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updated 1 month ago

TimeseriesFromPSD.m by Michael

Create timeseries from a given double-sided PSD (timeseries from psd, spectral density, white noise)

TimeseriesFromPSD(Sxx, fs, T)

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updated 10 months ago

MatLab Solutions: "Introduction to Digital Signal Processing: A Computer Laboratory Textbook". by Ilias Konsoulas

These files are the MatLab solutions of exercises contained in the above DSP lab textbook. (dsp, digital signal proces..., discrete fourier tran...)

AD_DA(x,Xmin,Xmax,Levels)

conv_DHT(x,y)

conv_DHT2(x,h)

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updated 1 year ago

filter4fun by Per Sundqvist

Filtering signal with analytic filter function. Have limitations, but works well. (filter, fft, ifft)

y=filter4fun(fun,t,x)

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updated 1 year ago

Numerical Inverse Laplace Transform by Tucker McClure

Numerical approximation of the inverse Laplace transform for use with any function defined in "s". (inverse laplace trans..., laplace, talbot)

Examples of Numerical Approximation of the Inverse Laplac...

euler_inversion(f_s, t, M)

euler_inversion_sym(f_s, t, M, P)

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updated almost 2 years ago

Audio Equalizer by Grant Lohsen

Modify an input signal to match a given power spectral density. (nsd, psd, audio equalizer)

fEqualizer(Signal, SampleFrequency, struct_PSD)

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updated 2 years ago

IFFT using FFT by Denny Hermawanto

Computes IFFT of Signal Spectrum (ifft, fft, signal processing)

myfft16(x);

myifft16(x)

test_ifft.m

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updated 3 years ago

Root Mean Squared by dberm22

This set of two functions returns the root mean squared of any 1-D signal. (rms, frms, root mean squared)

frms( S )

rms( s )

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updated 3 years ago

Ecuaciones Diferenciales y de Diferencias by Roberto Herrera

Solución de ecuaciones diferenciales en forma simbólica y de diferencias en gráfica y simbólica (mathematics, fourier, dirac)

ecuadiferedydiferen.m

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updated 3 years ago

Interplay of fft, ifft, fftshift, and ifftshift in MATLAB by Shalin Mehta

This file clarifies assumptions about the position of origin in computation of DFT (fft, ifftshift, fftshift)

HowSwappingWorksInFFTandIFFT.m

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updated 3 years ago

conv2fft_reuse by Felipe G. Nievinski

Reuse intermediary results in multiple related convolutions with the same data but different kernels (convolution, fft, ifft)

conv2fft (h, X, shape, Xfft)

dirup (dir)

filter2fft (h, X, shape, Xfft)

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updated 4 years ago

fourier descriptor by michael scheinfeild

describe shape using fourier coefficients (fourier descriptor, shape, shape classification)

[new_indeces]=find_close_indeces(im_in)

make_fft_sec(image_edged,ncoef)

test_fourier.m

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updated 5 years ago

FFT filter - clean your signals and display results! by Shmuel Ben-Ezra

Perform Fourier transform, filter in frequency domain, reconstruct the signal. (fft, ifft, dft)

fftf(t, x, varargin)

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updated 5 years ago

wimax physical layer simulation by Deepak Rathore

Wimax physical layer simulation using mandatory channel coding. (cofdm, ieee 80216e phy layer..., rscc)

[a]=berplot(SNR,ber,rate_id)

[data_out]=convolution(data_in,rate_id,TxRx)

[data_out]=deinterleav_d(data_in,rate_id)

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updated 7 years ago

FourierTransform2.m by Carlos Adrian Vargas Aguilera

Fourier complex transform of a 2D real field. (spectral analysis, fourier, spectrum)

fouriertransform2.m

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updated 7 years ago

InverseFourierTransform2.m by Carlos Adrian Vargas Aguilera

Inverse Fourier complex transform of a origin-symetrical complex transform (result 2D real field). (spectral analysis, fourier, spectrum)

inversefouriertransform2.m

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updated almost 8 years ago

InverseFourierTransform.m by Carlos Adrian Vargas Aguilera

Gets the real time series from the complex Fourier transform. (spectral analysis, inverse fourier, time series)

inversefouriertransform.m

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updated 8 years ago

Discrete Multitone Modulation Simulation by Y Sriraja

A script with a strip down version of a DMT Adsl system. (dmt, adsl, qam)

DMT.m

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updated 10 years ago

Fast Deconvolution by Stephen McGovern

Deconvovles one extremely large vector out of another extremely large vector, in reasonable time. (dsp, deconvolution, deconvovles)

[x]=fdeconv(y, h)

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updated 10 years ago

Fast Convolution by Stephen McGovern

Convolves two extremely large vectors in reasonable time. (dsp, fast, convolution)

[y]=fconv(x, h)

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