From: Invertible update-then-predict integer lifting wavelet for lossless image compression
Image | 5/3-wavelet | 9/7-wavelet | iDTT | IUPILW-(1, 1) | IUPILW-(1, 3) | IUPILW-(1, 5) |
---|---|---|---|---|---|---|
N1 | 4.424217 | 4.493907 | 4.462199 | 4.656300 | 4.444999 | 4.346868 |
N2 | 5.273573 | 5.308329 | 5.302399 | 5.537801 | 5.293032 | 5.188928 |
N3 | 4.291140 | 4.393228 | 4.339916 | 4.478541 | 4.298331 | 4.214809 |
N4 | 4.606598 | 4.703839 | 4.659298 | 4.734381 | 4.603954 | 4.519682 |
N5 | 4.591891 | 4.645296 | 4.624030 | 4.811606 | 4.603206 | 4.509288 |
N6 | 3.681239 | 3.807993 | 3.719131 | 3.817874 | 3.678956 | 3.586124 |
N7 | 5.473100 | 5.574008 | 5.504893 | 5.563710 | 5.465703 | 5.400206 |
N8 | 5.751989 | 5.808060 | 5.770165 | 5.924475 | 5.756146 | 5.665746 |