Table 2.

FSIM perceptual indexes for all test photos as a function of the scenario

Scenario	Backward stimulus	Forward 1 stimulus	Forward 2 stimulus	Forward 3 stimulus
Banana	0.9217	0.8994	0.9006	0.8986
Glass	0.9382	0.9419	0.9553	0.9507
Hat	0.9093	0.8742	0.8891	0.8836
Nose	0.8960	0.9072	0.8993	0.8943
Flower	0.9400	0.9286	0.9348	0.9299
Sheet	0.9395	0.9286	0.9343	0.9282
Hamburger	0.9224	0.9147	0.9180	0.9098
Means	0.9239	0.9135	0.9188	0.9136