Remapping class numbers: 0 To 1 1 To 2 2 To 3 Pruned decision tree written to csv/pittsburg-bridges-MATERIAL.csv.dt. Unpruned decision tree written to csv/pittsburg-bridges-MATERIAL.csv.dt.unpruned. fold 1: acc. = 90.48 #leaves = 2 max. depth = 1 fold 2: acc. = 66.67 #leaves = 6 max. depth = 4 fold 3: acc. = 90.48 #leaves = 10 max. depth = 5 fold 4: acc. = 66.67 #leaves = 6 max. depth = 4 fold 5: acc. = 90.91 #leaves = 10 max. depth = 5 ***1***0.9047619***0.0161250*** ***2***0.6666666***0.0187930*** ***3***0.9047619***0.0187230*** ***4***0.6666666***0.0090760*** ***5***0.9090909***0.0142600*** accuracy = 81.13 #leaves = 6.80 max depth = 3.80