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Acceleration of fractal image compression using fuzzy clustering and discrete-cosine-transform-based metric

โœ Scribed by Jaferzadeh, K.; Kiani, K.; Mozaffari, S.


Book ID
118119126
Publisher
The Institution of Engineering and Technology
Year
2012
Tongue
English
Weight
574 KB
Volume
6
Category
Article
ISSN
1751-9659

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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