Active contour model can locate true boundaries when segmenting an image.Problems associated with initialization and poor convergences to boundary concavities,however,have limited their utilization.

• 主动轮廓线模型在分割图像时可以定位目标物体的边界,但是对初始点敏感和无法凹陷收敛等困难限制了该模型的推广。