Gaussian Integral
At the moment, the Normal Inverse Gaussian (NIG) distribution is not included in the statistics toolbox. This collection of m-files supplements this toolbox with the most important functionalities for the NIG distribution: random numbers, moments, cdf, pdf and parameters by moment fit. This...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (39): Normal Inverse Gaussian (NIG) distribution - updated version Download |
randgen(mu,mu1,mu2,cov1,cov2,cov3) = Random generation of Gaussian Samples in d-dimensions where d = 2mu, mu1, mu2 = (x,y) coordinates(means) that the gaussian samples are centered around. cov1, cov2, cov3 are the covariance matrices and will vary changing the shape of the distribution, example:...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (39): Gaussian Random Samples Generation Download |
Generates complex generalized gaussian random variables with augmentedcovariance matrix Ta = [2*s 0; 0 2*s];and shape parameter c, where c = 1 corresponds to the Gaussian case.x = cggd_rand(c,s,N) generates a vector 1xN of complex samples with a circulargaussian distribution with shape parameter...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 1024 KB | Download (42): Complex Generalized Gaussian distribution generator Download |
This function plots a Gaussian impulse response, unit impulse and the% convolution/deconvolution of both using MATLAB's 'filter'. Specifically% it uses 'filter' rather than 'deconv' to do the deconvolution and thereby% returns the original Gaussian vector as well as the unit response vector.%...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 71.68 KB | Download (39): Convolve/ Deconvolve Gaussian impulse response and unit impulse vectors Download |
Genereates random number from the closed-skew Gaussian distribution with two different methods:CSN_mcmc.mDoes mcmc, so each realisation are not completely independent% Usage: [res, t_wi, t_inv] =CSN_mcmc(Mu,Sigma,Gamma,Nu,Delta,num,burn)%% Mu,Sigma,Gamma,Nu,Delta: parameters in CSN% num: number...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (39): Closed-skew Gaussian generator Download |
Auto Gaussian & Gabor Surface fit---Functions to fit a 1D Gaussian to a curve and a 2D Gaussian or Gabor to a surface. The routines are automatic in the sense that they do not require the specification of starting guesses for the model parameters. This is done by evaluating the quality of fit for...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (40): Auto Gaussian & Gabor fits Download |
Calculate and plot BER curve against SNR for BPSK Modulation in Gaussian Environment.It calculates 100 errors to Calculate BER for every SNR value to ensure better approximation.I hope that this help students of signal processing and communications alot.
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (43): BER Curve for BPSK in Gaussian Environment Download |
Carries out Gaussian smoothing followed by differencing as a way of estimating the gradients of a grey-level image in the X and Y directions. This is the initial stage of the well-known Canny edge detector, but the gradients can be used for many other applications.The function offers independent...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (40): Image gradients with Gaussian smoothing Download |
The gaussian filter used in image processing for noise filtering.the second derivate of the filter used in image processing operator LOG laplacian of gaussian this is second derivate of gaussina this used for edge detection and also smoothing the image so reducing effect of noise. the derivate...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (40): Gaussian Derivate Download |
This M-file focuses on a 3-class pattern classification problem. It generates hundred random samples for each pattern class using given parameters for the class-conditional densities. Further the Gaussian classifier is implemented to classify test samples of each class using equal prior class...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (39): Gaussian and Nearest Mean Classifiers Download |
Compute the solution to Hallen's Integral Equation with symmetric excitation using pulse basis functions and point matching. Assumes a straight wire along z-axis.Uses the following script for gaussian quadrature weights:http://www.mathworks.com/matlabcentral/fileexchange/4540
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (39): HallenPulseSolution Download |
NDGAUSS: create ND gaussian kernel in any derivative order. g = ndgauss(hsize,sigma); [g,xi,yi,..] = ndgauss(hsize,sigma);Inputs: - hsize is N-length of kernel size. - sigma is N-length of standard deviations (gaussian widths).Outputs: - g is the kernel. The size of g is hsize(1) x hsize(2) x ......
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (40): Multivariate Gaussian kernel in any derivative order Download |
Create a non isotropic 3D Gaussian PSFThe program takes three different standard deviation as input and creates a 3D non isotropic Gaussian distribution realted to it.Works faster with Statistical toolbox, but works fine without.
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (45): Create a non Isotropic 3D Gaussian Point Spread Function (PSF) Download |
Auto Gaussian & Gabor Surface fit---2 functions to fit a 2D Gaussian or 2D Gabor to a surface. The routines are automatic in the sense that they do not require the specification of starting guesses for the model parameters. This is done by evaluating the quality of fit (sum of squared error) for...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (40): Auto Gaussian & Gabor Surface Fit Download |
This is a small program that creates a normalized 2-dimensional normal distribution, also known as a gaussian bell. The user has the options to decide the center of the distribution, the standard deviation, the size of the output matrix, and the area over which to create the distribution.I did...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (39): Gaussian Bell Download |
Data Curve Fit Creator Add-in is an easy-to-use data analysis add-in for Microsoft Excel. It adds curve fitting, interpolation, and data smoothing functions to Excel. Curve fitting functions include polynomial fits and a versatile local regression (loess) function. Interpolations include...
Platforms: Windows, Windows 8, Windows 7, Windows Server
License: Shareware | Cost: $79.95 USD | Size: 7.12 MB | Download (459): Data Curve Fit Creator Add-in Download |
Math calculator, also derivative calculator, integral calculator, calculus calculator, expression calculator, equation solver, can be used to calculate expression, derivative, root, extremum, integral.Math calculator, also a derivative calculator, integral calculator, calculus calculator,...
Platforms: Windows, Windows 7, Windows Server
License: Shareware | Cost: $20.00 USD | Size: 1.22 MB | Download (322): Math Calculator Download |
This calculator computes definite double integrals of real functions with two real variables,utilizing double tinh-sinh quadrature scheme. Although some precaution about theoretical foundation of tanh-sinh quadrature exists, in practice the scheme is almost universal. Numerical values are...
Platforms: Windows
License: Shareware | Cost: $65.00 USD | Size: 1.33 MB | Download (135): Double Integral Calculator Level 2 Download |
This calculator computes definite triple integrals of real functions with three real variables,utilizing triple tinh-sinh quadrature scheme. Although some precaution about theoretical foundation of tanh-sinh quadrature exists, in practice the scheme is almost universal. Numerical values are...
Platforms: Windows
License: Shareware | Cost: $85.00 USD | Size: 1.33 MB | Download (141): Triple Integral Calculator Level 2 Download |
The file contains a 2 x 495 matrix that can be read using the MatLab "csvread" command. Requirements: - MATLAB 7.8 or higher
Platforms: Windows, Mac, *nix, Matlab, BSD Solaris
License: Freeware | Download (51): CDF for Tracy-Widom Distribution of Gaussian Unitary Ensemble Download |