November 2024
Intermediate to advanced
420 pages
12h 55m
French
Content preview from Le guide du praticien pour les données graphiques
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Chapitre 7. Utiliser les arbres dans la production
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Que tu modélise des structures d'entreprise ou des réseaux non bornés de communication de capteurs IoT, les données hiérarchiques s'adaptent très bien aux technologies de graphes.
On le voit, surtout avec des données non bornées et hiérarchiques, la distance mentale entre les données sur le disque et leur utilisation est beaucoup plus courte quand on utilise la technologie des graphes. Cependant, comme nous l'avons vu à la fin du chapitre précédent, de simples questions avec des langages expressifs et des modèles naturels peuvent ouvrir la porte à des comportements inattendus.
En effet, il est facile de penser à partir de la racine d'un arbre et de marcher jusqu'à ses feuilles. Et les technologies de graphes permettent d'obtenir un code assez simple.
Cependant, la simplicité qui accompagne le raisonnement sur des problèmes complexes, structurés en arbre, masque la complexité du traitement de la structure hiérarchique naturelle des données.
Aperçu du chapitre : Comprendre le facteur de ramification, la profondeur et le temps passé sur les bords
Ce chapitre comprendra quatre sections principales. Chaque section s'appuie sur la précédente pour modéliser la propriété time sur les arêtes afin de résoudre l'erreur que nous avons commise à la fin du chapitre 6.
Dans la première section, nous nous appuierons ...
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