[ https://issues.apache.org/jira/browse/MATH-1524?focusedWorklogId=408540&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-408540 ]
ASF GitHub Bot logged work on MATH-1524: ---------------------------------------- Author: ASF GitHub Bot Created on: 24/Mar/20 04:53 Start Date: 24/Mar/20 04:53 Worklog Time Spent: 10m Work Description: chentao106 commented on pull request #130: #MATH-1524: Add package-info.java file in package initialization. URL: https://github.com/apache/commons-math/pull/130 Add package-info.java file in package initialization. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking ------------------- Worklog Id: (was: 408540) Time Spent: 0.5h (was: 20m) > "chooseInitialCenters" should move out from KMeansPlusPlusClusterer > ------------------------------------------------------------------- > > Key: MATH-1524 > URL: https://issues.apache.org/jira/browse/MATH-1524 > Project: Commons Math > Issue Type: Improvement > Reporter: Chen Tao > Priority: Major > Attachments: centroid.png, getCenter.png > > Time Spent: 0.5h > Remaining Estimate: 0h > > There are two reason for "chooseInitialCenters" should be move out from > "KMeansPlusPlusClusterer": > # k-means++ clusterer is a special case of k-means clusterer, that k-means++ > initialize the cluster centers with k-means++ algorithm. Another case is > initialize the cluster centers with random points. > # The mini batch k-means will reuse "chooseInitialCenters". -- This message was sent by Atlassian Jira (v8.3.4#803005)