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Optimal approximation of uniformly rotated images: relationship between Karhunen-Loeve expansion and discrete cosine transform.
Michihiro Uenohara
Takeo Kanade
Published in:
IEEE Trans. Image Process. (1998)
Keyphrases
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discrete cosine transform
jpeg images
image blocks
image database
image data
input image
test images
dct coefficients
block dct
image compression
transform domain
motion compensation
discrete fourier transform
image interpolation
pixel values
three dimensional
filter bank
feature space
similarity measure