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科研机构
北京大学 [43]
内容类型
期刊论文 [43]
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2017 [7]
2016 [5]
2015 [8]
2014 [4]
2013 [7]
2012 [2]
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内容类型:期刊论文
专题:北京大学
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Critical climate periods for grassland productivity on China's Loess Plateau
期刊论文
AGRICULTURAL AND FOREST METEOROLOGY, 2017
Guo, Liang
;
Cheng, Jimin
;
Luedeling, Eike
;
Koerner, Sally E.
;
He, Jin-Sheng
;
Xu, Jianchu
;
Gang, Chengcheng
;
Li, Wei
;
Luo, Ruimin
;
Peng, Changhui
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Aboveground net primary productivity (ANPP)
Partial least squares regression (PLS)
Precipitation
Temperate grassland
Temperature
Timing of climate variability
NET PRIMARY PRODUCTIVITY
PRECIPITATION VARIABILITY
ABOVEGROUND PRODUCTIVITY
SEASONAL PRECIPITATION
INTERANNUAL VARIATION
RAINFALL VARIABILITY
TEMPERATE GRASSLAND
TEMPORAL VARIATION
MESIC GRASSLAND
NORTH-AMERICAN
Estimation of observation errors for large-scale atmospheric inversion of CO2 emissions from fossil fuel combustion
期刊论文
TELLUS SERIES B-CHEMICAL AND PHYSICAL METEOROLOGY, 2017
Wang, Yilong
;
Broquet, Gregoire
;
Ciais, Philippe
;
Chevallier, Frederic
;
Vogel, Felix
;
Kadygrov, Nikolay
;
Wu, Lin
;
Yin, Yi
;
Wang, Rong
;
Tao, Shu
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
fossil fuel
radiocarbon
global atmospheric inversion
observation error
Europe
CARBON-DIOXIDE EMISSIONS
ANTHROPOGENIC CO2
TRANSPORT MODELS
PART 1
EUROPE
(CO2)-C-14
UNCERTAINTIES
VERIFICATION
SIMULATIONS
FLUXES
Quantifying Crustal Thickness in Continental Collisional Belts: Global Perspective and a Geologic Application
期刊论文
SCIENTIFIC REPORTS, 2017
Hu, Fangyang
;
Ducea, Mihai N.
;
Liu, Shuwen
;
Chapman, James B.
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
CENTRAL CHINA IMPLICATIONS
ARC FRONT STRATOVOLCANOES
QINLING OROGENIC BELT
TECTONIC EVOLUTION
SOUTHERN TIBET
BASIN DEVELOPMENT
GEODYNAMIC EVOLUTION
GANGDESE MOUNTAINS
HIMALAYAN OROGEN
GRANITOID ROCKS
Fast action retrieval from videos via feature disaggregation
期刊论文
COMPUTER VISION AND IMAGE UNDERSTANDING, 2017
Qin, Jie
;
Liu, Li
;
Yu, Mengyang
;
Wang, Yunhong
;
Shao, Ling
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Similarity search
Video retrieval
Feature disaggregation
Learning based hashing
ACTION RECOGNITION
QUANTIZATION
SEARCH
Space-Time Correlations and Dynamic Coupling in Turbulent Flows
期刊论文
ANNUAL REVIEW OF FLUID MECHANICS, VOL 49, 2017
He, Guowei
;
Jin, Guodong
;
Yang, Yue
收藏
  |  
浏览/下载:16/0
  |  
提交时间:2017/12/03
Eulerian and Lagrangian time correlations
large-eddy simulation
Taylor&apos
time-accurate subgrid-scale model
turbulence-generated noise
particle-laden turbulence
LARGE-EDDY-SIMULATION
HOMOGENEOUS ISOTROPIC TURBULENCE
RAYLEIGH-BENARD CONVECTION
SUBGRID-SCALE BACKSCATTER
TAYLOR HYPOTHESIS
SHEAR FLOWS
CHANNEL FLOW
JET NOISE
STOCHASTIC BACKSCATTER
THERMAL-CONVECTION
s frozen-flow hypothesis
Dynamic Correlations between Intrinsic Connectivity and Extrinsic Connectivity of the Auditory Cortex in Humans
期刊论文
FRONTIERS IN HUMAN NEUROSCIENCE, 2017
Cui, Zhuang
;
Wang, Qian
;
Gao, Yayue
;
Wang, Jing
;
Wang, Mengyang
;
Teng, Pengfei
;
Guan, Yuguang
;
Zhou, Jian
;
Li, Tianfu
;
Luan, Guoming
;
Li, Liang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
auditory evoked potential
auditory cortex
granger causal analysis
stereo-electroencephalography
intrinsic/extrinsic connectivity
TOP-DOWN INFLUENCES
BOTTOM-UP
MOTOR CORTEX
SPEECH-PERCEPTION
PLANUM TEMPORALE
ECOG ACTIVITY
BRAIN
ORGANIZATION
INFORMATION
INTEGRATION
Modelling envelope and temporal fine structure components of frequency-following responses in rat inferior colliculus
期刊论文
SCIENCE CHINA-TECHNOLOGICAL SCIENCES, 2017
Wang, Qian
;
Li, Liang
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
frequency-following response
envelope
temporal fine structure
inferior colliculus
AUDITORY BRAIN-STEM
SPEECH RECEPTION
NERVE FIBERS
REPRESENTATION
PERCEPTION
HEARING
VOWELS
TONES
SELECTIVITY
SIGNALS
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
Delayed autumn phenology in the Northern Hemisphere is related to change in both climate and spring phenology
期刊论文
GLOBAL CHANGE BIOLOGY, 2016
Liu, Qiang
;
Fu, Yongshuo H.
;
Zhu, Zaichun
;
Liu, Yongwen
;
Liu, Zhuo
;
Huang, Mengtian
;
Janssens, Ivan A.
;
Piao, Shilong
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
autumn phenology
climate change
end of growing season
Normalize Differenced Vegetation Index
spring phenology
LAND-SURFACE PHENOLOGY
LEAF SENESCENCE
TIME-SERIES
PLANT PHENOLOGY
DECIDUOUS TREES
NDVI DATA
VEGETATION
ECOSYSTEMS
DATASET
SEASON
基于小波变换的北京市PM2.5时空分布特征及成因分析
期刊论文
生态环境学报, 2016
孙春媛
;
李令军
;
赵文吉
;
赵佳茵
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
小波分析
时空特征
突变特性
小波相干
wavelet analysis
spatial-temporal characteristics
time series
mutation features
wavelet coherence
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