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Thesis (PDF) - Signal & Image Processing Lab

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4.1. FILTERING USING AN ADAPTIVE STRUCTURING ELEMENT 51<br />

(a) (b)<br />

(c) (d)<br />

Figure 4.10: A Lena image with Salt&Pepper noise cleaned with an adaptive SE filter<br />

using filtering depth 1. Maximal size of structuring element here is 2 × 2. Notice that<br />

there are still part of the noise pixels. (a) Original <strong>Image</strong> (b) <strong>Image</strong> corrupted by the<br />

noise (c) erosion of Noisy <strong>Image</strong> (d) opening of Noisy <strong>Image</strong>

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