diff options
Diffstat (limited to 'examples/src/main/python/ml')
-rw-r--r-- | examples/src/main/python/ml/gaussian_mixture_example.py | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/examples/src/main/python/ml/gaussian_mixture_example.py b/examples/src/main/python/ml/gaussian_mixture_example.py new file mode 100644 index 0000000000..2ca13d68f6 --- /dev/null +++ b/examples/src/main/python/ml/gaussian_mixture_example.py @@ -0,0 +1,48 @@ +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. +# The ASF licenses this file to You under the Apache License, Version 2.0 +# (the "License"); you may not use this file except in compliance with +# the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +from __future__ import print_function + +# $example on$ +from pyspark.ml.clustering import GaussianMixture +# $example off$ +from pyspark.sql import SparkSession + +""" +A simple example demonstrating Gaussian Mixture Model (GMM). +Run with: + bin/spark-submit examples/src/main/python/ml/gaussian_mixture_example.py +""" + +if __name__ == "__main__": + spark = SparkSession\ + .builder\ + .appName("PythonGuassianMixtureExample")\ + .getOrCreate() + + # $example on$ + # loads data + dataset = spark.read.format("libsvm").load("data/mllib/sample_kmeans_data.txt") + + gmm = GaussianMixture().setK(2) + model = gmm.fit(dataset) + + print("Gaussians: ") + model.gaussiansDF.show() + # $example off$ + + spark.stop() |