June 2024
Beginner to intermediate
352 pages
9h 29m
Korean
Content preview from 개발자를 위한 필수 수학
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220
개발자를 위한 필수 수학
6.1
로지스틱 회귀 이해하기
이번에는 산업 재해가 발생해 화학 물질에 노출된 이들의 영향을 파악해봅니다. 서로 다른 시
간 동안 화학 물질에 노출된
11
명의 환자가 있습니다 (이 데이터는 가상의 데이터입니다 ). 일
부는 증상을 보였고 (값
1
), 일부는 증상을 보이지 않았습니다 (값
0
). [그림
6
-
1
]에서
x
축은
노출 시간이고
y
축은 증상이 나타났는지 여부 (
1
또는
0
)입니다.
그림
6-1
화학 물질 노출 시간
x
에 대해 환자에게 증상이 나타났는지(
1
) 또는 나타나지 않았는지(
0
) 표시한 그래프
환자가 증상을 보이기 시작하는 시점은 언제부터인가요? 화학 물질에 노출된 지
4
시간이 지나
면 증상이 나타나지 않는 환자 (
0
)에서 증상이 나타나는 환자 (
1
)로 전환됩니다. [그림
6
-
2
]에
동일한 데이터를 예측 곡선과 함께 나타냈습니다.
그림
6-2
화학 물질에 노출된 지
4
시간이 지나면 환자에게 증상이 명확하게 나타납니다.
221
6
장
로지스틱 회귀와 분류
이 표본을 간단히 분석하면 화학 물질에
4
시간 미만으로 노출된 환자가 증상을 보일 확률은 거
의 ...
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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.