To take advantage of the consistency of the gradient and orientation of line, this paper addresses an algorithm to extract the linear edge considering that the noise is isolate and discontinuous.

• 摘要结合噪声孤立、不连续的特点以及直线梯度幅值和方向的一致性原理，提出了一种基于高斯函数直线型边缘提取算法。