Remapping class numbers: 0 To 1 1 To 2 2 To 3 Pruned decision tree written to data/csv/pittsburg-bridges-SPAN.csv.dt. Unpruned decision tree written to data/csv/pittsburg-bridges-SPAN.csv.dt.unpruned. fold 1: acc. = 72.22 #leaves = 3 max. depth = 2 fold 2: acc. = 61.11 #leaves = 16 max. depth = 7 fold 3: acc. = 61.11 #leaves = 23 max. depth = 10 fold 4: acc. = 38.89 #leaves = 21 max. depth = 9 fold 5: acc. = 65.00 #leaves = 17 max. depth = 7 accuracy = 59.78 #leaves = 16.00 max depth = 7.00