释义 |
GVFBNC²³⁶²¹³⁺¹ 基本例句 医视野完整=good visual fields Based on gradient vector flow GVF active contour model, this paper introduced a conception of band limitation and applied this active contour model into ultrasound image segmentation. 为此,在梯度矢量流主动轮廓线模型的基础上,引入边带限制概念,并将该模型应用于超声图像的分割。 cnki In this paper, we derive GVF of initial images by calculating partial differential equations, then, determine locations of skeleton points based on the topological analysis of the GVF. 本文的骨架算法首先利用偏微分方程计算出初始图像的 GVF场,然后结合 GVF场的拓扑特性来确定骨架线的位置。 fabiao |