Answered
Using indexing to superimpose images:
From the description on the link you posted: Use this method if you have an image that you want to place in a scene, but pref...

14 years ago | 0

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how to shrink a image to fit in a screen for further image processing?
If you intend to resize the image at the cost of resolution, you need to use imresize, but if you want to keep the resolution, b...

14 years ago | 0

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hiding folder using command
So if you are running windows, I assume system('attrib +s +h +r foldername') when you are in the directory containing the folder...

14 years ago | 0

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Split String into Alphabets
you could access each element of the string by looking at input_text(i) where i varies from 1 to size(input_text,2). for exa...

14 years ago | 0

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conversion formula
I would assume you should look at the makecform and applycform function, as defined here: http://www.mathworks.com/help/toolbox...

14 years ago | 0

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image segmentation and vese-chan
Although I'm a few months late, I thought this would help: http://www.mathworks.com/matlabcentral/fileexchange/authors/30634

14 years ago | 0

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help with montage function
From the help page for montage: montage(X, map) displays all the frames of the indexed image array X, using the colormap map ...

14 years ago | 0

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Answered
Annoying pop-ups in Linux workspaces
If you don't mind the figures not being displayed at all, but all the data being calculated and saved in files so that you can c...

14 years ago | 0

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Is the correlation distance function for training self-organizing map (SOM) available in Matlab?
I don't know if MATLAB has in-built functions to handle those aspects of SOM, but this may help: http://www.cis.hut.fi/somtoo...

14 years ago | 0

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Subscript indices must either be real positive integers or logicals & Index exceeds matrix dimensions.
Oh you may also want to initialize sum to sum = zeros(size(P)); just so that MATLAB knows that sum has 359 columns, and as a gen...

14 years ago | 0

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neural fitting tool
I don't know if nftool can do handwriting recognition using images, but this may help: http://www.mathworks.com/products/neural-...

14 years ago | 0

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Subscript indices must either be real positive integers or logicals & Index exceeds matrix dimensions.
In MATLAB, unlike in C, the array indices start from 1 and *not* from 0, and hence all you need to do is to start your loop from...

14 years ago | 0

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how to show two images in one figure?
Is it really necessary to use cvexShowImagePair? This should work pretty OK: I = imread('rice.png'); J = I; figure, subplot...

14 years ago | 0

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How do I do a summation of n 6x6 matrices?
From the description that you've given, I suppose you need to initialize S11 to zeros(6,6) and then in the loop, iterate as: ...

14 years ago | 0

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Coordinates pixel (cpselect)
I would recommend using the function ginput instead, for example: I = imread('rice.png'); imshow(I) %This is necessary for...

14 years ago | 0

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Use quiver to change points into vectors?
I could answer this if the n in rand(n) is either 2 or 3. If it's more than 3, I'm afraid 4 dimensional vector visualization is ...

14 years ago | 0

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signature verification preprocessing problem
I would suggest something on the lines of http://www.fml.tuebingen.mpg.de/raetsch/suppl/shogun/MatlabExamples to really think of...

14 years ago | 0

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Image Analysis
see http://www.mathworks.com/matlabcentral/answers/19673-image-processing but if you want to measure gray level in the way yo...

14 years ago | 0

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image processing
Histogram is a statistic of the image that gives information about the number of pixels of a particular intensity. It is irrever...

14 years ago | 0

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Plotting lower half of matrix
%I tried this: X = rand(10,10); %My random pixel data for an image. imagesc(X); %Handles correctly. L = tril(X); %To get ...

14 years ago | 0