Article : texte imprimé

Hierarchical quantization indexing for wavelet and wavelet packet image coding

Hasan F. Ates, Auteur ; Engin Tamer, Auteur |

Dans Signal processing. Image communication (Vol. 25 N° 2 (02 EX.), Février 2010)

In this paper, we introduce the quantization index hierarchy, which is used for efficient coding of quantized wavelet and wavelet packet coefficients. A hierarchical classification map is defined in each wavelet subband, which describes the qua[...]

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