The following publications are possibly variants of this publication:
- High-density salt-and-pepper noise removal using adaptive weighted kriging interpolation filterZhen Zhang, Xianwei Rong, Ming Li, Xiaoyan Yu. jei, 27(05):53045, 2018. [doi]
- Modified directional weighted filter for removal of salt & pepper noiseZuoyong Li, Guanghai Liu, Yong Xu, Yong Cheng. prl, 40:113-120, 2014. [doi]