Package elki.database.query.rknn

Class LinearScanRKNNByObject<O>

  • Type Parameters:
    O - relation object type
    All Implemented Interfaces:
    elki.database.query.LinearScanQuery, elki.database.query.rknn.RKNNSearcher<O>
    public class LinearScanRKNNByObject<O>
extends java.lang.Object
implements elki.database.query.rknn.RKNNSearcher<O>, elki.database.query.LinearScanQuery
    Default linear scan RKNN query class.
    Since:
    0.4.0
    Author:
    Erich Schubert

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private elki.database.query.distance.DistanceQuery<O> distanceQuery
      Hold the distance function to be used.
      private elki.database.query.knn.KNNSearcher<elki.database.ids.DBIDRef> knnQuery
      KNN query we use.

    • Constructor Summary

      Constructors 
      Constructor Description
      LinearScanRKNNByObject​(elki.database.query.distance.DistanceQuery<O> distanceQuery, elki.database.query.knn.KNNSearcher<elki.database.ids.DBIDRef> knnQuery)
      Constructor.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      elki.database.ids.DoubleDBIDList getRKNN​(O obj, int k)  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Field Detail

      • distanceQuery

        private elki.database.query.distance.DistanceQuery<O> distanceQuery
        Hold the distance function to be used.

      • knnQuery

        private elki.database.query.knn.KNNSearcher<elki.database.ids.DBIDRef> knnQuery
        KNN query we use.

    • Constructor Detail

      • LinearScanRKNNByObject

        public LinearScanRKNNByObject​(elki.database.query.distance.DistanceQuery<O> distanceQuery,
                              elki.database.query.knn.KNNSearcher<elki.database.ids.DBIDRef> knnQuery)
        Constructor.
        Parameters:
        distanceQuery - Distance function to use
        knnQuery - kNN query to use.

    • Method Detail

      • getRKNN

        public elki.database.ids.DoubleDBIDList getRKNN​(O obj,
                                                int k)
        Specified by:
        getRKNN in interface elki.database.query.rknn.RKNNSearcher<O>