[SPARK-11358] Deprecate `runs` in k-means

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.6.0
• Component/s: MLlib
• Target Version/s: 1.6.0
• Assignee: Xiangrui Meng
• Reporter: Xiangrui Meng
• Created: 27/Oct/15 22:51
• Updated: 06/Nov/15 19:44
• Resolved: 02/Nov/15 21:42

Description

`runs` introduces extra complexity and overhead in MLlib's k-means implementation. I haven't seen much usage with `runs` not equal to `1`. We can deprecate this method in 1.6, and remove or void it in 1.7. It helps us simplify the implementation.

Issue Links

• is related to: SPARK-10329 Cost RDD in k-means|| initialization is not storage-efficient
• is related to: SPARK-11559 Make `runs` no effect in k-means
• links to: [Github] Pull Request #9322 (mengxr)