Effect of Edge-Preserving Adaptive Image Filter on Low-Contrast Detectability in CT Systems: Application of ROC Analysis

<table>Quantum denoising system (QDS) algorithm. The results of smoothing filtering
and sharpening filtering are blended together based on the edge intensity.</table>

International Journal of Biomedical Imaging

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Figure 1

Figure 1: Effect of Edge-Preserving Adaptive Image Filter on Low-Contrast Detectability in CT Systems: Application of ROC Analysis 