SPARK-3803 [MLLIB] ArrayIndexOutOfBoundsException found in executing computePrincipalComponents#2801

Closed

srowen wants to merge 1 commit intoapache:masterfrom

srowen:SPARK-3803

Commits on Oct 14, 2014

Avoid overflow in computing n*(n+1)/2 as much as possible; throw explicit error when Gramian computation will fail due to negative array size; warn about large result when computing Gramian too
srowen
committed