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Posted to issues@systemml.apache.org by "Deron Eriksson (JIRA)" <ji...@apache.org> on 2016/06/13 17:41:21 UTC

[jira] [Created] (SYSTEMML-758) PYDML toString sparse displays 1 vs 0 indexing

Deron Eriksson created SYSTEMML-758:
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             Summary: PYDML toString sparse displays 1 vs 0 indexing
                 Key: SYSTEMML-758
                 URL: https://issues.apache.org/jira/browse/SYSTEMML-758
             Project: SystemML
          Issue Type: Bug
          Components: APIs
            Reporter: Deron Eriksson
            Priority: Minor


Recently PYDML changed from 1-based indexing to 0-based indexing for matrices. The toString sparse display needs to be changed from 1-based to 0-based indexing.

{code}
m = full("1 2 3 4 5 6 7 8 9 10 11 12", rows=4, cols=3)
print(toString(m, sparse=True))
{code}
displays
{code}
1 1 1.000
1 2 2.000
1 3 3.000
2 1 4.000
2 2 5.000
2 3 6.000
3 1 7.000
3 2 8.000
3 3 9.000
4 1 10.000
4 2 11.000
4 3 12.000
{code}

The first line should be
{code}
0 0 1.000
{code}
and the other numbers should be updated accordingly.




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