Wavelet-based scalable L-infinity-oriented compression

被引:16
作者
Alecu, Alin [1 ]
Munteanu, Adrian [1 ]
Cornelis, Jan P. H. [1 ]
Schelkens, Peter [1 ]
机构
[1] Vrije Univ Brussels, IBBT, Dept Elect & Informat, B-1050 Brussels, Belgium
关键词
L-infinite norm; scalability; wavelet coding;
D O I
10.1109/TIP.2006.877416
中图分类号
TP18 [人工智能理论];
学科分类号
081104 ; 0812 ; 0835 ; 1405 ;
摘要
Among the different classes of coding techniques proposed in literature, predictive schemes have proven their outstanding performance in near-lossless compression. However, these schemes are incapable of providing embedded L.-oriented compression, or, at most, provide a very limited number of potential L-infinity bit-stream truncation points. We propose a new multidimensional wavelet-based L-infinity-constrained scalable coding framework that generates a fully embedded L-infinity-oriented bit stream and that retains the coding performance and all the scalability options of state-of-the-art L-2-oriented wavelet codecs. Moreover, our codec instantiation of the proposed framework clearly outperforms JPEG2000 in L-infinity coding sense.
引用
收藏
页码:2499 / 2512
页数:14
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