Multivariate Self-Dual Morphological Operators Based on Extremum Constraint

Figure 8

Filtering results for (b, b1) using different methods. ((a), (a1)) Original image. ((b), (b1)) The original image contained 25% salt and pepper noise. ((c), (c1)) Image filtered by VMF. ((d), (d1)) Image filtered by AVMF. ((e), (e1)) Image filtered by FPGF. ((f), (f1)) Image filtered by LABSVMF. ((g), (g1)) Image filtered by RSVMF. ((h), (h1)) Image filtered by FRF. ((i), (i1)) Image filtered by QSF. ((j), (j1)) Image filtered by MSDMO-EC.