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How to interpolate/resample an irregular dataset into 1 step spacing?
hello Becky try this the second case means you ask interp1 to do extrapolation, as your original x data do not covers the en...

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How to simulate data from txt correctly?
hello I tried to reproduce your problem , but got the right output , not what you show... hope the attached files can help you...

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import a certain text file .txt from a specific folder
hello again for numerical arrays use readmatrix instead of importdata folder = 'C:\Users\Alberto\....'; % folder where the .t...

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save .TXT inside a specific folder
hello try this new_folder = 'C:\Users\....\Folder A' A = ; % matrix 200x3 double save(fullfile(new_folder, 'file.txt'), 'A...

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How can I write self-invoking code for hundreds of wav files for the same loop and call those files to matlab?
hello something like this ? this demoes the excellent FEX submission Natural-Order Filename Sort - File Exchange - MATLAB ...

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Identify lines that have a repetition (unique function)
hello simply this now the 4th column is your repetition quantity a=readmatrix("file.txt"); [output,ia,ic]=unique(a,'rows'...

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How to compute the correlation coefficient in the two data set.
hello so once we have digitized the picture with grabit , we have two data mat files (attached) available for further processi...

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Fourier Transform of window functions
hello maybe this can help you wL = 30; % window length win1 = hanning(wL); win1 = win1/sum(win1); % normalize win2 = t...

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Downsampled data exceeds the input data
a demo is maybe more efficient here so the original data gets resampled at 60 Hz by using only the start / end points of the t...

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smoothing with Gaussian Kernel for loop problem
hello try this lambda = 0.05; tv = (1:1:1000)'; nv =length(tv); ys = sin(4*pi*tv./max(tv))+0.25*rand(nv,1);% dummy data...

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Correlation of similar Signals
hello maybe this ? define a buffer lenth and an overlap (here I took the max possible overlap) and use corrcoef (take the no...

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Import not consistent table data
hello again so this first simple code will extract the data as one single block if you need to separate the data in individu...

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date time from filename
hello try this code below I use fullfile instead of your method to concat folder and basename your path and filenames shoul...

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creating the chorus effect without using a loop
hello the chorus effect is basically a multiple echo effect ; the echo by itself is a delayed version of the original signal ,...

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How can I disregard part of the signal when calculating midline of my data signal?
hello see code below for midline and signal oscillation frequency computation (cycle to cycle "zero" crossing detection) a PI...

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Import multiple .txt files and add separate arrays for each
hello Alex see code below natsortfiles may be an option if there is a stringent need to process the files in a truly sorted ...

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How to smooth the curve indicated on the image?
hello you can try this adjust the amount of smoothing (and window type ) in this line : rs = smoothdata(r_new,'gaussian'...

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How can I boost audio with a peak filter?
hello according to the doc Design second-order tunable notching and peaking IIR filter - Simulink - MathWorks France this i...

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Collect several satellite images from the INPE/CPTEC collection
hello Augusto try this code as far as I could find out there are pictures available with a time delta of 10 minutes choose ...

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How to fit a data to a model without using Statistical Toolbox?
hello @Decy it seems the model choosen is not realy a good match with the data (or vice versa) here a demo using fminsearch wi...

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Find all global minima und maxima of an Graph
hello Benedikt someone will probably tell you how findpeaks is powerfull but sometimes I simply prefer to rely on old but good ...

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Generating sequences with minimal overlap
hello maybe this ... the result appears in store_str (in your command window) % init edges = (1:1:9); k = 0; store = [];...

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Check the data and replace it with corresponding values
hello Adeline try this code to make it a bit more compact and faster I remove the empty columns in your data file. the code w...

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Script for audio analyzing
hello try this code FYI, having the sampling rate at 1MHz is massive overkill if you intend to analyse only below 1 kHz. I...

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How can I find data on excel file and paste it back on excel?
hello you can try this code it could be made a bit simpler bu using the fact that the data to be retrieved from sheet 2 foll...

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FFT spectral leak?
hello the amplitude accuracy depends if your signal frequency matches or not the fft frequency vector bins . If not your estim...

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Problems using 'tfest' for generating transfer function
hello again here a bunch of files to post process your data I don't have the ID toolbox but I have the Signal Processing Tbx...

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TXT File Population with Arrays and Text
hello maybe not the cleanest code but writecell make this doable without to much headaches % export results to txt filenam...

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Collect cmorph data through matlab command window
Quick and dirty fix for the date , as we have it in the nc file name % Download the CPC data used in the script below % Direct...

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I want to generate a lateral speed plot with range of forward speeds
hello you can do a for loop a = 1.34; L = 2.851; m = 2425; Iz = 2700.0; Caf = 1900; Car = 2000; b=L-a; g=9.81; ...

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