Fig. 2
From: Three-dimensional visualization improves the endoscopic diagnosis of superficial gastric neoplasia
Definition of the evaluation points for outside the lesion. a If the drawn line passes through the cutting lines outside the actual tumor margin, the intersections are evaluated as incorrect points. The black line shows the drawn line and dotted lines show the cutting lines. The yellow circles and yellow cross marks show the correct and incorrect evaluation points, respectively. b If the drawn line passes inside the tumor margin, the evaluation points that the drawn line do not pass through on the lesion border are evaluated as incorrect points