Answered
regexprep - may the replacement string contain a variable?
Does this work? regexprep(str, '(xx$i,)BE($)', ['$1',q,'$2'] )

12 years ago | 0

| accepted

Answered
How do I write a script for a GUI.m file that allows me to press a button, choose a (*.csv) file and then copy this (*.csv) file to the current folder so it can be used for an existing simulation?
You need to make complete pathnames. One way to do it is to concatenate the output from UIGETFILE and also to concatenate the d...

12 years ago | 0

| accepted

Answered
Using "find" for finding decimal values
MiauMiau, the numbers you are looking for are obviously different from the short format you see. Do this: [~,idx] = min(...

12 years ago | 1

| accepted

Answered
How to add a timer
Here is a simple example. You should be able to adapt the concepts to your GUI or whatever. function [] = gui_timer() ...

12 years ago | 0

Answered
Changing the colour of a plot
load Data S = surf(x1, y1, z1); % Original to compare figure S2 = surf(x1, y1, z1); set(S2,'facecolor','interp','C...

12 years ago | 0

Answered
How to do set subtraction
a = 1:3; b = 2:5; c = setdiff(b,a)

12 years ago | 4

| accepted

Answered
How to vectorize a find
The last statement you show _is_ vectorized, so the question is ill-posed. I think what you are asking for is a way to speed up...

12 years ago | 2

| accepted

Question

Where is a list of eventtypes for listeners?
_Usually_ I think MATLAB has excellent documentation, but there are occasions when I have to pull my hair out looking for someth...

12 years ago | 2 answers | 6

2

answers

Answered
How to constantly update a plot off of a slider being pulled
Yes. function [] = slider_plot() % Plot different plots according to slider location. S.fh = figure('units','...

12 years ago | 0

Answered
If , while with or
Did you look at the documentation? doc while In the documentation are examples. a = 1; b = 10; c = 20; d...

12 years ago | 1

Answered
Does logical indexing have a direct inverse?
Simple example: A = randperm(4); X = [0 1 0 1] B = A(X~=0) clear A Now _just look at_ X and B. By looking at j...

12 years ago | 0

Answered
How do I plot specific values from a matrix
idx = A(:,4)==3.7 & A(:,2)==1.2; plot(A(idx,1),A(idx,5)) Beware floating point issues!

12 years ago | 1

Answered
Correction function for graph
Use the SURF function to make a surface. doc surf

12 years ago | 0

Answered
UICONTEXTMENU will not appear on GUI
You need to set the uicontextmenu property, not assign a parent. S.fh = figure; cmenu = uicontextmenu; bgmenu = uim...

12 years ago | 0

| accepted

Answered
Compare two vectors for similarity
What is the criteria for 'almost similar' in your application? 90% same exact values? 90% of the values in one vector within 9...

12 years ago | 0

| accepted

Answered
For Loop runs too many times
I am confused about your question. You say you want to have C be a 2-by-3-by-4 array at the end of the loop, correct? That is ...

12 years ago | 1

Answered
Reference to non-existent field 'aD42'? Please help.
Use this line: solaD = solve(eqaDx,eqaDy,ep5z,aD42) Instead of the one you use for solaD. The problem is you have three...

12 years ago | 0

| accepted

Answered
Product of probabilities by group
Here is another method. This might work best if you have groups in increments of one because it uses the group number as the in...

12 years ago | 1

| accepted

Answered
Predefined variables k, z? Ans Help
k is a integer constant: Any integer k gives another solution. This is common with periodic functions. z is probably any comp...

12 years ago | 0

Answered
GUI differences among different users
Set the renderer of the GUI figure to painters or zbuffers and try again.

12 years ago | 0

Answered
Gamma function in MATLAB
syms s y I = int(s^(1/40)*exp(-(y-5)^(2)/(2*s^2)),s)

12 years ago | 0

Answered
How does one add multiple objects at random postions?
Add 5 of them: for ii = 1:5 mge_add_object('name','bear1','type','obstacle','pos', [randi(5),rand...

12 years ago | 0

Answered
Problem with datestr e datenum
>> data_even = {' 31/10/2012' ' 31/10/2012' ' 01/11/2012' ' 01/11/201...

12 years ago | 0

| accepted

Answered
In a MatLab plot, when is 'box on' the default, and when is it not?
I see you were not just using the PLOT function. The STAIRS function sets the box to on (line 99 in stairs.m). Thus as I s...

12 years ago | 0

Answered
Select a radiobutton.Calculate derivation or integration.
If you put the code in SelectionChangeFcn, then the integral or derivative will be computed as soon as the user changes radio bu...

12 years ago | 1

| accepted

Answered
how can i determine whether a matrix of any size is sorted or not (by rows and by columns)?
See the help for the ISSORTED function. help issorted

12 years ago | 0

Answered
Need help with edit box in matlab gui
n = str2double(get(handles.edit2,'String'));

12 years ago | 0

| accepted

Answered
Vectorize sum of discount rates
R = 5; cumsum(R.^(0:4))

12 years ago | 0

| accepted

Answered
Matlab out of memory when use index to access an element of an array
You are probably seeing copy-on-write behavior. When you first assign the value of rows to cols, MATLAB doesn't actually create...

12 years ago | 3

| accepted

Answered
how to simplify multi- if statement
STR = char(65:90) KEY = randi(10000,1,length(STR)) But what are you going to do with these that you would need an IF blo...

12 years ago | 0

| accepted