Community Profile

# Matt Fig

Last seen: 3 Monate vor Aktiv seit 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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Beantwortet
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...

10 Monate vor | 29

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Gesendet

MATLABTETRIS
Another MATLAB version of the classic game, Tetris.

Gesendet

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

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

etwa 10 Jahre vor | 2

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Beantwortet
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.

etwa 10 Jahre vor | 0

Beantwortet
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 ...

etwa 10 Jahre vor | 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...

etwa 10 Jahre vor | 0

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Beantwortet
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...

etwa 10 Jahre vor | 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).'

etwa 10 Jahre vor | 1

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Beantwortet
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...

etwa 10 Jahre vor | 0

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Beantwortet
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...

etwa 10 Jahre vor | 0

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

etwa 10 Jahre vor | 0

Beantwortet
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...

etwa 10 Jahre vor | 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...

etwa 10 Jahre vor | 0

Beantwortet
[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...

etwa 10 Jahre vor | 0

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Beantwortet
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.

etwa 10 Jahre vor | 0

Beantwortet
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.

etwa 10 Jahre vor | 0

Beantwortet
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...

etwa 10 Jahre vor | 1

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Beantwortet
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)...

etwa 10 Jahre vor | 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...

etwa 10 Jahre vor | 0

Beantwortet
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;...

etwa 10 Jahre vor | 0

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Beantwortet
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...

etwa 10 Jahre vor | 0

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Beantwortet
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...

etwa 10 Jahre vor | 0

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Beantwortet
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...

etwa 10 Jahre vor | 1

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Beantwortet
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...

etwa 10 Jahre vor | 0

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Beantwortet
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 [] = ...

etwa 10 Jahre vor | 0

Beantwortet
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...

etwa 10 Jahre vor | 0

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

etwa 10 Jahre vor | 0

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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...

etwa 10 Jahre vor | 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 = ...

etwa 10 Jahre vor | 1

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