TABLE 1.
Behavioral performance on the same–different task in experiment 1
|
Concave |
Convex
|
|||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Identical | 1 Step | 2 Steps | 4 Steps | Identical | 1 Step | 2 Steps | 4 Steps | |||||||||
| A. Reaction time (RT), ms | ||||||||||||||||
| RT | 1,032 | 1,072 | 977 | 916 | 988 | 1,006 | 926 | 874 | ||||||||
| SE | 31 | 28 | 27 | 33 | 30 | 24 | 27 | 27 | ||||||||
| B. d′ | ||||||||||||||||
| 1 Step | 2 Steps | 4 Steps | 1 Step | 2 Steps | 4 Steps | |
|---|---|---|---|---|---|---|
| d′ | 2.22 | 3.24 | 3.83 | 2.33 | 3.45 | 3.94 |
| SE | 0.09 | 0.13 | 0.16 | 0.11 | 0.15 | 0.13 |
Values are means and SE of reaction time (A) and d′ (B). Participants had to indicate whether the two contours in a trial were the same or different (2AFC).