：针对TV模型修复算法只沿梯度垂直方向扩散，容易在平滑区域引入阶梯效应，迭代效率低，易产生假边缘的缺点，分析比较了TV图像修复模型的性能，提出了一种改进的图像修复算法。-Abstract：TV image inpainting only repairs algorithm along the vertical direction，making diffusion gradi—

ent in smooth area into stair step effect，reducing iterative efficiency，producing false edge faults．We ana—

lyse and compare the TV image restoration model and repair the performance of the model is put forward

in this paper．Puts forward an improved image restoration algorithm