Discussion:
I have a problem
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p***@gmail.com
2009-05-20 18:54:06 UTC
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Hi,
I have a problem and I`ll be really appreciated if you can solve it.
My project is to read 2 Jpeg files (hand writings) and compare them by
using correlation coefficient.
I found out how to read a jpeg file and also I found out that I need
to convert my images to arrays to wire them to correlation block But I
couldn`t find how to convert them to arrays.
Thank you so much
best regards
Parto Yazdani
d***@gmail.com
2009-05-26 19:13:25 UTC
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Post by p***@gmail.com
I found out how to read a jpeg file and also I found out that I need
to convert my images to arrays to wire them to correlation block But I
couldn`t find how to convert them to arrays.
I did this years ago for greyscale images by converting jpg to .pgm
(portable gray map) files. The bitmap was dumped to a text file and
imported into Excel.

Some graphics programs will save the pgm as a continuous line of
numerical values, ready to import. Most save it as lines of ten
numbers, which has to be further processed by a custom program in
order to be imported into Excel. The ten-number lines have to be
converted to n-number lines.

DB

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