Table 6.

Consistency between searches of real-world objects as measured by Z score metric discussed in Sec. 2.10.

Subjectsession	z1	z2	z3	z4
S1	−1.02	1.80	−0.39	−0.59
S2	0.34	−1.40	−0.21	−1.78
S3	−1.91	−0.82	1.44	0.04
S4	−0.92	0.10	−1.35	0.44
S5	−1.12	2.19	−0.71	0.41
S6	0.20	−0.67	0.86	−0.83
S7	0.21	0.74	0.60	0.21
S8	−0.49	−0.53	1.79	1.35
S9	1.69	−0.33	0.65	−0.91
S10	−1.54	−0.59	.09	−1.36

Z scores of 1.8 and above in bold.