program_image_ssnr.cpp File Reference

#include <algorithm>
#include "program_image_ssnr.h"
#include "data/mask.h"
#include "core/xmipp_fftw.h"
#include "core/metadata_extension.h"

Include dependency graph for program_image_ssnr.cpp:

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Functions
void	thresholdSSNR (MetaData &mdOut, double ssnrcut)
void	normalizeSSNR (MetaData &mdOut)

Function Documentation

normalizeSSNR()

void normalizeSSNR

(

MetaData &

mdOut

)

Definition at line 130 of file program_image_ssnr.cpp.

{
    double maxSSNR=-1e38;
    for (size_t objId : mdOut.ids())
    {
        double ssnr;
        mdOut.getValue(MDL_CUMULATIVE_SSNR,ssnr,objId);
        if (ssnr>maxSSNR)
            maxSSNR=ssnr;
    }

    if (maxSSNR>0)
    {
        double imaxSSNR=1/maxSSNR;
        for (size_t objId : mdOut.ids())
        {
            double ssnr;
            mdOut.getValue(MDL_CUMULATIVE_SSNR,ssnr,objId);
            mdOut.setValue(MDL_WEIGHT_SSNR,ssnr*imaxSSNR,objId);
        }
    }
}

thresholdSSNR()

void thresholdSSNR	(	MetaData &	mdOut,
		double	ssnrcut
	)

Definition at line 119 of file program_image_ssnr.cpp.

{
    for (size_t objId : mdOut.ids())
    {
        double ssnr;
        mdOut.getValue(MDL_CUMULATIVE_SSNR,ssnr,objId);
        if (ssnr<ssnrcut)
            mdOut.setValue(MDL_ENABLED,-1,objId);
    }
}