Xu等[8]于1998年提出了GVF-snake模型:在snake模型中引入 梯度向量流 ( Gradient Vector Flow )作为外力, 梯度向量流 扩大了轮廓线的力场范围,并且在凹陷区域有指向凹陷内部的力场矢量,从而解决了传统的snake模型初始化困...
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根据人脸图像的边缘梯度图提出了一种新的基于梯度向量流场的眼睛特征提取方法。
According to features of edge gradient maps of face images, a new eye feature extraction algorithm based on gradient vector flow field was proposed.
人工干预使蛇模型只能用于半自动的图像分割,该文在梯度向量流(GVF)蛇模型的基础上提出一种基于流场节点与最小路径方法的全自动图像分割算法。
In this paper, on the basis of Gradient Vector flow (GVF) snakes, a fully automatic image segmentation algorithm based on the analysis of flow field and the minimal path method is proposed.
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