Matthias Boehm created SYSTEMML-2511:
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Summary: Classcast exception in bitset estimator on large data
Key: SYSTEMML-2511
URL: https://issues.apache.org/jira/browse/SYSTEMML-2511
Project: SystemML
Issue Type: Bug
Reporter: Matthias Boehm
A previous refactoring to reuse synopsis, created an issue of incorrectly
allocating BitsetMatrix1 (the default option, independent of the input size).
{code}
Caused by: java.lang.ClassCastException:
org.apache.sysml.hops.estim.EstimatorBitsetMM$BitsetMatrix1 cannot be cast to
org.apache.sysml.hops.estim.EstimatorBitsetMM$BitsetMatrix2
at
org.apache.sysml.hops.estim.EstimatorBitsetMM$BitsetMatrix2.matMultIntern(EstimatorBitsetMM.java:474)
at
org.apache.sysml.hops.estim.EstimatorBitsetMM$BitsetMatrix.matMult(EstimatorBitsetMM.java:172)
at
org.apache.sysml.hops.estim.EstimatorBitsetMM.estimInternal(EstimatorBitsetMM.java:99)
at
org.apache.sysml.hops.estim.EstimatorBitsetMM.estim(EstimatorBitsetMM.java:71)
{code}
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