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global_max_stddev_functor.hh
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25 
26 #ifndef SCRIBO_BINARIZATION_INTERNAL_GLOBAL_MAX_STDDEV_FUNCTOR_HH
27 # define SCRIBO_BINARIZATION_INTERNAL_GLOBAL_MAX_STDDEV_FUNCTOR_HH
28 
33 
34 
35 namespace scribo
36 {
37 
38  namespace binarization
39  {
40 
41  namespace internal
42  {
43 
49  template <typename I>
50  struct global_max_stddev
51  {
52  global_max_stddev();
53 
54  void init();
55 
56  void exec(double mean, double stddev);
57 
58  void end_of_row(int);
59 
60  void finalize();
61 
62  double max_stddev;
63  };
64 
65 
66 # ifndef MLN_INCLUDE_ONLY
67 
68  template <typename I>
69  global_max_stddev<I>::global_max_stddev()
70  : max_stddev(0)
71  {
72  }
73 
74  template <typename I>
75  void
76  global_max_stddev<I>::init()
77  {
78  }
79 
80  template <typename I>
81  void
82  global_max_stddev<I>::exec(double mean, double stddev)
83  {
84  (void) mean;
85  if (max_stddev < stddev)
86  max_stddev = stddev;
87  }
88 
89  template <typename I>
90  void
91  global_max_stddev<I>::end_of_row(int)
92  {
93  }
94 
95  template <typename I>
96  void
97  global_max_stddev<I>::finalize()
98  {
99  }
100 
101  } // end of namespace scribo::binarization::internal
102 
103 # endif // ! MLN_INCLUDE_ONLY
104 
105  } // end of namespace scribo::binarization
106 
107 } // end of namespace scribo
108 
109 
110 #endif // ! SCRIBO_BINARIZATION_INTERNAL_GLOBAL_MAX_STDDEV_FUNCTOR_HH