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Thesis (PDF) - Signal & Image Processing Lab

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6.2. MORPHOLOGICAL OPERATIONS ON THE EXTREMA-WATERSHED TREE 85<br />

(a) (b)<br />

Figure 6.9: A Simba image corrupted by the Salt&Pepper noise. (a) Original <strong>Image</strong><br />

(b) Noisy Simba <strong>Image</strong><br />

(a) (b)<br />

Figure 6.10: Filtering Noisy Simba <strong>Image</strong> using Extrema watershed tree. (a) Inverse<br />

transform of Extrema watershed tree eroded by structuring element 2 × 2 (b) Inverse<br />

transform of Extrema watershed tree opened by structuring element 2 × 2

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