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**Content Feed**

Array indices must be positive integers or logical values.

When x=1, then X_s(x-1) = X_s(0), which is not allowed in Matlab x = 1 x = 1 x = 2 x = 3 x = ...

18 days ago | 0

Array indices must be positive integers or logical values.

floating point problem; try to use x = round(k/0.2 - 4/0.2 + 1) k = 4.200000000000000 x = 2 k = 4.400000000000...

18 days ago | 1

Remove from a vector a certain number of elements

sim3 = sim1; sim3(sim3==sim2) = [];

18 days ago | 0

| accepted

Index in position 1 is invalid.

i as an index is not defined in your code, Matlab considers it as 1i by default

19 days ago | 0

| accepted

How can i repeat a formula without for loop?

M = [1,2; 3,4]; LM=log(M); A = 1:5; B = num2cell(A); C = cellfun(@(x) {x*LM}, B); D = cellfun(@(x) {exp(x)},C); D{:}

20 days ago | 0

| accepted

Make subplot use the full figure on buttondown click.

The following works as you requested. You can of course modify the code in more elegant way with numbering handles as ax(n) etc...

22 days ago | 0

| accepted

Solved

Triangle Numbers

Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

23 days ago

Solved

Generate a vector like 1,2,2,3,3,3,4,4,4,4

Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

23 days ago

How to superimpose two figure, one to bottom right corner of larger.

fig1 = figure(1); % create figure1 pos1 = fig1.Position; % position of figure1: pos1 = [x1, y1, width1, hight1] pos2 = pos1;...

25 days ago | 0

| accepted

Plot of nested for loop for thickness variable

Place figure(1) with a number before for-loop and use plot(results(:,1),results(:,2)) only once. If you use figure() without an...

27 days ago | 0

| accepted

Error using vertcat Dimensions of arrays being concatenated are not consistent.

It seams that if there is a space between the real and imaginary parts of the number, Matlab considers it as two different numbe...

2 months ago | 0

| accepted

uicontrol callback function with single variable

The following works. Though, I cannot explain why function test(~,~,multiple)

2 months ago | 1

How to find points between two intersecting lines?

myData = [X,Y]; y1 = 3 - X; y2 = 2/3*X + 4/3; Y1 = Y(Y < y2 & Y > y1); X1 = X(Y < y2 & Y > y1); % or X1 = X(Y == Y1) myData...

2 months ago | 1

| accepted

Why are these two ways of writing the same integral giving me different results?

Use the option 'ArrayValued',true pot1=kappa*rho1*integral(f,0,pi,'ArrayValued',true);

3 months ago | 0

Writing titles and x/y labels inside a for loop and if-statements

remove stem(n, x) before if statement

3 months ago | 0

| accepted

3D Plot Color Map Gradation

Try this: cmp=colormap(turbo(256)); caxis([-0.5,0.5]); cmp1=cmp; cmp1(1:128,:)=flipud(cmp1(129:256,:)); colormap(cmp1); co...

3 months ago | 0

| accepted

Matrix display answers without sigmas

You may be running your code in the live editor. Running the code in a usual script or command window displays the result in t...

3 months ago | 0

| accepted

Question

minor grid in consecutive plots

If I run the following code (within a script or command window) several times, then the minor grids will be 'on' only every othe...

4 months ago | 1 answer | 0

### 1

answerHow can I minimize the outer space for the figure or plot

You can do as follows: x=-2*pi:0.1:2*pi; y=sin(x); figure(1) ax=gca; ax.Position=[0.075 0.075 0.9 0.9]; % default position ...

4 months ago | 0

How to make a odd number plot look aligned using subplot or tiledlayout?

Happy with the following? x=-2*pi:0.1:2*pi; y1=sin(x); y2=cos(x); y3=sin(x); y4=sinh(x); y5=cosh(x); figure(1) clf su...

4 months ago | 0

| accepted

How do I create two legends in one GScatter Plot?

Rearrange your code in the following sequence: figure(); clf hold on gs1 = gscatter(data(:,1),data(:,2),target,[],[],20); g...

12 months ago | 0

Question

another app designer tooltip bug?

I have quite a few uicontrols in my_ App, which I have just migrated from GUIDE to Appdesigner. Because HTML does not work in Ap...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to display special characters in tooltip?

Symbols <, > and & are displayed in tooltip in Appdesigner as <, > and & Is the way to display those symbols correctl...

1 year ago | 1 answer | 0

### 1

answerQuestion

Tool tip bug in App Designer?

There is a problem of dysplaying a tool tip when edit field of small size is placed on the edge of app's frame. classdef test2 ...

1 year ago | 1 answer | 0

### 1

answerIndex exceeds the number of array elements (0).

lengths of L and framemax must be equal try L = d2:(d3-d2)/100:d3; framemax = length(L);

1 year ago | 0

Question

multiplication by 0.5 vs division by 2

I tried the following with two options - matrix and scalar clear; N = 1e7; tic for n = 1:N % a=[n n;n n]/2; a = n/2; b...

2 years ago | 0 answers | 1

### 0

answersQuestion

is it a bug?

The code below (i) does not produce an error message about not matching x and y; it can be explained by implicit expansion in ...

2 years ago | 2 answers | 0

### 2

answersQuestion

which way to call function is better?

I have more than hundred of input parameters in myfunc and I am using the following way to call the function after grouping the ...

2 years ago | 2 answers | 0

### 2

answersGUI: Can't access data from another callback function with handles

G A on 31 Aug 2019 at 8:38 Put the line guidata(hObject, handles); at the end of your function control_browse_button_Callbac...

2 years ago | 0

| accepted

How can I generate equal visual witdh bars with bar graph and log absciss scale ?

Instead of making the x-scale logarithmic by set(gca, 'xscale','log'), use linear x-scale and log10(Frequency) as X

2 years ago | 0

| accepted