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科研机构
北京大学 [241]
内容类型
期刊论文 [166]
其他 [66]
会议论文 [9]
发表日期
2017 [11]
2016 [27]
2015 [27]
2014 [13]
2013 [20]
2012 [16]
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专题:北京大学
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Simultaneous Estimation of Leaf Area Index, Fraction of Absorbed Photosynthetically Active Radiation, and Surface Albedo From Multiple-Satellite Data
期刊论文
IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING, 2017
Ma, Han
;
Liu, Qiang
;
Liang, Shunlin
;
Xiao, Zhiqiang
收藏
  |  
浏览/下载:22/0
  |  
提交时间:2017/12/03
Fraction of absorbed photosynthetically active radiation (FAPAR)
leaf area index (LAI)
multiple sensors
simultaneous estimation
surface albedo
CANOPY REFLECTANCE MODEL
FOLIAGE CLUMPING INDEX
IN-SITU MEASUREMENTS
SNOW-COVER
MODIS DATA
BIDIRECTIONAL REFLECTANCE
ACCURACY ASSESSMENT
NOAA AVHRR
MISR DATA
LAND
野生动物旅游场所涉入实证分析: 以澳大利亚班布里海豚探索中心为例
期刊论文
北京大学学报 自然科学版, 2017
丛丽
;
吴必虎
;
张玉钧
;
David Newsome
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
野生动物旅游
非资源消费型
场所涉入
澳大利亚
海豚
wildlife tourism
non-consumptive
place involvement
Australia
dolphin
Nonlinear variations of forest leaf area index over China during 1982-2010 based on EEMD method
期刊论文
INTERNATIONAL JOURNAL OF BIOMETEOROLOGY, 2017
Yin, Yunhe
;
Ma, Danyang
;
Wu, Shaohong
;
Dai, Erfu
;
Zhu, Zaichun
;
Myneni, Ranga B.
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Leaf area index
Forest
Variations
EEMD method
VEGETATION GREENING TREND
LAND-SURFACE MODELS
TIME-SERIES
INTERANNUAL VARIABILITY
CLIMATE-CHANGE
TEMPERATURE
LAI
UNCERTAINTY
NITROGEN
DYNAMICS
非对称地震矩张量时间域反演:理论与方法
期刊论文
地震学报, 2017
刘超
;
陈运泰
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
对称地震矩张量
非对称地震矩张量
反对称地震矩张量
时间域
反演
symmetric seismic moment tensor
asymmetric seismic moment tensor
antisymmetric seismic moment tensor
time-domain
inversion
Utilizing a 3D Global P-Wave Tomography Model to Improve Backprojection Imaging: A Case Study of the 2015 Nepal Earthquake
期刊论文
BULLETIN OF THE SEISMOLOGICAL SOCIETY OF AMERICA, 2017
Liu, Zhipeng
;
Song, Chao
;
Meng, Lingsen
;
Ge, Zengxi
;
Huang, Qinghua
;
Wu, Qingju
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
7.7 BALOCHISTAN EARTHQUAKE
GORKHA EARTHQUAKE
BACK-PROJECTION
SEISMIC RADIATION
TRAVEL-TIMES
RUPTURE
MEGATHRUST
LOCATION
TRACKING
ENERGY
Drift tube ion mobility and four-dimensional molecular feature extraction enable data-independent tandem mass spectrometric 'omics' analysis without quadrupole selection
期刊论文
RAPID COMMUNICATIONS IN MASS SPECTROMETRY, 2017
Ma, Xin
;
Liu, Jing
;
Zhang, Zhengxiang
;
Bo, Tao
;
Bai, Yu
;
Liu, Huwei
收藏
  |  
浏览/下载:100/0
  |  
提交时间:2017/12/03
Ion mobility,MS/MS,data-independent,molecular feature extraction,omics
COLLISION CROSS-SECTIONS
PARAMETERS
PROTEOMICS
INSTRUMENTATION
MS
Lipidomic analysis of plasma in patients with lacunar infarction using normal-phase/reversed-phase two-dimensional liquid chromatography-quadrupole time-of-flight mass spectrometry
期刊论文
ANALYTICAL AND BIOANALYTICAL CHEMISTRY, 2017
Yang, Li
;
Lv, Pu
;
Ai, Wanpeng
;
Li, Linnan
;
Shen, Sensen
;
Nie, Honggang
;
Shan, Yabing
;
Bai, Yu
;
Huang, Yining
;
Liu, Huwei
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Stroke
Lacunar infarction
Lipidomics
Biomarker
NP/RP 2D LC-QToF/MS
ISCHEMIC-STROKE SUBTYPES
SMALL VESSEL DISEASE
RAT-BRAIN SECTIONS
LC-QTOF-MS
CEREBRAL-ISCHEMIA
RISK
ATHEROSCLEROSIS
HYPERTRIGLYCERIDEMIA
PHOSPHOLIPIDS
DYSREGULATION
Fast Intra-Mode and CU Size Decision for HEVC
期刊论文
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, 2017
Zhang, Tao
;
Sun, Ming-Ting
;
Zhao, Debin
;
Gao, Wen
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Coding unit (CU) size decision
fast intra coding
gradient
High Efficient Video Coding (HEVC)
intra-mode decision
support vector machine (SVM)
VIDEO CODING HEVC
MODE DECISION
ALGORITHM
PREDICTION
COMPLEXITY
STANDARD
Excitation of surface plasmon polaritons by electron beam with graphene ribbon arrays
期刊论文
JOURNAL OF APPLIED PHYSICS, 2017
Liu, Yong-Qiang
;
Liu, Pu-Kun
收藏
  |  
浏览/下载:34/0
  |  
提交时间:2017/12/03
WAVE-GUIDE
TERAHERTZ
METAMATERIALS
HYBRIDIZATION
ABSORPTION
Optical sampling analog-to-digital converter based on two asynchronous mode-locked fiber lasers
期刊论文
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, 2017
Meng, Hongling
;
Leng, Jianxiao
;
Qian, Cheng
;
Zhao, Jianye
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
PHOTONIC SAMPLER
CONVERSION
TIME
MODULATORS
PERFORMANCE
RESOLUTION
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