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科研机构
北京大学 [15]
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其他 [8]
期刊论文 [6]
会议论文 [1]
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2016 [2]
2015 [1]
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专题:北京大学
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Effect of Oscillation Structures on Inertial-Range Intermittence and Topology in Turbulent Field
期刊论文
COMMUNICATIONS IN COMPUTATIONAL PHYSICS, 2016
Yang, Kun
;
Xia, Zhenhua
;
Shi, Yipeng
;
Chen, Shiyi
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Oscillation structure
intermittency
transverse velocity
passive scalar
TRANSVERSE STRUCTURE FUNCTIONS
HIGH-REYNOLDS-NUMBER
REFINED SIMILARITY HYPOTHESES
DIRECT NUMERICAL-SIMULATION
FULLY-DEVELOPED TURBULENCE
VELOCITY-GRADIENT TENSOR
LARGE-EDDY SIMULATION
ISOTROPIC TURBULENCE
PASSIVE SCALARS
LOCAL-STRUCTURE
First in situ evidence of electron pitch angle scattering due to magnetic field line curvature in the Ion diffusion region
期刊论文
JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, 2016
Zhang, Y. C.
;
Shen, C.
;
Marchaudon, A.
;
Rong, Z. J.
;
Lavraud, B.
;
Fazakerley, A.
;
Yao, Z.
;
Mihaljcic, B.
;
Ji, Y.
;
Ma, Y. H.
;
Liu, Z. X.
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/04
plasma sheet
magnetic reconnection
magnetic curvature
pitch angle scattering
CHARGED-PARTICLE MOTION
CURRENT SHEET
CLUSTER
MAGNETOTAIL
RECONNECTION
Registration of images with affine geometric distortion based on Maximally Stable Extremal Regions and phase congruency
期刊论文
图像与视觉计算, 2015
Zhang, Qiang
;
Wang, Yabin
;
Wang, Long
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/12
Segmentation-based scale-invariant nonlocal means super resolution
其他
2014-01-01
Yang, Saboya
;
Liu, Jiaying
;
Li, Qiaochu
;
Guo, Zongming
收藏
  |  
浏览/下载:1/0
  |  
提交时间:2015/11/13
HSOG: A Novel Local Image Descriptor Based on Histograms of the Second-Order Gradients
期刊论文
ieee transactions on image processing, 2014
Huang, Di
;
Zhu, Chao
;
Wang, Yunhong
;
Chen, Liming
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/11
Local image descriptor
feature extraction
second order gradients
image matching
object categorization
scene classification
BINARY PATTERNS
SCENE CLASSIFICATION
ROBUST FEATURES
RECOGNITION
SCALE
REPRESENTATION
TEXTURE
REGIONS
VISION
SHAPE
Segmentation-Based Scale-Invariant Non local Means Super Resolution
其他
2014-01-01
Yang, Saboya
;
Liu, Jiaying
;
Li, Qiaochu
;
Guo, Zongming
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/13
Steganalysis of lsb matching based on local binary patterns
其他
2014-01-01
Gui, Xinlu
;
Li, Xiaolong
;
Yang, Bin
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/13
A lighting normalization approach exploiting face symmetry
期刊论文
jisuanji yanjiu yu fazhancomputer research and development, 2013
Han, Hu
;
Shan, Shiguang
;
Chen, Xilin
;
Gao, Wen
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/13
A direct Eulerian GRP scheme for relativistic hydrodynamics: Two-dimensional case
其他
2012-01-01
Yang, Zhicheng
;
Tang, Huazhong
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2015/11/12
Generalized Riemann problem scheme
Riemann problem
Riemann invariant
Rankine-Hugoniot jump condition
Relativistic hydrodynamics
GENERALIZED RIEMANN PROBLEM
GAS-DYNAMICS
CONSERVATION-LAWS
FLUID-DYNAMICS
FLOWS
SOLVER
A New Convexity Measurement for 3D Meshes
其他
2012-01-01
Lian, Zhouhui
;
Godil, Afzal
;
Rosin, Paul L.
;
Sun, Xianfang
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2015/11/13
MODEL RETRIEVAL
SHAPE
RECOGNITION
INVARIANT
POLYGONS
RECTANGULARITY
DISTRIBUTIONS
CIRCULARITY
ELLIPTICITY
SIGNATURES
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