March 2023
Beginner to intermediate
436 pages
9h 20m
Korean
Content preview from 머신러닝 시스템 설계
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334
머신러닝 시스템 설계
에 대한 통계량을 계산할 수 있습니다. 하지만 이는 통계량이 부분 집합에 따라 크게 다름을 의
미하죠. 한 부분 집합으로 계산한 통계량은 다른 부분 집합과 크게 다르므로, 한 부분 집합으로
훈련한 모델을 다른 부분 집합으로 일반화하기가 어렵습니다.
서로 다른 부분 집합 간에 통계량을 안정적으로 유지하려면 통계를 온라인으로 계산하는 편
이 좋습니다. 모든 데이터의 평균이나 분산을 한 번에 사용하는 대신 신규 데이터를 볼 때마
다 통계량을 점진적으로 계산하거나 근사합니다. 논문 「
Optimal
Quantile
Approximation
in
Streams
」
27
에서는 이러한 알고리즘을 설명합니다. 오늘날 인기 있는 프레임워크들에
서는 구간 통계
running
statistics
를 계산하는 기능을 일부 제공합니다. 예를 들어, 사이킷런의
StandardScaler
에는 구간 통계과 함께 피처 스케일러를 사용하는
partial
_
fit
메서드가 있
습니다. 다만 프레임워크의 내장 메서드는 속도가 느리며 구간 통계를 폭넓게 지원하지 않습
니다.
28
9.1.4 9.1.4
연속 학습의 네 단계연속 학습의 네 단계
지금까지 연속 학습이 무엇이고 왜 중요하며 어떤 난제가 있는지 알아봤습니다. 이어서 이러한
난제를 극복하고 연속 학습을 수행하는 방법을 살펴봅시다. ...
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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.