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normal distributed numbers around a specific value
Using normrnd (if you have the Statistics and Machine Learning Toolbox) % Parameters mu = 50; % Mean (the specific value aroun...

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How can I analyze the sum and product together in a code?
An initial Idea: % Assuming the Excel file is named 'alpha_values.xlsx' and the values are in the first column alpha = xlsread...

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How to multiply matrices randomly?
% Parameters d1 = 258e-9; % meters n1 = 1.45; d2 = 163e-9; % meters n2 = 2.3; totalLength = 200e-6; % meters layerCount = ...

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Fourier Series Curve Fitting and giving its coefficient with respect to eqaution
An initial idea: % Corrected initialization of x and y arrays with multiline syntax x = [0.015404238, 0.027389034, 0.03937383,...

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str2num sending figures to printer, is there an alternative?
% Example text line that might be read from your file textLine = 'The result is 42 and not 43.5 or any other number like -1.23e...

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index exceeds array bounds
load('data') % Assuming 'data' is your matrix % Find rows with any zero element rowsWithZero = any(data == 0, 2); % Remo...

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how can I plot
sigma_0 = 2; r = 1:0.1:2; % Range of r theta_deg = [0, 90, 180, 270]; % Angles in degrees theta_rad = deg2rad(theta_deg); % C...

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How do I plot a function up to a certain value and start another function at that value for the same plot?
% Calculations for tilting ONLY AC = 2.125; Fc = 8130.0375; BD = 2; A = 0.03^2 * pi; % Varying angles a = 0:45; % Angle...

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How to replace elements in part of a matrix that meet a certain criteria?
% Assuming A is your sparse matrix and 'rows' is the 1D array of row indices you're interested in [rowIdx, colIdx, values] = fi...

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for-loop from an if-statement
% Prompt the user to enter the number of grades N = input('Enter the number of grades you want to classify: '); % Initialize...

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Plot the same data once normalized values on the left y-axis and once with units on the right ; the same for bottom and top x-axis
% Sample Data c = [2.88 1.27 100780000.00 44526000.00; 2.88 1.27 100860000.00 44561000.00; 2.89 1.28 100940000.00 44599000.00; ...

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If statements and strcmp function
angle = input('Enter an angle: '); units = input('Is it in degrees or radians? ', 's'); % Normalize the case of the user inp...

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Why does the fft function cut in half the amplitude of my signal?
N = numel(data); freq = [0:N-1] / N * dq.Rate; X = fft(data); % Apply the window correction if you used a window function ...

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graph the parametric surfaces
% Define the parametric surface function r(u,v) r = @(u,v) [u.*v, u.*v.^(-2); u.*v.^(-2), u.^(-2) - v.^(-2)]; % Define the r...

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error in 3d plotting.
% Define the ODE function according to your problem statement. % It's important to ensure that this function correctly models t...

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function calling in Matlab visualization in ThingSpeak
% Main script for MATLAB Visualization % This could be any code that reads and processes data from your ThingSpeak channel %...

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How can I replace data on the axis to become u horizontal and y vertical?
y = 0:0.01:5; t1=0.1; t2=3; t3=5; t4=10; nu = 5; u0=1; figure(1) hold on u1 = u0.*erfc(y./2.*sqrt(nu*t1)); u2 = u0.*erfc(...

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Opening .m Files on Linux
1. Create a MATLAB .desktop File First, check if a MATLAB .desktop file already exists in /usr/share/applications/ or ~/.local/...

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how can i find matrix spectral decomposition in matlab
If you can't get access to the Control System Toolbox, you can manually perform spectral decomposition for a 2x2 matrix like H =...

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how can we do a fourier transform of continuos elliptical slip distribution?
% Define parameters Lx = 100; % Length of the fault in x-direction Nx = 512; % Number of points in x-direction A = 1; ...

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Find the maximum number of decimal places in a set of numbers
Given a vector or matrix of values, calculate the maximum number of decimal places within the input. Trailing zeros do not count...

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How to speed up pcolor and waterfall for large arrays?
Initial concept: originalData = rand(32000, 1000); % Example large dataset factor = 10; % Downsampling factor % Downsamplin...

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I am trying to solve the following problem and got stuck if you can give some guidance
Looks like a MATLAB Cody Problem. One of the many approaches that may exist: x = [1.000 1.04 0.22 10.1; 2.05 2.33 4.1 1000.3...

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what does eps(x) do ?
The function eps in MATLAB, which stands for epsilon, is used to determine the relative accuracy of the floating-point arithmeti...

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Problem with Simscape Onramp
@Leo MathWorks Support Team(@MathWorks Support Team) will be able to help. Better to let them know. ---------------------------...

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MATLAB does not run on new iMAC
@Solke Bruin Do a fresh install(re-install) of MATLAB. ------------------------------------------------------------------------...

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why i got this error when i want to use GPU to accelerate the simulation?
Verify the MinGW version compatability with GPU Code Generation. --------------------------------------------------------------...

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Index exceeds matrix dimensions.
clear; clc; close all; % Parameters numVehicles = 100; % Number of vehicles numEdges = 3; % Number...

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How does wblrnd generate random numbers?
rng(52); % Setting the seed for random number generation once for `a` a = zeros(1, 5); for i = 1:5 a(i) = wblrnd(4, 3); ...

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how to generate random number
k = 3; randomNumbers = 1 + rand(1, k); % Generate k random numbers between 1 and 2 randomNumbersSorted = sort(randomNumbers);...

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