diff options
Diffstat (limited to 'python/pyspark')
-rw-r--r-- | python/pyspark/mllib/classification.py | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/python/pyspark/mllib/classification.py b/python/pyspark/mllib/classification.py index 19b90dfd6e..d2f9cdb3f4 100644 --- a/python/pyspark/mllib/classification.py +++ b/python/pyspark/mllib/classification.py @@ -87,18 +87,19 @@ class NaiveBayesModel(object): >>> data = array([0.0, 0.0, 1.0, 0.0, 0.0, 2.0, 1.0, 1.0, 0.0]).reshape(3,3) >>> model = NaiveBayes.train(sc.parallelize(data)) >>> model.predict(array([0.0, 1.0])) - 0 + 0.0 >>> model.predict(array([1.0, 0.0])) - 1 + 1.0 """ - def __init__(self, pi, theta): + def __init__(self, labels, pi, theta): + self.labels = labels self.pi = pi self.theta = theta def predict(self, x): """Return the most likely class for a data vector x""" - return numpy.argmax(self.pi + dot(x, self.theta)) + return self.labels[numpy.argmax(self.pi + dot(x, self.theta))] class NaiveBayes(object): @classmethod @@ -122,7 +123,8 @@ class NaiveBayes(object): ans = sc._jvm.PythonMLLibAPI().trainNaiveBayes(dataBytes._jrdd, lambda_) return NaiveBayesModel( _deserialize_double_vector(ans[0]), - _deserialize_double_matrix(ans[1])) + _deserialize_double_vector(ans[1]), + _deserialize_double_matrix(ans[2])) def _test(): |