Community Profile

# Matt Fig

Last seen: 24 giorni fa Attivo dal 2005

Matt is currently employed at Sunstate Risk Assessments, LLC in the beautiful Florida panhandle. He holds degrees in physics and mechanical engineering. Professional Interests: MATLAB, C++, ANSYS

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Risposto
How can I change the font size of the current axis?
To change the font size, set the FontSize property on the axes object after plotting. For example: x = rand(10,10); y = rand(10...

7 mesi fa | 28

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Inviato

MATLABTETRIS
Another MATLAB version of the classic game, Tetris.

Inviato

Fast View Factor Computation
Computes the view factors for two 3D planer polygons

Risposto
Display rational numbers using fprintf
T = 1/3; fprintf('The number is: %s\n',strtrim(rats(T)))

circa 10 anni fa | 2

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Faster way of writing this code: (finding index)
That code does not return an index, but it does return the number of values in vector quantiles that are smaller than input.

circa 10 anni fa | 0

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Breaking Quotes for Printmat
If I were you I would just use FPRINTF to print your array. I would offer you an example, but I don't know what you mean by "Is ...

circa 10 anni fa | 0

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Create a matrix with Special properties
V0 = 10; a = 5; V1 = V0 + randi([-100 140]) + a; V2 = V1 + randi([-100 140]) + a; matrix = [V0,randi([-100 140]),a...

circa 10 anni fa | 0

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index exceeds matrix dimention
What is the Q doing there? We need to see code that we can copy/paste and *_it will run_*. So please fill in the missing varia...

circa 10 anni fa | 0

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A simple question about working with array matrix and converting a column to multiple columns
reshape(X,50,12) Or perhaps reshape(X,12,50).'

circa 10 anni fa | 1

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adding breakpoint to program slows it down a factor of 250x
It makes sense to me that MATLAB would be slower when you are debugging. So what is the big deal? You won't be in debug mode o...

circa 10 anni fa | 0

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I need help with the Matlab R2007b commands
If you have MATLAB installed then you can look at the documentation by typing: docsearch('image processing toolbox') The...

circa 10 anni fa | 0

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how to enable rotate3d for guide axes?
Use the command: rotated3d on After the code that plots the surf.

circa 10 anni fa | 0

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Problem Saving Workspace - No Error Message
Of course, it would be immenseley helpful, and might actually allow a solution to be put forward, if you describe *in detail* wh...

circa 10 anni fa | 0

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Concatenate cells: making column and row headers
row={'cat1'; 'cat2'; 'cat3'}; col={'mouse1' 'mouse2' 'mouse3'}; figure t = uitable('Data',[],... 'Colu...

circa 10 anni fa | 0

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[GUI] How do you fill a Listbox with documents from a specific folder
The most basic example... D = dir; uicontrol('style','list',... 'units','pix',... 'pos',[20 20...

circa 10 anni fa | 0

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Risposto
About matrix: how to make matrix binary (0 and 1)
S = dec2bin((1:32).') % If a string is o.k. N = S - '0' % If you need a numeric matrix.

circa 10 anni fa | 0

Risposto
i want to plot the graph between the probability of false alarm and probability of detection
# Format your code. # Give a description of what it does and what is wrong # State _clearly_ what you need it to do.

circa 10 anni fa | 0

Risposto
How can i create a standard matlab template for new programs
You could put that code in an m-file then use COPYFILE to copy it to a new m-file, including the intended name. Say your abov...

circa 10 anni fa | 1

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what is difference in cell and structure plz tell me with example
There is good documentation on this, did you read: doc cell doc struct Here is a cell array: C{1} = magic(3)...

circa 10 anni fa | 3

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Error in Quad, suggestions required ?
Don't mix inlines with symbolics this way. syms E m R T f1 = int((0.99954.*E + ((0.58058-0.044967.*m).*R.*T))./(E + (2...

circa 10 anni fa | 0

Risposto
plot of specified data
a=[1;1;1;1;2;2;2;3;3;3;3;4;4;4;4;4;5;5;5]; b=[20;21;22;24;20;22;24;21;19;20;22;23;24;19;23;19;24;23;22]; c=[2;5;1;3;1;3;...

circa 10 anni fa | 0

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Risposto
Quick way to find the point where a vector changes from increasing to decreasing.
D = [10,9,7,5,3,2,1,2,3,5,7]; V = [0 diff(D)>0] % Indicates sign of difference S = find(V,1,'first') % First index whe...

circa 10 anni fa | 0

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Risposto
Quotes around the name of the function
Typically, you want to pass a handle to a function, not a string. fsovle(@myfun,x0) % Notice the @ symbol --> a function h...

circa 10 anni fa | 0

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Risposto
How to solve a simple if loop
# There is no such thing as an IF loop. # IF statements do not filter elements out of an array. # MATLAB does not use a THEN k...

circa 10 anni fa | 1

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Risposto
Aborting callback execution in GUI - Drawnow error
I am not sure why you are using errors to try to cancel an operation. It seems simpler to just have the cancel button set a fla...

circa 10 anni fa | 0

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GUI pop-up menu and push buttons
There are many ways to do this. Here is a simple example that may provide a skeleton for you to fill out. function [] = ...

circa 10 anni fa | 0

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Is there a way to label a plot with angled text?
You might give <http://www.mathworks.com/matlabcentral/fileexchange/27812-rotate-x-axis-tick-labels this file exchange file a tr...

circa 10 anni fa | 0

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Risposto
[co,fig] = gcbo does not work in slider listener
Use FINDALL. fig = findall(0,'type','figure','tag','myfiguretag')

circa 10 anni fa | 0

Risposto
Hello, I am trying to fit some data points with an exponential equation.
>> X = sort(rand(1,10)*30); % Say this is our x data. >> Y = 14*exp(3*X); % Say this is _unknown_ equation. >> pp = po...

circa 10 anni fa | 0

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Convert (x,y) data into a function y => f(x)
You could use POLYFIT, or the curve fitting toolbox or a simple interpolation. >> x = 0:.25:5; >> y = x.^2; >> f = ...

circa 10 anni fa | 1

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