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Posted to issues@systemml.apache.org by "Tommy Yu (JIRA)" <ji...@apache.org> on 2016/06/16 14:44:05 UTC

[jira] [Created] (SYSTEMML-765) MLContext return matrix with 0-base index

Tommy Yu created SYSTEMML-765:
---------------------------------

             Summary: MLContext return matrix with 0-base index
                 Key: SYSTEMML-765
                 URL: https://issues.apache.org/jira/browse/SYSTEMML-765
             Project: SystemML
          Issue Type: Bug
          Components: APIs
    Affects Versions: SystemML 0.10
            Reporter: Tommy Yu
            Priority: Minor


Run below code in spark-shell, but get 0-base index matrix. Mike said it maybe a issues for SystemML.

import org.apache.sysml.api.MLContext
import org.apache.sysml.api.MLOutput	  
val mlNew = new MLContext(sc)
mlNew.registerOutput("outputMatrix")
val outNew = mlNew.executeScript("""
	outputMatrix = matrix(0,5,1);
	write(outputMatrix,"tempOut","csv");
""")
outNew.getDF(sqlContext, "Prediction")

Get result:
+---+---+
| ID| C1|
+---+---+
|0.0|0.0|
|1.0|0.0|
|2.0|0.0|
|3.0|0.0|
|4.0|0.0|
+---+---+





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