Complete result settings for Retail dataset (table columns are sortable)
The experiments are described in Rooshenas and Lowd, Discriminative Structure Learning of Arithmetic Circuits, AIStats 16

Standard Deviation	L1 Penalty	Train CLL	Validation CLL	Test CLL	Node#	Edge#	Feature#	Learning Time
0.5	2	-4.780096	-4.829501	-4.842127	132657	306813	1448	2738.101745
0.1	0.5	-4.778851	-4.829872	-4.844245	132657	306813	1448	2968.446726
0.5	1	-4.778836	-4.829696	-4.844015	132657	306813	1448	2982.772548
0.1	1	-4.778836	-4.829695	-4.844014	132657	306813	1448	3065.588959
0.5	0.5	-4.778544	-4.829688	-4.843700	132657	306813	1448	3169.034232
0.5	0.1	-4.778503	-4.829909	-4.844014	132657	306813	1448	3459.221118
0.1	0.1	-4.778503	-4.829909	-4.844015	132657	306813	1448	3787.454218
0.1	2	-4.780931	-4.825540	-4.841398	132657	306813	1448	7440.348894