diff --git a/owlps-positioner/autocalibration.hh b/owlps-positioner/autocalibration.hh
index a62bb1a..297f377 100644
--- a/owlps-positioner/autocalibration.hh
+++ b/owlps-positioner/autocalibration.hh
@@ -23,10 +23,7 @@ class Point3D ;
 #include <vector>
 #include <unordered_map>
 
-/**
- * The class Autocalibration contains the code used to generate single
- * reference points from the autocalibration measurements.
- */
+/// Generates reference points from autocalibration measurements
 class Autocalibration
 {
 private:
@@ -64,6 +61,11 @@ private:
   /// Generated measurements' list
   std::unordered_map<std::string, Measurement> measurements ;
 
+  /// Initialises a struct cp with the values from `s`
+  void init_cp(
+    std::map<double, std::pair<double, std::unordered_map<
+    std::string, CapturePoint>::const_iterator> >::const_iterator s) ;
+
 protected:
   /// Number of generated "virtual" mobiles
   static uint32_t nb_virtual_mobiles ;
@@ -77,9 +79,6 @@ protected:
   void sort_reference_cps(void) ;
   /// Computes the weight of the selected CP(s)
   void weight_cps(void) ;
-  void init_cp(
-    std::map<double, std::pair<double, std::unordered_map<
-    std::string, CapturePoint>::const_iterator> >::const_iterator s) ;
   /// Weights two CPs according to their angles
   void weight_2_cps(void) ;
   /// Computes the SS of the virtual mobile