Yasuhide Wakabayashi Akira Taguchi A New Efficient Approach for Removal of Impulse Noise for Color Images. 85-88 2006 conf/apccas/2006 APCCAS http://dx.doi.org/10.1109/APCCAS.2006.342302 db/conf/apccas/apccas2006.html#WakabayashiT06