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科研机构
北京大学 [47]
内容类型
期刊论文 [33]
其他 [12]
会议论文 [2]
发表日期
2017 [4]
2016 [8]
2015 [6]
2014 [8]
2013 [4]
2012 [4]
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专题:北京大学
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Transferability of Economy Estimation Based on DMSP/OLS Night-Time Light
期刊论文
REMOTE SENSING, 2017
Qi, Kun
;
Hu, Yi&apos
;
Cheng, Chengqi
;
Chen, Bo
;
na
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2017/12/03
transferability
data mining
night-time light
DMSP/OLS
economy estimation
SATELLITE IMAGERY
URBANIZATION PROCESS
URBAN EXPANSION
CHINA
DYNAMICS
MODEL
SPECTROSCOPY
PERSPECTIVE
POPULATION
REGRESSION
Evaluation of passive sampling of gaseous mercury using different sorbing materials
期刊论文
ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH, 2017
Lin, Huiming
;
Zhang, Wei
;
Deng, Chunyan
;
Tong, Yingdong
;
Zhang, Qianggong
;
Wang, Xuejun
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Passive sampler
Gaseous mercury
Sampling rate
Sorbing material
Uptake curve
PERSISTENT ORGANIC POLLUTANTS
IMPREGNATED ACTIVATED CARBON
ATMOSPHERIC MERCURY
ELEMENTAL MERCURY
METEOROLOGICAL FACTORS
DRY DEPOSITION
AIR SAMPLERS
AMBIENT AIR
ADSORPTION
CHINA
An efficient stochastic approach for flow in porous media via sparse polynomial chaos expansion constructed by feature selection
期刊论文
ADVANCES IN WATER RESOURCES, 2017
Meng, Jin
;
Li, Heng
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Uncertainty quantification
Karhunen-Loeve expansion
Sparse polynomial chaos expansion
Feature selection
LASSO-LAR
GLOBAL SENSITIVITY-ANALYSIS
UNCERTAINTY QUANTIFICATION
DIFFERENTIAL-EQUATIONS
PROBABILISTIC-COLLOCATION
OPTIMAL ALLOCATION
RANDOM-FIELDS
MODELS
RESOURCES
REDUCTION
Inverse Method of Centrifugal Pump Impeller Based on Proper Orthogonal Decomposition (POD) Method
期刊论文
CHINESE JOURNAL OF MECHANICAL ENGINEERING, 2017
Zhang, Ren-Hui
;
Guo, Rong
;
Yang, Jun-Hu
;
Luo, Jia-Qi
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Centrifugal impeller
Proper orthogonal decomposition
Inverse method
Snapshot sets
DESIGN METHOD
HYDRODYNAMIC-DESIGN
SECONDARY FLOWS
CFD
OPTIMIZATION
SUPPRESSION
VALIDATION
BLADES
Ecological Security Pattern Analysis Based on InVEST and Least-Cost Path Model: A Case Study of Dongguan Water Village
期刊论文
SUSTAINABILITY, 2016
Lin, Qian
;
Mao, Jiaying
;
Wu, Jiansheng
;
Li, Weifeng
;
Yang, Jian
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
LANDSCAPE CONNECTIVITY
LAND-USE
CHINA
CONSERVATION
METRICS
METHODOLOGY
DISPERSAL
COUNTY
XIAMEN
AREA
RBA: Reduced Bundle Adjustment for oblique aerial photogrammetry
期刊论文
ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING, 2016
Sun, Yanbiao
;
Sun, Huabo
;
Yan, Lei
;
Fan, Shiyue
;
Chen, Rui
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Bundle Adjustment
Oblique images
Reduced normal equation
RMSE
Parametrization
IMAGES
DAMAGE
On Gradient Descent Algorithm for Generalized Phase Retrieval Problem
其他
2016-01-01
Li Ji
;
Zhou Tie
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
phase retrieval
gradient descent
global convergence
LBFGS
local convexity
phase retrieval
gradient descent
global convergence
LBFGS
local convexity
On Gradient Descent Algorithm for Generalized Phase Retrieval Problem
其他
2016-01-01
Ji, Li
;
Tie, Zhou
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
phase retrieval
gradient descent
global convergence
LBFGS
local convexity
OPTIMIZATION
Towards More Efficient SPSD Matrix Approximation and CUR Matrix Decomposition
其他
2016-01-01
Wang, Shusen
;
Zhang, Zhihua
;
Zhang, Tong
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Kernel approximation
matrix factorization
the Nystrom method
CUR matrix decomposition
NYSTROM METHOD
ALGORITHMS
Socio-economic analysis of the risk management of hexabromocyclododecane (HBCD) in China in the context of the Stockholm Convention
期刊论文
CHEMOSPHERE, 2016
Zhu, Jing
;
Liu, Jian-Guo
;
Hu, Jian-xin
;
Yi, Shan
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Socio-economic analysis
Risk management of chemicals
Hexabromocyclododecane
Stockholm Convention
China
INSULATION MATERIALS
TOXICITY
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