[SYSTEMDS-2030] Missing transpose-matrixmult rewrites for special case mixed exec types

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: SystemML 1.0.0
• Epic Link: Perftest and QA for SystemML 1.0 release
• Assignee: Matthias Boehm
• Reporter: Matthias Boehm
• Created: 29/Nov/17 23:26
• Updated: 30/Nov/17 21:51
• Resolved: 30/Nov/17 21:51

Description

For example, on L2SVM 800GB sparse, there are various examples of t(X) mm y where we do not apply the transpose-matrix mult rewrite to t(t( y ) mm X) because the matrix mult is of type CP whereas the transpose is of type Spark.