[SPARK-10491] move RowMatrix.dspr to BLAS

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.6.0
• Fix Version/s: 1.6.0
• Component/s: MLlib
• Target Version/s: 1.6.0
• Assignee: yuhao yang
• Reporter: Xiangrui Meng
• Shepherd: Xiangrui Meng
• Created: 08/Sep/15 18:01
• Updated: 15/Sep/15 16:59
• Resolved: 15/Sep/15 16:59

Description

We implemented dspr with sparse vector support in `RowMatrix`. This method is also used in WeightedLeastSquares and other places. It would be useful to move it to `linalg.BLAS`.

Issue Links

• links to: [Github] Pull Request #8663 (hhbyyh)