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Tic and Toc question
tStart = tic; for n=1:2000 n if toc(tStart)>=0.1 %100 miliseconds disp('time exceeded') ...

14年以上前 | 0

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Delete Rows that have a negative number in their first column.
A=[-1 2;2 -4;-5 9;-3 7;8 6] %find the rows that we don't want, remove them and show the rest A(A(:,1)<0,:)=[] another wa...

14年以上前 | 3

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How to read a file from a specific directory?
%assuming: %folder is a string with just the folder name, ex A %file is a string with just the file name file=[folder fi...

14年以上前 | 0

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Function to find the more recurrent number
Another possible way a=randi([1 20],1,1000); u=unique(a); [C,I]=max(arrayfun(@(x)sum(a==u(x)),1:numel(u))); disp('The v...

14年以上前 | 0

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for loop help
yet another way r=9; %number of repetitions of the sequence, ex 9, max is 89 b=[2 3 5 6 8 9]; %original se...

14年以上前 | 0

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Plotting Linear Inequality AND triangles
Regarding the inequalities questions here's one example t=-10:0.01:10; %values on x axes f=t.^2-2; %values on y axes, ...

14年以上前 | 0

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dir function help
perhaps the bar is the other one? dir('videos\*.jpg)

14年以上前 | 0

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Replacing elements of a Matrix meeting conditional
%sample arrays a=randi([1 6],4,4); b=randi([1 6],4,4); e=a(:,1)==b(:,1); %find what elements are equal in first col...

14年以上前 | 0

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partition of matrix element
b=dec2bin(100) BinArray=b-'0'

14年以上前 | 2

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Simply Directory Question
m=dir([folder '\*.m']); files=arrayfun(@(x)m(x).name,1:numel(m),'uni',false); %or use Oleg suggestion

14年以上前 | 1

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Plotting graphs with two different Y-axis Values
doc plotyy

14年以上前 | 1

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Insert a colorbar on a GUI?
first select the current axes, just in case you have more than one axes on your gui, you also must have the handle for it (h=axe...

14年以上前 | 0

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A beginners question to clarify something I am trying to do it MATLAB regarding an image
Simple code to show one image and each rgb components on different axes name='ngc6543a.jpg'; subplot(411) rgb = im...

14年以上前 | 0

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Parsing a vector
a = [1 3 5 NaN 4 5 NaN 8 9] b=[0 find(isnan(a)) numel(a)+1] c=arrayfun(@(x)a(b(x)+1:b(x+1)-1),1:numel(b)-1,'uni',0) c(ce...

14年以上前 | 2

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fast binomial random numbers
Try using the GUI from deploytool if you have it installed. or just mcc -m binom.m

14年以上前 | 1

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PID controller in Simulink for airplanes
What's that output you limit? is it the vertical speed? or the control error? Those limits you have are reached when you have...

14年以上前 | 0

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Display the error containing line in .m file
After you get the error, execute this l=lasterror; fprintf('The last error was on line %d of the file called %s \n',... ...

14年以上前 | 0

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stimulus presentation
Please refer to this <http://www.mathworks.com/matlabcentral/answers/2081-how-to-execute-two-matlab-scripts-simultaneously How t...

14年以上前 | 0

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MATLAB GUI Workspace problem
Look at the documentation from the simset function, you can change the workspace from the default MATLAB Workspace to your own G...

14年以上前 | 1

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How to access parameters in histfit
I don't understand exactly what you want, maybe getting the coordinates of the curve? r = normrnd(10,1,100,1); hf=histfit(r...

14年以上前 | 3

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Creating legend based on numeric array
My kludgy way: legendCell = eval(['{' sprintf('''N=%d'' ',N) '}'])

14年以上前 | 2

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unsolved function
Both of those functions aren't avaiable from MATLAB instalation files, they are from some book or files, create them first or do...

14年以上前 | 0

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Adding a subsystem using an m file
Simulink.BlockDiagram.createSubSystem(blocks) <http://www.mathworks.com/help/toolbox/simulink/slref/simulink.blockdiagram.c...

14年以上前 | 0

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Floor function for int8
a=int8(floor(8.6))

14年以上前 | 0

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after getting the equation for a plane, solving for z
use the <http://www.mathworks.com/help/toolbox/symbolic/subs.html subs> function or do like this start = [-13627.6 4904.1 ...

14年以上前 | 1

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Run m files by using GUI
m files can be scripts or functions, scripts (group of MATLAB statements) you just run them by writing their name, functions you...

14年以上前 | 1

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plotting using legend
<http://www.mathworks.com/support/solutions/en/data/1-181SJ/?solution=1-181SJ Is it possible to append lines to a legend in MATL...

14年以上前 | 0

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Getting parity
code from your other question, fixed by me: num = 100; source = randint(num,2); r1 =source(1,:); r2 =source(2,:); parity...

14年以上前 | 0

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Question about plotting, getting subvectors
vector(1:40) %get all values from index 1 to 40 Your mistake is that you just plot the value at index 40 with your code vecto...

14年以上前 | 0

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for loop
a(1,:) %first row a(2,:) %second row

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