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Andy


2009 以来アクティブ

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Control structures
This is an answer that you could easily have gotten yourself by looking at the Getting Started section of the documentation

7年以上 前 | 1

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Is there a way to run a function every time Matlab returns to its command prompt
If you can get the handle to the command window (I'm sure Yair has done similar things at some point; take a look around <www.un...

約11年 前 | 0

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Factorization
For any prime p and positive integer n, the factors of p^n are all of the form p^k for 0 <= k <= n. So the factors of 2^1024 ar...

約11年 前 | 0

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TUTORIAL: How to format your question
Is this tutorial supposed to be just about how to format code, or is it how to use formatting in general? If the latter, then t...

約11年 前 | 1

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How does Matlab build-in Quasi-Newton method calculate the gradient?
I don't have a direct answer for you, but you can dig into it a little bit further by typing edit fminunc at the command...

約11年 前 | 0

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Simple calculations?
Perhaps you're looking for res = diff(n1)./diff(n2); %?

約11年 前 | 0

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data sharing Between two GUIs
Take a look at Matt Fig's <http://www.mathworks.com/matlabcentral/fileexchange/24861-41-complete-gui-examples>, specifically GUI...

約11年 前 | 0

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replacing blank values in a single column cell array with the previous value
Pending the answer to Sean de's comment, I will assume the first entry is not blank: for ix=2:length(A) if isempty(A{ix})...

約11年 前 | 2

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Msgbox ico change
It is the third argument, and is described here: doc msgbox EDIT: Ok, I still don't totally understand what you're asking fo...

約11年 前 | 1

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cell array or multidimensional array?
Obviously it depends: is all of your data numeric, or are the data types mixed? If the data is all numeric, then I'd say stick ...

約11年 前 | 4

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creating a unique variable for the outputs of a for loop?
Your final multiplication is matrix multiplication, right? In what order should it be done? Assuming it should be done in the ...

約11年 前 | 1

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Matlab to MPG
Are you sure mpgwrite was a MATLAB function, and not <http://www.mathworks.com/matlabcentral/fileexchange/309 this FEX submissio...

約11年 前 | 0

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GUI Text box
Well, I suppose you could do something like eval(['x(n)=' get(...)]); Or you could use evalin: doc evalin But ev...

約11年 前 | 0

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Why do you come to "MATLAB Answers"?
When Answers was first instituted, I didn't really see the need for it in addition to CSSM. But it does seem to have a bit high...

約11年 前 | 2

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Getting external variables from GUI
Another way is to save your data to a .mat file and load it in your GUI at runtime. Create a 'Load' button in your GUI, with ca...

約11年 前 | 0

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Creating a matrix that looks similar to a 10x10 timestable grid from x = [1:10] and y = [1:10]
>> x=1:10; >> y=1:10; >> x'*y ans = 1 2 3 4 5 6 7 8 9 10 2...

約11年 前 | 0

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What frustrates you about MATLAB?
"It is cross platform, making code easy to share (assuming the other people have forked out for the not-so-cheap license)." Thi...

約11年 前 | 0

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Using unique.m function on NaNs
If you have some application for which you need to ignore NaNs rather than take them into account, you could replace them with s...

約11年 前 | 0

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Inner function parameters by value or by reference?
<http://www.mathworks.com/matlabcentral/answers/152-can-matlab-pass-by-reference> <http://matlab.wikia.com/wiki/FAQ#Can_MATLAB_...

約11年 前 | 0

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Wrong values with greater than, equal and less than or equal functions
<http://matlab.wikia.com/wiki/FAQ#Why_is_0.3_-_0.2_-_0.1_.28or_similar.29_not_equal_to_zero.3F>

約11年 前 | 6

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Excel reading - xlsread
Use the third output of xlsread: [data, txt, raw] = xlsread(...); The "raw" output is a cell array which contains all of...

約11年 前 | 1

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TUTORIAL: how to ask a question (on Answers) and get a fast answer
Do: Check the FAQs. https://www.mathworks.com/matlabcentral/answers/faqs?s_tid=gn_mlc_ans_faqs https://matlab.fandom....

約11年 前 | 10

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Adding a GUI to existing code
When you say you were "given some code" and you want to "put a GUI into already existing code", do you mean you have a function ...

約11年 前 | 0

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How to set timer
You might want to take a look at Matt Fig's <http://www.mathworks.com/matlabcentral/fileexchange/24861-41-complete-gui-examples>...

約11年 前 | 0

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Finding the maximum value without using built-in functions
Before the loop, create a variable called currMax, and set it equal to 0. Within the loop, with each grade that's entered, comp...

11年以上 前 | 0

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GUI Creation
From <http://www.mathworks.com/help/techdoc/ref/uicontrol_props.html>: Editable text – The Value property does not apply. If Ma...

11年以上 前 | 2

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copy graphic to Excel
You could use Yair Altman's screencapture utility from the FEX: <http://www.mathworks.com/matlabcentral/fileexchange/24323-scree...

11年以上 前 | 0

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Problem finding max value of column of an Matrix
The problem you're having is that you recalculate the max of each column on each iteration of the loop. You could move that cal...

11年以上 前 | 1

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How to create a matrix out of single inputs in a loop?
If your grades are entered as strings, you should store them in a cell array: numStudents = 20; % or however many B = cell(...

11年以上 前 | 1

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How to convert string into filename then use load comment to load the file
Have you tried: load [target_file '.mat'] If so, what didn't work the way you wanted? EDIT: It turns out the use of bracket...

11年以上 前 | 1

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