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Fix(notebook,#20250): Search/Part4 -- retirer le recit d activite de MGS-07d #23286

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myia-ai-01 merged 1 commit into from
Oct 31, 2026
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Fix(notebook,#20250): Search/Part4 -- retirer le recit d activite de MGS-07d #23286

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26 changes: 13 additions & 13 deletions MyIA.AI.Notebooks/Search/Part4-Metaheuristics/MGS-07d-MichalewiczDixonPrice.ipynb
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"## Pourquoi Michalewicz et Dixon-Price ?\n",
"\n",
"MGS-7b/7c ont couvert les **six fonctions** classiques du banc CEC :\n",
"**Sphère** (c.732), **Rastrigin** (c.732), **Schwefel** (c.732), **Ackley** (c.785),\n",
"**Rosenbrock** (c.787), **Griewank** (c.787).\n",
"**Sphère**, **Rastrigin**, **Schwefel**, **Ackley**,\n",
"**Rosenbrock**, **Griewank**.\n",
"\n",
"Restent deux fonctions avec des structures très différentes :\n",
"\n",
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"\n",
"**Anti-pattern INTRINSIC documenté** : si Michalewicz-n=30 ou Dixon-Price-n=30 devient\n",
"quasi-uniforme, c'est la **signature de la projection MAX** + la structure intrinsèque de\n",
"la fonction, pas un bug. Cf L785-L2 ★ et L787-L1 ★.\n",
"la fonction, pas un bug — c'est le plafond du rendu, pas un défaut du carnet.\n",
"\n",
"## Reproductibilité\n",
"\n",
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"par la mesure (§ Tell visuel) : la MAX-projection **effondre-t-elle** la structure\n",
"(« quasi-uniforme sombre ») ou **densifie-t-elle** les transitions ?\n",
"\n",
"**Substance distincte de Griewank** (c.787) :\n",
"**Substance distincte de Griewank** :\n",
"- Griewank 2-D = produit-cosinus ondulé (anneaux concentriques ou bandes ondulantes)\n",
"- Michalewicz 2-D = crêtes obliques abruptes ($\\sin^{20}$ quasi-binaire)\n",
"La différence visuelle est **radicale** : Griewank est doux, Michalewicz est tranchant.\n"
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"**grains rouges très tranchés** (`grad(R)=96.2` en d=30, cf. § Tell visuel) : le fond est\n",
"uniforme, pas la texture, ce qui la distingue de l'uniformité-même de l'ancien rendu.\n",
"\n",
"**Substance distincte de Rosenbrock** (c.787) :\n",
"**Substance distincte de Rosenbrock** :\n",
"\n",
"| Fonction | Forme vallée 2-D | Couplage | Asymétrie |\n",
"|----------|------------------|----------|-----------|\n",
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"source": [
"## Liens\n",
"\n",
"- [MGS-7c RosenbrockGriewank](MGS-07c-RosenbrockGriewank.ipynb) — Rosenbrock + Griewank dim ∈ {2, 5, 30} (c.787 PR #7999).\n",
"- [MGS-7b LandscapeMultidim](MGS-07b-LandscapeMultidim.ipynb) — Ackley dim ∈ {2, 30} (c.785 PR #7993), Rastrigin/Schwefel/Sphere dim ∈ {2, 5, 10, 30} (c.732 PR #7583).\n",
"- [MGS-7c RosenbrockGriewank](MGS-07c-RosenbrockGriewank.ipynb) — Rosenbrock + Griewank dim ∈ {2, 5, 30}.\n",
"- [MGS-7b LandscapeMultidim](MGS-07b-LandscapeMultidim.ipynb) — Ackley dim ∈ {2, 30}, Rastrigin/Schwefel/Sphere dim ∈ {2, 5, 10, 30}.\n",
"- [MGS-6 Benchmarks](MGS-06-Benchmarks.ipynb) — les 10 fonctions canoniques et leur banc CEC d'origine.\n",
"- [MGS-8 LandscapeExplorer](MGS-08-LandscapeExplorer.ipynb) — exploration interactive GTK#.\n",
"- Issue [#7483](https://github.com/jsboige/CoursIA/issues/7483) — port de la projection N-D (parent).\n",
"- Issue [#7997](https://github.com/jsboige/CoursIA/issues/7997) — [search,#7483-suite] MGS-7c/7d (parent saturé c.732/c.785/c.787/c.788).\n",
"- Issue [#7997](https://github.com/jsboige/CoursIA/issues/7997) — [search,#7483-suite] MGS-7c/7d.\n",
"- PR [#7583](https://github.com/jsboige/CoursIA/pull/7583) — port initial MGS-7b N-D.\n",
"- PR [#7993](https://github.com/jsboige/CoursIA/pull/7993) — c.785 MGS-7b Ackley.\n",
"- PR [#7999](https://github.com/jsboige/CoursIA/pull/7999) — c.787 MGS-7c Rosenbrock+Griewank.\n",
"- L785-L2 ★ — inversion chromatique chiffrable d2 → d30 = signature projection MAX.\n",
"- L787-L1 ★ — inversion chromatique chiffrable d2 → d30 PAR FONCTION (Rosenbrock/Griewank vs Ackley).\n",
"- L787-L2 ★ — Griewank d=5 = damier oblique sweet-spot (interférence 5 coords à fréquences $1/\\sqrt{3..5}$).\n"
"- PR [#7993](https://github.com/jsboige/CoursIA/pull/7993) — MGS-7b Ackley.\n",
"- PR [#7999](https://github.com/jsboige/CoursIA/pull/7999) — MGS-7c Rosenbrock+Griewank.\n",
"- Inversion chromatique chiffrable d2 → d30 = signature de la projection MAX.\n",
"- Inversion chromatique chiffrable d2 → d30 **par fonction** (Rosenbrock/Griewank vs Ackley).\n",
"- Griewank d=5 = damier oblique sweet-spot (interférence de 5 coordonnées à fréquences $1/\\sqrt{3..5}$).\n"
]
}
],
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