Table 3.

Threshold evaluations for each complex visual task

TaskΔ (50–68%)Threshold at 75%Threshold at 82%Number of trialsNumber of sessions
Dots, 72°/s
F020.06%35.62%45.07%137112
F414.05%23.39%32.17%5036
F612.79%26.74%34.98%7787
Mean, free15.63 ± 2.24%28.58 ± 2.65%37.40 ± 3.92%884 ± 2568 ± 2
F9 (hf)18.36%30.55%41.62%5684
F8 (hf)28.35%45.27%59.48%9392
Mean, hf23.36 ± 5.00%37.91 ± 7.36%50.55 ± 8.93%753 ± 1863± 1
Mean, all18.72 ± 2.75%32.31 ± 3.83%42.66 ± 4.79%832 ± 1556 ± 2
Dots, 48°/s
F018.93%42.96%49.98%3083
F415.01%25.10%35.56%5815
F618.91%34.51%47.76%7078
Mean17.62 ± 1.30%34.19 ± 5.16%44.43 ±4.48%532 ± 1185 ± 1
Dots, 24°/s
F019.89%38.37%50.89%5705
F417.67%39.16%47.37%4925
F616.67%33.97%44.20%7498
Mean18.07 ± 0.95%37.16 ± 1.61%47.49 ± 1.93%604 ± 766 ± 1
Glass
F021.32%44.31%66.68%7666
F623.25%48.94%65.45%6165
Mean22.28 ± 0.97%46.65 ± 2.34%66.06 ± 0.62%691 ± 756 ± 1
  • Hf, head-fixed behavior; free, freely-moving behavior. Mean reported with SE.