November 2024
Intermediate to advanced
396 pages
15h 21m
French
Content preview from Prévention pratique de la fraude
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Chapitre 5. Apprentissage automatique et modélisation de la fraude
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Tu n'arrêtes pas d'utiliser ce mot. Je ne pense pas qu'il signifie ce que tu crois qu'il signifie.
Inigo Montoya, The Princess Bride1
Avant que l'apprentissage automatique ne devienne un mot à la mode, il y avait des règles. La plupart des analystes de fraude se souviennent encore d'avoir utilisé exclusivement des règles dans leur automatisation de la fraude, et les règles continuent d'être importantes. Mais aujourd'hui, elles sont souvent utilisées en combinaison avec l'apprentissage automatique. La domination de l'apprentissage automatique peut donner l'impression qu'il est en place depuis des années, mais il s'agit en fait d'un développement relativement récent.
Jusqu'au début des années 2010, pratiquement aucune équipe de lutte contre la fraude n'utilisait l'apprentissage automatique, même si de nombreuses organisations se vantaient de leurs premières expériences dans ce domaine. L'un des véritables pionniers - Fraud Sciences, racheté par PayPal en 2008 - avait pris l'habitude d'organiser des séances de brainstorming de routine pour favoriser un flux constant de "jus créatif" alors que ses équipes construisaient les premiers classificateurs de fraude. Chaque transaction frauduleuse ayant fait l'objet d'une enquête manuelle était inspectée par un analyste de fraude, qui devait ...
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I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.