prepare embossed characters for ocr

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galv
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Joined: 2010-05-23T17:35:59-07:00
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Re: prepare embossed characters for ocr

Post by galv »

Hello Anthony,

I meant a practical example, if you can..
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fmw42
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Re: prepare embossed characters for ocr

Post by fmw42 »

anthony wrote:Essentially the image is transformed into a special polar and log form that makes the Fourier transform pattern scale and rotation in-sensitive.
this is applied to both =pattern being looked for and the images being searched.
I believe Anthony may have been referring to the Fourier-Mellin Transform. But IM does not have that implemented to my knowledge, because it does not have the Mellin part.

see http://www.academia.edu/228259/Image_Pr ... _Transform
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