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科研机构
北京大学 [1134]
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其他 [667]
期刊论文 [466]
会议论文 [1]
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2017 [58]
2016 [118]
2015 [121]
2014 [89]
2013 [120]
2012 [117]
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城市形态的分维估算与分形判定
期刊论文
地理科学进展, 2017
陈彦光
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
城市形态
分形
分维
自仿射
盒子计数法
多分形
标度区
urban form
fractals
fractal dimension
self-affinity
box-counting method
multifractals
scaling range
Temperature increase reduces global yields of major crops in four independent estimates
期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2017
Zhao, Chuang
;
Liu, Bing
;
Piao, Shilong
;
Wang, Xuhui
;
Lobell, David B.
;
Huang, Yao
;
Huang, Mengtian
;
Yao, Yitong
;
Bassu, Simona
;
Ciais, Philippe
;
Durand, Jean-Louis
;
Elliott, Joshua
;
Ewert, Frank
;
Janssens, Ivan A.
;
Li, Tao
;
Lin, Erda
;
Liu, Qiang
;
Martre, Pierre
;
Mueller, Christoph
;
Peng, Shushi
;
Penuelas, Josep
;
Ruane, Alex C.
;
Wallach, Daniel
;
Wang, Tao
;
Wu, Donghai
;
Liu, Zhuo
;
Zhu, Yan
;
Zhu, Zaichun
;
Asseng, Senthold
收藏
  |  
浏览/下载:14/0
  |  
提交时间:2017/12/03
climate change impact
global food security
major food crops
temperature increase
yield
CLIMATE-CHANGE
WHEAT YIELDS
IMPACTS
GROWTH
RANGE
CHINA
FOOD
Impacts of sanitation improvement on reduction of nitrogen discharges entering the environment from human excreta in China
期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2017
Tong Yindong
;
Bu Xiaoge
;
Chen Cen
;
Yang Xi
;
Lu Yiren
;
Liang Huijiao
;
Liu Maodian
;
Lin Huiming
;
Zhang Haoran
;
Lin Yan
;
Zhou Feng
;
Zhao Shen
;
Wu Tianyu
;
Mao Guozhu
;
Zhang Wei
;
Wang Xuejun
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Nitrogen
Sanitation improvement
Human excreta
Urban and rural
China
MIDDLE-INCOME COUNTRIES
GROUNDWATER QUALITY
EUTROPHICATION
PHOSPHORUS
LAKE
POLLUTION
DIARRHEA
TECHNOLOGIES
ECOSYSTEMS
MARINE
Urbanization-induced population migration has reduced ambient PM2.5 concentrations in China
期刊论文
SCIENCE ADVANCES, 2017
Shen, Huizhong
;
Tao, Shu
;
Chen, Yilin
;
Ciais, Philippe
;
Guneralp, Burak
;
Ru, Muye
;
Zhong, Qirui
;
Yun, Xiao
;
Zhu, Xi
;
Huang, Tianbo
;
Tao, Wei
;
Chen, Yuanchen
;
Li, Bengang
;
Wang, Xilong
;
Liu, Wenxin
;
Liu, Junfeng
;
Zhao, Shuqing
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
AIR-POLLUTANT EMISSIONS
URBAN EXPANSION
GLOBAL BURDEN
BLACK CARBON
ENERGY-CONSUMPTION
INVENTORY
EXPOSURE
DISEASE
TRENDS
CITIES
地震活动性模拟方法及太原地区地震活动性模拟
期刊论文
地球物理学报, 2017
金欣
;
周仕勇
;
杨婷
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
地震活动性模拟
GPS反演方法
断层滑动速率
Poisson分布
地震危险性分布
Seismic activity simulation
GPS inversion method
Fault rupture velocity
Poisson distribution
Seismic hazard distribution
CHARACTERISTIC EARTHQUAKES
FAULT
SLIP
TREMOR
Pre- versus post-mass extinction divergence of Mesozoic marine reptiles dictated by time-scale dependence of evolutionary rates
期刊论文
PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES, 2017
Motani, Ryosuke
;
Jiang, Da-yong
;
Tintori, Andrea
;
Ji, Cheng
;
Huang, Jian-dong
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Bayesian morphological clock
divergence time
time-scale dependence
Mesozoic marine reptile
end-Permian mass extinction
MOLECULAR EVOLUTION
INFERENCE
DIVERSIFICATION
PHYLOGENIES
AFTERMATH
MRBAYES
FISHES
LIFE
The indirect and direct pathways between physical fitness and academic achievement on commencement in post-compulsory education in a historical cohort of Danish school youth
其他
2017-01-01
Andersen, Mikkel Porsborg
;
Starkof, Liis
;
Sessa, Maurizio
;
Mortensen, Rikke Normark
;
Vardinghus-Nielsen, Henrik
;
Boggild, Henrik
;
Lange, Theis
;
Torp-Pedersen, Christian
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
Physical fitness
Academic achievement
Post-compulsory education
Scholastic abilities
Causal inference
Mediation analysis
CIVIL REGISTRATION SYSTEM
AEROBIC FITNESS
PREADOLESCENT CHILDREN
ELEMENTARY-SCHOOL
SELF-ESTEEM
EXERCISE
HEALTH
ASSOCIATION
PERFORMANCE
CHILDHOOD
Central limit theorems for four new types of U-designs
其他
2017-01-01
Kong, Xiangshun
;
Ai, Mingyao
;
Mukerjee, Rahul
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Central limit theorem
correlation controlled U-design
nested U-design
sliced U-design
strong orthogonal array-based U-design
62K15
62K20
LATIN HYPERCUBE DESIGNS
ARRAY SAMPLING DESIGNS
SPACE-FILLING DESIGNS
COMPUTER EXPERIMENTS
ORTHOGONAL ARRAYS
Immunoglobulin G for patients with necrotising soft tissue infection (INSTINCT): a randomised, blinded, placebo-controlled trial
其他
2017-01-01
Madsen, Martin B.
;
Hjortrup, Peter B.
;
Hansen, Marco B.
;
Lange, Theis
;
Norrby-Teglund, Anna
;
Hyldegaard, Ole
;
Perner, Anders
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Fournier&apos
Necrotising fasciitis
Patient-reported outcome measure
Quality of life
Sepsis
SF-36
A STREPTOCOCCAL INFECTIONS
TOXIC-SHOCK-SYNDROME
INTRAVENOUS IMMUNOGLOBULIN
SEPTIC SHOCK
CLINICAL-TRIAL
HYDROXYETHYL STARCH
SEVERE SEPSIS
THERAPY
MANAGEMENT
CARE
s gangrene
Semiparametric Bayesian inference for accelerated failure time models with errors-in-covariates and doubly censored data
其他
2017-01-01
Shen, Junshan
;
Li, Zhaonan
;
Yu, Hanjun
;
Fang, Xiangzhong
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Accelerated failure time model
Dirichlet process
errors-in-covariates
Gibbs sampling
variable selection
NONPARAMETRIC PROBLEMS
CONFIDENCE-INTERVALS
LINEAR-REGRESSION
SELECTION
DISTRIBUTIONS
MIXTURES
LASSO
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