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Liu et al., 2003 - Google Patents

A new JPEG2000 region-of-interest image coding method: Partial significant bitplanes shift

Liu et al., 2003

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Document ID
13020717749789283230
Author
Liu L
Fan G
Publication year
Publication venue
IEEE Signal Processing Letters

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Snippet

We propose a new region-of-interest (ROI) coding method called partial significant bitplanes shift (PSBShift) that combines the advantages of the two standard ROI coding methods defined in JPEG2000. The PSBShift method not only supports arbitrarily shaped ROI coding …
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    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
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