Remapping class numbers:
	0 To 1
	1 To 2
	2 To 3
Pruned decision tree written to csv/pittsburg-bridges-REL-L.csv.dt.
Unpruned decision tree written to csv/pittsburg-bridges-REL-L.csv.dt.unpruned.
fold 1: acc. = 70.00	#leaves = 3	max. depth = 2
fold 2: acc. = 70.00	#leaves = 15	max. depth = 9
fold 3: acc. = 40.00	#leaves = 18	max. depth = 10
fold 4: acc. = 65.00	#leaves = 12	max. depth = 8
fold 5: acc. = 43.48	#leaves = 16	max. depth = 9
***1***0.7000000***0.0245190***
***2***0.7000000***0.0297310***
***3***0.4000000***0.0235450***
***4***0.6500000***0.0215410***
***5***0.4347826***0.0226950***
accuracy = 57.28	#leaves = 12.80	max depth = 7.60