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Contributions à l'étude de la classification spectrale et applications

Contributions à l'étude de la classification spectrale et applications

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144 Extraction <strong>de</strong> connaissances appliquée <strong>à</strong> <strong>la</strong> biologie <strong>et</strong> l’imagerie médicale<br />

Figure 4.17 – Ensemble <strong>de</strong>s profils <strong>de</strong> S<br />

(a) Résultat du spectral clustering (b) Espace <strong>de</strong> projection <strong>spectrale</strong> dans R 3<br />

Figure 4.18 – Application du spectral clustering sur <strong>de</strong>s TACS bruitées <strong>et</strong> perturbées en amplitu<strong>de</strong>

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