Table 1 Pixel resolution and their dimensions
Databases | Pixel resolution | Width in pixels | Height in pixels | Total number of pixels |
|---|---|---|---|---|
Images for database I | 2 × 2 | 2 | 2 | 4 |
Images for database II | 4 × 4 | 4 | 4 | 16 |
Images for database III | 8 × 8 | 8 | 8 | 64 |
Images for database IV | 16 × 16 | 16 | 16 | 256 |
Images for database V | 32 × 32 | 32 | 32 | 1024 |
Images for database VI | 64 × 64 | 64 | 64 | 4096 |
Images for database VII | 128 × 128 | 128 | 128 | 16,384 |
Images for database VIII | 256 × 256 | 256 | 256 | 65,536 |