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科研机构
北京大学 [204]
内容类型
其他 [204]
发表日期
2017 [6]
2016 [26]
2015 [12]
2014 [7]
2013 [15]
2012 [14]
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共204条,第1-10条
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内容类型:其他
专题:北京大学
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Understanding job-housing relationship and commuting pattern in Chinese cities: Past, present and future
其他
2017-01-01
Ta, Na
;
Chai, Yanwei
;
Zhang, Yan
;
Sun, Daosheng
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
Job-housing relationship
Commuting pattern
Danwei
Government intervention
Chinese city
URBAN CHINA
BUILT ENVIRONMENT
METROPOLITAN-AREA
MODE CHOICE
IMPACT
BALANCE
TRAVEL
SHANGHAI
BEHAVIOR
DANWEI
Randomized algorithms for high quality treatment planning in volumetric modulated arc therapy
其他
2017-01-01
Yang, Yu
;
Dong, Bin
;
Wen, Zaiwen
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
volumetric modulated arc therapy
greedy algorithm
gradient projection
random sampling
importance sampling
GRADIENT METHODS
IMRT
OPTIMIZATION
Derivation of Pluripotent Stem Cells with In Vivo Embryonic and Extraembryonic Potency
其他
2017-01-01
Yang, Yang
;
Liu, Bei
;
Xu, Jun
;
Wang, Jinlin
;
Wu, Jun
;
Shi, Cheng
;
Xu, Yaxing
;
Dong, Jiebin
;
Wang, Chengyan
;
Lai, Weifeng
;
Zhu, Jialiang
;
Xiong, Liang
;
Zhu, Dicong
;
Li, Xiang
;
Yang, Weifeng
;
Yamauchi, Takayoshi
;
Sugawara, Atsushi
;
Li, Zhongwei
;
Sun, Fangyuan
;
Li, Xiangyun
;
Li, Chen
;
He, Aibin
;
Du, Yaqin
;
Wang, Ting
;
Zhao, Chaoran
;
Li, Haibo
;
Chi, Xiaochun
;
Zhang, Hongquan
;
Liu, Yifang
;
Li, Cheng
;
Duo, Shuguang
;
Yin, Ming
;
Shen, Huan
;
Belmonte, Juan Carlos Izpisua
;
Deng, Hongkui
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
LARGE GENE LISTS
MOUSE EMBRYOS
GROUND-STATE
ES CELLS
INTERSPECIES CHIMERAS
CULTURE-CONDITIONS
RAT BLASTOCYSTS
SEQUENCING DATA
RNA-SEQ
NAIVE
In vitro Dosimetric Study of Biliary Stent Loaded with Radioactive I-125 Seeds
其他
2017-01-01
Yao, Li-Hong
;
Wang, Jun-Jie
;
Shang, Charles
;
Jiang, Ping
;
Lin, Lei
;
Sun, Hai-Tao
;
Liu, Lu
;
Liu, Hao
;
He, Di
;
Yang, Rui-Jie
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Brachytherapy
Computer Simulation
Phantom
Radiometry
Thermoluminescent Dosimetry
RADIOTHERAPY DOSE PERTURBATION
MALIGNANT OBSTRUCTIVE-JAUNDICE
BILE-DUCT CARCINOMA
INTRALUMINAL BRACHYTHERAPY
RADIATION-THERAPY
ESOPHAGEAL STENTS
TRACT CANCER
MODEL
TRIAL
RECOMMENDATIONS
Construction of uniform U-designs
其他
2017-01-01
Jiang, Bochuan
;
Ai, Mingyao
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Discrepancy
Generalized wordtype pattern
U-design
Stochastic algorithm
FRACTIONAL FACTORIAL-DESIGNS
DISCREPANCY
Cost Efficiency for Economical Mobile Data Traffic Management From Users' Perspective
其他
2017-01-01
Ma, Jinghuan
;
Song, Lingyang
;
Li, Yonghui
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Data traffic management
cost efficiency
smart data pricing
WIRELESS DATA-NETWORKS
POWER ALLOCATION
TIME
INFORMATION
IMPACT
5G
An new method to collaborative filtering recommendation based on DBN and HMM
其他
2016-01-01
Zhao, Yong Mei
;
Wan, Hai Rong
;
Guo, Zheng Xin
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
hidden markov model(HMM)
dynamic bayes network(DBN)
collaborative filtering recommendation
The Effects of Infill Developments on Residents' Travel Behaviors
其他
2016-01-01
Wen, Ping
;
Zhao, Pengjun
;
Bell, Margaret Carol
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
The accumulation of heavy metals in agricultural land and the associated potential ecological risks in Shenzhen, China
其他
2016-01-01
Wu, Jiansheng
;
Song, Jing
;
Li, Weifeng
;
Zheng, Maokun
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/04
Soil heavy metals
Agricultural topsoil
Potential ecological risk
Principal component analysis
Pollution sources
Shenzhen, China
SPATIAL-DISTRIBUTION
SOILS
POLLUTION
SEDIMENTS
URBAN
INDEX
GEOSTATISTICS
TOPSOILS
SAMPLES
CROPS
Hazard degree assessment of coastal erosion at Tianlongsi adjacent sandy coast
其他
2016-01-01
Wen Shiyong
;
Zhang Fengshou
;
Wang Xiang
;
Wang Zizhu
;
Li Fei
;
Wang Fei
;
Wang Xinxin
;
Xu Xuegong
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Hazard degree assessment
coastal erosion
sandy coast
erosion rate
SEA-LEVEL RISE
SHORELINE
STORMS
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