Figure 7From: Automatic method of analysis of OCT images in the assessment of the tooth enamel surface after orthodontic treatment with fixed braces Figure showing operation of the active contour method. The input image L Ta after median filtering (L Ra ) is analysed using the active contour method. The standard whose size is independent of the size of the object is highlighted in green in the image. The blue shows the final stage of approximation - the area of ROI analysis.Back to article page