28.06.2013 Views

Contributions à l'étude de la classification spectrale et applications

Contributions à l'étude de la classification spectrale et applications

Contributions à l'étude de la classification spectrale et applications

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

1.3.1 Mesures <strong>de</strong> qualité 21<br />

(a) Smiley : σ = 0.016 (b) Cercles : σ = 0.113<br />

(c) Portions <strong>de</strong> couronnes : σ = 0.0069 (d) Carrés : σ = 0.047<br />

(e) Cible : σ = 0.328 (f) rectangles étirés : σ = 0.4629<br />

Figure 1.8 – Exemples avec l’heuristique 2 (σ) pour p = 2

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!