Table 1.

Performance metrics for 2D and 4D finger decoding

	2D decoder	4D decoder	4D decoder (last four blocks)
Number of trials	529	524	192
Number of days	3	6	3
Acquisition time (ms)	1,330 ± 30	1,980 ± 50	1,580 ± 60
Time to target (ms)	1,110 ± 30	1,380 ± 30	1,200 ± 40
Orbiting time (ms)	220 ± 20	600 ± 40	380 ± 50
Targets per minute	88 ± 6	64 ± 4	76 ± 2
Percent completed	98.1%	98.7%	100%
Path length	0.718 ± 0.007	0.524 ± 0.007	0.580 ± 0.010

Statistical data are reported as mean ± s.e.m.