From: Area and power efficient DCT architecture for image compression
Transform | Lena | Boat | Goldhill | Barbara | Lighthouse | Mandrill | Grass |
---|---|---|---|---|---|---|---|
SDCT[17] | 47.6842 | 48.0605 | 47.3815 | 47.7712 | 48.0659 | 47.1800 | 47.0199 |
Bouguezel et al.[19] | 46.1432 | 46.5150 | 45.7904 | 46.1774 | 46.5060 | 45.6001 | 45.4208 |
Bouguezel et al.[21] | 38.4446 | 38.7755 | 38.1416 | 38.4739 | 38.7539 | 37.8809 | 37.7553 |
Bouguezel et al.[22] | 50.7247 | 51.0442 | 50.3861 | 50.7648 | 51.0748 | 50.1816 | 50.0178 |
Bouguezel et al.[23] (a = 1) | 39.1987 | 39.5451 | 38.9039 | 39.2220 | 39.5325 | 38.6401 | 38.5118 |
Senapati et al.[26] | 40.0021 | 40.247 | 39.6411 | 39.7347 | 40.0654 | 38.9019 | 38.8482 |
Cintra and Bayer[24] | 40.3542 | 40.5915 | 39.9636 | 40.3566 | 40.7288 | 39.6412 | 39.4864 |
Bayer and Cintra[27] | 40.4921 | 40.8259 | 40.1348 | 40.5130 | 40.8217 | 39.9135 | 39.7726 |
Transform in[29] | 42.5718 | 42.9205 | 42.2187 | 42.6054 | 42.9414 | 42.0134 | 41.8338 |
Transform in[30] | 41.1196 | 41.4667 | 40.7955 | 41.1598 | 41.4880 | 40.5666 | 40.3979 |
Proposed transform | 41.7576 | 42.1115 | 41.4527 | 41.7853 | 42.1274 | 41.1899 | 41.0367 |