[jira] [Commented] (SDAP-52) Improve ranking speed

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/SDAP-52?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16410769#comment-16410769 ] 

ASF GitHub Bot commented on SDAP-52:
------------------------------------

lewismc commented on issue #9: SDAP-52 (Improved ranking algorithm speed)
URL: https://github.com/apache/incubator-sdap-mudrod/pull/9#issuecomment-375537395
 
 
   @Yongyao can you please make sure to link the issue title to the JIRA issue title... from JIRA
   ```SDAP-52 Improve ranking speed```
   It makes it easier for us to track the issues in our issue tracker.

----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on GitHub and use the
URL above to go to the specific comment.
 
For queries about this service, please contact Infrastructure at:
users@infra.apache.org


> Improve ranking speed
> ---------------------
>
>                 Key: SDAP-52
>                 URL: https://issues.apache.org/jira/browse/SDAP-52
>             Project: Apache Science Data Analytics Platform
>          Issue Type: Improvement
>            Reporter: Yongyao Jiang
>            Assignee: Yongyao Jiang
>            Priority: Minor
>
> The time complexity of the current machine learning algorithm O(n2) because the order of some items are not transitive and using collection.sort directly would cause an "comparison method violates it general contract" error. Needs to improve it to O(N*logN).



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)