May 2018
Beginner to intermediate
672 pages
16h 54m
Korean
Content preview from 핸즈온 머신러닝: 사이킷런과 텐서플로를 활용한 머신러닝, 딥러닝 실무
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295
9
장
텐서플로 시작하기
텐서플로
TensorFlow
는 수치 계산을 위한 강력한 오픈소스 소프트웨어 라이브러리로 특히 대규모
머신러닝에 맞춰 세밀하게 튜닝되어 있습니다. 기본 원리는 간단합니다. 먼저 파이썬으로 수
행할 계산 그래프
computation
graph
(예를 들면 [그림
9
-
1
])를 정의한 다음, 텐서플로가 최적화된
C
++ 코드를 사용해 이 그래프를 효율적으로 실행시킵니다.
1
그림
9-1
간단한 계산 그래프
변수 상수
연산
무엇보다도 계산 그래프를 여러 부분으로 나누어 여러
CPU
나
GPU
에서 병렬로 실행할 수 있
습니다 (그림
9
-
2
). 텐서플로는 분산 컴퓨팅도 지원하므로 수백 대의 서버에 계산을 나누어 납
1
옮긴이_ [그림
9
-
1
]의 계산 그래프에서 타원과 사각형으로 표시된 것을 노드 (
node
), 노드 사이를 잇는 선을 에지(
edge
)라고 합니다.
텐서플로 시작하기
CHAPTER
9
296
2
부
신경망과 딥러닝
득할만한 시간 안에 대규모 데이터셋으로 거대한 신경망을 훈련시킬 수 있습니다 (
9
장 참조 ).
또한 수백만 개의 특성을 가진 수십억 개의 샘플로 구성된 데이터셋에서 ...
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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.