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The C# Excel Library 2020.5
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Code 1-19 of 19   






Note that this function do not return EIGEN VECTORS.

This function is faster than looping on EIG when eigenvalues must be computed for a large number of matrices. The test shows it can speed up by 10 times



eigen faces used. refer to train.m for rest.



The different low dimensional embeddings are an orthonormal coordinate system generated from a
1. Diffusion process defined on the data
2 . Normalized Laplace Beltrami operator
3. Normalized Focker Plank operator

This is...



PyEigen is a Python wrapper for the C++ linear algebra library Eigen.



Fast Algorithm estimating the number of sinusoids in a white Gaussian noise. This algorithm use a sub-space method based on chi-square statistics of eigen values of the Autocorrelation Matrix.

Example :

clear, close all...



The program 'Efinder' numerically solves the Schroedinger equation using MATLAB's 'ode45' within a range of energy values. By taking advantage of the dramatic endpoint behavior of the resulting wave solutions, 'Efinder' determines the eigen...



OSCAR is an optical FFT code used to calculate the steady state optical field circulating in Fabry Perot cavities. The code can integrate non-sperical mirrors and any arbitrary input fields.

Recent applications for OSCAR have been:



This file includes two m-files. The ASWERS12345 calculates GRS80 free air anomalies,Eigen-CG03C and model of remaining topography reduction,empirical and analytic covariance functions,normal gravity (GRS67,GRS80) using Somigliana formula. The...



This is a demo for MATLAB Excel Builder. This demo explains how one can compile MATLAB code into an Excel based COM component using MATLAB Excel Builder and use the same in Excel VBA. This demo compiles a MATLAB code that does basic matrix...



This kind of problem arises in statistics, linear algebra, and regularization.

The method uses quadratic eigen-value problem (QEP).



This program aims to check and gain the solvee from multiple set of linear constraints.
C++ and Eigen library needed, and to calculate more accurate, we may need gmp library, mpfr library and real.hpp library.



Algebrus is a powerful software for scientific and general purpose calculations. It provides user with numerous mathematical and analysis functions, and allows unlimited extension of its functionality by means of user-defined types, operators,...



Let us assume the signal model:
Y(k)=HX(k)+B(k)
This script provides a method for the blind recognition of the number of sources (the size of X(k)). The noise must be spatially white and the number of receivers is assumed to be stricly...



Replace your function in the code and the output will be similar to the following

Steepest Descent Method
=============
Function = -(3*x1+x2+6*x1*x2-2*(x1^2)+2*(x2^2))
Hessian......

[ 4 -6]
[ ]
...



For more information refer to "Nonlinear Programming: Theory and Algorithms" by by Mokhtar S. Bazaraa , Hanif D. Sherali , C. M. Shetty

Here is the sample output
Steepest Accent Method
=============
Function =...



you can post a question if you have any.
cause i know my program doesnt have comments to describe it.



Introduction:
This toolbox will perform Anisotropic Non-Linear Diffusion filtering on a 2D gray/color or 3D image. This filtering will reduce the image noise while preserving the region edges, and also enhancing the edges by smoothing along...



This work was concerned in RT simulation of elastic objects. Specifically, it is a prototype test of the work of Ko & Choi titled 'Modal Warping' (http://cg.kw.ac.kr/modal_warping/), which synthesises former works under the name of 'stiffness...



HASEM is a c++ template library, it can be easily configure as a expression template. HASEM solves any linear equation of any kind, it might be homogenous/none homogenous, compute the inverse of square/none square matrices, find LU decomposition,...