July 2015
Intermediate to advanced
174 pages
3h 45m
English
Content preview from OpenCV Computer Vision with Java
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Distance transforms
Simply put, a distance transform applied to an image will generate an output image whose pixel values will be the closest distance to a zero-valued pixel in the input image. Basically, they will have the closest distance to the background, given a specified distance measure. The following screenshot gives you an idea of what happens to the silhouette of a human body:
Human silhouette by J E Theriot
This transform can be very useful in the process of getting the topological skeleton of a given segmented image as well as to produce blurring effects. Another interesting application of this transform is in the segmentation of overlapping ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.