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Accessing a structure from a script file
I would use: S = load(filein) So that you have the structure/variable named in a 'known' variable.

13 years ago | 0

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Choose item in drop down box
Since you know which item to select, couldn't you just set the _'Value'_ programatically?

13 years ago | 0

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Understand if a char variable is an alphanumeric, a numeric or a string
doc isstrprop

13 years ago | 2

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how to use symbolic betainc?
|betainc| is not defined for symbolic inputs: <http://www.mathworks.com/help/releases/R2012b/matlab/ref/betainc.html doc beta...

13 years ago | 0

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What is the best way to loft between multiple 2d sections
This sounds like something for |TriScatteredInterp|, sinc eit does not sound like you have gridded data. doc triscatteredi...

13 years ago | 0

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The domain for Matlab to choose from is always decreasing
You could use a |for|-loop and |randperm| to do this: result = zeros(100,1); for ii = 1:100 result(ii) = randperm(ii,...

13 years ago | 0

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About immoptibox toolbox support
Contact the author!

13 years ago | 0

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Matlab R2008a doesn't open files outside its path any more ?
Hi Aurora, Can you restore your default path: restoredefaultpath rehash toolboxcache cd(matlabroot) Basically I wan...

13 years ago | 0

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Streamline xy(20x1) & velocity component(400x1)
The error is occuring because x and y are vectors and thus their size is not greate > [2 2] I don't understand what you're do...

13 years ago | 0

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Matlab not responding after saving eps figure?
I haven't noticed this Razvan. First I might recommend bumping your Java Heap Space up a little bit (I have it at 1000ish on...

14 years ago | 1

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An equivalent to jump/goto ?
The MATLAB equivalent is to use |functions| that you call when you want to go somewhere else. This is explained in the docume...

14 years ago | 2

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Answered
Finding the Brightest Pixel in an Image
Well we have to figure out how to define _"brightest"_. Is red brighter than blue? Anyway, if we say brightness is the sum o...

14 years ago | 1

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How can I make window to be fullscreen and resizable in Matlab GUI ?
Are you using GUIDE with the Resizable set to off? Go to: _GUIDE->Tools->GUI Options->Resizable Behavior_

14 years ago | 8

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systematic: Do not use global, don't use eval
I disagree that it's fine for beginners to use |eval| and |global|. These are of course the easy way out, but you never get bet...

14 years ago | 5

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Regression with functions handles-Help please!
doc lsqnonlin Would probably be my first choice.

14 years ago | 0

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Fit model with 3 independent variables and many parameters to data?
Do you have the Statistics or Optimization Toolboxes? If so: Optim: * doc lsqcurvefit * doc lsqlin * doc lsqnonli...

14 years ago | 0

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Answered
vectorize a for loop
I highly doubt you'll find anything faster than that well-written |for|-loop. The JIT will pick that up and have wonders with i...

14 years ago | 1

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How can I use randperm.m to convert one matrix to another?
SO stick it in a |for|-loop, this will be the best way to do this unless you really want to be fancy, in which case I think this...

14 years ago | 0

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How to efficiently convert from uniquely ordered cell array back to 1-D vector?
why? What is to gain from this? To extract from a cell: vertcat(C{:}) or cell2mat(C)

14 years ago | 0

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Answered
how to pass variable through functions in gui?
<http://blogs.mathworks.com/videos/2011/11/23/passing-data-between-guide-callbacks-without-globals-in-matlab/>

14 years ago | 0

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Answered
How to list files with multiple extensions?
You could just farm that command out to Unix if you are on a unix system...

14 years ago | 1

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loop-less way to str2double a portion of a cell array in place?
isnan(cellfun(@str2double,your_cell));

14 years ago | 1

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How do I control the Azimuth and Declination view angles of a 3D Plot?
I think you're trying to hard: <http://www.mathworks.com/help/releases/R2012b/matlab/ref/view.html doc view>

14 years ago | 0

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Answered
How do I create boxplots of defined size?
If you go to the documentation for |boxplot|: doc boxplot The third options is: * |boxplot(axes,X,...)| Here you s...

14 years ago | 0

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MATLAB limitation in reading from excel ?!
doc xlsread If it can't read it all at once, read it in chunks to not overload the COM Excel Server and process it as you g...

14 years ago | 0

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extend disply window for large size images
I must be something but can't you just maximize it?

14 years ago | 0

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How to calculate the mean intensity in my ROI
Extract the pixels in your ROI and then take the mean or std of them using |mean/std|. If you can provide more information on y...

14 years ago | 0

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Unable to clear classes
Hi Jim, Are you saving the objects to or loading from a *.mat file? If so please see: <http://www.mathworks.com/support/b...

14 years ago | 1

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How do I check if a file on a website exists?
You could just use a |try/catch| block. try IMG = imread('http://www.mywebsite.com/images/1.png); catch IMG = ze...

14 years ago | 0

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14 years ago | 0

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