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Theodore Vasiloudis commented on FLINK-3330: -------------------------------------------- [~chiwanpark] I'm not familiar with this, why should adding the support require making these mutable? > Add SparseVector support to BLAS library in FlinkML > --------------------------------------------------- > > Key: FLINK-3330 > URL: https://issues.apache.org/jira/browse/FLINK-3330 > Project: Flink > Issue Type: Improvement > Components: Machine Learning Library > Affects Versions: 1.0.0 > Reporter: Chiwan Park > Assignee: Chiwan Park > > A user reported the problem using {{GradientDescent}} algorithm with > {{SparseVector}}. > (http://mail-archives.apache.org/mod_mbox/flink-user/201602.mbox/%3CCAMJxVsiNRy_B349tuRpC%2BY%2BfyW7j2SHcyVfhqnz3BGOwEHXHpg%40mail.gmail.com%3E) > It seems lack of SparseVector support in {{BLAS.axpy}}. -- This message was sent by Atlassian JIRA (v6.3.4#6332)