用于随机值脉冲噪声去除的新方法，提出了一种新的脉冲噪声检测机制，结合保边缘的变分去除方法，得到了很好的效果-The new method for the removal of impulse noise of the random value, a new impulse noise detection mechanism, combined with the security edge of Variational removal method to obtain a good effect