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How can I convert a XYZ format to an image format
What is the range and resolution of i's and j's? Can you scale these coordinates into integer values? If you could scale them i...

14 years ago | 0

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I want to access custom TIFF tags
Mark, would the output of |imfinfo| be of any use? I think it reads custom tags (as 'unknown' tags in the output).

14 years ago | 0

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rtifc error
A <http://en.wikipedia.org/wiki/Magic_number_(programming) magic number> is "A constant numerical or text value used to identify...

14 years ago | 0

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need help parsing data from .dat file
Please do update the question clarifying Jan's comments. In the meantime, here's something to give you some ideas: (also look...

14 years ago | 0

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How do I index into a 2D matrix using two equal length R and C vectors?
You can use a combination of <http://blogs.mathworks.com/steve/2008/02/08/linear-indexing/ linear indexing> and the function <ht...

14 years ago | 2

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Question

How do I index into a 2D matrix using two equal length R and C vectors?
I have a 2D matrix rho, and two vectors of indices R and C. How do I use R and C to index into rho? >> rho=d rho = ...

14 years ago | 2 answers | 1

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Image comparison with respect to edges - 2
This is my interpretation of your question:"How do I find the first valid image which has a slit in it? I cant use |any| because...

14 years ago | 0

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simple cwt (continuous wavelet transform) axis question
This series of <http://users.rowan.edu/~polikar/WAVELETS/WTpart3.html tutorials> might be useful. interest = data(chosen_sc...

14 years ago | 0

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DLL creation to use in LabVIEW
I believe LabVIEW can be viewed as the 'applications which loads a dll as a plugin' in this <http://www.mathworks.com/support/so...

14 years ago | 1

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Rotate clouds of points
x=1:.01:2; y=sin(2*pi*x); plot(y,x,'k*'); hold on; % rotate by 30 clockwise around (0,0) % http://en.wikipe...

14 years ago | 0

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Reading Direct from Disk or Image
I assume the file in the drive is accessible to your OS. You can try using |fopen| and |fread| to read binary data into MATLA...

14 years ago | 1

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Creating a netcdf File in Matlab 2010b
The example <http://www.mathworks.com/help/techdoc/ref/netcdf.putvar.html here> shows how to create one variable in a NetCDF fil...

14 years ago | 0

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read small selection of data from large file
If you have the option to change the source or if you plan to use the data over and over again, it might be best to change the f...

14 years ago | 0

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writing binary file segment by segment
Its hard for me to debug your code without the data (or dummy data) and without an idea on what the code is supposed to do. ...

14 years ago | 0

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writing binary file segment by segment
Some hints: 1. Use <http://www.mathworks.com/help/techdoc/ref/multibandread.html multibandread> with the 'Offset' parameter i...

14 years ago | 0

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Answered
Random rotation of a bunch of points in a known plane
Maybe this gives you some ideas on how to start: % Generate N random points on a plane N = 100; x = rand(1,N); y =...

14 years ago | 1

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Saving a sequence of images
Alex, you were close. IMWRITE accepts a string name for the file, it does not know how to insert 'x' into the name. So you sh...

14 years ago | 1

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How to edit a specific variable inside a Netcdf file?
NetCDF does not let you delete a variable from a file. Your best bet is to create a new file from the existing one, copying ...

14 years ago | 0

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Fitting Scattered Data to a Spherical Surface
Air code: (havent given it much thought, will try to get back to it later). Consider this a hint for now. %r phi and th ...

15 years ago | 0

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Binary Generation
The <http://www.mathworks.com/help/techdoc/ref/dec2bin.html dec2bin> function converts decimal numbers into binary equivalent st...

15 years ago | 0

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Finding center of circle and eccentricity
The image processing toolbox has a <http://www.mathworks.com/products/imageb/indexb.html?sec=tour&subsec=demo&file=/products/dem...

15 years ago | 0

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want to read and write a multiband image
You could try <http://www.mathworks.com/matlabcentral/fileexchange/15629 this> file exchange submission. If that doesnt work,...

15 years ago | 0

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Image Processing: Finding areas of high contrast
Your description mirrors 'edge detection', here's some detail on one of the ways to do this: <http://en.wikipedia.org/wiki/Sobel...

15 years ago | 0

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Smoothing contact distribution diagram in 3-D
If the smoothing is just for visualization, maybe you could use simple low-pass filtering. E = rand(18,36)+2; theta = linspa...

15 years ago | 0

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Answered
Writing and modifying attributes to h5 files
HDF5 attributes cannot be 'overwritten' with a different datatype. Since both the functions you mention work for you in crea...

15 years ago | 2

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Image cropping across multiple files
You ought to be able to accomplish this with |imcrop| itself. First use this: [I1c rect] = imcrop(I1) Which returns t...

15 years ago | 2

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Meshgrid
Either use <http://www.mathworks.com/help/techdoc/ref/interp2.html interp2>, <http://www.mathworks.com/help/techdoc/ref/griddata...

15 years ago | 0

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3d image preprocessing- reading and loading images from a folder
If the files follow an order sequence of names, you can use the document example <http://www.mathworks.com/help/techdoc/import_e...

15 years ago | 0

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Answered
Find position of the values of an array in a second array
With the above code, this correction should yield you your required output: dls(i)>look(j) You might be able to write this...

15 years ago | 0

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Answered
Segmentation of 3D Brain MR Images
You could skip that first step by directly obtain synthetic MR images from <http://mouldy.bic.mni.mcgill.ca/brainweb/>. You can ...

15 years ago | 1