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examples/src/main/r/ml/fmClassifier.R
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zero323
[SPARK-30820][SPARKR][ML] Add FMClassifier to SparkR
07 апр 2020, 17:01
07 апр 2020, 17:01
0d37f79
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# # 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. # # To run this example use # ./bin/spark-submit examples/src/main/r/ml/fmClassifier.R # Load SparkR library into your R session library(SparkR) # Initialize SparkSession sparkR.session(appName = "SparkR-ML-fmclasfier-example") # $example on$ # Load training data df <- read.df("data/mllib/sample_libsvm_data.txt", source = "libsvm") training <- df test <- df # Fit a FM classification model model <- spark.fmClassifier(training, label ~ features) # Model summary summary(model) # Prediction predictions <- predict(model, test) head(predictions) # $example off$ sparkR.session.stop()