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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAHOUT-1991) Implement naive DBSCAN Algorithm - O(n^2) complexity
Date Thu, 31 Aug 2017 19:30:00 GMT

    [ https://issues.apache.org/jira/browse/MAHOUT-1991?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16149469#comment-16149469
] 

ASF GitHub Bot commented on MAHOUT-1991:
----------------------------------------

Github user andrewpalumbo commented on a diff in the pull request:

    https://github.com/apache/mahout/pull/334#discussion_r136427426
  
    --- Diff: math-scala/src/test/scala/org/apache/mahout/math/algorithms/ClusteringSuiteBase.scala
---
    @@ -45,4 +48,17 @@ trait ClusteringSuiteBase extends DistributedMahoutSuite with Matchers
{
         val epsilon = 1E-6
         (myAnswer.norm - correctAnswer.norm) should be <= epsilon
       }
    +
    +  test("inCore DBSCAN test") {
    +//    import org.apache.mahout.math.algorithms.clustering._
    +//
    +//    val dm = DistanceMetricSelector.namedMetricLookup('Euclidean)
    +////    val url: URL = getClass().getResource("./data21.txt")
    +//    //TO DO //Need help
    --- End diff --
    
    I apologize @AdityaAS I'd not noticed that this `.txt` file wasthis short-  No need to
move to `$MAHOUT_HOME/examples/bin/resources` for Unit test input.  FYI though if you write
an example for this to be placed in `examples`, that's where you would place `.txt` files
or any other resources. 


> Implement naive DBSCAN Algorithm - O(n^2) complexity
> ----------------------------------------------------
>
>                 Key: MAHOUT-1991
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-1991
>             Project: Mahout
>          Issue Type: New Feature
>          Components: Algorithms
>            Reporter: Aditya AS
>            Assignee: Aditya AS
>
> Implement the naive DBSCAN algorithm in Mahout Samsara, as part of the Algorithms Framework.



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