56 lines
1.1 KiB
C
56 lines
1.1 KiB
C
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/**
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* File: FeatureVector.h
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* Date: November 2011
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* Author: Dorian Galvez-Lopez
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* Description: feature vector
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* License: see the LICENSE.txt file
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*
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*/
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#ifndef __D_T_FEATURE_VECTOR__
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#define __D_T_FEATURE_VECTOR__
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#include "BowVector.h"
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#include <map>
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#include <vector>
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#include "exports.h"
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namespace DBoW3 {
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/// Vector of nodes with indexes of local features
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class DBOW_API FeatureVector:
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public std::map<NodeId, std::vector<unsigned int> >
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{
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public:
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/**
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* Constructor
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*/
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FeatureVector(void);
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/**
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* Destructor
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*/
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~FeatureVector(void);
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/**
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* Adds a feature to an existing node, or adds a new node with an initial
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* feature
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* @param id node id to add or to modify
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* @param i_feature index of feature to add to the given node
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*/
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void addFeature(NodeId id, unsigned int i_feature);
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/**
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* Sends a string versions of the feature vector through the stream
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* @param out stream
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* @param v feature vector
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*/
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friend std::ostream& operator<<(std::ostream &out, const FeatureVector &v);
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};
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} // namespace DBoW3
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#endif
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