2001
DOI: 10.1016/s0262-8856(01)00042-7
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Image compression using principal component neural networks

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Cited by 63 publications
(29 citation statements)
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“…Then the perturbation of (18) reads tr (32) where is a small scalar, and is the real part of a complex value. On the other hand (33) where , and can be expanded separately diag diag (34) Omitting the time and frequency index for simplicity and regarding (5) and (9), (34) becomes (35) and (36), shown at the bottom of the page, where , were applied in (36).…”
Section: Discussionmentioning
confidence: 99%
See 1 more Smart Citation
“…Then the perturbation of (18) reads tr (32) where is a small scalar, and is the real part of a complex value. On the other hand (33) where , and can be expanded separately diag diag (34) Omitting the time and frequency index for simplicity and regarding (5) and (9), (34) becomes (35) and (36), shown at the bottom of the page, where , were applied in (36).…”
Section: Discussionmentioning
confidence: 99%
“…We may choose a penalty function with the form of (see [39] for a similar application) or Tr (see [36] for a similar application), where is a diagonal matrix containing the Lagrangian multipliers.…”
Section: B Unifying By Penalty Function With Perturbation Analysismentioning
confidence: 99%
“…The R, G, and B matrices contain image color components, the weights α, β, and γ were determined with regards to the possibilities of human perception [2]. There is a huge amount of algorithms [1,2,5,7] based on various principles leading to the image compression.…”
Section: Introductionmentioning
confidence: 99%
“…There is a huge amount of algorithms [1,2,5,7] based on various principles leading to the image compression. Algorithms based on the image color reduction are mostly lossy but their results are still acceptable for some applications.…”
Section: Introductionmentioning
confidence: 99%
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