nfiq2_constants.hpp File Reference

#include <nfiq2_data.hpp>
#include <string>
#include <vector>

Go to the source code of this file.

Namespaces
	NFIQ2
	Classes and functions that contribute to the calculation of NFIQ 2 quality scores.
	NFIQ2::Identifiers
	Identification strings for various objects.
	NFIQ2::Identifiers::ActionableQualityFeedback
	Identifiers for interpretation of quality features that may indicated corrective measures for subsequent captures of the same subject.
	NFIQ2::Identifiers::PredictionModules
	Modules that combine features to compute a quality score.
	NFIQ2::Identifiers::QualityModules
	Modules that compute one or more QualityFeatures.
	NFIQ2::Identifiers::QualityFeatures
	Identifiers of individual quality features and modules.
	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis
	Frequency of the sinusoid following the ridge-valley structure.
	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis::Histogram
	Local quality values represented as a histogram.
	NFIQ2::Identifiers::QualityFeatures::Minutiae
	Measures relative to minutiae detected within the image using the integrated feature extractor, FingerJet FX OSE.
	NFIQ2::Identifiers::QualityFeatures::RegionOfInterest
	Measures based on the foreground area of the image.
	NFIQ2::Identifiers::QualityFeatures::LocalClarity
	Measure of the clarity of ridge and valleys.
	NFIQ2::Identifiers::QualityFeatures::LocalClarity::Histogram
	Local quality values represented as a histogram.
	NFIQ2::Identifiers::QualityFeatures::Contrast
	Measure of the gray levels of the image.
	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty
	Measure of the strength of the energy concentration along the dominant ridge flow orientation.
	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty::Histogram
	Local quality values represented as a histogram.
	NFIQ2::Identifiers::QualityFeatures::OrientationFlow
	Measure of the ridge flow continuity, based on the absolute orientation difference between a block in its 8-neighborhood.
	NFIQ2::Identifiers::QualityFeatures::OrientationFlow::Histogram
	Local quality values represented as a histogram.
	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity
	Measure of the consistency of ridge and valley widths.
	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity::Histogram
	Local quality values represented as a histogram.
	NFIQ2::Thresholds
	Threshold constants.
	NFIQ2::Thresholds::ActionableQualityFeedback
	Thresholds corresponding to Identifiers::ActionableQualityFeedback.

Variables
const char	NFIQ2::Identifiers::ActionableQualityFeedback::EmptyImageOrContrastTooLow []
	The image is blank or the contrast is too low. More...
const char	NFIQ2::Identifiers::ActionableQualityFeedback::UniformImage []
	Standard deviation of gray levels in image indicates uniformity. More...
const char	NFIQ2::Identifiers::ActionableQualityFeedback::FingerprintImageWithMinutiae []
	Number of minutia in image. More...
const char	NFIQ2::Identifiers::ActionableQualityFeedback::SufficientFingerprintForeground []
	Number of pixels in the computed foreground. More...
const char	NFIQ2::Identifiers::PredictionModules::RandomForest []
	Identifier for the RandomForest prediction module. More...
const char	NFIQ2::Identifiers::QualityModules::FrequencyDomainAnalysis []
	Identifier for the FrequencyDomainAnalysis feature module. More...
const char	NFIQ2::Identifiers::QualityModules::MinutiaeCount []
	Identifier for the MinutiaeCount feature module. More...
const char	NFIQ2::Identifiers::QualityModules::MinutiaeQuality []
	Identifier for the MinutiaeQuality feature module. More...
const char	NFIQ2::Identifiers::QualityModules::LocalClarity []
	Identifier for the LocalClarity feature module. More...
const char	NFIQ2::Identifiers::QualityModules::Contrast []
	Identifier for the Contrast feature module. More...
const char	NFIQ2::Identifiers::QualityModules::OrientationCertainty []
	Identifier for the OrientationCertainty feature module. More...
const char	NFIQ2::Identifiers::QualityModules::OrientationFlow []
	Identifier for the OrientationFlow feature module. More...
const char	NFIQ2::Identifiers::QualityModules::RegionOfInterestMean []
	Identifier for the RegionOfInterestMean feature module. More...
const char	NFIQ2::Identifiers::QualityModules::RegionOfInterestCoherence []
	Identifier for the RegionOfInterestCoherence feature module. More...
const char	NFIQ2::Identifiers::QualityModules::RidgeValleyUniformity []
	Identifier for the RidgeValleyUniformity feature module. More...
const char	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis::Histogram::Bin0 []
	First of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis::Histogram::Bin1 []
	Second of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis::Histogram::Bin2 []
	Third of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis::Histogram::Bin3 []
	Fourth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis::Histogram::Bin4 []
	Fifth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis::Histogram::Bin5 []
	Sixth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis::Histogram::Bin6 []
	Seventh of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis::Histogram::Bin7 []
	Eighth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis::Histogram::Bin8 []
	Ninth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis::Histogram::Bin9 []
	Tenth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis::Mean []
	Mean of local quality value. More...
const char	NFIQ2::Identifiers::QualityFeatures::FrequencyDomainAnalysis::StdDev []
	Standard deviation of local quality values. More...
const char	NFIQ2::Identifiers::QualityFeatures::Minutiae::Count []
	Number of minutiae in the image. More...
const char	NFIQ2::Identifiers::QualityFeatures::Minutiae::CountCOM []
	Number of minutiae lying in a 200x200 pixel rectangle centered at the center of mass of the locations of all detected minutia. More...
const char	NFIQ2::Identifiers::QualityFeatures::Minutiae::QualityMu2 []
	Percentage of minutiae whose quality value, as determined by Contrast::Mean of a 32x32 pixel region centered on the minutiae, is between 0-0.5. More...
const char	NFIQ2::Identifiers::QualityFeatures::Minutiae::QualityOCL80 []
	Percentage of minutiae whose quality value, as determined by the Orientation Certainty Level of a 32x32 pixel region centered on the minutiae, is above 80. More...
const char	NFIQ2::Identifiers::QualityFeatures::RegionOfInterest::Mean []
	Mean grayscale value of the number of 32x32 pixel regions having at least 1 pixel in the ROI. More...
const char	NFIQ2::Identifiers::QualityFeatures::RegionOfInterest::CoherenceSum []
	Sum of coherence values over all 16x16 pixel regions within the ROI. More...
const char	NFIQ2::Identifiers::QualityFeatures::RegionOfInterest::CoherenceMean []
	Average of coherence values over all 16x16 pixel regions within the ROI. More...
const char	NFIQ2::Identifiers::QualityFeatures::LocalClarity::Histogram::Bin0 []
	First of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::LocalClarity::Histogram::Bin1 []
	Second of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::LocalClarity::Histogram::Bin2 []
	Third of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::LocalClarity::Histogram::Bin3 []
	Fourth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::LocalClarity::Histogram::Bin4 []
	Fifth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::LocalClarity::Histogram::Bin5 []
	Sixth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::LocalClarity::Histogram::Bin6 []
	Seventh of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::LocalClarity::Histogram::Bin7 []
	Eighth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::LocalClarity::Histogram::Bin8 []
	Ninth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::LocalClarity::Histogram::Bin9 []
	Tenth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::LocalClarity::Mean []
	Mean of local quality value. More...
const char	NFIQ2::Identifiers::QualityFeatures::LocalClarity::StdDev []
	Standard deviation of local quality values. More...
const char	NFIQ2::Identifiers::QualityFeatures::Contrast::Mean []
	Arithmetic mean of the image. More...
const char	NFIQ2::Identifiers::QualityFeatures::Contrast::MeanBlock []
	Arithmetic mean of per-block means of the image. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty::Histogram::Bin0 []
	First of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty::Histogram::Bin1 []
	Second of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty::Histogram::Bin2 []
	Third of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty::Histogram::Bin3 []
	Fourth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty::Histogram::Bin4 []
	Fifth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty::Histogram::Bin5 []
	Sixth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty::Histogram::Bin6 []
	Seventh of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty::Histogram::Bin7 []
	Eighth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty::Histogram::Bin8 []
	Ninth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty::Histogram::Bin9 []
	Tenth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty::Mean []
	Mean of local quality value. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationCertainty::StdDev []
	Standard deviation of local quality values. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationFlow::Histogram::Bin0 []
	First of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationFlow::Histogram::Bin1 []
	Second of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationFlow::Histogram::Bin2 []
	Third of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationFlow::Histogram::Bin3 []
	Fourth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationFlow::Histogram::Bin4 []
	Fifth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationFlow::Histogram::Bin5 []
	Sixth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationFlow::Histogram::Bin6 []
	Seventh of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationFlow::Histogram::Bin7 []
	Eighth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationFlow::Histogram::Bin8 []
	Ninth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationFlow::Histogram::Bin9 []
	Tenth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationFlow::Mean []
	Mean of local quality value. More...
const char	NFIQ2::Identifiers::QualityFeatures::OrientationFlow::StdDev []
	Standard deviation of local quality values. More...
const char	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity::Histogram::Bin0 []
	First of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity::Histogram::Bin1 []
	Second of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity::Histogram::Bin2 []
	Third of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity::Histogram::Bin3 []
	Fourth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity::Histogram::Bin4 []
	Fifth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity::Histogram::Bin5 []
	Sixth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity::Histogram::Bin6 []
	Seventh of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity::Histogram::Bin7 []
	Eighth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity::Histogram::Bin8 []
	Ninth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity::Histogram::Bin9 []
	Tenth of ten histogram bin boundaries. More...
const char	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity::Mean []
	Mean of local quality value. More...
const char	NFIQ2::Identifiers::QualityFeatures::RidgeValleyUniformity::StdDev []
	Standard deviation of local quality values. More...
const double	NFIQ2::Thresholds::ActionableQualityFeedback::EmptyImageOrContrastTooLow
	Threshold value for IDs::EmptyImageOrContrastTooLow. More...
const double	NFIQ2::Thresholds::ActionableQualityFeedback::UniformImage
	Threshold value for IDs::UniformImage. More...
const double	NFIQ2::Thresholds::ActionableQualityFeedback::FingerprintImageWithMinutiae
	Threshold value for IDs::FingerprintImageWithMinutiae. More...
const double	NFIQ2::Thresholds::ActionableQualityFeedback::SufficientFingerprintForeground
	Threshold value for IDs::SufficientFingerprintForeground. More...