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科研机构
北京大学 [48]
内容类型
期刊论文 [48]
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2017 [3]
2016 [2]
2015 [5]
2014 [1]
2013 [6]
2012 [6]
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内容类型:期刊论文
专题:北京大学
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Negative exponential behavior of image mutual information for pseudo-thermal light ghost imaging: observation, modeling, and verification
期刊论文
SCIENCE BULLETIN, 2017
Li, Junhui
;
Luo, Bin
;
Yang, Dongyue
;
Yin, Longfei
;
Wu, Guohua
;
Guo, Hong
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Ghost imaging
Image mutual information
Information theory
Image quality assessment
TASK-SPECIFIC INFORMATION
REGISTRATION
MAXIMIZATION
PERFORMANCE
State-Based General Gamma CUSUM for Modeling Heart Rate Variability Using Electrocardiography Signals
期刊论文
IEEE TRANSACTIONS ON AUTOMATION SCIENCE AND ENGINEERING, 2017
Chen, Lili
;
Zhang, Xi
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Cumulative sum (CUSUM)
disease diagnosis
general gamma distribution
heart rate variability
OBSTRUCTIVE SLEEP-APNEA
OXYGEN-SATURATION RECORDINGS
ACUTE MYOCARDIAL-INFARCTION
ARRHYTHMIA DIAGNOSIS
ELECTRICAL-ACTIVITY
CLASSIFICATION
CHARTS
PERFORMANCE
FEATURES
Coordinated Multicell Multicast Beamforming Based on Manifold Optimization
期刊论文
IEEE COMMUNICATIONS LETTERS, 2017
Zhou, Longfei
;
Zheng, Le
;
Wang, Xiaodong
;
Jiang, Wei
;
Luo, Wu
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Multicast beamforming
max-min fair
manifold optimization
Riemannian conjugate gradient
ALGORITHMS
城市产业规模分布的等级标度分析
期刊论文
信阳师范学院学报(自然科学版), 2016
陈彦光
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
企业
规模分布
位序-规模法则
等级标度
异速标度
平顶山
firm
size distribution
rank-size rule
hierarchical scaling
allometric scaling
Pingdingshan
Theoretical analysis on caching effects in urban vehicular ad hoc networks
期刊论文
WIRELESS COMMUNICATIONS & MOBILE COMPUTING, 2016
Bian, Chaoyi
;
Zhao, Tong
;
Li, Xiaoming
;
Du, Xiaojiang
;
Yan, Wei
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/04
VANET
cache
analysis
simulation
LOCATION
SCHEME
POWER-LAW DISTRIBUTIONS BASED ON EXPONENTIAL DISTRIBUTIONS: LATENT SCALING, SPURIOUS ZIPF'S LAW, AND FRACTAL RABBITS
期刊论文
FRACTALS-COMPLEX GEOMETRY PATTERNS AND SCALING IN NATURE AND SOCIETY, 2015
Chen, Yanguang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Inverse Power Law
Exponential Distribution
Latent Scaling
Clark&apos
Zipf&apos
Fractals
Urban Form
City-Size Distribution
URBAN-POPULATION DENSITY
RANK-SIZE RULE
GROWTH PATTERNS
CITIES
MODELS
SETTLEMENTS
PERSPECTIVE
DIMENSION
SYSTEMS
SHAPE
s Law
s Law
Resonant scattering of outer zone relativistic electrons by multiband EMIC waves and resultant electron loss time scales
期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, 2015
Ni, Binbin
;
Cao, Xing
;
Zou, Zhengyang
;
Zhou, Chen
;
Gu, Xudong
;
Bortnik, Jacob
;
Zhang, Jichun
;
Fu, Song
;
Zhao, Zhengyu
;
Shi, Run
;
Xie, Lun
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
outer radiation belt
EMIC waves
relativistic electrons
resonant wave-particle interactions
electron loss time scales
ION-CYCLOTRON WAVES
LINEAR DIFFUSION-COEFFICIENTS
1-2 MAGNETIC PULSATIONS
PITCH-ANGLE SCATTERING
VAN ALLEN PROBES
GEOMAGNETIC STORMS
EQUATORIAL MAGNETOSPHERE
ELECTROMAGNETIC-WAVES
RADIATION BELT
30 SEPTEMBER
Scientometric analysis of phosphorus research in eutrophic lakes
期刊论文
scientometrics, 2015
Gao, Wei
;
Chen, Yan
;
Liu, Yong
;
Guo, Huai-cheng
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/11
Eutrophication
Nutrient
Nitrogen
Phosphorus
Lake
Water quality
SCIENCE-CITATION-INDEX
BIBLIOMETRIC ANALYSIS
H-INDEX
NITROGEN
ECOSYSTEMS
OUTPUT
TREND
Simulation and quantitative analysis of fluorescence intensity distribution based on the Monte Carlo method
期刊论文
JOURNAL OF INNOVATIVE OPTICAL HEALTH SCIENCES, 2015
Zhou, Kun
;
Tian, Jian
;
Zhang, Qiushi
;
Meng, Xiangxi
;
Yang, Kun
;
Ren, Qiushi
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Monte Carlo simulation
FMT
quantitative
LIGHT
TOMOGRAPHY
TISSUES
SYSTEM
Residence times of groundwater and nitrate transport in coastal aquifer systems: Daweijia area, northeastern China
期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2015
Han, Dongmei
;
Cao, Guoliang
;
McCallum, James
;
Song, Xianfang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Coastal carbonate aquifer
Seawater intrusion
Groundwater mean residence time
Nitrate transport
Anthropogenic contamination
CARBONATE AQUIFER
KARST AQUIFER
PLAIN AQUIFER
ISOTOPIC CONSTRAINTS
YUCATAN PENINSULA
CONCEPTUAL-MODEL
SOUTHERN FRANCE
STABLE-ISOTOPES
LAIZHOU BAY
WATER
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