April 2024
Intermediate to advanced
398 pages
11h 1m
Polish
book
Uczenie maszynowe w Pythonie. Receptury. Od przygotowania danych do deep learningu.
by Kyle Gallatin, Chris Albon
Content preview from Uczenie maszynowe w Pythonie. Receptury. Od przygotowania danych do deep learningu.
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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.
Rozdział 5. Obsługa danych kategoryzujących
5.0. Wprowadzenie
Bardzo często użyteczne jest mierzenie obiektów nie w kategoriach ich ilości, ale pewnej jakości. Związane z tym informacje są z reguły przedstawiane jako obserwacje w oddzielnych kategoriach, takich jak na przykład płeć, kolor lub marka samochodu. Jednak nie wszystkie dane kategoryzujące są takie same. Zbiór kategorii bez powiązanej z nimi kolejności jest określany mianem kategorii nominalnej. Oto wybrane przykłady takich kategorii:
- niebieski, czerwony, zielony,
- mężczyzna, kobieta,
- banan, truskawka, jabłko.
Natomiast zbiór kategorii zawierających pewną naturalną kolejność jest określany mianem kategorii porządkowej, na przykład:
- mało, średnio, dużo,
- młody, stary,
- pozytywny, neutralny, ...
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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.Julian F.
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.Addison B.
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.