图像编号

总大小/bit

压缩比

SSM5x5_a

9,027,146

1.933

SSM5x5_b

9,490,996

1.839

SSM5x5_c

9,130,614

1.911

SSM5x5_d

8,715,688

2.002

SSM5x5_e

9,958,690

1.752