Table 1 Memory strength values of three facial features that are summed to yield an aggregate memory strength value for a face in a simultaneous lineup (adapted from Wixted & Mickes, 2014)
From: Lineup fairness: propitious heterogeneity and the diagnostic feature-detection hypothesis
Filler similarity | Suspect | Parameter | f1 | f2 | f3 | Σ | da |
|---|---|---|---|---|---|---|---|
One feature varies | Innocent | μinnocent | 1 | 1 | 0 | 2 | 0.48 |
|  | σ2innocent | 1.5 | 1.5 | 1 | 4 |  | |
Guilty | μguilty | 1 | 1 | 1 | 3 |  | |
|  | σ2guilty | 1.5 | 1.5 | 1.5 | 4.5 |  | |
Two features vary | Innocent | μinnocent | 1 | 0 | 0 | 1 | 1 |
|  | σ2innocent | 1.5 | 1 | 1 | 3.5 |  | |
Guilty | μguilty | 1 | 1 | 1 | 3 |  | |
|  | σ2guilty | 1.5 | 1.5 | 1.5 | 4.5 |  | |
Three features vary | Innocent | μinnocent | 0 | 0 | 0 | 0 | 1.55 |
|  | σ2innocent | 1 | 1 | 1 | 3 |  | |
Guilty | μguilty | 1 | 1 | 1 | 3 |  | |
|  | σ2guilty | 1.5 | 1.5 | 1.5 | 4.5 |  |