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科研机构
北京大学 [28]
内容类型
期刊论文 [28]
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2017 [2]
2016 [9]
2014 [2]
2013 [2]
2012 [3]
2010 [3]
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内容类型:期刊论文
专题:北京大学
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Street as a big geo-data assembly and analysis unit in urban studies: A case study using Beijing taxi data
期刊论文
APPLIED GEOGRAPHY, 2017
Zhu, Di
;
Wang, Ninghua
;
Wu, Lun
;
Liu, Yu
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Street
Linear unit
Spatio-temporal pattern
Big geo-data
Urban study
SPACE SYNTAX
LAND-USE
COMPUTATIONAL METHOD
NETWORK
ALGORITHMS
PATTERNS
POINTS
CITIES
SCALE
TIME
Analysis of co-occurrence toponyms in web pages based on complex networks
期刊论文
PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS, 2017
Zhong, Xiang
;
Liu, Jiajun
;
Gao, Yong
;
Wu, Lun
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Toponym
Toponym co-occurrence
Complex network
Link analysis
Geographic information retrieval
COCITATION
CHINESE
Inferring trip purposes and uncovering travel patterns from taxi trajectory data
期刊论文
CARTOGRAPHY AND GEOGRAPHIC INFORMATION SCIENCE, 2016
Gong, Li
;
Liu, Xi
;
Wu, Lun
;
Liu, Yu
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Human mobility
Bayes&apos
activity inference
travel patterns
taxi trajectory
HUMAN MOBILITY PATTERNS
OPTIMIZATION
theorem
Geographical impacts on social networks from perspectives of space and place: an empirical study using mobile phone data
期刊论文
JOURNAL OF GEOGRAPHICAL SYSTEMS, 2016
Shi, Li
;
Wu, Lun
;
Chi, Guanghua
;
Liu, Yu
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Geographical impacts
Space and place
Spatially-embedded social networks
Mobile phone data
Individuals&apos
SPATIAL INTERACTION
PATTERNS
TWITTER
TRAVEL
TIES
interaction
Analysis of organic and elemental carbon in heating and non-heating periods in four locations of Beijing
期刊论文
ENVIRONMENTAL TECHNOLOGY, 2016
Sun, Fengbin
;
Lun, Xiaoxiu
;
Liu, Xuhui
;
Mo, Li
;
Li, Renna
;
Zhang, Hongxia
;
Chen, Jungang
;
Cao, Yingying
;
Shi, Fangtian
;
Yu, Xinxiao
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
organic carbon
elemental carbon
PM2.5
Beijing
forest
SOURCE PROFILES
HONG-KONG
ATMOSPHERIC AEROSOL
URBAN
PM10
CALIFORNIA
SITES
PM2.5
APPORTIONMENT
PARTICLES
A two-dimensional simulation method for investigating charge transport behavior in 3-D charge trapping memory
期刊论文
SCIENCE CHINA-INFORMATION SCIENCES, 2016
Lun, Zhiyuan
;
Du, Gang
;
Zhao, Kai
;
Liu, Xiaoyan
;
Wang, Yi
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
charge trapping memory
semiconductor device modeling
2-D charge transport
3-D NAND flash
device modeling and simulation
DEVICES
RETENTION
IMPACT
Reliability investigation of high-k/metal gate in nMOSFETs by three-dimensional kinetic Monte-Carlo simulation with multiple trap interactions
期刊论文
International Conference on Solid State Devices and Materials (SSDM), 2016
Li, Yun
;
Jiang, Hai
;
Lun, Zhiyuan
;
Wang, Yijiao
;
Huang, Peng
;
Hao, Hao
;
Du, Gang
;
Zhang, Xing
;
Liu, Xiaoyan
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
OXIDE
MODEL
BIAS
DEGRADATION
TECHNOLOGY
DEFECTS
STACKS
NOISE
PBTI
HFO2
A two-dimensional simulation method for investigating charge transport behavior in 3-D charge trapping memory
期刊论文
Science China. Information Science, 2016
Lun Zhiyuan
;
Du Gang
;
Zhao Kai
;
Liu Xiaoyan
;
Wang Yi
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
charge trapping memory
semiconductor device modeling
2-D charge transport
3-D NAND flash
device modeling and simulation
A two-dimensional simulation method for investigating charge transport behavior in 3-D charge trapping memory
期刊论文
Science China(Information Sciences), 2016
Zhiyuan LUN
;
Gang DU
;
Kai ZHAO
;
Xiaoyan LIU
;
Yi WANG
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
charge trapping memory
semiconductor device modeling
2-D charge transport
3-D NAND flash
device modeling and simulation
Modeling of trap-assisted tunneling on performance of charge trapping memory with consideration of trap position and energy level
期刊论文
CHINESE PHYSICS B, 2016
Lun, Zhi-Yuan
;
Li, Yun
;
Zhao, Kai
;
Du, Gang
;
Liu, Xiao-Yan
;
Wang, Yi
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/04
trap assisted tunneling
charge trapping memory
tunneling oxide degradation
NAND FLASH MEMORY
SIMULATION
SILC
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