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updated 6 months ago

LiveRecording by Marcus Vollmer

Recording audio signals, live visualisation, spectrogram, save to .wav (recording, audio signal, voice)

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updated 1 year 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

Two-step method by Jacek Urbanek

Instantaneous frequency (IF) estimation based on Two-step method (instantaneous frequen..., rotational speed esti..., spectrogram)

IF=two_step_IF(x,fs,win,df,overlap,start,tol)

spectrogram_JU.m

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updated almost 2 years ago

speccompare by Martin Kuriger

SPECCOMPARE shows the spectral differences of two signals using colors and brightness. (signal processing, spectrogram, difference)

speccompare( X1, X2, Fs, titleString, maxDiff_dB )

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updated 2 years ago

Record, Plot Speech/Audio Signal by Ankitkumar Chheda

This tool will help students to learn recording of audio / speech signal (gui, record, speech)

exp1_GUI(varargin)

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updated 2 years ago

Spectrogram, STFT, with varied kinds of Plots by Shreyes

Plots STFT using line, Stem, Surface, Image. STFT calculation done using in built function (mathematics, statistics, signal processing)

spectrogram_multiplot(plot_type, data, varargin)

spectrogram_multiplot_demo.m

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updated 3 years ago

Matching pursuit for 1D signals by Patrick Mineault

Performs Matching Pursuit on 1d (temporal) signals with custom basis (matching pursuit, basis pursuit, temporal signal)

temporalMP(y,B,nonnegative,maxiter,mindelta,deadzone)

TryTemporalMP.m

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updated almost 4 years ago

Speech Spectrogram by Kamil Wojcicki

High quality speech spectrogram plot generation routine (spectrogram, plot, image)

myspectrogram(s, fs, T, w, nfft, Slim, alpha, cmap, cbar,...

test_myspectrogram.m

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updated 5 years ago

PlotSpectrogram by Peter Kabal

This program plots spectrograms (intensities versus frequencies, plotted against time). (spectrogram, speech)

...

PlotSpectrogram (x, varargin)

SpecColorMap (m, Colors)

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updated 5 years ago

Gammatone-based (auditory) spectrograms by Dan Ellis

Calculates a spectrogram-like time-frequency intensity matrix based on Gammatone filters. (spectrogram, gammatone, auditory)

ERBFilterBank(x, fcoefs)

ERBSpace(lowFreq, highFreq, N)

fcoefs=MakeERBFilters(fs,numChannels,lowFreq)

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updated almost 6 years ago

CEF2Waterfall - CEF 2.0 data file to RF spectrogram by Ben Witvliet

Function to import a CEF 2.0 file and display a RF spectrogram of the measurement data it contains. (cef, spectrogram, waterfall)

Cef2Mat(filename,datadir);

Cef2Waterfall_v1_00(filename,out_choice,datadir,outdir);

A_DEMO_OF_Cef2Waterfall_v1_00.m

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updated 6 years ago

evaluating SHORT TIME FOURIER TRANSFORM of a stationary signal by payel mukherjee

the STFT of a nonstationary signal taking highly overlapping rectangular window. (rectangle, signal processing, matrix)

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updated 6 years ago

High resolution spectrographic routines by Sean Fulop

Files for computing the reassigned power spectrum and spectrogram, going beyond Fourier analysis (spectral analysis, spectrogram, reassigned spectrogra...)

Nelsonpower(signal, Fs, low, high)

Nelsonpower(signal, Fs, low, high)

Nelsonspec(signal, Fs, window, overlap, fftn, low, high, ...

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updated 12 years ago

GUI Segmentation of a Wav File by Zhihua He

.wav file can be segmented and saved through GUI. (dsp, wav, sound file segmentati...)

[FileNum,MaxLength]=FileNormalization(CurrentPath)

[Fs,Siz,MaxLength]=WaveSeg(StartFrame,Startfile,CurrentPa...

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updated 12 years ago

Spectrogram (Short-time FT log magnitude) by Sean Fulop

Computes the Short-time Fourier transform and displays as grayscale image or 3-D surface (spectral analysis, spectrogram, shorttime fourier tra...)

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