April 2019
Intermediate to advanced
214 pages
5h 57m
German
Content preview from Merkmalskonstruktion für Machine LearningBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.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.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.
KAPITEL 7
Nichtlineare Merkmalsgewinnung mittels k-Means-Modellstapelung
Das Hauptkomponentenverfahren funktioniert sehr gut, wenn die Daten wie ein flacher Eierkuchen in einem linearen Unterraum liegen. Was ist aber, wenn sie eine kompliziertere Form bilden?1 Eine Ebene (ein linearer Unterraum) kann zu einer Mannigfaltigkeit (einem nichtlinearen Unterraum) verallgemeinert werden, den man sich wiederum als eine Fläche vorstellen kann, die auf verschiedene Weise gestreckt und eingerollt wird.2
Wenn ein linearer Unterraum ein ebenes Blatt Papier ist, dann ist ein eingerolltes Blatt Papier ein einfaches Beispiel einer nichtlinearen Mannigfaltigkeit. Umgangssprachlich wird so etwas eine Schweizer Rolle genannt (siehe Abbildung 7-1). Eine eingerollte ...
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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.