传统Snake 模型存在的缺点是, 其初始轮廓必须靠近图像中感兴趣目标的真实边缘,否则会得到错误结 果,且由于Snake 模型的非凸性,结果不能进入感兴趣目标的深凹部分,很容易陷入局部极小点. 由此该文提出一 种基于力场分析的主动轮廓模型,详细分析了基于欧氏距离变换的距离势能力场分布,归纳出感兴趣目标上真轮 廓点与假轮廓点的判别标准. 建立了由曲线能量到最终结果的有效方法,避免了Snake 陷入局部极小点. 实验结果 表明,该模型具有较大的捕获区域,能够进入感兴趣目标的深凹部分

this ching in matches, path planning with the fuzzy artificial potential field method has been advanced in this paper. Focused on the existing problems

ching in matches, path planning with the fuzzy artificial potential field method has been advanced in this paper. Focused on the existing problems of the conventional artificial potential field method, velocity vector has been introduced, modified po