China
climate change
end of growing season
insolation
normalized difference vegetation index
GREEN-UP DATE
AVHRR NDVI DATA
GROWING-SEASON
TIME-SERIES
SPRING PHENOLOGY
LEAF SENESCENCE
NORTHERN-HEMISPHERE
TIBETAN PLATEAU
CLIMATE-CHANGE
PLANT PHENOLOGY
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