var data = load('test-data-iris.json')

var datac = ml.preprocess(data,'xmy',{features:['length','width','petal_length','petal_width'],
                                      target:'species'});
// print(datac)
var labels = [
  'setosa',
  'versicolor',
  'virginica'
]
var x = datac.x;
var y = datac.y;

var t0=time()
var model = ml.learn({
    algorithm:ml.ML.RF,
    labels:labels,
    numTrees:5,
    maxDepth:10,
    numTries:10,
    weakType:false,
    x:x, 
    y:y,
  });
  
var t1=time()
var result = ml.classify(model,x).map(ml.best).map(function (r,i) { r.y=y[i]; return r } )
var t2=time()
print(result)
var correct=0,wrong=0;
result.forEach(function (r) { if (r.value==r.y) correct++; else wrong++ });
print('Correct='+correct+', wrong='+wrong);
print(toJSON(model).length)
print(t1-t0,t2-t1)