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Posted to issues@systemml.apache.org by "Matthias Boehm (JIRA)" <ji...@apache.org> on 2018/02/04 04:41:00 UTC

[jira] [Created] (SYSTEMML-2129) Performance sparse relu_backward operations

Matthias Boehm created SYSTEMML-2129:
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             Summary: Performance sparse relu_backward operations
                 Key: SYSTEMML-2129
                 URL: https://issues.apache.org/jira/browse/SYSTEMML-2129
             Project: SystemML
          Issue Type: Sub-task
            Reporter: Matthias Boehm


This task aims to fix performance issues in sparse relu_backward operations, including dedicated implementations for sparse-dense combinations, sparse output allocation (to avoid dense allocation and conversion to sparse), and thread-local nnz maintenance.



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