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pyunit_metric_accessors.py
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pyunit_metric_accessors.py
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import sys
sys.path.insert(1,"../../")
import h2o
from tests import pyunit_utils
from h2o.estimators.gbm import H2OGradientBoostingEstimator
def metric_accessors():
cars = h2o.import_file(path=pyunit_utils.locate("smalldata/junit/cars_20mpg.csv"))
r = cars[0].runif()
train = cars[r > .2]
valid = cars[r <= .2]
# regression
response_col = "economy"
distribution = "gaussian"
predictors = ["displacement","power","weight","acceleration","year"]
gbm = H2OGradientBoostingEstimator(nfolds=3,
distribution=distribution,
fold_assignment="Random")
gbm.train(x=predictors, y=response_col, training_frame=train, validation_frame=valid)
# mse
mse1 = gbm.mse(train=True, valid=False, xval=False)
assert isinstance(mse1, float)
mse2 = gbm.mse(train=False, valid=True, xval=False)
assert isinstance(mse2, float)
mse3 = gbm.mse(train=False, valid=False, xval=True)
assert isinstance(mse3, float)
mse = gbm.mse(train=True, valid=True, xval=False)
assert "train" in list(mse.keys()) and "valid" in list(mse.keys()), "expected training and validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert len(mse) == 2, "expected only training and validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert isinstance(mse["train"], float) and isinstance(mse["valid"], float), "expected training and validation metrics to be floats, but got {0} and {1}".format(type(mse["train"]), type(mse["valid"]))
assert mse["valid"] == mse2
mse = gbm.mse(train=True, valid=False, xval=True)
assert "train" in list(mse.keys()) and "xval" in list(mse.keys()), "expected training and cross validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert len(mse) == 2, "expected only training and cross validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert isinstance(mse["train"], float) and isinstance(mse["xval"], float), "expected training and cross validation metrics to be floats, but got {0} and {1}".format(type(mse["train"]), type(mse["xval"]))
assert mse["xval"] == mse3
mse = gbm.mse(train=True, valid=True, xval=True)
assert "train" in list(mse.keys()) and "valid" in list(mse.keys()) and "xval" in list(mse.keys()), "expected training, validation, and cross validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert len(mse) == 3, "expected training, validation and cross validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert isinstance(mse["train"], float) and isinstance(mse["valid"], float) and isinstance(mse["xval"], float), "expected training, validation, and cross validation metrics to be floats, but got {0}, {1}, and {2}".format(type(mse["train"]), type(mse["valid"]), type(mse["xval"]))
mse = gbm.mse(train=False, valid=False, xval=False) # default: return training metrics
assert isinstance(mse, float)
assert mse == mse1
mse = gbm.mse(train=False, valid=True, xval=True)
assert "valid" in list(mse.keys()) and "xval" in list(mse.keys()), "expected validation and cross validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert len(mse) == 2, "expected validation and cross validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert isinstance(mse["valid"], float) and isinstance(mse["xval"], float), "validation and cross validation metrics to be floats, but got {0} and {1}".format(type(mse["valid"]), type(mse["xval"]))
# r2
r21 = gbm.r2(train=True, valid=False, xval=False)
assert isinstance(r21, float)
r22 = gbm.r2(train=False, valid=True, xval=False)
assert isinstance(r22, float)
r23 = gbm.r2(train=False, valid=False, xval=True)
assert isinstance(r23, float)
r2 = gbm.r2(train=True, valid=True, xval=False)
assert "train" in list(r2.keys()) and "valid" in list(r2.keys()), "expected training and validation metrics to be returned, but got {0}".format(list(r2.keys()))
assert len(r2) == 2, "expected only training and validation metrics to be returned, but got {0}".format(list(r2.keys()))
assert isinstance(r2["train"], float) and isinstance(r2["valid"], float), "expected training and validation metrics to be floats, but got {0} and {1}".format(type(r2["train"]), type(r2["valid"]))
assert r2["valid"] == r22
r2 = gbm.r2(train=True, valid=False, xval=True)
assert "train" in list(r2.keys()) and "xval" in list(r2.keys()), "expected training and cross validation metrics to be returned, but got {0}".format(list(r2.keys()))
assert len(r2) == 2, "expected only training and cross validation metrics to be returned, but got {0}".format(list(r2.keys()))
assert isinstance(r2["train"], float) and isinstance(r2["xval"], float), "expected training and cross validation metrics to be floats, but got {0} and {1}".format(type(r2["train"]), type(r2["xval"]))
assert r2["xval"] == r23
r2 = gbm.r2(train=True, valid=True, xval=True)
assert "train" in list(r2.keys()) and "valid" in list(r2.keys()) and "xval" in list(r2.keys()), "expected training, validation, and cross validation metrics to be returned, but got {0}".format(list(r2.keys()))
assert len(r2) == 3, "expected training, validation and cross validation metrics to be returned, but got {0}".format(list(r2.keys()))
assert isinstance(r2["train"], float) and isinstance(r2["valid"], float) and isinstance(r2["xval"], float), "expected training, validation, and cross validation metrics to be floats, but got {0}, {1}, and {2}".format(type(r2["train"]), type(r2["valid"]), type(r2["xval"]))
r2 = gbm.r2(train=False, valid=False, xval=False) # default: return training metrics
assert isinstance(r2, float)
assert r2 == r21
r2 = gbm.r2(train=False, valid=True, xval=True)
assert "valid" in list(r2.keys()) and "xval" in list(r2.keys()), "expected validation and cross validation metrics to be returned, but got {0}".format(list(r2.keys()))
assert len(r2) == 2, "expected validation and cross validation metrics to be returned, but got {0}".format(list(r2.keys()))
assert isinstance(r2["valid"], float) and isinstance(r2["xval"], float), "validation and cross validation metrics to be floats, but got {0} and {1}".format(type(r2["valid"]), type(r2["xval"]))
# mean_residual_deviance
mean_residual_deviance1 = gbm.mean_residual_deviance(train=True, valid=False, xval=False)
assert isinstance(mean_residual_deviance1, float)
mean_residual_deviance2 = gbm.mean_residual_deviance(train=False, valid=True, xval=False)
assert isinstance(mean_residual_deviance2, float)
mean_residual_deviance3 = gbm.mean_residual_deviance(train=False, valid=False, xval=True)
assert isinstance(mean_residual_deviance3, float)
mean_residual_deviance = gbm.mean_residual_deviance(train=True, valid=True, xval=False)
assert "train" in list(mean_residual_deviance.keys()) and "valid" in list(mean_residual_deviance.keys()), "expected training and validation metrics to be returned, but got {0}".format(list(mean_residual_deviance.keys()))
assert len(mean_residual_deviance) == 2, "expected only training and validation metrics to be returned, but got {0}".format(list(mean_residual_deviance.keys()))
assert isinstance(mean_residual_deviance["train"], float) and isinstance(mean_residual_deviance["valid"], float), "expected training and validation metrics to be floats, but got {0} and {1}".format(type(mean_residual_deviance["train"]), type(mean_residual_deviance["valid"]))
assert mean_residual_deviance["valid"] == mean_residual_deviance2
mean_residual_deviance = gbm.mean_residual_deviance(train=True, valid=False, xval=True)
assert "train" in list(mean_residual_deviance.keys()) and "xval" in list(mean_residual_deviance.keys()), "expected training and cross validation metrics to be returned, but got {0}".format(list(mean_residual_deviance.keys()))
assert len(mean_residual_deviance) == 2, "expected only training and cross validation metrics to be returned, but got {0}".format(list(mean_residual_deviance.keys()))
assert isinstance(mean_residual_deviance["train"], float) and isinstance(mean_residual_deviance["xval"], float), "expected training and cross validation metrics to be floats, but got {0} and {1}".format(type(mean_residual_deviance["train"]), type(mean_residual_deviance["xval"]))
assert mean_residual_deviance["xval"] == mean_residual_deviance3
mean_residual_deviance = gbm.mean_residual_deviance(train=True, valid=True, xval=True)
assert "train" in list(mean_residual_deviance.keys()) and "valid" in list(mean_residual_deviance.keys()) and "xval" in list(mean_residual_deviance.keys()), "expected training, validation, and cross validation metrics to be returned, but got {0}".format(list(mean_residual_deviance.keys()))
assert len(mean_residual_deviance) == 3, "expected training, validation and cross validation metrics to be returned, but got {0}".format(list(mean_residual_deviance.keys()))
assert isinstance(mean_residual_deviance["train"], float) and isinstance(mean_residual_deviance["valid"], float) and isinstance(mean_residual_deviance["xval"], float), "expected training, validation, and cross validation metrics to be floats, but got {0}, {1}, and {2}".format(type(mean_residual_deviance["train"]), type(mean_residual_deviance["valid"]), type(mean_residual_deviance["xval"]))
mean_residual_deviance = gbm.mean_residual_deviance(train=False, valid=False, xval=False) # default: return training metrics
assert isinstance(mean_residual_deviance, float)
assert mean_residual_deviance == mean_residual_deviance1
mean_residual_deviance = gbm.mean_residual_deviance(train=False, valid=True, xval=True)
assert "valid" in list(mean_residual_deviance.keys()) and "xval" in list(mean_residual_deviance.keys()), "expected validation and cross validation metrics to be returned, but got {0}".format(list(mean_residual_deviance.keys()))
assert len(mean_residual_deviance) == 2, "expected validation and cross validation metrics to be returned, but got {0}".format(list(mean_residual_deviance.keys()))
assert isinstance(mean_residual_deviance["valid"], float) and isinstance(mean_residual_deviance["xval"], float), "validation and cross validation metrics to be floats, but got {0} and {1}".format(type(mean_residual_deviance["valid"]), type(mean_residual_deviance["xval"]))
# binomial
cars = h2o.import_file(path=pyunit_utils.locate("smalldata/junit/cars_20mpg.csv"))
cars["economy_20mpg"] = cars["economy_20mpg"].asfactor()
r = cars[0].runif()
train = cars[r > .2]
valid = cars[r <= .2]
response_col = "economy_20mpg"
distribution = "bernoulli"
predictors = ["displacement","power","weight","acceleration","year"]
gbm = H2OGradientBoostingEstimator(nfolds=3, distribution=distribution, fold_assignment="Random")
gbm.train(y=response_col, x=predictors, validation_frame=valid, training_frame=train)
# auc
auc1 = gbm.auc(train=True, valid=False, xval=False)
assert isinstance(auc1, float)
auc2 = gbm.auc(train=False, valid=True, xval=False)
assert isinstance(auc2, float)
auc3 = gbm.auc(train=False, valid=False, xval=True)
assert isinstance(auc3, float)
auc = gbm.auc(train=True, valid=True, xval=False)
assert "train" in list(auc.keys()) and "valid" in list(auc.keys()), "expected training and validation metrics to be returned, but got {0}".format(list(auc.keys()))
assert len(auc) == 2, "expected only training and validation metrics to be returned, but got {0}".format(list(auc.keys()))
assert isinstance(auc["train"], float) and isinstance(auc["valid"], float), "expected training and validation metrics to be floats, but got {0} and {1}".format(type(auc["train"]), type(auc["valid"]))
assert auc["valid"] == auc2
auc = gbm.auc(train=True, valid=False, xval=True)
assert "train" in list(auc.keys()) and "xval" in list(auc.keys()), "expected training and cross validation metrics to be returned, but got {0}".format(list(auc.keys()))
assert len(auc) == 2, "expected only training and cross validation metrics to be returned, but got {0}".format(list(auc.keys()))
assert isinstance(auc["train"], float) and isinstance(auc["xval"], float), "expected training and cross validation metrics to be floats, but got {0} and {1}".format(type(auc["train"]), type(auc["xval"]))
assert auc["xval"] == auc3
auc = gbm.auc(train=True, valid=True, xval=True)
assert "train" in list(auc.keys()) and "valid" in list(auc.keys()) and "xval" in list(auc.keys()), "expected training, validation, and cross validation metrics to be returned, but got {0}".format(list(auc.keys()))
assert len(auc) == 3, "expected training, validation and cross validation metrics to be returned, but got {0}".format(list(auc.keys()))
assert isinstance(auc["train"], float) and isinstance(auc["valid"], float) and isinstance(auc["xval"], float), "expected training, validation, and cross validation metrics to be floats, but got {0}, {1}, and {2}".format(type(auc["train"]), type(auc["valid"]), type(auc["xval"]))
auc = gbm.auc(train=False, valid=False, xval=False) # default: return training metrics
assert isinstance(auc, float)
assert auc == auc1
auc = gbm.auc(train=False, valid=True, xval=True)
assert "valid" in list(auc.keys()) and "xval" in list(auc.keys()), "expected validation and cross validation metrics to be returned, but got {0}".format(list(auc.keys()))
assert len(auc) == 2, "expected validation and cross validation metrics to be returned, but got {0}".format(list(auc.keys()))
assert isinstance(auc["valid"], float) and isinstance(auc["xval"], float), "validation and cross validation metrics to be floats, but got {0} and {1}".format(type(auc["valid"]), type(auc["xval"]))
# roc
(fprs1, tprs1) = gbm.roc(train=True, valid=False, xval=False)
assert isinstance(fprs1, list)
assert isinstance(tprs1, list)
(fprs2, tprs2) = gbm.roc(train=False, valid=True, xval=False)
assert isinstance(fprs2, list)
assert isinstance(tprs2, list)
(fprs3, tprs3) = gbm.roc(train=False, valid=False, xval=True)
assert isinstance(fprs3, list)
assert isinstance(tprs3, list)
roc = gbm.roc(train=True, valid=True, xval=False)
assert "train" in list(roc.keys()) and "valid" in list(roc.keys()), "expected training and validation metrics to be returned, but got {0}".format(list(roc.keys()))
assert len(roc) == 2, "expected only training and validation metrics to be returned, but got {0}".format(list(roc.keys()))
assert isinstance(roc["train"], tuple) and isinstance(roc["valid"], tuple), "expected training and validation metrics to be tuples, but got {0} and {1}".format(type(roc["train"]), type(roc["valid"]))
assert roc["valid"][0] == fprs2
assert roc["valid"][1] == tprs2
roc = gbm.roc(train=True, valid=False, xval=True)
assert "train" in list(roc.keys()) and "xval" in list(roc.keys()), "expected training and cross validation metrics to be returned, but got {0}".format(list(roc.keys()))
assert len(roc) == 2, "expected only training and cross validation metrics to be returned, but got {0}".format(list(roc.keys()))
assert isinstance(roc["train"], tuple) and isinstance(roc["xval"], tuple), "expected training and cross validation metrics to be tuples, but got {0} and {1}".format(type(roc["train"]), type(roc["xval"]))
assert roc["xval"][0] == fprs3
assert roc["xval"][1] == tprs3
roc = gbm.roc(train=True, valid=True, xval=True)
assert "train" in list(roc.keys()) and "valid" in list(roc.keys()) and "xval" in list(roc.keys()), "expected training, validation, and cross validation metrics to be returned, but got {0}".format(list(roc.keys()))
assert len(roc) == 3, "expected training, validation and cross validation metrics to be returned, but got {0}".format(list(roc.keys()))
assert isinstance(roc["train"], tuple) and isinstance(roc["valid"], tuple) and isinstance(roc["xval"], tuple), "expected training, validation, and cross validation metrics to be tuples, but got {0}, {1}, and {2}".format(type(roc["train"]), type(roc["valid"]), type(roc["xval"]))
(fprs, tprs) = gbm.roc(train=False, valid=False, xval=False) # default: return training metrics
assert isinstance(fprs, list)
assert isinstance(tprs, list)
assert fprs == fprs1
assert tprs == tprs1
roc = gbm.roc(train=False, valid=True, xval=True)
assert "valid" in list(roc.keys()) and "xval" in list(roc.keys()), "expected validation and cross validation metrics to be returned, but got {0}".format(list(roc.keys()))
assert len(roc) == 2, "expected validation and cross validation metrics to be returned, but got {0}".format(list(roc.keys()))
assert isinstance(roc["valid"], tuple) and isinstance(roc["xval"], tuple), "validation and cross validation metrics to be tuples, but got {0} and {1}".format(type(roc["valid"]), type(roc["xval"]))
# logloss
logloss1 = gbm.logloss(train=True, valid=False, xval=False)
assert isinstance(logloss1, float)
logloss2 = gbm.logloss(train=False, valid=True, xval=False)
assert isinstance(logloss2, float)
logloss3 = gbm.logloss(train=False, valid=False, xval=True)
assert isinstance(logloss3, float)
logloss = gbm.logloss(train=True, valid=True, xval=False)
assert "train" in list(logloss.keys()) and "valid" in list(logloss.keys()), "expected training and validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert len(logloss) == 2, "expected only training and validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert isinstance(logloss["train"], float) and isinstance(logloss["valid"], float), "expected training and validation metrics to be floats, but got {0} and {1}".format(type(logloss["train"]), type(logloss["valid"]))
assert logloss["valid"] == logloss2
logloss = gbm.logloss(train=True, valid=False, xval=True)
assert "train" in list(logloss.keys()) and "xval" in list(logloss.keys()), "expected training and cross validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert len(logloss) == 2, "expected only training and cross validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert isinstance(logloss["train"], float) and isinstance(logloss["xval"], float), "expected training and cross validation metrics to be floats, but got {0} and {1}".format(type(logloss["train"]), type(logloss["xval"]))
assert logloss["xval"] == logloss3
logloss = gbm.logloss(train=True, valid=True, xval=True)
assert "train" in list(logloss.keys()) and "valid" in list(logloss.keys()) and "xval" in list(logloss.keys()), "expected training, validation, and cross validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert len(logloss) == 3, "expected training, validation and cross validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert isinstance(logloss["train"], float) and isinstance(logloss["valid"], float) and isinstance(logloss["xval"], float), "expected training, validation, and cross validation metrics to be floats, but got {0}, {1}, and {2}".format(type(logloss["train"]), type(logloss["valid"]), type(logloss["xval"]))
logloss = gbm.logloss(train=False, valid=False, xval=False) # default: return training metrics
assert isinstance(logloss, float)
assert logloss == logloss1
logloss = gbm.logloss(train=False, valid=True, xval=True)
assert "valid" in list(logloss.keys()) and "xval" in list(logloss.keys()), "expected validation and cross validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert len(logloss) == 2, "expected validation and cross validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert isinstance(logloss["valid"], float) and isinstance(logloss["xval"], float), "validation and cross validation metrics to be floats, but got {0} and {1}".format(type(logloss["valid"]), type(logloss["xval"]))
# giniCoef
giniCoef1 = gbm.giniCoef(train=True, valid=False, xval=False)
assert isinstance(giniCoef1, float)
giniCoef2 = gbm.giniCoef(train=False, valid=True, xval=False)
assert isinstance(giniCoef2, float)
giniCoef3 = gbm.giniCoef(train=False, valid=False, xval=True)
assert isinstance(giniCoef3, float)
giniCoef = gbm.giniCoef(train=True, valid=True, xval=False)
assert "train" in list(giniCoef.keys()) and "valid" in list(giniCoef.keys()), "expected training and validation metrics to be returned, but got {0}".format(list(giniCoef.keys()))
assert len(giniCoef) == 2, "expected only training and validation metrics to be returned, but got {0}".format(list(giniCoef.keys()))
assert isinstance(giniCoef["train"], float) and isinstance(giniCoef["valid"], float), "expected training and validation metrics to be floats, but got {0} and {1}".format(type(giniCoef["train"]), type(giniCoef["valid"]))
assert giniCoef["valid"] == giniCoef2
giniCoef = gbm.giniCoef(train=True, valid=False, xval=True)
assert "train" in list(giniCoef.keys()) and "xval" in list(giniCoef.keys()), "expected training and cross validation metrics to be returned, but got {0}".format(list(giniCoef.keys()))
assert len(giniCoef) == 2, "expected only training and cross validation metrics to be returned, but got {0}".format(list(giniCoef.keys()))
assert isinstance(giniCoef["train"], float) and isinstance(giniCoef["xval"], float), "expected training and cross validation metrics to be floats, but got {0} and {1}".format(type(giniCoef["train"]), type(giniCoef["xval"]))
assert giniCoef["xval"] == giniCoef3
giniCoef = gbm.giniCoef(train=True, valid=True, xval=True)
assert "train" in list(giniCoef.keys()) and "valid" in list(giniCoef.keys()) and "xval" in list(giniCoef.keys()), "expected training, validation, and cross validation metrics to be returned, but got {0}".format(list(giniCoef.keys()))
assert len(giniCoef) == 3, "expected training, validation and cross validation metrics to be returned, but got {0}".format(list(giniCoef.keys()))
assert isinstance(giniCoef["train"], float) and isinstance(giniCoef["valid"], float) and isinstance(giniCoef["xval"], float), "expected training, validation, and cross validation metrics to be floats, but got {0}, {1}, and {2}".format(type(giniCoef["train"]), type(giniCoef["valid"]), type(giniCoef["xval"]))
giniCoef = gbm.giniCoef(train=False, valid=False, xval=False) # default: return training metrics
assert isinstance(giniCoef, float)
assert giniCoef == giniCoef1
giniCoef = gbm.giniCoef(train=False, valid=True, xval=True)
assert "valid" in list(giniCoef.keys()) and "xval" in list(giniCoef.keys()), "expected validation and cross validation metrics to be returned, but got {0}".format(list(giniCoef.keys()))
assert len(giniCoef) == 2, "expected validation and cross validation metrics to be returned, but got {0}".format(list(giniCoef.keys()))
assert isinstance(giniCoef["valid"], float) and isinstance(giniCoef["xval"], float), "validation and cross validation metrics to be floats, but got {0} and {1}".format(type(giniCoef["valid"]), type(giniCoef["xval"]))
# F1
F11 = gbm.F1(train=True, valid=False, xval=False)
F12 = gbm.F1(train=False, valid=True, xval=False)
F13 = gbm.F1(train=False, valid=False, xval=True)
F1 = gbm.F1(train=True, valid=True, xval=False)
F1 = gbm.F1(train=True, valid=False, xval=True)
F1 = gbm.F1(train=True, valid=True, xval=True)
F1 = gbm.F1(train=False, valid=False, xval=False) # default: return training metrics
F1 = gbm.F1(train=False, valid=True, xval=True)
# F0point5
F0point51 = gbm.F0point5(train=True, valid=False, xval=False)
F0point52 = gbm.F0point5(train=False, valid=True, xval=False)
F0point53 = gbm.F0point5(train=False, valid=False, xval=True)
F0point5 = gbm.F0point5(train=True, valid=True, xval=False)
F0point5 = gbm.F0point5(train=True, valid=False, xval=True)
F0point5 = gbm.F0point5(train=True, valid=True, xval=True)
F0point5 = gbm.F0point5(train=False, valid=False, xval=False) # default: return training metrics
F0point5 = gbm.F0point5(train=False, valid=True, xval=True)
# F2
F21 = gbm.F2(train=True, valid=False, xval=False)
F22 = gbm.F2(train=False, valid=True, xval=False)
F23 = gbm.F2(train=False, valid=False, xval=True)
F2 = gbm.F2(train=True, valid=True, xval=False)
F2 = gbm.F2(train=True, valid=False, xval=True)
F2 = gbm.F2(train=True, valid=True, xval=True)
F2 = gbm.F2(train=False, valid=False, xval=False) # default: return training metrics
F2 = gbm.F2(train=False, valid=True, xval=True)
# accuracy
accuracy1 = gbm.accuracy(train=True, valid=False, xval=False)
accuracy2 = gbm.accuracy(train=False, valid=True, xval=False)
accuracy3 = gbm.accuracy(train=False, valid=False, xval=True)
accuracy = gbm.accuracy(train=True, valid=True, xval=False)
accuracy = gbm.accuracy(train=True, valid=False, xval=True)
accuracy = gbm.accuracy(train=True, valid=True, xval=True)
accuracy = gbm.accuracy(train=False, valid=False, xval=False) # default: return training metrics
accuracy = gbm.accuracy(train=False, valid=True, xval=True)
# error
error1 = gbm.error(train=True, valid=False, xval=False)
error2 = gbm.error(train=False, valid=True, xval=False)
error3 = gbm.error(train=False, valid=False, xval=True)
error = gbm.error(train=True, valid=True, xval=False)
error = gbm.error(train=True, valid=False, xval=True)
error = gbm.error(train=True, valid=True, xval=True)
error = gbm.error(train=False, valid=False, xval=False) # default: return training metrics
error = gbm.error(train=False, valid=True, xval=True)
# precision
precision1 = gbm.precision(train=True, valid=False, xval=False)
precision2 = gbm.precision(train=False, valid=True, xval=False)
precision3 = gbm.precision(train=False, valid=False, xval=True)
precision = gbm.precision(train=True, valid=True, xval=False)
precision = gbm.precision(train=True, valid=False, xval=True)
precision = gbm.precision(train=True, valid=True, xval=True)
precision = gbm.precision(train=False, valid=False, xval=False) # default: return training metrics
precision = gbm.precision(train=False, valid=True, xval=True)
# mcc
mcc1 = gbm.mcc(train=True, valid=False, xval=False)
mcc2 = gbm.mcc(train=False, valid=True, xval=False)
mcc3 = gbm.mcc(train=False, valid=False, xval=True)
mcc = gbm.mcc(train=True, valid=True, xval=False)
mcc = gbm.mcc(train=True, valid=False, xval=True)
mcc = gbm.mcc(train=True, valid=True, xval=True)
mcc = gbm.mcc(train=False, valid=False, xval=False) # default: return training metrics
mcc = gbm.mcc(train=False, valid=True, xval=True)
# max_per_class_error
max_per_class_error1 = gbm.max_per_class_error(train=True, valid=False, xval=False)
max_per_class_error2 = gbm.max_per_class_error(train=False, valid=True, xval=False)
max_per_class_error3 = gbm.max_per_class_error(train=False, valid=False, xval=True)
max_per_class_error = gbm.max_per_class_error(train=True, valid=True, xval=False)
max_per_class_error = gbm.max_per_class_error(train=True, valid=False, xval=True)
max_per_class_error = gbm.max_per_class_error(train=True, valid=True, xval=True)
max_per_class_error = gbm.max_per_class_error(train=False, valid=False, xval=False) # default: return training metrics
max_per_class_error = gbm.max_per_class_error(train=False, valid=True, xval=True)
# mean_per_class_error
mean_per_class_error1 = gbm.mean_per_class_error(train=True, valid=False, xval=False)
mean_per_class_error2 = gbm.mean_per_class_error(train=False, valid=True, xval=False)
mean_per_class_error3 = gbm.mean_per_class_error(train=False, valid=False, xval=True)
mean_per_class_error = gbm.mean_per_class_error(train=True, valid=True, xval=False)
mean_per_class_error = gbm.mean_per_class_error(train=True, valid=False, xval=True)
mean_per_class_error = gbm.mean_per_class_error(train=True, valid=True, xval=True)
mean_per_class_error = gbm.mean_per_class_error(train=False, valid=False, xval=False) # default: return training metrics
mean_per_class_error = gbm.mean_per_class_error(train=False, valid=True, xval=True)
# confusion_matrix
confusion_matrix1 = gbm.confusion_matrix(train=True, valid=False, xval=False)
confusion_matrix2 = gbm.confusion_matrix(train=False, valid=True, xval=False)
confusion_matrix3 = gbm.confusion_matrix(train=False, valid=False, xval=True)
confusion_matrix = gbm.confusion_matrix(train=True, valid=True, xval=False)
confusion_matrix = gbm.confusion_matrix(train=True, valid=False, xval=True)
confusion_matrix = gbm.confusion_matrix(train=True, valid=True, xval=True)
confusion_matrix = gbm.confusion_matrix(train=False, valid=False, xval=False) # default: return training metrics
confusion_matrix = gbm.confusion_matrix(train=False, valid=True, xval=True)
# # plot
# plot1 = gbm.plot(train=True, valid=False, xval=False)
# plot2 = gbm.plot(train=False, valid=True, xval=False)
# plot3 = gbm.plot(train=False, valid=False, xval=True)
# plot = gbm.plot(train=True, valid=True, xval=False)
# plot = gbm.plot(train=True, valid=False, xval=True)
# plot = gbm.plot(train=True, valid=True, xval=True)
# plot = gbm.plot(train=False, valid=False, xval=False) # default: return training metrics
# plot = gbm.plot(train=False, valid=True, xval=True)
# # tpr
# tpr1 = gbm.tpr(train=True, valid=False, xval=False)
# tpr2 = gbm.tpr(train=False, valid=True, xval=False)
# tpr3 = gbm.tpr(train=False, valid=False, xval=True)
# tpr = gbm.tpr(train=True, valid=True, xval=False)
# tpr = gbm.tpr(train=True, valid=False, xval=True)
# tpr = gbm.tpr(train=True, valid=True, xval=True)
# tpr = gbm.tpr(train=False, valid=False, xval=False) # default: return training metrics
# tpr = gbm.tpr(train=False, valid=True, xval=True)
#
# # tnr
# tnr1 = gbm.tnr(train=True, valid=False, xval=False)
# tnr2 = gbm.tnr(train=False, valid=True, xval=False)
# tnr3 = gbm.tnr(train=False, valid=False, xval=True)
# tnr = gbm.tnr(train=True, valid=True, xval=False)
# tnr = gbm.tnr(train=True, valid=False, xval=True)
# tnr = gbm.tnr(train=True, valid=True, xval=True)
# tnr = gbm.tnr(train=False, valid=False, xval=False) # default: return training metrics
# tnr = gbm.tnr(train=False, valid=True, xval=True)
#
# # fnr
# fnr1 = gbm.fnr(train=True, valid=False, xval=False)
# fnr2 = gbm.fnr(train=False, valid=True, xval=False)
# fnr3 = gbm.fnr(train=False, valid=False, xval=True)
# fnr = gbm.fnr(train=True, valid=True, xval=False)
# fnr = gbm.fnr(train=True, valid=False, xval=True)
# fnr = gbm.fnr(train=True, valid=True, xval=True)
# fnr = gbm.fnr(train=False, valid=False, xval=False) # default: return training metrics
# fnr = gbm.fnr(train=False, valid=True, xval=True)
#
# # fpr
# fpr1 = gbm.fpr(train=True, valid=False, xval=False)
# fpr2 = gbm.fpr(train=False, valid=True, xval=False)
# fpr3 = gbm.fpr(train=False, valid=False, xval=True)
# fpr = gbm.fpr(train=True, valid=True, xval=False)
# fpr = gbm.fpr(train=True, valid=False, xval=True)
# fpr = gbm.fpr(train=True, valid=True, xval=True)
# fpr = gbm.fpr(train=False, valid=False, xval=False) # default: return training metrics
# fpr = gbm.fpr(train=False, valid=True, xval=True)
# multinomial
cars = h2o.import_file(path=pyunit_utils.locate("smalldata/junit/cars_20mpg.csv"))
cars["cylinders"] = cars["cylinders"].asfactor()
r = cars[0].runif()
train = cars[r > .2]
valid = cars[r <= .2]
response_col = "cylinders"
distribution = "multinomial"
predictors = ["displacement","power","weight","acceleration","year"]
gbm.distribution="multinomial"
gbm.train(x=predictors,y=response_col, training_frame=train, validation_frame=valid)
# mse
mse1 = gbm.mse(train=True, valid=False, xval=False)
assert isinstance(mse1, float)
mse2 = gbm.mse(train=False, valid=True, xval=False)
assert isinstance(mse2, float)
mse3 = gbm.mse(train=False, valid=False, xval=True)
assert isinstance(mse3, float)
mse = gbm.mse(train=True, valid=True, xval=False)
assert "train" in list(mse.keys()) and "valid" in list(mse.keys()), "expected training and validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert len(mse) == 2, "expected only training and validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert isinstance(mse["train"], float) and isinstance(mse["valid"], float), "expected training and validation metrics to be floats, but got {0} and {1}".format(type(mse["train"]), type(mse["valid"]))
assert mse["valid"] == mse2
mse = gbm.mse(train=True, valid=False, xval=True)
assert "train" in list(mse.keys()) and "xval" in list(mse.keys()), "expected training and cross validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert len(mse) == 2, "expected only training and cross validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert isinstance(mse["train"], float) and isinstance(mse["xval"], float), "expected training and cross validation metrics to be floats, but got {0} and {1}".format(type(mse["train"]), type(mse["xval"]))
assert mse["xval"] == mse3
mse = gbm.mse(train=True, valid=True, xval=True)
assert "train" in list(mse.keys()) and "valid" in list(mse.keys()) and "xval" in list(mse.keys()), "expected training, validation, and cross validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert len(mse) == 3, "expected training, validation and cross validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert isinstance(mse["train"], float) and isinstance(mse["valid"], float) and isinstance(mse["xval"], float), "expected training, validation, and cross validation metrics to be floats, but got {0}, {1}, and {2}".format(type(mse["train"]), type(mse["valid"]), type(mse["xval"]))
mse = gbm.mse(train=False, valid=False, xval=False) # default: return training metrics
assert isinstance(mse, float)
assert mse == mse1
mse = gbm.mse(train=False, valid=True, xval=True)
assert "valid" in list(mse.keys()) and "xval" in list(mse.keys()), "expected validation and cross validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert len(mse) == 2, "expected validation and cross validation metrics to be returned, but got {0}".format(list(mse.keys()))
assert isinstance(mse["valid"], float) and isinstance(mse["xval"], float), "validation and cross validation metrics to be floats, but got {0} and {1}".format(type(mse["valid"]), type(mse["xval"]))
# logloss
logloss1 = gbm.logloss(train=True, valid=False, xval=False)
assert isinstance(logloss1, float)
logloss2 = gbm.logloss(train=False, valid=True, xval=False)
assert isinstance(logloss2, float)
logloss3 = gbm.logloss(train=False, valid=False, xval=True)
assert isinstance(logloss3, float)
logloss = gbm.logloss(train=True, valid=True, xval=False)
assert "train" in list(logloss.keys()) and "valid" in list(logloss.keys()), "expected training and validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert len(logloss) == 2, "expected only training and validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert isinstance(logloss["train"], float) and isinstance(logloss["valid"], float), "expected training and validation metrics to be floats, but got {0} and {1}".format(type(logloss["train"]), type(logloss["valid"]))
assert logloss["valid"] == logloss2
logloss = gbm.logloss(train=True, valid=False, xval=True)
assert "train" in list(logloss.keys()) and "xval" in list(logloss.keys()), "expected training and cross validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert len(logloss) == 2, "expected only training and cross validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert isinstance(logloss["train"], float) and isinstance(logloss["xval"], float), "expected training and cross validation metrics to be floats, but got {0} and {1}".format(type(logloss["train"]), type(logloss["xval"]))
assert logloss["xval"] == logloss3
logloss = gbm.logloss(train=True, valid=True, xval=True)
assert "train" in list(logloss.keys()) and "valid" in list(logloss.keys()) and "xval" in list(logloss.keys()), "expected training, validation, and cross validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert len(logloss) == 3, "expected training, validation and cross validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert isinstance(logloss["train"], float) and isinstance(logloss["valid"], float) and isinstance(logloss["xval"], float), "expected training, validation, and cross validation metrics to be floats, but got {0}, {1}, and {2}".format(type(logloss["train"]), type(logloss["valid"]), type(logloss["xval"]))
logloss = gbm.logloss(train=False, valid=False, xval=False) # default: return training metrics
assert isinstance(logloss, float)
assert logloss == logloss1
logloss = gbm.logloss(train=False, valid=True, xval=True)
assert "valid" in list(logloss.keys()) and "xval" in list(logloss.keys()), "expected validation and cross validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert len(logloss) == 2, "expected validation and cross validation metrics to be returned, but got {0}".format(list(logloss.keys()))
assert isinstance(logloss["valid"], float) and isinstance(logloss["xval"], float), "validation and cross validation metrics to be floats, but got {0} and {1}".format(type(logloss["valid"]), type(logloss["xval"]))
# hit_ratio_table
hit_ratio_table1 = gbm.hit_ratio_table(train=True, valid=False, xval=False)
hit_ratio_table2 = gbm.hit_ratio_table(train=False, valid=True, xval=False)
hit_ratio_table3 = gbm.hit_ratio_table(train=False, valid=False, xval=True)
hit_ratio_table = gbm.hit_ratio_table(train=True, valid=True, xval=False)
hit_ratio_table = gbm.hit_ratio_table(train=True, valid=False, xval=True)
hit_ratio_table = gbm.hit_ratio_table(train=True, valid=True, xval=True)
hit_ratio_table = gbm.hit_ratio_table(train=False, valid=False, xval=False) # default: return training metrics
hit_ratio_table = gbm.hit_ratio_table(train=False, valid=True, xval=True)
# mean_per_class_error
mean_per_class_error1 = gbm.mean_per_class_error(train=True, valid=False, xval=False)
mean_per_class_error2 = gbm.mean_per_class_error(train=False, valid=True, xval=False)
mean_per_class_error3 = gbm.mean_per_class_error(train=False, valid=False, xval=True)
mean_per_class_error = gbm.mean_per_class_error(train=True, valid=True, xval=False)
mean_per_class_error = gbm.mean_per_class_error(train=True, valid=False, xval=True)
mean_per_class_error = gbm.mean_per_class_error(train=True, valid=True, xval=True)
mean_per_class_error = gbm.mean_per_class_error(train=False, valid=False, xval=False) # default: return training metrics
mean_per_class_error = gbm.mean_per_class_error(train=False, valid=True, xval=True)
# clustering
iris = h2o.import_file(path=pyunit_utils.locate("smalldata/iris/iris.csv"))
from h2o.estimators.kmeans import H2OKMeansEstimator
km = H2OKMeansEstimator(k=3, nfolds=3)
km.train(x=list(range(4)), training_frame=iris)
# betweenss
betweenss1 = km.betweenss(train=True, valid=False, xval=False)
assert isinstance(betweenss1, float)
betweenss3 = km.betweenss(train=False, valid=False, xval=True)
assert isinstance(betweenss3, float)
betweenss = km.betweenss(train=True, valid=False, xval=True)
assert "train" in list(betweenss.keys()) and "xval" in list(betweenss.keys()), "expected training and cross validation metrics to be returned, but got {0}".format(list(betweenss.keys()))
assert len(betweenss) == 2, "expected only training and cross validation metrics to be returned, but got {0}".format(list(betweenss.keys()))
assert isinstance(betweenss["train"], float) and isinstance(betweenss["xval"], float), "expected training and cross validation metrics to be floats, but got {0} and {1}".format(type(betweenss["train"]), type(betweenss["xval"]))
assert betweenss["xval"] == betweenss3
betweenss = km.betweenss(train=False, valid=False, xval=False) # default: return training metrics
assert isinstance(betweenss, float)
assert betweenss == betweenss1
# totss
totss1 = km.totss(train=True, valid=False, xval=False)
assert isinstance(totss1, float)
totss3 = km.totss(train=False, valid=False, xval=True)
assert isinstance(totss3, float)
totss = km.totss(train=True, valid=False, xval=True)
assert "train" in list(totss.keys()) and "xval" in list(totss.keys()), "expected training and cross validation metrics to be returned, but got {0}".format(list(totss.keys()))
assert len(totss) == 2, "expected only training and cross validation metrics to be returned, but got {0}".format(list(totss.keys()))
assert isinstance(totss["train"], float) and isinstance(totss["xval"], float), "expected training and cross validation metrics to be floats, but got {0} and {1}".format(type(totss["train"]), type(totss["xval"]))
assert totss["xval"] == totss3
totss = km.totss(train=False, valid=False, xval=False) # default: return training metrics
assert isinstance(totss, float)
assert totss == totss1
# tot_withinss
tot_withinss1 = km.tot_withinss(train=True, valid=False, xval=False)
assert isinstance(tot_withinss1, float)
tot_withinss3 = km.tot_withinss(train=False, valid=False, xval=True)
assert isinstance(tot_withinss3, float)
tot_withinss = km.tot_withinss(train=True, valid=False, xval=True)
assert "train" in list(tot_withinss.keys()) and "xval" in list(tot_withinss.keys()), "expected training and cross validation metrics to be returned, but got {0}".format(list(tot_withinss.keys()))
assert len(tot_withinss) == 2, "expected only training and cross validation metrics to be returned, but got {0}".format(list(tot_withinss.keys()))
assert isinstance(tot_withinss["train"], float) and isinstance(tot_withinss["xval"], float), "expected training and cross validation metrics to be floats, but got {0} and {1}".format(type(tot_withinss["train"]), type(tot_withinss["xval"]))
assert tot_withinss["xval"] == tot_withinss3
tot_withinss = km.tot_withinss(train=False, valid=False, xval=False) # default: return training metrics
assert isinstance(tot_withinss, float)
assert tot_withinss == tot_withinss1
# withinss
withinss1 = km.withinss(train=True, valid=False, xval=False)
withinss3 = km.withinss(train=False, valid=False, xval=True)
withinss = km.withinss(train=True, valid=False, xval=True)
withinss = km.withinss(train=False, valid=False, xval=False) # default: return training metrics
# centroid_stats
centroid_stats1 = km.centroid_stats(train=True, valid=False, xval=False)
centroid_stats3 = km.centroid_stats(train=False, valid=False, xval=True)
centroid_stats = km.centroid_stats(train=True, valid=False, xval=True)
centroid_stats = km.centroid_stats(train=False, valid=False, xval=False) # default: return training metrics
# size
size1 = km.size(train=True, valid=False, xval=False)
size3 = km.size(train=False, valid=False, xval=True)
size = km.size(train=True, valid=False, xval=True)
size = km.size(train=False, valid=False, xval=False) # default: return training metrics
if __name__ == "__main__":
pyunit_utils.standalone_test(metric_accessors)
else:
metric_accessors()