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Kmeans.hh
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1 /*
2  * Copyright (C) 2014-2015 Open Source Robotics Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
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17 #ifndef _IGNITION_KMEANS_HH_
18 #define _IGNITION_KMEANS_HH_
19 
20 #include <vector>
21 #include <ignition/math/Vector3.hh>
22 #include <ignition/math/Helpers.hh>
23 
24 namespace ignition
25 {
26  namespace math
27  {
28  // Forward declare private data
29  class KmeansPrivate;
30 
37  {
40  public: Kmeans(const std::vector<Vector3d> &_obs);
41 
43  public: virtual ~Kmeans();
44 
47  public: std::vector<Vector3d> Observations() const;
48 
52  public: bool Observations(const std::vector<Vector3d> &_obs);
53 
57  public: bool AppendObservations(const std::vector<Vector3d> &_obs);
58 
70  public: bool Cluster(int _k,
71  std::vector<Vector3d> &_centroids,
72  std::vector<unsigned int> &_labels);
73 
77  private: unsigned int ClosestCentroid(const Vector3d &_p) const;
78 
80  private: KmeansPrivate *dataPtr;
81  };
82  }
83 }
84 
85 #endif
#define IGNITION_VISIBLE
Use to represent &quot;symbol visible&quot; if supported.
Definition: Helpers.hh:408
Definition: KmeansPrivate.hh:30
K-Means clustering algorithm.
Definition: Kmeans.hh:36