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diag
滤波程序，从同事那里要的，大家一起交流学习(BADNELL & BURGESS D.A.M.T.P. CAMBRIDGE
C
C DIAGONALIZATION OF REAL SYMMETRIC N-BY-N MATRIX Z.
C
C METHOD: HOUSEHOLDER REDUCTION TO TRI-DIAGONAL FORM AND SHIFTED
C QL ALGORITHM TO DETERMINE THE E-VALUES AND E-VECTORS.
C
C BASED ON MARTIN, REINSCH & WILKINSON: NUM. MATH. 11, 181-95 (1968).
C
C INPUT REQUIRED. N, IUP AND Z. ONLY LOWER TRIANGLE OF Z NEED BE SUPPLIED.
C MATRIX Z OVERWRITTEN BY EIGENVECTORS OF Z.
C IUP=1/-1 ASC/DESCENDING SORT, 0 NO SORT.
C MXMAT, IS THE ROW DIMENSION OF Z IN THE CALLING ROUTINE.
C
C OUTPUT. Z AND D, WHERE Z CONSISTS OF COLUMN EIGENVECTORS
C AND D CONSISTS OF CORRESPONDING EIGENVALUES.
C
C NOTE: E IS A WORKING ARRAY.
C)
- 2012-07-29 20:36:54下载
- 积分：1
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J2000toWGS84
J2000坐标系与WGS84坐标系之间的转换矩阵计算。(The matrix between J2000 and WGS84 coordinat system)
- 2021-05-16 18:30:07下载
- 积分：1
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pca_ica
说明： 独立分析 主成分分析 可以提取矩阵独立成分与主成分，显示空间特征与时间特征以及对应的奇异分析用于计算能进行奇异值分解等。主要用于数值的提取计算等。(It can extract the independent and principal components of matrix, display the spatial and temporal characteristics, and use the corresponding singular analysis to calculate the singular value decomposition. It is mainly used for extraction and calculation of numerical value.)
- 2020-04-15 22:00:02下载
- 积分：1
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bline-interp
编写了一个用于二维水深插值的双线性插值的fortran程序，用于水深的插值计算，内有验证的算例(Write a fortran program for two-dimensional depth interpolation bilinear interpolation, interpolation calculation for water depth, within a verification example)
- 2021-03-18 10:09:19下载
- 积分：1
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SAR-satellites
利用SAR卫星在多个时刻的位置和速度信息，计算出任意象元成像时刻卫星的位置，拟合出SAR卫星的轨道模型。(Using SAR satellite in multiple time position and velocity information to calculate as the image element imaging time satellite position, fitting the SAR satellite orbital model.)
- 2021-03-24 01:19:14下载
- 积分：1
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dpnewton_zuisu
阻尼牛顿法、最速下降法、变尺度法的matlab程序。(Damped Newton' s method, steepest descent method, variable metric method matlab program.)
- 2009-12-27 11:12:52下载
- 积分：1
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EMD-C
EMD分解C语言算法，内含EMD分解所需的三次样条插值C语言算法。(EMD decomposition algorithm C language, containing the decomposition EMD cubic spline interpolation algorithm C language.)
- 2021-02-03 01:10:00下载
- 积分：1
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牛顿迭代法求解非线性方程组
说明： 牛顿法又称牛顿-拉弗森方法（Newton-Raphson method），是一种在实数域和复数域上近似求解方程的方法。本程序收敛速度快，迭代步数可取大一些(Newton method, also known as Newton-Raphson method, is an approximate method for solving equations in real and complex fields. The program has fast convergence speed so the number of iteration steps can be larger.)
- 2019-05-13 21:08:38下载
- 积分：1
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ansys2
【ansys基本建模算例】带法兰油缸的有限元分析，计算相关应力即变形([Examples] basic modeling ansys finite element analysis with flanged cylinder, calculating the stress that is associated deformation)
- 2014-05-04 20:39:30下载
- 积分：1
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UMAT_Damage
对于abaqus子程序学习的初学者，这是一个学习umat的很好算例,(Abaqus subroutine for beginners to learn, this is a good example to learn umat,)
- 2013-05-24 15:01:35下载
- 积分：1
