how to split mosaic image by their edge?

asked 2016-04-11 02:44:46 -0500

xielingyun gravatar image

updated 2016-04-11 06:53:04 -0500

image is as below,it is a mosaic image, it is consist of three images, i want to get the two edge position that separate the three images, how to do this?

my problem is how to recognize the image is a mosaic image or not and where is the edge?

like the seconde image consist of four images

image description image description

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Comments

2

isn't it just image.rows / 3 ?

berak gravatar imageberak ( 2016-04-11 03:21:01 -0500 )edit

@berak my problem is how to recognize the edge

xielingyun gravatar imagexielingyun ( 2016-04-11 06:46:43 -0500 )edit

there is a smilar unanswered question

sturkmen gravatar imagesturkmen ( 2016-04-11 07:07:05 -0500 )edit

I am guessing that a pure vertical and horizontal sobel filter will have a strong response at those edges. However there will also be other objects like tables with a high response.

StevenPuttemans gravatar imageStevenPuttemans ( 2016-04-11 07:56:14 -0500 )edit