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Getting stuck in a loop

Originally posted by on 14:46 Thu 27 September 2007, last modified 18:27 Sat 15 December 2007.

File under: object segmentation objective-c phd programming

I've recently been battling with an algorithm, or rather bugs in my implementation of an algorithm, to isolate homogeneous regions in an image. Homogeneous regions? By this we mean areas of identical intensity (the pixel values are the same). As humans we can do this easily; but for a computer, it's harder than it might seem at first... read more...

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Gradient Vector Flow

Originally posted by on 06:00 Fri 27 January 2006, last modified 12:17 Mon 7 May 2007.

File under: active contours object segmentation phd

As already stated, active contours have difficulties progressing into concave boundaries. This has motivated research in this area, with some prominent findings, one of which is discussed here.

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