rows 3810  split {"training": {"Cammeo": 1156, "Osmancik": 1508}, "validation": {"Cammeo": 248, "Osmancik": 342}, "test": {"Cammeo": 226, "Osmancik": 330}}
validation accuracy  majority 0.5797  logistic 0.9271
test accuracy        majority 0.5935  logistic 0.9299