power spectrum calculation

Results 1 to 10 of about 50 results found for 'power spectrum calculation' open source codes and projects!

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pstool - power spectrum calculation

for a given signal, pstool calculates a one-sided power spectrum, i.e. the portion of a signal's power falling within given frequency bins. this is done byfor a given signal, pstool calculates a one-sided power spectrum, i.e. the portion of a signal's power falling within given frequency bins.

http://sourceforge.net/projects/pstool/

Radially averaged power spectrum of 2D real-valued matrix

the radially averaged power spectrum (raps) is the ... i.e. the average of all possible directional power spectra. the radially averaged power spectrum provides a convenient means to view and compare information contained in 2d

http://www.mathworks.com/matlabcentral/fileexchange/23636

Quick spectral analysis plots

create quick spectral analysis plots. inputs:. data - the data for spectral analysis. k - averaging parameter, explained below. beta - beta value for the kaiser window. out_form - spectral analysis option. samp_freq - data sampling frequency. outputs:.

http://www.mathworks.com/matlabcentral/fileexchange/27881

CMBACCUR

the program calculates the anisotropy spectrum in the microwave background radiation. features:. 1. the program calculates the matter power spectrum, temperature spectrum,

http://www.mathworks.com/matlabcentral/fileexchange/8491

Optical Flow or Motion Estimation Using the Watson-Ahumada (WA) Algorithm

it is also commonly referred to as optical flow computation especially in the computer vision ...the algorithm some familiarity with fourier analysis may be needed....library (dll) that contains the functions to do optical flow computation. it uses two dlls: fft.dll and mapack.

http://www.codeproject.com/KB/audio-video/Optical_Flow_Estimation.aspx

DFiltInt

dfiltint designs an interpolating filter given a signal power spectrum. dfiltint designs interpolation filters that minimize the mean-square error fordesigns an interpolating filter given a signal power spectrum....minimize the mean-square error for a signal with a given power spectral density.

http://www.mathworks.com/matlabcentral/fileexchange/24666

Gadget Power Spectrum

finds the cosmological power spectrum from a n-body simulation using the mpi fftw library. may be run as a parallel computation for increased resolution. reads in binary gadget2 files. .2008-04-28 .

http://sourceforge.net/projects/powerspec/

spectral

dt,win,wn,ftype,n). description:. calculates the spectrum for x.... periodogram method. the confidence intervals are calculated. using the inverse of chi-square cdf.... f = frequencies. t - periods. m - magnitude. a - amplitude. s - power spectrum, sxx(win), [power]. psdw - power spectral density,

http://www.mathworks.com/matlabcentral/fileexchange/11689

Building COM Components Using MATLAB - Part I

developers can do modeling and analysis in matlab and convert the models to ...some noise to original signal and the other for computing power spectrum (a measurement of power at various

http://www.codeproject.com/KB/COM/COMBuilder_1.aspx

specwelch

dt,w,nsg,pnv,wn,ftype,n). description:. calculates the spectrum for x. using welch's method. the confidence intervals are calculated. using the inverse of chi-square cdf.... t - periods. m - magnitude. a - amplitude. s - power spectrum, sxx(win), [power]. psdw - power spectral density,

http://www.mathworks.com/matlabcentral/fileexchange/11690

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