Wednesday, January 30, 2008

Extracting features from faces and cars

So the appearance extraction process seems to be working quite well for bikes with a starting scale of 23. I wasn't sure that a single scale will work well for all categories. The detected features for faces and the tiled appearance patches are shown below:

Perhaps, a smaller starting scale would work better? But that would mean tweaking the starting scale for each different type of category which would defeat the whole purpose. So that's ruled out. Here are similar results for cars:

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