Réponse apportée
how can find angle for symbolic function
The angle is just: ANG = atan(imag(r2s)/real(r2s));

plus de 13 ans il y a | 1

Réponse apportée
Index exceeds matrix dimensions
I think you mean this: F = randi(100,3840,15); % Random 3840-by-15 H = randi(100,96,15); % Random 96-by-15; J =...

plus de 13 ans il y a | 1

Réponse apportée
Form a matrix from elements of a second matrix
Your question is a little unclear, but I think you can get what you want with logical indexing. idx = Diameter<6; % ...

plus de 13 ans il y a | 0

Réponse apportée
Extract a portion of vector
Say this is your vector: A = [3 4;5 6;8 7;9 8;7 5;5 3;3 9;12 4]; And you want all rows from 5 to the end to be nan: ...

plus de 13 ans il y a | 1

Réponse apportée
how can i show a numerical output in gui
Give this a try: function guitrial S.voltageH = uicontrol('Style', 'PushButton',... 'Str...

plus de 13 ans il y a | 0

| A accepté

Réponse apportée
How to plot several different points from an equation? (Macaulay's notation)
function [ V ] = Untitled2(x) V = zeros(size(x)); V(x<=.76) = 632.568; V(x>.76 & x<=.99) = -2090.455; Now, from ...

plus de 13 ans il y a | 1

Réponse apportée
How to tag output of function which is a vector in a new array/matrix in increasing order?
A{1} = [ 4 3 8 27 10]; A{2} = [4 3 8 27 10]; % etc... Then later you can examine them: A{2} . . ...

plus de 13 ans il y a | 1

Réponse apportée
plot vectors from a point to another point
cla quiver(2,3,5,5,0) % Set scale to zero axis tight As I told you in <http://www.mathworks.com/matlabcentral/answer...

plus de 13 ans il y a | 0

| A accepté

Réponse apportée
plot vectors head to tail
I show you two methods. Both have their uses, so I'll let you decide which fits your needs: % Make a vector from (2,3) t...

plus de 13 ans il y a | 4

| A accepté

Réponse apportée
initialize a MxN matrix with the same number
Another: % Make a 3-by-8 matrix of 9s: A(1:3,1:8) = 9

plus de 13 ans il y a | 17

Réponse apportée
How to "accept" an answer to your question?
Make sure you are logged in. If the question has already been closed you will see "Accepted Answer by ______" to the right of y...

plus de 13 ans il y a | 0

| A accepté

Réponse apportée
Write program by For loop, how can I stop
A=[40 47 50 60 70 75 80 80 90 55]; B(1)=70; C(1)=60; for k=1:9; C(k+1)= B(k)+C(k)-A(k); if C(k+1)<0,bre...

plus de 13 ans il y a | 0

| A accepté

Réponse apportée
How can I call "UNIQUE" function in a MEX file?
Read this document, it describes how to call a MATLAB function from a mex file. doc mexCallMATLAB

plus de 13 ans il y a | 2

Réponse apportée
How to evaluate calback function in edit text uicontrol?
Please do not program callback using strings. Use function handles instead. Save this in an M-file then run the file to see ho...

plus de 13 ans il y a | 3

| A accepté

Réponse apportée
Keeping plot legend in foreground
I cannot reproduce this with: plot(1:10) legend('plot') line([5 5],[0 10]) So I want to ask what your code looks l...

plus de 13 ans il y a | 0

| A accepté

Réponse apportée
evalAt() does not work any way I use it
What do you see when you type these? Do you see the help, or do you see function not found? help evalAt help subs ...

plus de 13 ans il y a | 0

Réponse apportée
Fibonacci function displaying issues
If you choose to use recursion, you will have quite some time with this. I think it is better to use iteration, myself. fu...

plus de 13 ans il y a | 0

| A accepté

Réponse apportée
Error: Function definitions are not permitted in this context. ???
Where did you put that code? You cannot define a function at the command line or in a script M-file.

plus de 13 ans il y a | 0

Réponse apportée
Why am I getting the "Index exceeds matrix dimensions" error when trying to perform triple integral of a function as indicated below? Thanks
You forgot one dot: h=@(x,y,z) cos(x)./sqrt((y.^2.)+(z.^2.)-2.*y.*z.*cos(x));

plus de 13 ans il y a | 0

Réponse apportée
SLICE: Hiding the edges of slice
I am not sure if this is what you have in mind: set(h,'edgecolor','none')

plus de 13 ans il y a | 0

| A accepté

Réponse apportée
I need to plot 8 bit long 256 data in two dimension axis
I have no idea how your data is structured. So I will leave that to you and just show how to label the axes. x = 1:10; ...

plus de 13 ans il y a | 0

Réponse apportée
Trigonometri Problems at atand and acosd
This is perfect for the FZERO function.... fzero(@(z) 54.8-acosd(20./(100-z))+atand(40./(500-z)),30)

plus de 13 ans il y a | 0

| A accepté

Réponse apportée
Probabilty occurence of a number in long number sequence
X = randi(256,1,300)-1; % Data on [0 255] P = histc(X,0:255)/length(X); % Probabilities. [(0:255).' P(:)] % Show ...

plus de 13 ans il y a | 0

| A accepté

Réponse apportée
How can i do this?
One thing I notice in your code. It looks, by the way you index inside the FOR loop, like your image is 3D. If so, the variabl...

plus de 13 ans il y a | 1

| A accepté

Réponse apportée
Need to map values to 0:1 scale for efficiencies..... Help?!
Why not use: semilogy to plot the efficiencies if they vary by orders of magnitude?

plus de 13 ans il y a | 0

Réponse apportée
ismember function too slow
BinA = B(ismember(B,A)); for n=1:length(BinA) do-something with BinA(n) end

plus de 13 ans il y a | 1

Réponse apportée
how to craete a matrix with desired elements
Many ways! What do you have in mind exactly? In the most general form: function A = makematrix() % Help user...

plus de 13 ans il y a | 0

| A accepté

Réponse apportée
How to find the median from each of the column with certain condition
Note that using FIND is not necessary.... x = randn(10,10); indices = abs(x)>2; % This is a logical index. x(indic...

plus de 13 ans il y a | 0

Réponse apportée
Easy GUI - Multiple Errors
Apparently handles.output is the handle to a figure object. What object were you trying to set the string to? Try thi...

plus de 13 ans il y a | 0

Réponse apportée
Time format conversion command
If you have a cell array, I would do this: A = {'36:40.0';'36:40.1';'34:40.3'}; % A cell array B = '${num2str(str2n...

plus de 13 ans il y a | 0

Charger plus