NeuroDactyl::TemplateDB Class Reference

Template DB Used for storing fingerprint templates with its IDs. More...

#include <matcher.h>

Public Member Functions
virtual void	add (const NeuroDactyl::Template *_template, const long long id)=0
virtual void	add (unsigned int size, const char *data, const long long id)=0
virtual void	clear ()=0
	Clears the DB.
virtual size_t	size ()=0
	Number of templates in the DB.
virtual size_t	maxSize () const =0
	Max possible number of templates in the DB.
virtual void	getLoadedIDs (std::vector< long long > &ids)=0
	Returns ID list of loaded templates.
virtual bool	isLoaded (const long long id)=0
	Checks, if a template with specific ID is loaded to the DB.
virtual void	save (const std::string &path)=0
	Saves the DB to hard drive.
virtual void	matchK (const NeuroDactyl::Template *probe, unsigned int K, float threshold, std::vector< std::pair< long long, float >> &results)=0
virtual void	matchN (const NeuroDactyl::Template *probe, std::vector< float > &results, std::vector< long long > &ids)=0

Detailed Description

Template DB Used for storing fingerprint templates with its IDs.

Member Function Documentation

add() [1/2]

virtual void NeuroDactyl::TemplateDB::add ( const NeuroDactyl::Template *  _template, const long long  id  )

pure virtual

Loads a template to DB

Parameters

[in]	template0	Fingerprint template
[in]	id	Fingerprint template ID

Exceptions

NeuroDactyl::Exception

when the DB is full

add() [2/2]

virtual void NeuroDactyl::TemplateDB::add ( unsigned int  size, const char *  data, const long long  id  )

pure virtual

Loads a serialized template to DB

Parameters

[in]	size	Data size
[in]	data	Data
[in]	id	Fingerprint template ID

Exceptions

NeuroDactyl::Exception

when the DB is full

matchK()

virtual void NeuroDactyl::TemplateDB::matchK ( const NeuroDactyl::Template *  probe, unsigned int  K, float  threshold, std::vector< std::pair< long long, float >> &  results  )

pure virtual

TopK matching

Parameters

[in]	probe	Probe template
[in]	K	number of returning best matches
[in]	threshold	Matching threshold
[out]	results	Resulting pairs [ID, score]

Exceptions

NeuroDactyl::Exception

when memory is out

matchN()

virtual void NeuroDactyl::TemplateDB::matchN ( const NeuroDactyl::Template *  probe, std::vector< float > &  results, std::vector< long long > &  ids  )

pure virtual

1 to N matching

Parameters

[in]	probe	Probe template
[out]	results	Resulting scores
[out]	ids	Matched template ids

Exceptions

NeuroDactyl::Exception

when memory is out

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The documentation for this class was generated from the following file:

• cpp/include/interface/neurodactyl/matcher.h