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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 years ago | 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 years ago | 3

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Answered
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 years ago | 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 years ago | 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 years ago | 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 years ago | 0

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

14 years ago | 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 years ago | 0

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

14 years ago | 2

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

14 years ago | 1

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Answered
Plotting graphs with two different Y-axis Values
doc plotyy

14 years ago | 1

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Answered
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 years ago | 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 years ago | 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 years ago | 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 years ago | 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 years ago | 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 years ago | 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 years ago | 0

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Answered
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 years ago | 1

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Answered
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 years ago | 3

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

14 years ago | 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 years ago | 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 years ago | 0

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

14 years ago | 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 years ago | 1

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Answered
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 years ago | 1

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Answered
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 years ago | 0

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

14 years ago | 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 years ago | 0

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

14 years ago | 0

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