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realisation_som
Differences
This shows you the differences between two versions of the page.
| Both sides previous revision Previous revision Next revision | Previous revision | ||
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realisation_som [2025/12/18 17:46] 47.128.30.165 old revision restored (2025/11/27 23:35) |
realisation_som [2026/01/05 00:30] (current) 177.42.97.180 old revision restored (2025/10/22 16:41) |
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| Avec Θ(t) la fonction de voisinage et L(t) le taux d' | Avec Θ(t) la fonction de voisinage et L(t) le taux d' | ||
| - | Θ(t) = exp( -dist² | + | Θ(t) = exp( -dist / 2σ²(t)) \\ |
| et \\ | et \\ | ||
| L(t) = L0 * exp(-t / λ) \\ | L(t) = L0 * exp(-t / λ) \\ | ||
| + | |||
| + | <note important> | ||
| + | Θ(t) = exp( -dist² / 2σ²(t)) \\ | ||
| + | Mettre dist au carré a -dans mon cas- détruit le maillage, les neurones voisins du neurone gagnant se déplacaient trop à chaque itération ne permettant pas de converger vers une position correcte.</ | ||
| + | |||
| ==== Expérience ==== | ==== Expérience ==== | ||
realisation_som.1766076408.txt.gz · Last modified: 2025/12/18 17:46 by 47.128.30.165
