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科研机构
北京大学 [60]
内容类型
期刊论文 [54]
其他 [6]
发表日期
2017 [1]
2016 [7]
2015 [7]
2013 [2]
2012 [5]
2011 [4]
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专题:北京大学
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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
Estimation of Forest Topsoil Properties Using Airborne LiDAR-Derived Intensity and Topographic Factors
期刊论文
REMOTE SENSING, 2016
Li, Chao
;
Xu, Yanli
;
Liu, Zhaogang
;
Tao, Shengli
;
Li, Fengri
;
Fang, Jingyun
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/04
LiDAR
intensity
forest topsoil properties
multi-scale topographic factors
INFRARED REFLECTANCE SPECTROSCOPY
SOIL ORGANIC-CARBON
RADIOMETRIC CORRECTION
AGRICULTURAL SOILS
TERRAIN ATTRIBUTES
SPATIAL PREDICTION
CLASSIFICATION
INFORMATION
CALIBRATION
VARIABLES
Rapid screening and determination of 11 new psychoactive substances by direct analysis in real time mass spectrometry and liquid chromatography/quadrupole time-of-flight mass spectrometry
其他
2016-01-01
Nie, Honggang
;
Li, Xianjiang
;
Hua, Zhendong
;
Pan, Wei
;
Bai, Yanping
;
Fu, Xiaofang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/04
WHOLE-BLOOD
LEGAL HIGHS
LC-MS/MS
QUANTIFICATION
URINE
DRUGS
IDENTIFICATION
METABOLITES
TECHNOLOGY
VALIDATION
Exploring tight junction alteration using double fluorescent probe combination of lanthanide complex with gold nanoclusters
期刊论文
SCIENTIFIC REPORTS, 2016
Wang, Xinyi
;
Wang, Na
;
Yuan, Lan
;
Li, Na
;
Wang, Junxia
;
Yang, Xiaoda
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/04
BLOOD-BRAIN-BARRIER
CELL-CULTURE MODEL
TRANSPORT-PROPERTIES
ADHESION MOLECULES
INTESTINAL BARRIER
EPITHELIAL-CELLS
PERMEABILITY
PERMEATION
CHITOSAN
DRUGS
Rapid screening and determination of 11 new psychoactive substances by direct analysis in real time mass spectrometry and liquid chromatography/quadrupole time-of-flight mass spectrometry
期刊论文
2nd National Conference on Mass Spectrometry Analysis of China, 2016
Nie, Honggang
;
Li, Xianjiang
;
Hua, Zhendong
;
Pan, Wei
;
Bai, Yanping
;
Fu, Xiaofang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/04
WHOLE-BLOOD
LEGAL HIGHS
LC-MS/MS
QUANTIFICATION
URINE
DRUGS
IDENTIFICATION
METABOLITES
TECHNOLOGY
VALIDATION
Uptake of gaseous formaldehyde by soil surfaces: a combination of adsorption/desorption equilibrium and chemical reactions
期刊论文
ATMOSPHERIC CHEMISTRY AND PHYSICS, 2016
Li, Guo
;
Su, Hang
;
Li, Xin
;
Kuhn, Uwe
;
Meusel, Hannah
;
Hoffmann, Thorsten
;
Ammann, Markus
;
Poeschl, Ulrich
;
Shao, Min
;
Cheng, Yafang
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/04
MARINE BOUNDARY-LAYER
OBSERVATORY PHOTOCHEMISTRY EXPERIMENT
VOLATILE ORGANIC-COMPOUNDS
VAPOR-PHASE SORPTION
CARBONYL-COMPOUNDS
RELATIVE-HUMIDITY
CLAY-MINERALS
NITROUS-ACID
TRICHLOROETHYLENE VAPOR
ATMOSPHERIC CHEMISTRY
An improved Algorithm of Real Time Cycle Slip Detection and Determination of Multi-frequency GNSS Measurements Combining Wavelet Transform and Kalman Filter
其他
2016-01-01
Gu, Xiaoying
;
Meng, Fanchen
;
Tao, Lin
;
Zhu, Bocheng
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
GNSS
cycle slips
wavelet transform
Kalman filter
An improved algorithm of real time cycle slip detection and determination of multi-frequency GNSS measurements combining wavelet transform and Kalman filter
其他
2016-01-01
Gu, Xiaoying
;
Meng, Fanchen
;
Tao, Lin
;
Zhu, Bocheng
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Exploring spatially variable relationships between NDVI and climatic factors in a transition zone using geographically weighted regression
期刊论文
THEORETICAL AND APPLIED CLIMATOLOGY, 2015
Zhao, Zhiqiang
;
Gao, Jiangbo
;
Wang, Yanglin
;
Liu, Jianguo
;
Li, Shuangcheng
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
SCALE-DEPENDENT RELATIONSHIPS
SPECIES RICHNESS
NON-STATIONARITY
RAINFALL RELATIONSHIP
VARYING COEFFICIENTS
CHINA
MODELS
NONSTATIONARITY
CONSERVATION
PRODUCTIVITY
Spatial scaling transformation modeling based on fractal theory for the leaf area index retrieved from remote sensing imagery
期刊论文
JOURNAL OF APPLIED REMOTE SENSING, 2015
Wu, Ling
;
Liu, Xiang-nan
;
Zheng, Xiao-po
;
Qin, Qi-ming
;
Ren, Hua-zhong
;
Sun, Yue-jun
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
leaf area index
scaling transformation
fractal dimension
standard deviation
spatial resolution
SURFACE
CLASSIFICATION
UNCERTAINTY
VALIDATION
WATER
NDVI
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