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科研机构
北京大学 [23]
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期刊论文 [23]
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2016 [3]
2015 [2]
2014 [2]
2013 [2]
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内容类型:期刊论文
专题:北京大学
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Re-estimating NH3 Emissions from Chinese Cropland by a New Nonlinear Model
期刊论文
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 2016
Zhou, Feng
;
Ciais, Philippe
;
Hayashi, Kentaro
;
Galloway, James
;
Kim, Dong-Gill
;
Yang, Changliang
;
Li, Shiyu
;
Liu, Bin
;
Shang, Ziyin
;
Gao, Shuoshuo
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
AMMONIA VOLATILIZATION
ATMOSPHERIC AMMONIA
CROPPING SYSTEM
UREA
SOIL
NITROGEN
RICE
SLURRY
MANURE
FIELD
An Aeromagnetic Compensation Coefficient-Estimating Method Robust to Geomagnetic Gradient
期刊论文
IEEE GEOSCIENCE AND REMOTE SENSING LETTERS, 2016
Dou, Zhenjia
;
Han, Qi
;
Niu, Xiamu
;
Peng, Xiang
;
Guo, Hong
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Aeromagnetic compensation
coefficient estimation
geomagnetic field
geomagnetic gradient
MODEL
Optimal fault detection design via iterative estimation methods for industrial control systems
期刊论文
JOURNAL OF THE FRANKLIN INSTITUTE-ENGINEERING AND APPLIED MATHEMATICS, 2016
Li, Linlin
;
Ding, Steven X.
;
Zhang, Yong
;
Yang, Ying
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
LEAST-SQUARES ESTIMATION
PIECEWISE LYAPUNOV FUNCTIONS
TIME-VARYING SYSTEMS
FEEDBACK-CONTROL
SENSOR NETWORKS
LINEAR-SYSTEMS
DELAY SYSTEMS
PART I
KALMAN
NONLINEARITIES
Dawn-dusk scale of dipolarization front in the Earth's magnetotail: multi-cases study
期刊论文
ASTROPHYSICS AND SPACE SCIENCE, 2015
Huang, S. Y.
;
Fu, H. S.
;
Vaivads, A.
;
Yuan, Z. G.
;
Pang, Y.
;
Zhou, M.
;
Khotyaintsev, Yuri V.
;
Deng, X. H.
;
Andre, M.
;
Zhang, L.
;
Fu, S.
;
Li, H. M.
;
Wang, D. D.
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Magnetotail
Dipolarization front
Dawn-dusk scale
Timing analysis
HIGH-SPEED FLOWS
PLASMA SHEET
ELECTRON ACCELERATION
MAGNETIC RECONNECTION
CLUSTER
EVENTS
Video Compression Artifact Reduction via Spatio-Temporal Multi-Hypothesis Prediction
期刊论文
IEEE TRANSACTIONS ON IMAGE PROCESSING, 2015
Zhang, Xinfeng
;
Xiong, Ruiqin
;
Lin, Weisi
;
Ma, Siwei
;
Liu, Jiaying
;
Gao, Wen
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Compression artifacts
block transform coding
auto-regressive
non-local estimation
multiple hypotheses
DEBLOCKING FILTER
TRANSFORM-DOMAIN
HEVC STANDARD
CODED IMAGES
INTERPOLATION
SIMILARITY
ALGORITHM
SPARSE
DCT
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
Signal subspace analysis for decoherent processes during interferometric fiber-optic gyroscopes using synchronous adaptive filters
期刊论文
applied optics, 2014
Li, Yongxiao
;
Wang, Zinan
;
Peng, Chao
;
Li, Zhengbin
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/13
OPTIC GYROSCOPES
NOISE
DEMODULATION
Compression Artifact Reduction by Overlapped-Block Transform Coefficient Estimation With Block Similarity
期刊论文
ieee transactions on image processing, 2013
Zhang, Xinfeng
;
Xiong, Ruiqin
;
Fan, Xiaopeng
;
Ma, Siwei
;
Gao, Wen
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/10
Block transform coding
compression artifacts
block similarity
denoising
post-processing
CODING ARTIFACTS
CODED IMAGES
DCT
DEBLOCKING
RECONSTRUCTION
QUANTIZATION
STATISTICS
REGRESSION
ALGORITHM
EXPERTS
Rate-Distortion Analysis of Dead-Zone Plus Uniform Threshold Scalar Quantization and Its Application-Part II: Two-Pass VBR Coding for H.264/AVC
期刊论文
ieee transactions on image processing, 2013
Sun, Jun
;
Duan, Yizhou
;
Li, Jiangtao
;
Liu, Jiaying
;
Guo, Zongming
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/10
H.264/AVC
rate-distortion theory
two-pass rate control
video coding
VIDEO
ALGORITHM
MODELS
一种基于误差分级的土壤水分数据同化方法
期刊论文
干旱区资源与环境, 2012
刘明超
;
秦其明
;
吴春雷
;
王金梁
;
董恒
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/11
短波红外垂直失水指数
数据同化
观测误差
BEPS模型
SPSI
data assimilation
observation Error
BEPS
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