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An efficient finite difference/Hermite?Galerkin spectral method for time-fractional coupled sine?Gordon equations on multidimensional unbounded domains and its application in numerical simulations of vector solitons
期刊论文
Computer Physics Communications, 2019, 卷号: 237, 页码: 110-128
作者:
Guo, Shimin
;
Mei, Liquan
;
Hou, Yanren
;
Zhang, Zhengqiang
收藏
  |  
浏览/下载:14/0
  |  
提交时间:2019/11/19
Caputo fractional derivatives
Galerkin spectral method
Gordon equation
Hermite polynomials
ITS applications
Spectral accuracy
Temporal discretization
Unbounded domain
Stabilized spectral element method for solving a two-dimensional steady convection-diffusion equation
期刊论文
Harbin Gongcheng Daxue Xuebao/Journal of Harbin Engineering University, 2018, 卷号: 39, 页码: 446-451
作者:
He, Wenqiang
;
Qin, Guoliang
;
Bao, Zhenzhong
;
Wang, Yazhou
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2019/11/19
Convection-diffusion equations
Element interpolation order
High-accuracy
Numerical oscillation
Spectral element method
Time-space coupled spectral element method for one-dimensional burgers equation
期刊论文
Hsi-An Chiao Tung Ta Hsueh/Journal of Xi'an Jiaotong University, 2017, 卷号: 51, 页码: 45-50
作者:
Wang, Yazhou
;
Qin, Guoliang
;
He, Wenqiang
;
Bao, Zhenzhong
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2019/11/26
Adams-Bashforth methods
Burgers equations
Exponential convergence rate
Fourth order Runge-Kutta methods
Numerical accuracy
One-dimensional Burgers equation
Spectral element method
Time-space
利用光谱指数反演植被叶绿素含量的精度及稳定性研究
期刊论文
光谱学与光谱分析, 2015
姜海玲
;
杨杭
;
陈小平
;
王树东
;
李雪轲
;
刘凯
;
岑奕
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
光谱重采样
光谱指数
叶绿素含量反演
回归分析
精度及稳定性
Spectral resampling
Spectral indices
Inversion of chlorophyll content
Regression analysis
Inversion accuracy and stability
PATTERN DECOMPOSITION METHOD
LEAF
REFLECTANCE
VALIDATION
Research on Accuracy and Stability of Inversing Vegetation Chlorophyll Content by Spectral Index Method
SCI/SSCI论文
2015
作者:
Jiang H. L.
;
Yang, H.
;
Chen, X. P.
;
Wang, S. D.
;
Li, X. K.
收藏
  |  
浏览/下载:15/0
  |  
提交时间:2015/12/09
Spectral resampling
Spectral indices
Inversion of chlorophyll content
Regression analysis
Inversion accuracy and stability
pattern decomposition method
leaf
reflectance
validation
Extended Random Walker-Based Classification of Hyperspectral Images.
期刊论文
IEEE Transactions on Geoscience and Remote Sensing, 2015, 卷号: Vol.53 No.1, 页码: 144-153
作者:
Kang, XD
;
Li, ST
;
Fang, LY
;
Li, MX
;
Benediktsson, JA
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2019/12/31
Accuracy
Educational
institutions
ERW
algorithm
extended
random
walker-based
classification
Extended
random
walkers
(ERWs)
geophysical
image
processing
global
optimization
framework
graph
graph
theory
hyperspectral
image
hyperspectral
image
classification
Hyperspectral
imaging
image
classification
image
coding
Image
segmentation
learning
(artificial
intelligence)
optimisation
optimization
pixelwise
classification
probability
map
pixelwise
classifier
pixelwise
statistics
information
probability
random
processes
spectral–spatial
image
classification
spectral-spatial
classification
method
spectral?spatial
image
classification
support
vector
machine
Support
vector
machines
SVM
training
weighted
graph
Intrinsic Image Decomposition for Feature Extraction of Hyperspectral Images.
期刊论文
IEEE Transactions on Geoscience & Remote Sensing, 2015, 卷号: Vol.53 No.4, 页码: 2241-2253
作者:
Kang, XD
;
Li, ST
;
Fang, LY
;
Benediktsson, JA
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2019/12/31
Accuracy
adjacent
band
subset
estimation
Educational
institutions
feature
extraction
feature
extraction
method
hyperspectral
image
hyperspectral
image
classification
hyperspectral
imaging
image
classification
image
fusion
image
partition
intrinsic
image
decomposition
intrinsic
image
decomposition
(IID)
material-dependent
property
Materials
optimisation
optimization-based
IID
technique
pixel-wise
classification
reflectance
component
reflectivity
shading
component
spectral
dimension
support
vector
machine
classifier
support
vector
machines
support
vector
machines
(SVMs)
Training
Application of trend extrapolation method to spectrum analysis of microtremor signal (EI CONFERENCE)
会议论文
2nd World Congress on Computer Science and Information Engineering, CSIE 2011, June 17, 2011 - June 19, 2011, Changchun, China
Zhou X.
;
Guo T.
;
Jiao J.
收藏
  |  
浏览/下载:20/0
  |  
提交时间:2013/03/25
The trend extrapolation method is applied to spectrum analysis of microtremor signal in order to increase the spectral estimation accuracy. First
establish an appropriate extrapolation model based on the existing data series
and then fit correlation functions other than existing data by derivative least squares method
finally perform spectrum analysis using extrapolated correlation functions. Numerical simulations and the experimental results show that good results are achieved no matter correlation functions change slow or rapid
and the extrapolation error is not more than 2.3%. 2012 Springer-Verlag Berlin Heidelberg.
Chebyshev spectral elements method for 2-dimensional acoustic propagation problem in a uniform mean flow with absorbing boundary condition
期刊论文
Hsi-An Chiao Tung Ta Hsueh/Journal of Xi'an Jiaotong University, 2012, 卷号: 46, 期号: [db:dc_citation_issue], 页码: 100-106
作者:
Geng, Yanhui
;
Qin, Guoliang
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2019/12/10
Absorbing boundary condition
Acoustic propagation
Benchmark solutions
Group velocities
Newmark methods
Numerical results
Second-order accuracy
Spectral element method
Multi-domain Spectral Immersed Interface Method for Solving Elliptic Equation with a Global Description of Discontinuous Functions
期刊论文
CHINESE JOURNAL OF AERONAUTICS, 2012, 卷号: 25, 期号: 3, 页码: 297-310
作者:
Jiang Yongsong
;
Liang An
;
Sun Xiaofeng
;
Jing Xiaodong
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2021/02/02
BOUNDARY METHOD
GIBBS PHENOMENON
SINGULAR SOURCES
JUMP CONDITIONS
FLOW
ACCURACY
ORDER
COEFFICIENTS
SCHEMES
HEART
computational aerodynamics
immersed interface method
immersed boundary method
Chebyshev spectral method
domain decomposition method
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