January 2017
Beginner to intermediate
312 pages
7h 3m
Korean
Content preview from 밑바닥부터 시작하는 딥러닝
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278
밑바닥부터 시작하는 딥러닝
엔비디아의 맥스웰
Maxwell
세대
GPU
는 반정밀도 부동소수점 수를 스토리지 (데이터를 저장하는 기
능)로 지원하고 있었지만, 연산 자체는
16
비트로 수행하지 않았습니다. 이것이 파스칼 세대에 와서 연산 역
시
16
비트로 하기 시작하여, 이전 세대보다
2
배 정도 빨라질 것으로 기대합니다.
*
이 책은 지금까지 딥러닝을 구현하며 수치 정밀도에는 특별히 주의하지 않았습니다. 그럼 몇
가지를 짚어봅시다. 우선 파이썬에서는 일반적으로
64
비트 배정밀도 부동소수점 수를 사용합
니다. 하지만 넘파이는
16
비트 반정밀도 부동소수점도 지원하며, 이를 사용해도 정확도가 떨
어지지 않는 것을 쉽게 확인할 수 있습니다(단, 스토리지로서
16
비트라는 틀이 있을 뿐 연산
자체는
16
비트로 수행하지 않습니다 ). 관심 있는 분은
ch08
/
half
_
float
_
network
.
py
를 참고
하세요.
딥러닝의 비트 수를 줄이는 연구가 몇 가지 진행되고 있습니다. 최근에는 가중치와 중간 데이
터를
1
비트로 표현하는 <
Binarized
Neural
Networks
>라는 방법도 등장했습니다.
[
31
]
딥러
닝을 고속화하기 위해 비트를 줄이는 기술은 앞으로 주시해야 할 분야이며, 특히 딥러닝을 임
베디드용으로 이용할 때 중요한 주제입니다.
8.4
딥러닝의 활용
지금까지 딥러닝을 ...
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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.