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Coordinate rotation invariance of image characteristics for 3d shape and motion recovery

✍ Scribed by Ken-Ichi Kanatani

Book ID
112205734
Publisher
John Wiley and Sons
Year
1988
Tongue
English
Weight
722 KB
Volume
19
Category
Article
ISSN
0882-1666

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## Abstract This article introduces a new algorithm for shape from focus (SFF) based on discrete cosine transform (DCT) and principal component analysis (PCA). DCT is applied on a small 3D neighborhood for each pixel in the image volume. Instead of summing all focus values in a window, AC parts of