Pregunta


How do I get help on homework questions on MATLAB Answers?
There are many students that come to MATLAB Answers looking for help with their homework. Some students make their question inte...

casi 15 años hace | 8 respuestas | 23

8

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Shannon fano coding
It appears that on the IF statement line, you have a comment that is not preceded by the % symbol.

casi 15 años hace | 0

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data sharing Between two GUIs
<http://blogs.mathworks.com/videos/2005/10/03/guide-video-part-two/> Watch this video about data passing in GUI design in MAT...

casi 15 años hace | 0

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Colorbar axis scaling
The key is to have the right number of elements in yTick: x=1:41; clc; t=x; clf; for i=1:41 plot(t(i),x(i),'...

casi 15 años hace | 0

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How do I make a function read all the images in a directory?
<http://blogs.mathworks.com/pick/2008/02/26/matlab-basics-getting-a-directory-listing/ Watch this video>

casi 15 años hace | 1

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MATLAB for Ipad?
MathWorks has a general policy of not discussing future products or features.

casi 15 años hace | 1

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How to print a matrix as an uncompressed image file.
Have you tried IMWRITE?

casi 15 años hace | 0

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How to vectorize the find function?
Why vectorize? Just add another for loop for the rows.

casi 15 años hace | 0

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Data Cursor
If you can get data to the command window, then you can use XLSWRITE to bring it to Excel.

casi 15 años hace | 0

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Contour treats data as continuous, can it be treated as discrete?
It sounds like you are treating these three regimes as three unordered categories, not three ordered categories. Think of wha...

casi 15 años hace | 1

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Pregunta


When to break the MATLAB rules?
I am planning a new video for <http://blogs.mathworks.com/videos>. It will be about when to "break the rules". _*I am lookin...

casi 15 años hace | 4 respuestas | 3

4

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Mesh colormap problem
The figure poping up is very likely from a GCA or GCA in the code somewhere. Start systematically walking through the code line...

casi 15 años hace | 0

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For new matlab/simulink users, do you know about the (interactive) video tutorials?!
<http://blogs.mathworks.com/videos/> 250+ videos by Doug "Not Stuart" Hull

casi 15 años hace | 1

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how can i measure the frequency of a periodic signal in real time?
Alex, There are many parts to this question. # getting external signal # calculating the peaks # do you need to reject n...

casi 15 años hace | 0

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please help me to rewrite this code correct
Let us do a little test for typical inputs to this line of code: *x1=x0 - f \diff(f);* >> f = [1 2 3] f = ...

casi 15 años hace | 0

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passing data between two different gui window using guide
http://blogs.mathworks.com/videos/2005/10/03/guide-video-part-two/

casi 15 años hace | 0

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DQPSK Demodulation
Here is the change in the code: for i=1:length(DQPSK_Sig) if(i==1) theta(i)=angle(DQPSK_Sig(i)); else theta...

casi 15 años hace | 1

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Direction of display of loop
t = linspace(0,2*pi); x = cos(t)*sqrt(5); y = sin(t)*sqrt(5/2); comet(x,y)

casi 15 años hace | 0

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plot multiple eval output
This is a bad idea as shown here: <http://www.mathworks.com/matlabcentral/answers/143-how-do-i-make-a-series-of-variables-a1-...

casi 15 años hace | 1

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Permutation/shuffling of number sets
A = [1 2 3]; n = length(A); swapIndicies = dec2bin(0:(n^2)-2); numericSwapIndicies = (swapIndicies == '1')

casi 15 años hace | 0

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Can I speed this code up, looking for similarity between two 3-d matrices.
Is there a way that |convn| can be used to do this? I don't know the details, but I think it might help.

alrededor de 15 años hace | 0

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Saving Figure using saveas() function
If you have the image as a matrix that you used in |IMSHOW|, then |IMWRITE| directly on the matrix should work.

alrededor de 15 años hace | 0

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What programming challenges would you pose to new users?
Given vectors _X_, _Y_ of the same length and scalar _lev_, Make a plot like this <<http://tinyurl.com/5u4qwcb>> Where: * d...

alrededor de 15 años hace | 2

Pregunta


What programming challenges would you pose to new users?
What projects would you give to take a person from no MATLAB knowledge to a greatly improve their MATLAB knowledge? I am lookin...

alrededor de 15 años hace | 8 respuestas | 4

8

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What is missing from MATLAB?
The most effective way to put in an <http://blogs.mathworks.com/desktop/2008/01/14/making-a-feature-request/ enhancement reques...

alrededor de 15 años hace | 10

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How to name an array or series of arrays in a pattern?
Please do not do this! See this question: <http://www.mathworks.com/matlabcentral/answers/143-how-do-i-make-a-series-of-va...

alrededor de 15 años hace | 3

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How do I program a callback on a UICONTROL?
You need to make a function that will update your graph. Once you have done that, set the callback of the button to that functi...

alrededor de 15 años hace | 0

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uitable - get data from numeric and logical cells altogether
K>> set(handles.uitable2,'data',{2, true, 't'; 3, false, 'h'}) K>> get(handles.uitable2,'data') ans = [2] [1]...

alrededor de 15 años hace | 0

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How do I write a good answer for MATLAB Answers?
Use good code formating

alrededor de 15 años hace | 6

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How do I write a good answer for MATLAB Answers?
If it has been asked and answered before, link to it.

alrededor de 15 años hace | 2

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