Answered
Error using plot: Not Enough Input Arguments
Your data is not in right format. Here is one way to convert the string to number. % Experiment 4 % Computations and Generate...

5 maanden ago | 1

| accepted

Answered
How do I write several variables to a table with row labels?
% Your data MeanAmplitude = rand(); AmpError = rand(); MeanFrequency = rand(); FrequencyError = rand(); % Name can be an...

5 maanden ago | 1

| accepted

Answered
How to rotate a map?
It is upside down. Add the following: axis xy

6 maanden ago | 0

Answered
What is different between FFT and SHIFTFFT
First, it is not correct to say which is better unless you define what is "better". fft(x) has better resolution but higher si...

6 maanden ago | 0

| accepted

Answered
How to close only anova figures
How about collecting the desired figure handles in an array when creating the figures, such as h(i) = figure(...); At the en...

6 maanden ago | 0

Answered
I want to view a formula as a mathematical expression and not a single line
For displaying the formatted formula, you can use "livescrip". Simply save your file as ".mlx" file and run it. syms a b c sy...

6 maanden ago | 1

Answered
How to add a single line to my plot??
Your specification is not clear and this is a guess. x = 2*rand(10, 1); y = 2*rand(10, 1); scatter(x, y) hold on dx = 0.1; ...

6 maanden ago | 1

| accepted

Answered
How to add legend in CIE diagram
plotChromaticity hold on x = rand(1,4); y=rand(1,4); name =["red", "blue", "green", "yellow"] for i=1:length(x) hs(i) ...

6 maanden ago | 1

| accepted

Answered
Scatter not showing full precision of data.
websave("data.mat", "https://www.mathworks.com/matlabcentral/answers/uploaded_files/1514124/data.mat") load("data.mat") figure...

6 maanden ago | 0

Answered
Loop over combinations of elements of several vectors
You can use combinations. % arbitrary number of vectors with arbitrary size v{1}=rand(3,1); v{2}=rand(2,1); v{3}=rand(2,1); ...

6 maanden ago | 0

Answered
Use sky colormap in old Matlab version
Copy the following data: c = sky(256); for i=1:height(c) fprintf("%9.6f %9.6f %9.6f\n", c(i, :)) end

6 maanden ago | 1

| accepted

Answered
code correction : subplot in for + length problem
figure for N = [10,40,100] subplot(2,1,1); hold on [axe,formula] = passe_bas(N); % brackets above st...

6 maanden ago | 0

Answered
Export of table results in PDF
You can use livescript. Then you can hide the code and export to pdf. For example t=array2table(rand(3,2)); disp(t) Or you c...

6 maanden ago | 0

Answered
Unwanted contour lines generated by contour()
Yo5ur function curve has very abrupt change near the ege (see one vertical slice of data). Therefore you will see many contour ...

6 maanden ago | 0

Answered
Greetings! I'm looking for assistance in understanding what's causing the problem in my code.
y = determineMode(4, 5, 6, 1, 2) function y = determineMode(teg, pv, pzt, ~, D, ~, ~, ~, ~) % Inputs: % teg: Voltage ...

7 maanden ago | 0

Answered
Not enough inputs with input parser
F = @(x) x.^2.*sin(x)-0.2.*x.^3+3.*x.^2+x-4-0.005.*x.^4; nx = newtonsMethod(F,6.5) function x = newtonsMethod(func,guess,tol,d...

7 maanden ago | 0

| accepted

Answered
How can I add recession bars to a time series plot?
data = readtable('https://www.mathworks.com/matlabcentral/answers/uploaded_files/1488862/example_data.xlsx'); y = data.var3; x=...

7 maanden ago | 1

| accepted

Answered
Quiver. Make wind scale of 1m/s inside plot
[x, y] = meshgrid(-2:.2:2); z = x.*exp(-x.^2-y.^2); [dx, dy] = gradient(z, 0.2); sc = 'off'; % scale quiver(x,y,dx,dy...

7 maanden ago | 0

| accepted

Answered
How to plot a bar graph for individual values?
x = 1:2; y = 0:0.1:0.5; z = [0.725, 0.654, 0.543, 0.812, 0.698, 0.456; 0.628, 0.652, 0.783, 0.682, 0.758, 0.765]; b = b...

7 maanden ago | 0

| accepted

Answered
How to make Matlab give different answers for different text inputs of different lengths
A = input('Ask me anything: ','s'); if strcmpi(A, 'Yes') % compare string (case insensitive) disp('Yes') else disp...

8 maanden ago | 0

Answered
How to Pre-allocate a 4D photo array
%Photos = zeros(1920, 1080, 3, 1800, 'uint8'); Photos = zeros(100, 50, 3, 10, 'uint8'); whos

8 maanden ago | 0

Answered
How to check the freqeuncy response of a boxcar filter?
clear all; clc; fs =2000; fc =20/(fs/2); N = 1/fc; h = boxcar(N); % 1/N = fc h = h/sum(h); bcoeff = h; acoeff = 1; ...

8 maanden ago | 0

Answered
Possibilities of using for end loop in code
In MATLAB, you can do it without loop (preferred approach): theta = [0 10 20 30 50]'; r = [9 8 7 6 3]'; y = [...

9 maanden ago | 0

Answered
Running MATLAB on virtual machine for more memory?
I am running some very time-consuming MATLAB scripts on my laptop and it keeps on running out of memory. ==> You may want to c...

9 maanden ago | 0

Answered
How to extract coefficients of custom variables in symbolic expression in MATLAB?
Let iB=1, jB=0 and kB=0. Then compute omegaB.

9 maanden ago | 0

Answered
find numbers in a string
s = 'E_Field (Farfield) (Cartesian) (-0 -173.648 983.808)(Abs) (cosim Tran1).txt'; s1 = 'E_Field (Farfield) (Cartesian) (-0 -1...

9 maanden ago | 0

Answered
How to segment a curve into linear and nonlinear pieces
load(websave("DatasetXY.mat", "https://www.mathworks.com/matlabcentral/answers/uploaded_files/1437433/DatasetXY.mat")); whos [...

9 maanden ago | 0

| accepted

Answered
Summing up subsequent rows if equal
A = [ 2 3 5 3 4 5 2 3 5 3 4 5 5 6 6 2 3 5 5 6 6 3 4 5 ]; ...

9 maanden ago | 0

Answered
How can to compute the following case?
load(websave("D.mat", "https://www.mathworks.com/matlabcentral/answers/uploaded_files/1436693/D.mat")); for i=1:size(D, 1) ...

9 maanden ago | 0

Answered
how to smoothen this calor bar image
n = 17; x =0:n-1; y=0:n-1; a = randn(n, n); subplot(121); imagesc(x, y, a); xlim([0 n-1]); ylim([0 n-1]); subplot(122); ...

9 maanden ago | 0