Fig. 16From: Segmentation of pulmonary nodules using adaptive local region energy with probability density function-based similarity distance and multi-features clusteringSegmentation result of a GGO juxta-vascular pulmonary nodule. a Original CT image; b local zooming of Fig. 16a; c the delineation result by an experienced radiologist; d the segmentation result by region-based active contour model; e the segmentation result by traditional integrated active contour model; f the segmentation result by the proposed methodBack to article page