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科研机构
北京大学 [217]
内容类型
期刊论文 [151]
其他 [62]
会议论文 [4]
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2017 [16]
2016 [20]
2015 [20]
2014 [20]
2013 [15]
2012 [36]
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专题:北京大学
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Elderly Migration in China: Types, Patterns, and Determinants
期刊论文
JOURNAL OF APPLIED GERONTOLOGY, 2017
Dou, Xiaolu
;
Liu, Yujun
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2017/12/03
China
elderly migrants
long-distance migrate
short-distance migrate
migration pattern
RURAL-URBAN MIGRATION
INTERNAL MIGRATION
RESIDENTIAL-MOBILITY
HEALTH
IMPACTS
PLACE
基于Logistic模型的土地利用格局影响因素分析 —— 以重庆市义和镇为例
期刊论文
北京大学学报 自然科学版, 2017
李晓
;
冯长春
;
李天娇
;
张文晖
收藏
  |  
浏览/下载:24/0
  |  
提交时间:2017/12/03
土地利用格局
影响因素
Logistic回归模型
义和镇
land use patterns
influencing factors
Logistic regression model
Yihe Town
家庭式迁移的流动人口住房状况
期刊论文
地理研究, 2017
冯长春
;
李天娇
;
曹广忠
;
沈昊婧
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
流动人口
家庭式迁移
住房
家庭策略
floating population
family migration
housing
family strategy
Increasing the Use of Urban Greenways in Developing Countries: A Case Study on Wutong Greenway in Shenzhen, China
期刊论文
INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTH, 2017
Chen, Yiyong
;
Gu, Weiying
;
Liu, Tao
;
Yuan, Lei
;
Zeng, Mali
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
frequency of use
duration of use
logistic regression
urban greenway
PHYSICAL-ACTIVITY BEHAVIORS
PUBLIC OPEN SPACE
HEALTH
INFRASTRUCTURE
COMMUNITIES
DESIGN
PLACE
Debris-Flow Susceptibility Assessment Model and Its Application in Semiarid Mountainous Areas of the Southeastern Tibetan Plateau
期刊论文
NATURAL HAZARDS REVIEW, 2017
Chen, Jian
;
Li, Yan
;
Zhou, Wendy
;
Iqbal, Javed
;
Cui, Zhijiu
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Catchment unit
Semiarid mountainous area
Debris-flow
Index entropy model
Susceptibility assessment
ANALYTICAL HIERARCHY PROCESS
ARTIFICIAL NEURAL-NETWORKS
UPPER JINSHA RIVER
LOGISTIC-REGRESSION MODELS
LANDSLIDE RISK ANALYSIS
CONDITIONAL-PROBABILITY
FREQUENCY RATIO
GIS TECHNOLOGY
LAKE DEPOSITS
EARTHQUAKE
Bicycle-metro integration in a growing city: The determinants of cycling as a transfer mode in metro station areas in Beijing
期刊论文
TRANSPORTATION RESEARCH PART A-POLICY AND PRACTICE, 2017
Zhao, Pengjun
;
Li, Shengxiao
收藏
  |  
浏览/下载:12/0
  |  
提交时间:2017/12/03
Cycling
Bicycle-metro integration
Bicycle-and-Ride
Bicycle-sharing program
Beijing
BUILT ENVIRONMENT
PHYSICAL-ACTIVITY
COMMUTING EVIDENCE
HEALTH PROMOTION
TRAVEL BEHAVIOR
UNITED-STATES
WORK
TRANSPORTATION
NETHERLANDS
ATTITUDES
Identification of Non-Economic Influencing Factors Affecting Farmer's Participation in the Paddy Land-to-Dry Land Program in Chicheng County, China
期刊论文
SUSTAINABILITY, 2017
Yuan, Yuan
;
Liu, Yanxu
;
Hu, Yi&apos
;
Chen, Xin
;
Peng, Jian
;
na
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Payments for Ecosystem Services (PES)
Paddy Land-to-Dry Land (PLDL) program
voluntary participation
non-economic factors
AGRI-ENVIRONMENTAL MEASURES
ECOSYSTEM SERVICES
CONVERSION PROGRAM
CONSERVATION PROGRAMS
BIODIVERSITY CONSERVATION
LANDHOLDER PARTICIPATION
DESIGNING PAYMENTS
GREEN PROJECT
NATIONAL-PARK
FOREST
Spatial-temporal dynamics and associated driving forces of urban ecological land: A case study in Shenzhen City, China
期刊论文
HABITAT INTERNATIONAL, 2017
Peng, Jian
;
Zhao, Mingyue
;
Guo, Xiaonan
;
Pan, Yajing
;
Liu, Yanxu
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Urban ecological land
Ecological land quality
Driving forces
Multiple logistic regression
Shenzhen city China
RAPID URBANIZATION
ECOSYSTEM SERVICES
LANDSCAPE CHANGE
COVER
PATTERNS
AREA
PROTECTION
EXPANSION
SECURITY
IMPACTS
gCoda: Conditional Dependence Network Inference for Compositional Data
其他
2017-01-01
Fang, Huaying
;
Huang, Chengcheng
;
Zhao, Hongyu
;
Deng, Minghua
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
compositional data
direct interaction
inverse covariance matrix
microbial network
latent variable model
majorization-minimization algorithm
HUMAN MICROBIOME
LASSO
SELECTION
MODELS
Learning With Auxiliary Less-Noisy Labels
其他
2017-01-01
Duan, Yunyan
;
Wu, Ou
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Maximum likelihood approach
noisy degrees
noisy labels
soft constraints
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