Beantwortet
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(...

fast 12 Jahre vor | 1

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Beantwortet
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() ...

fast 12 Jahre vor | 0

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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...

fast 12 Jahre vor | 0

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

fast 12 Jahre vor | 4

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Beantwortet
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...

fast 12 Jahre vor | 2

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Frage

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...

fast 12 Jahre vor | 2 Antworten | 6

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Antworten

Beantwortet
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','...

fast 12 Jahre vor | 0

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

fast 12 Jahre vor | 1

Beantwortet
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...

fast 12 Jahre vor | 0

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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!

fast 12 Jahre vor | 1

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

fast 12 Jahre vor | 0

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

fast 12 Jahre vor | 0

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Beantwortet
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...

fast 12 Jahre vor | 0

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Beantwortet
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 ...

fast 12 Jahre vor | 1

Beantwortet
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...

fast 12 Jahre vor | 0

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Beantwortet
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...

fast 12 Jahre vor | 1

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Beantwortet
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...

fast 12 Jahre vor | 0

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

fast 12 Jahre vor | 0

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

fast 12 Jahre vor | 0

Beantwortet
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...

fast 12 Jahre vor | 0

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

fast 12 Jahre vor | 0

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Beantwortet
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...

fast 12 Jahre vor | 0

Beantwortet
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...

fast 12 Jahre vor | 1

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Beantwortet
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

fast 12 Jahre vor | 0

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

fast 12 Jahre vor | 0

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

fast 12 Jahre vor | 0

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Beantwortet
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...

fast 12 Jahre vor | 3

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Beantwortet
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...

fast 12 Jahre vor | 0

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Beantwortet
Subscript indices must either be real positive integers or logicals.
In that line you are indexing k and a as if they were variables. you need to insert a * in two spots. You have 'a(' instead of...

fast 12 Jahre vor | 1

Beantwortet
Plots Stacking when it is unwanted.
Your description of the problem is not clear. Do you want to put a: hold off as the last line of this section of code?

fast 12 Jahre vor | 0

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