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科研机构
北京大学 [148]
内容类型
期刊论文 [81]
其他 [65]
会议论文 [2]
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2017 [10]
2016 [18]
2015 [15]
2014 [11]
2013 [8]
2012 [10]
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专题:北京大学
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微地震观测系统及震源定位目标函数研究
期刊论文
北京大学学报 自然科学版, 2017
李罗兰
;
何川
;
谭玉阳
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
微地震
震源定位
观测系统
目标函数
microseismic
source location
recording system
objective function
Complete synthetic seismograms based on a spherical self-gravitating Earth model with an atmosphere-ocean-mantle-core structure
期刊论文
GEOPHYSICAL JOURNAL INTERNATIONAL, 2017
Wang, Rongjiang
;
Heimann, Sebastian
;
Zhang, Yong
;
Wang, Hansheng
;
Dahm, Torsten
收藏
  |  
浏览/下载:14/0
  |  
提交时间:2017/12/03
Acoustic-gravity waves
Bodywaves
Computational seismology
Surface waves and free oscillations
Theoretical seismology
Wave propagation
SUPERCONDUCTING GRAVIMETER DATA
SLICHTER TRIPLET
HALF-SPACE
INNER-CORE
POSTSEISMIC RELAXATION
INTERNAL DISLOCATIONS
REFLECTIVITY METHOD
POINT DISLOCATION
SYMMETRICAL EARTH
FREE OSCILLATIONS
基于几何约束的最大控油面积井网自动生成算法
期刊论文
计算机与数字工程, 2017
杨博
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
井网部署
几何约束
属性约束
控油面积
自生成算法
Key Words well network deployment
attribute constraints
geometric constraint
maximum oil containment area
automat?ic algorithm
Improving Super-Resolution Mapping by Combining Multiple Realizations Obtained Using the Indicator-Geostatistics Based Method
期刊论文
REMOTE SENSING, 2017
Shi, Zhongkui
;
Li, Peijun
;
Jin, Huiran
;
Tian, Yugang
;
Chen, Yan
;
Zhang, Xianfeng
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
super-resolution mapping
indicator geostatistics
class proportion constraint
pixel swapping
land cover classification
REMOTELY-SENSED IMAGERY
PIXEL-SWAPPING ALGORITHM
PARTICLE SWARM OPTIMIZATION
MARKOV-RANDOM-FIELD
SENSING IMAGERY
ACCURACY ASSESSMENT
RESOLUTION IMAGES
SUBPIXEL SCALE
NEURAL-NETWORK
CLASSIFICATION
On relaxed averaged alternating reflections (RAAR) algorithm for phase retrieval with structured illumination
其他
2017-01-01
Li, Ji
;
Zhou, Tie
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
phase retrieval
iterative projective method
RAAR
local convergence
RECONSTRUCTION
MAGNITUDE
Parameter Adjustment of Finger Vein Recognition Algorithms
其他
2017-01-01
Zheng, He
;
Ye, Yapeng
;
Liu, Shilei
;
Ni, Liao
;
Zhang, Yi
;
Huang, Houjun
;
Li, Wenxin
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
FEATURE-EXTRACTION
Thermodynamic analysis of a novel pumped thermal energy storage system utilizing ambient thermal energy and LNG cold energy
期刊论文
ENERGY CONVERSION AND MANAGEMENT, 2017
Wang, Guan-Bang
;
Zhang, Xin-Rong
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Pumped thermal energy storage (PTES)
Natural working fluid
Heat pump cycle
Rankine cycle
Thermodynamic analysis
TRANSCRITICAL CO2 CYCLES
DIOXIDE HEAT-PUMP
ELECTRICITY STORAGE
CARBON-DIOXIDE
CONCEPTUAL DESIGN
HYDRO STORAGE
CAES SYSTEM
OPTIMIZATION
PERFORMANCE
INTEGRATION
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
Broadband composite radar absorbing structures with resistive frequency selective surface: Optimal design, manufacturing and characterization
期刊论文
COMPOSITES SCIENCE AND TECHNOLOGY, 2017
Li, Weiwei
;
Chen, Mingji
;
Zeng, Zhihui
;
Jin, Hao
;
Pei, Yongmao
;
Zhang, Zhong
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Absorption
Frequency selective surface
Radar absorber structure
Transfer matrix method
Screen printing
METAMATERIAL ABSORBER
MICROWAVE ABSORBER
X-BAND
INTERFERENCE
FABRICATION
LIGHTWEIGHT
ULTRATHIN
ANGLE
Signal Dependent Transform Based on SVD for HEVC Intracoding
期刊论文
IEEE TRANSACTIONS ON MULTIMEDIA, 2017
Zhang, Tao
;
Chen, Haoming
;
Sun, Ming-Ting
;
Zhao, Debin
;
Gao, Wen
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Transform
HEVC
Intra coding
SVD
DCT
INTRA PREDICTION
STANDARD
SCREEN
ALGORITHM
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