May 2022
Beginner to intermediate
448 pages
13h 7m
Korean
book
밑바닥부터 시작하는 데이터 과학 데이터 분석을 위한 파이썬 프로그래밍과 수학·통계 기초
by Joel Grus, Hangyeol Kim, Seongju Ha, Eunjung Park
Content preview from 밑바닥부터 시작하는 데이터 과학 데이터 분석을 위한 파이썬 프로그래밍과 수학·통계 기초
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from Scratch
411
27.3.2
pandas
pandas
4
는 파이썬으로 데이터를 다룰 때 사용하면 편한 추가적인 자료 구조를
제공한다. 그중에서도 특히
DataFrame
이 중요하다.
DataFrame
은
24
장 ‘데이터베
이스와
SQL
’에서 구축한
NotQuiteABase
Table
과 개념적으로 유사하지만 기능
이나 성능면에서 우월하다.
파이썬으로 데이터셋을 합치고 나누고, 뭉치고, 수정하는 등의 작업을 한다면
pandas
는 매우 유용한 도구다.
27.3.3
scikit-learn
scikit
-
learn
5
은 파이썬 머신러닝 라이브러리 중에 가장 인기가 있을 것이다. 이
책에서 만든 대부분의 모델이 구현되어 있을 뿐만 아니라, 그 외에도 다양한 모
델을 제공한다. 실제 문제를 풀 때는 의사결정나무를 ‘밑바닥에서부터’ 만들기보
다는
scikit
-
learn
을 쓰게 될 것이다. 실제 문제를 다룰 때는, 최적화 알고리즘을
처음부터 작성하기보다는
scikit
-
learn
의 성능을 믿고 사용하게 될 것이다.
scikit
-
learn
의 문서에는 상당히 많은 예시
6
가 포함되어 있다(그뿐 아니라 머신
러닝이 어떤 상황에 유용한지까지 상세히 설명되어 있다).
27.3.4
시각화
이 책에서
matplotlib
으로 생성한 그래프들은 깔끔하고 기능적이기는 ...
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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.