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Diffstat (limited to 'ml/dlib/dlib/svm/track_association_function.h')
| -rw-r--r-- | ml/dlib/dlib/svm/track_association_function.h | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/ml/dlib/dlib/svm/track_association_function.h b/ml/dlib/dlib/svm/track_association_function.h deleted file mode 100644 index bf5ef36c7..000000000 --- a/ml/dlib/dlib/svm/track_association_function.h +++ /dev/null @@ -1,154 +0,0 @@ -// Copyright (C) 2014 Davis E. King (davis@dlib.net) -// License: Boost Software License See LICENSE.txt for the full license. -#ifndef DLIB_TRACK_ASSOCiATION_FUNCTION_Hh_ -#define DLIB_TRACK_ASSOCiATION_FUNCTION_Hh_ - - -#include "track_association_function_abstract.h" -#include <vector> -#include <iostream> -#include "../algs.h" -#include "../serialize.h" -#include "assignment_function.h" - -namespace dlib -{ - -// ---------------------------------------------------------------------------------------- - - template < - typename detection_type - > - class feature_extractor_track_association - { - public: - typedef typename detection_type::track_type track_type; - typedef typename track_type::feature_vector_type feature_vector_type; - - typedef detection_type lhs_element; - typedef track_type rhs_element; - - feature_extractor_track_association() : num_dims(0), num_nonnegative(0) {} - - explicit feature_extractor_track_association ( - unsigned long num_dims_, - unsigned long num_nonnegative_ - ) : num_dims(num_dims_), num_nonnegative(num_nonnegative_) {} - - unsigned long num_features( - ) const { return num_dims; } - - unsigned long num_nonnegative_weights ( - ) const { return num_nonnegative; } - - void get_features ( - const detection_type& det, - const track_type& track, - feature_vector_type& feats - ) const - { - track.get_similarity_features(det, feats); - } - - friend void serialize (const feature_extractor_track_association& item, std::ostream& out) - { - serialize(item.num_dims, out); - serialize(item.num_nonnegative, out); - } - - friend void deserialize (feature_extractor_track_association& item, std::istream& in) - { - deserialize(item.num_dims, in); - deserialize(item.num_nonnegative, in); - } - - private: - unsigned long num_dims; - unsigned long num_nonnegative; - }; - -// ---------------------------------------------------------------------------------------- - - template < - typename detection_type_ - > - class track_association_function - { - public: - - typedef detection_type_ detection_type; - typedef typename detection_type::track_type track_type; - typedef assignment_function<feature_extractor_track_association<detection_type> > association_function_type; - - track_association_function() {} - - track_association_function ( - const association_function_type& assoc_ - ) : assoc(assoc_) - { - } - - const association_function_type& get_assignment_function ( - ) const - { - return assoc; - } - - void operator() ( - std::vector<track_type>& tracks, - const std::vector<detection_type>& dets - ) const - { - std::vector<long> assignments = assoc(dets, tracks); - std::vector<bool> updated_track(tracks.size(), false); - // now update all the tracks with the detections that associated to them. - for (unsigned long i = 0; i < assignments.size(); ++i) - { - if (assignments[i] != -1) - { - tracks[assignments[i]].update_track(dets[i]); - updated_track[assignments[i]] = true; - } - else - { - track_type new_track; - new_track.update_track(dets[i]); - tracks.push_back(new_track); - } - } - - // Now propagate all the tracks that didn't get any detections. - for (unsigned long i = 0; i < updated_track.size(); ++i) - { - if (!updated_track[i]) - tracks[i].propagate_track(); - } - } - - friend void serialize (const track_association_function& item, std::ostream& out) - { - int version = 1; - serialize(version, out); - serialize(item.assoc, out); - } - friend void deserialize (track_association_function& item, std::istream& in) - { - int version = 0; - deserialize(version, in); - if (version != 1) - throw serialization_error("Unexpected version found while deserializing dlib::track_association_function."); - - deserialize(item.assoc, in); - } - - private: - - assignment_function<feature_extractor_track_association<detection_type> > assoc; - }; - -// ---------------------------------------------------------------------------------------- - -} - -#endif // DLIB_TRACK_ASSOCiATION_FUNCTION_Hh_ - |