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16 downloads

2 years ago

It's true that for a given pair of images the cross correlation peak will be higher when they are registered correctly. But it i...

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Responded 2 years ago

I had the same question, just found that the answer is the "instrreset" command.

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Answered 2 years ago

Hi Darren, The warning appears because you can't do much useful maths on an integer array. Just follow the suggestion shown in ...

Hi Darren, That code to do the image shift gives a pure translation. But then you are trying to take the polar transform, and d...

Hi Darren, In regards to the first part, the mid point for a 255 x 719 matrix is 127, 359. So that would imply some sort of err...

Hi Darren, Is it a coincidence that the peak of your cross-correlation appears to be at ~360, or are you getting that confused ...

Hi Darren, Below is a basic function for finding centre of mass, I can not recall where I stole it from. Try to find the centre...

Hi Darren, Try something like correlationMatrix = xcorr2(image1,image2); figure; imagesc(correlationMatrix) You will see a br...

Hi Darren, When you have optional arguments like that, you have to omit them if you don't want to use them. Otherwise the funct...

Hi Darren, From the link I gave above, I used the "polartrans.m" file. Once you have the two polar images, do a plain X/Y (tra...

The only solution I've found to this so far, is to run 32-bit Matlab on 64-bit Windows, which still uses the legacy drivers. Thi...

I'm attempting to port legacy code written using the old 32-bit DAQ toolbox, into 64-bit under the new DAQ 'Session' mentality. ...

1 Answers

1

Asked 2 years ago

I did try that when I started having issues. I didn't have much luck with it; I'm not sure why but it's probably because the ang...

Responded 4 years ago

Make sure that P1 is a column vector and P2 has the same number of rows as P1. However, I've changed the way I solve this probl...

I stumbled across this while trying to solve the same problem (determine rotation between 2 images). Thanks to those who posted ...

11 downloads

4 years ago