. Author manuscript; available in PMC: 2013 Sep 1.

Published in final edited form as: J R Stat Soc Series B Stat Methodol. 2012 Apr 12;74(4):745–771. doi: 10.1111/j.1467-9868.2012.01029.x

Table 3.

Equal correlation setting; signals all equal to 1; s₀ = 10. Results for different γ.

		ρ = 0	ρ = 0.5	ρ = 0.9
Median classification error (in percentage)	ROAD_γ=0.01	5.8(1.2)	2.7(0.6)	0.2(0.2)
	ROAD_γ=0.1	6.0(1.2)	2.0(0.6)	0.2(0.1)
	ROAD_γ=1	6.0(1.3)	2.0(0.6)	0.0(0.1)
	ROAD_γ=10	6.0(1.2)	2.0(0.6)	0.0(0.0)
	ROAD_γ=100	6.2(1.2)	2.3(0.6)	0.0(0.1)

		ρ = 0	ρ = 0.5	ρ = 0.9

Median number of nonzeros	ROAD_γ=0.01	14.0(19.2)	129.5(42.5)	657.0(179.6)
	ROAD_γ=0.1	14.0(19.6)	137.0(37.6)	773.5(103.2)
	ROAD_γ=1	16.5(22.9)	139.0(37.9)	514.0(39.7)
	ROAD_γ=10	16.0(24.2)	138.5(38.2)	151.5(8.0)
	ROAD_γ=100	22.0(16.1)	114.5(9.4)	94.0(9.6)