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annotate include/Feature.hpp @ 135:32d2722d4028

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added constraint on minimum displacement
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Thu, 18 Aug 2011 01:03:38 -0400
parents a617d0808bbc
children
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1 #ifndef FEATURE_HPP
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2 #define FEATURE_HPP
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3
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4 #include "src/Trajectory.h"
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6 #include <boost/shared_ptr.hpp>
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8 template<typename T> class TrajectoryDBAccess;
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9
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10 /** Class for feature data
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11 positions, velocities and other statistics to evaluate their quality
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12 before saving. */
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13 class FeatureTrajectory {
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14 public:
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15 FeatureTrajectory(const int& frameNum, const cv::Point2f& p);
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17 unsigned int length(void) const { return positions.size();}
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19 void setId(const unsigned int& id) { positions.setId(id);velocities.setId(id);}
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21 /// indicates whether the sum of the last nDisplacements displacements have been superior to minFeatureDisplacement
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22 bool largeDisplacement(const int& nDisplacements, const float& minTotalFeatureDisplacement) const;
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23
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24 //void shorten(void);
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26 void addPoint(const int& frameNum, const cv::Point2f& p);
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28 void write(TrajectoryDBAccess<cv::Point2f>& trajectoryDB) const;
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30 #ifdef USE_OPENCV
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31 void draw(cv::Mat& img, const cv::Scalar& color) const;
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32 #endif
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34 protected:
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35 Trajectory<cv::Point2f> positions;
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36 Trajectory<cv::Point2f> velocities;
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37
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38 std::vector<float> displacementDistances;
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40 void computeMotionData(const int& frameNum);
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42 };
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43
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44 typedef boost::shared_ptr<FeatureTrajectory> FeatureTrajectoryPtr;
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46 // class MovingObject {}
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47 // roadUserType, group of features
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49 #endif