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**Content Feed**

Reading CSV file within Matlab exe gives unexpected result

Problem was solved by decrypting the CSV files before being used by the Matlab exe (the files were encrypted).

3 months ago | 0

| accepted

Question

Reading CSV file within Matlab exe gives unexpected result

Hello, I have a Matlab script that I want to compile into a standalone exe. The script reads a CSV file (the path to which is i...

3 months ago | 1 answer | 0

### 1

answerQuestion

Does Matlab provide online linear fitting?

Hi all, I am looking for Matlab function or framework to perform linear fitting online, meaning I am looking for updating my li...

8 months ago | 1 answer | 0

### 1

answerQuestion

Fake differences between figures generated on different machines

Hi all, Matlab figures generated on different machines cannot be compared pixel-to-pixel. In the attached left-hand figure, y...

9 months ago | 0 answers | 0

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answersQuestion

Distinguishing between boards based on connection type

Hi all, I have two development boards that I can connect to using Matlab. One uses a USB connection, while the other one an Eth...

1 year ago | 0 answers | 0

### 0

answersQuestion

Inaccurate results when writing xls through writetable

Hello everyone. I am using Matlab R2021b. I write then save .xls files from a table using writetable. After saving, I write aga...

2 years ago | 1 answer | 0

### 1

answerFind the Averaged periodogram

You need to use Welch’s method for power spectral density estimation. Read the details here, and see the demo below. clc, clear...

2 years ago | 0

How can applied FrFT of an ECG signal estimated as discrete fractional Fourier transform based on Eigen decomposition?

To compute the FrFT, you may use this contribution (I haven't tested myself). If you need the computation to be performed based ...

2 years ago | 0

Hello guys, i need help for estimating FAR from this formula can review my code please

Have you noticed that the distributions defined in your codes are not Gaussian? See the demo below mu = 3; sigma = 1; x = mu-...

2 years ago | 0

How to do a hankel transform on a matrix in Matlab?

The Hankel transform (HT) of a vector is a vector and of a matrix is, naturally, a matrix. You mentioned that in your applicatio...

2 years ago | 0

Docked figures tabs postion from top to left in code?

f = figure; tg = uitabgroup(f, 'TabLocation', 'right'); tab1 = uitab(tg, 'Title', 'Figure 1'); tab2 = uitab(tg, 'Title', 'Fig...

2 years ago | 1

| accepted

what does this Complex values are not supported mean?

tetagrados is a vector of complex numbers. So, first of all, notice that the function plot throws a warning and plots only the r...

2 years ago | 0

| accepted

How do I sort files by part of their filename?

You can use the following to search for files in the current folder that have a specific name format: P = dir('*I=0.5') % P = ...

2 years ago | 0

Invert a histogram by emphasizing on the valleys

One way to do that probably is by subtracting the rate in each bin from the maximum rate. Below is an example with normal distri...

2 years ago | 1

| accepted

How to denoise chirp signal in low SNR condition with NLMS or any other methods?

As I mentioned in my comments to your question, it is recommended that you experiment with some state-of-the-art time-frequency ...

2 years ago | 1

| accepted

How to find the maximum of peaks ?

Below, I am proposing an implementation of what I understood to be your task. You have to experiment with the findpeaks multiple...

2 years ago | 0

| accepted

Making a matrix of R*C size that takes the values randomly from an array- Y.

i1 = 7; i2 = 8; y = [1 6 1 8 4 5]; randIdx = randi(length(y), 1, i1*i2); data = reshape(y(randIdx), i1, i2)

2 years ago | 1

How can I interpolate rows in an array with a loop?

if A is an array, then Matlab will throw an error, as you are using curly braces for indexing. Below is a demo on how to user ...

2 years ago | 0

maxk from subset of array

clc, clear v = [10,22,3,-5,8,6,100,30,12,9]; subIdx = [1,3,5,8]; k = 2; % sort values and get corresponding indices [v...

2 years ago | 0

| accepted

How to remove empty line from struct?

D.f1 = [1 2 3 4 5]; D.f2 = []; % structure with 2 fields D % get fields fields = fieldnames(D) % remove empty fields...

2 years ago | 0

Count the number of times a word appears?

A = {'fishX', 'fishY', 'fishZ', 'fishX', 'fishX'}'; B = [3 3 2 2 2]'; T = table(A, B); groupsummary(T, "A", 'sum')

2 years ago | 1

how to recognize if an element of a cell array is a char vector

c = {'name', 'John Smith'; 'age', 32; 'children', cell(1,2)} cellfun(@ischar, c)

2 years ago | 0

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Creating a mesh in a 3-d plot.

clc, clear, close all opts = detectImportOptions('Data1.xlsx'); opts1 = detectImportOptions('Data2.xlsx'); % Load data ...

2 years ago | 0

| accepted

Linear interpolation two array with target value in one array

Try this clc, clear A = [483, 427, 306, 195]; B = [0, 0.25, 0.5, 0.75]; % assume that these are your target values targ...

2 years ago | 0

I need help with converting hourly data to daily summation inside a cell

Note that the data type in the column date is char, not datetime. Try the following: clc, clear load('example.mat'); data...

2 years ago | 1

| accepted

Struggling to create STFT form FFT

There are several open-source Matlab-based time-frequency toolboxes, which all provide implementations of the STFT. Check some o...

2 years ago | 0

| accepted

Please help: ' Dimensions of arrays being concatenated are not consistent'

clc, clear d = load('Data.mat'); idx_lheel_start = find(strcmp(d.data_raw2(:, 2), '"Left Heel"')); idx_lheel_end = find(s...

2 years ago | 0

| accepted

Finding Impulse response of LTI system when input signal and output are given.

Below is a code that estimates the impulse response with 3 equivalent approaches: clc, clear inpSig = [1 1 1]; outSig = [...

2 years ago | 2

How to add a new array in the structure?

clc, clear vehicle.genset_model.drag = [4; 5; 6; 7; 8; 9; 10]; % save structure array in 'data.mat' save('data.mat', 'veh...

2 years ago | 0

| accepted