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[SPARK-6252] [mllib] Added getLambda to Scala NaiveBayes #4969

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[SPARK-6252] [mllib] Added getLambda to Scala NaiveBayes #4969

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63eff48
Added getLambda to Scala NaiveBayes
jkbradley Mar 10, 2015
a471d90
small edits from review
jkbradley Mar 13, 2015
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3 changes: 3 additions & 0 deletions mllib/src/main/scala/org/apache/spark/mllib/classification/NaiveBayes.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -166,6 +166,9 @@ class NaiveBayes private (private var lambda: Double) extends Serializable with
this
}

/** Get the smoothing parameter. Default: 1.0. */
def getLambda: Double = lambda

/**
* Run the algorithm with the configured parameters on an input RDD of LabeledPoint entries.
*
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8 changes: 8 additions & 0 deletions mllib/src/test/scala/org/apache/spark/mllib/classification/NaiveBayesSuite.scala
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Expand Up @@ -85,6 +85,14 @@ class NaiveBayesSuite extends FunSuite with MLlibTestSparkContext {
assert(numOfPredictions < input.length / 5)
}

test("get, set params") {
val nb = new NaiveBayes()
nb.setLambda(2.0)
assert(nb.getLambda === 2.0)
nb.setLambda(3.0)
assert(nb.getLambda === 3.0)
}

test("Naive Bayes") {
val nPoints = 10000

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