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[SYSTEMML-2493] Performance cumulative aggregates - SystemML - [issue]
http://issues.apache.org/jira/browse/SYSTEMML-2493    Author: Matthias Boehm , 2018-09-28, 14:51
[SYSTEMML-2489] Improvements for update-in-place - SystemML - [issue]
http://issues.apache.org/jira/browse/SYSTEMML-2489    Author: Matthias Boehm , 2018-09-28, 14:51
[SYSTEMML-2491] Avoid unnecessary instruction overheads - SystemML - [issue]
...1) Parsing of scalar literal arguments2) Createvar reuse of string builders3) Avoid stream allocation on rmvar reference analysis...
http://issues.apache.org/jira/browse/SYSTEMML-2491    Author: Matthias Boehm , 2018-09-28, 14:51
[SYSTEMML-2490] Improve rewrite update-in-place (data dependent reads) - SystemML - [issue]
http://issues.apache.org/jira/browse/SYSTEMML-2490    Author: Matthias Boehm , 2018-09-28, 14:51
[SYSTEMML-2495] Adjust number of partitions in spark cumulative aggregate forward - SystemML - [issue]
http://issues.apache.org/jira/browse/SYSTEMML-2495    Author: Matthias Boehm , 2018-09-28, 13:31
[SYSTEMML-2494] Caching in multi-level spark cumulative aggregates - SystemML - [issue]
http://issues.apache.org/jira/browse/SYSTEMML-2494    Author: Matthias Boehm , 2018-09-28, 13:31
[SYSTEMML-2492] Broadcast-based spark cumulative aggregates - SystemML - [issue]
http://issues.apache.org/jira/browse/SYSTEMML-2492    Author: Matthias Boehm , 2018-09-28, 13:31
[SYSTEMML-2130] Primitives to check the validity of sparse block representations - SystemML - [issue]
...This task aims to improve the debugging of our existing sparse block representations (MCSR, CSR, COO). We already have internal primitives such as ProgramBlock.checkSparsity and MatrixBlock....
http://issues.apache.org/jira/browse/SYSTEMML-2130    Author: Matthias Boehm , 2018-09-13, 17:41
[SYSTEMML-2446] Paramserv adagrad ASP batch disjoint_continuous failing - SystemML - [issue]
...Caused by: java.io.IOException: File scratch_space/_p152255_9.1.44.68/_t0/temp10100_7141 does not exist on HDFS/LFS.        at org.apache.sysml.runtime.io.MatrixReader.ch...
http://issues.apache.org/jira/browse/SYSTEMML-2446    Author: Matthias Boehm , 2018-09-11, 20:37
[SYSTEMML-2488] Function output binding via multi-assignment fails on validate - SystemML - [issue]
...foo = function(Matrix[Double] A) return (Matrix[Double] B) {  #B = A;  [w, B] = eigen(A)}X = matrix(0.1, rows=100, cols=100);Y = foo(X);print(toString(Y))just outputs No parse issu...
http://issues.apache.org/jira/browse/SYSTEMML-2488    Author: Matthias Boehm , 2018-09-09, 08:16