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[SPARK-25624][TEST] Reduce test time of LogisticRegressionSuite.multinomial logistic regression… #22660

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[SPARK-25624][TEST] Reduce test time of LogisticRegressionSuite.multinomial logistic regression… #22660

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9 changes: 5 additions & 4 deletions mllib/src/test/scala/org/apache/spark/ml/classification/LogisticRegressionSuite.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -2145,10 +2145,11 @@ class LogisticRegressionSuite extends MLTest with DefaultReadWriteTest {
test("multinomial logistic regression with intercept with elasticnet regularization") {
val trainer1 = (new LogisticRegression).setFitIntercept(true).setWeightCol("weight")
.setElasticNetParam(0.5).setRegParam(0.1).setStandardization(true)
.setMaxIter(300).setTol(1e-10)
.setMaxIter(220).setTol(1e-10)

val trainer2 = (new LogisticRegression).setFitIntercept(true).setWeightCol("weight")
.setElasticNetParam(0.5).setRegParam(0.1).setStandardization(false)
.setMaxIter(300).setTol(1e-10)
.setMaxIter(90).setTol(1e-10)

val model1 = trainer1.fit(multinomialDataset)
val model2 = trainer2.fit(multinomialDataset)
Expand Down Expand Up @@ -2234,8 +2235,8 @@ class LogisticRegressionSuite extends MLTest with DefaultReadWriteTest {
0.0, 0.0, 0.0, 0.0), isTransposed = true)
val interceptsR = Vectors.dense(-0.38857157, 0.62492165, -0.2363501)

assert(model1.coefficientMatrix ~== coefficientsRStd absTol 0.01)
assert(model1.interceptVector ~== interceptsRStd absTol 0.01)
assert(model1.coefficientMatrix ~== coefficientsRStd absTol 0.05)
assert(model1.interceptVector ~== interceptsRStd absTol 0.1)
assert(model1.interceptVector.toArray.sum ~== 0.0 absTol eps)
assert(model2.coefficientMatrix ~== coefficientsR absTol 0.01)
assert(model2.interceptVector ~== interceptsR absTol 0.01)
Expand Down