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科研机构
北京大学 [156]
内容类型
期刊论文 [130]
其他 [22]
会议论文 [4]
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2017 [14]
2016 [20]
2015 [18]
2014 [16]
2013 [17]
2012 [8]
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专题:北京大学
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Retrieving the gap fraction, element clumping index, and leaf area index of individual trees using single-scan data from a terrestrial laser scanner
期刊论文
ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING, 2017
Li, Yumei
;
Guo, Qinghua
;
Su, Yanjun
;
Tao, Shengli
;
Zhao, Kaiguang
;
Xu, Guangcai
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Destructive sample
Extinction coefficient
Single scanning
Terrestrial laser scanning
Riegl VZ-400
GROUND-BASED LIDAR
HEMISPHERICAL PHOTOGRAPHY
ANGLE DISTRIBUTION
FOREST STRUCTURE
PLANT CANOPIES
BOREAL FORESTS
STANDS
ARCHITECTURE
DERIVATION
DENSITY
Strain modelling of extensional fault-propagation folds based on an improved non-linear trishear model: A numerical simulation analysis
期刊论文
JOURNAL OF STRUCTURAL GEOLOGY, 2017
Zhao, Haonan
;
Guo, Zhaojie
;
Yu, Xiangjiang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Strain analysis
Extensional fault-propagation fold
Trishear model
Numerical simulation
Shape factor
SUEZ-RIFT
EXAMPLES
EGYPT
SETTINGS
GEOMETRY
SEQUENCE
STYLE
Complex rupture process of the Mw 7.8, 2016, Kaikoura earthquake, New Zealand, and its aftershock sequence
期刊论文
EARTH AND PLANETARY SCIENCE LETTERS, 2017
Cesca, S.
;
Zhang, Y.
;
Mouslopoulou, V.
;
Wang, R.
;
Saul, J.
;
Savage, M.
;
Heimann, S.
;
Kufner, S.K.
;
Oncken, O.
;
Dahm, T.
收藏
  |  
浏览/下载:119/0
  |  
提交时间:2017/12/03
Kaikoura earthquake
finite source model
joint inversion
moment tensor
aftershock sequence
HIKURANGI SUBDUCTION ZONE
NORTHERN SOUTH ISLAND
PLATE BOUNDARY
FAULT
SLIP
DEFORMATION
SEISMICITY
BENEATH
MARLBOROUGH
WELLINGTON
Semi-empirical models for polarized reflectance of land surfaces: Intercomparison using space-borne POLDER measurements
期刊论文
JOURNAL OF QUANTITATIVE SPECTROSCOPY & RADIATIVE TRANSFER, 2017
Yang, Bin
;
Zhao, Haimeng
;
Chen, Wei
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Bidirectional polarization distribution functions (BPDF)
POLDER measurements
Model intercomparison
Negative polarized reflectance
MULTIANGLE SPECTROPOLARIMETRIC IMAGER
ANGLE PHOTOPOLARIMETRIC MEASUREMENTS
AEROSOL
RETRIEVAL
VEGETATION
Estimating structural parameters of agricultural crops from ground-based multi-angular digital images with a fractional model of sun and shade components
期刊论文
AGRICULTURAL AND FOREST METEOROLOGY, 2017
Mu, Xihan
;
Hu, Ronghai
;
Zeng, Yelu
;
McVicar, Tim R.
;
Ren, Huazhong
;
Song, Wanjuan
;
Wang, Yuanyuan
;
Casa, Raffaele
;
Qi, Jianbo
;
Xie, Donghui
;
Yan, Guangjian
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Leaf area index
Leaf angle distribution
Bidirectional gap fraction
Sun and shade leaves and soil
Field measurement
Canopy reflectance
LEAF-AREA INDEX
DIRECTIONAL BRIGHTNESS TEMPERATURE
SIZE ANALYSIS THEORY
VEGETATION COVER
HEMISPHERICAL PHOTOGRAPHY
PLANT CANOPIES
ROW CROPS
EXTINCTION COEFFICIENT
BROADLEAF CANOPIES
ANGLE DISTRIBUTION
虚源成像观测系统设计方法
期刊论文
石油学报, 2017
乔宝平
;
胡天跃
;
冯玮
;
曹成寅
;
潘自强
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
地震干涉
观测系统
固定相位
调谐采样
成像质量
seismic interferometry
observation system
stationary phase
tuning sampling
imaging quality
Relativistic electron's butterfly pitch angle distribution modulated by localized background magnetic field perturbation driven by hot ring current ions
期刊论文
GEOPHYSICAL RESEARCH LETTERS, 2017
Xiong, Ying
;
Chen, Lunjin
;
Xie, Lun
;
Fu, Suiyan
;
Xia, Zhiyang
;
Pu, Zuyin
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
RADIATION-BELT ELECTRONS
MAGNETOSONIC WAVES
GEOMAGNETIC STORMS
SLOT REGION
ACCELERATION
MAGNETOSPHERE
SIMULATIONS
SCATTERING
Influence of coupled boundary layer suction and bowed blade on flow field and performance of a diffusion cascade
期刊论文
CHINESE JOURNAL OF AERONAUTICS, 2017
Cao Zhiyuan
;
Liu Bo
;
Zhang Ting
;
Yang Xiqiong
;
Chen Pingping
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Axial compressor
Boundary layer suction
Bowed blade
Corner separation
Coupled method
Passage vortex
Detailed numerical simulation of swirling primary atomization using a mass conservative level set method
期刊论文
INTERNATIONAL JOURNAL OF MULTIPHASE FLOW, 2017
Shao, Changxiao
;
Luo, Kun
;
Yang, Yue
;
Fan, Jianren
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Primary atomization
Swirl jet
Level set method
Turbulence
Interface
LARGE-EDDY SIMULATION
JET PRIMARY BREAKUP
LIQUID-JET
VORTEX BREAKDOWN
2-PHASE FLOW
FLUID METHOD
TURBULENCE
SPRAY
MECHANISMS
MODEL
A New Approach to the Modeling of Hydraulic-Fracturing Treatments in Naturally Fractured Reservoirs
期刊论文
SPE JOURNAL, 2017
Li, Sanbai
;
Zhang, Dongxiao
;
Li, Xiang
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
ROCK JOINTS
CONSTITUTIVE MODEL
PROPAGATION
DEFORMATION
SIMULATION
MECHANICS
SHALE
FLOW
DISCONTINUITIES
STIMULATION
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