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Can I use symsum function (summation) for an image matrix?

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Aditi
Aditi 2011-5-18
[EDIT: Wed May 18 17:12:17 UTC 2011 - Clarify, Remove Duplicate - MKF]
Can I use symsum function (summation) for an image matrix...or is it just applicable for numbers and variables etc?

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Sean de Wolski
Sean de Wolski 2011-5-18
An image matrix is just numbers and variables...
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Aditi
Aditi 2011-5-18
my code for an image matrix B(i,j) given below...is it correct...
syms i;
syms j;
A=symsum(symsum(xor(B(i,j),B(i-1,j)),j,0,1024),i,0,786);
Sean de Wolski
Sean de Wolski 2011-5-18
I don't know is it?
What do you have and what is your goal? Edit your original question. I would guess symsum is not what you want.

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