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**Content Feed**

Extract Tables from within a cell

s = load("Tables") % i-th tables i = 1; t = s.Tables{i}

circa 8 ore ago | 0

Populating a vector between upper and lower bound?

e0 = 0; % Initial strain values e_max = 4; % Max strain values inc = 1; % +ve increase, -ve decrease e_t ...

circa 10 ore ago | 0

| accepted

same number in the vector

h=[0.12;0.1;0.1;0.04;0.04;0.04;0.1;0.1;0.1;0.06;0.1] hu = unique(h); idx = sum(h -hu' == 0) > 1; hrep = hu(idx)

circa 10 ore ago | 0

| accepted

cluster points within given radius

n = 300; R = 350; x0 = 50; % Center of the circle in the x direction. y0 = 90; % Center of the circle in the y direction. an...

circa 12 ore ago | 0

Subplot with Geoaxes.

"geoaxes" cannot be the child of subplot. But we can set its position as follows (2x2 grid for example): for i=1:2 for j...

circa 14 ore ago | 0

Getting the a day of a month based on Vac(day,month)

calendar(2021, 3)

circa 14 ore ago | 0

convert real numbers to img form

a = 8 b = a*1i % method 1 c = complex(0, a) % method 2

1 giorno ago | 1

Restricting time on graph with given time

a = datetime(2021, 1, 1:365); b = rand(size(a)); plot(a, b) idx = find(month(a)==1); xlim([a(idx(1)), a(idx(end))])

1 giorno ago | 1

How to add a cylinder to a scattered plot

% A = load ('Data.txt'); A = 0.05*rand(8, 4) x = A (:,1 ) ; y = A (:,2 ) ; z = A (:,3 ) ; Amplitude = A (:,4) ; scatter3 ...

1 giorno ago | 0

| accepted

Calculating mean square difference (MSD) of two matrices

Im = [0 252 204; 221 135 58; 156 122 127] Im2 = [169 250 237; 186 196 148; 227 148 4] F2 = sum(sum(mean(Im...

2 giorni ago | 0

| accepted

how to save variable as txt in a specified location with variable value appearing in the file name

a=1; % amplitude du faisceau gaussien x=linspace(-50,50,100); dx=50/2.355; % widthn f=a*exp(-0.5*(x./dx).^2); [pks, locs, wi...

3 giorni ago | 0

| accepted

Quiver plot when axes scale are too different result in very ugly plots

load("quiverPlotVariables.mat") whos % You need to scale the vdot and/or psidot so that they are representing % the true orie...

5 giorni ago | 0

How can delete the variable part?

s = load("T9S11.mat"); x = s.T9S11 x(2:2:end,:)=[]

5 giorni ago | 1

| accepted

repmat usage for cellarray

data_string = reshape(char(32:127), 3, []) % some characters32 x 3 char aray cell_array=repmat({data_string},1,3) cell_array{...

9 giorni ago | 0

Append vector into zero matrix

v = zeros(5, 3); x = randn(3,1); n = numel(x); for i=1:size(v, 2) v(i-1+(1:n), i) = x; end v

10 giorni ago | 0

| accepted

benefits of using "Structs" over "Cells" in MATLAB/Octave?

See the documentation: https://www.mathworks.com/help/matlab/matlab_prog/cell-vs-struct-arrays.html Struct use field name to ac...

10 giorni ago | 0

Marker edges, line width and legend

xx=linspace(0,12); figure(1) plot(xx,sin(xx),'LineStyle','-','LineWidth',2,... 'Color','red', 'HandleVisibility','off');...

10 giorni ago | 0

Modify a text file

% Assume that your text file is data.txt s = fileread("data.txt"); s = strrep(s, '4.500000e-001', '0.8000'); fid = fopen('d...

10 giorni ago | 0

nanstd use in matlab

You are using default normalization "[]", which normalised the std by (N-1). If you want to get 0.0129, you need to change [] i...

10 giorni ago | 1

| accepted

What's wrong in the code? I cant generate the same graph as the question required.

x = -5:0.1:5; y = sin(x.^2).*exp(cos(x)); plot(x,y)

10 giorni ago | 0

| accepted

I have problem with while loop.

Make the following change: %while (szb(1,1)~=szA(1,1) && szb(1,2)~=1) while (szb(1,1)~=szA(1,1) || szb(1,2)~=1)

10 giorni ago | 1

| accepted

Solution found by matlab is too big to use

There are two solution of the equation. You need to select one. The modified code choose the 1st solution. You can always to ...

10 giorni ago | 0

How to create one common colorbar and colorscale for subplots

You need to add in the following inside the loop for each subplot: caxis([0 60]); % adjust the number 60 or find the value fr...

11 giorni ago | 0

| accepted

Trying to do product of eigenvalues collected from a matrix

First the difference "e" (as below) will not be perfectly 0 and it is subjected to computational accuracy. Second, the eigen va...

11 giorni ago | 0

Why does my function return a single value instead of an array? I need it to return an array so I can plot it.

Use ./ instead of / for array operation. [Note that there is division by 0 in your equation] Dn2 = @(n) (1-exp(-1j*pi*n/2))./(...

11 giorni ago | 0

Using textscan() to get data from a TXT file, but all cells are NaN

Your format specifier is not correct. s=["1,2,3,4" "2,4,5,7"] V = textscan(s(1),'%f %f %f %f','Delimiter',',') V = tex...

11 giorni ago | 0

| accepted

Reshape a row vector and convert it to a cell array

x = [1:10, 101:110, 11:20, 111:120]; x = reshape(x, [20, 2])'; C = mat2cell(x, [1 1], [10 10])'

11 giorni ago | 1

How to fix this error in interp1?

R = 1e3; % resistor value [Ohms] C = 1e-6; % Capacitor value [Farads] H = tf([R*C,0], [R*C,1]); % plot a bode plot (3dB frequ...

11 giorni ago | 1

Precision number throughout scripts and functions.

You can use "format" command to specify a format such as short, long, shortE, shortG. "doc format" for more information. If yo...

12 giorni ago | 0

Rotating 3D data

clc; clear all; close all; x = linspace(-10,10,49); y = linspace(-10,10,44); [X,Y] = meshgrid(x,-y); Z = zeros(44,49); Z = ...

12 giorni ago | 0

| accepted