January 2017
Beginner to intermediate
312 pages
7h 3m
Korean
Content preview from 밑바닥부터 시작하는 딥러닝
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
287
8
장
-
딥러닝
[그림
8
-
25
]와 같이 입력 이미지를 분할(픽셀 수준에서 판정)하고 있습니다. 결과를 보면 도
로와 건물, 보도와 나무, 차량과 오토바이 등을 어느 정도 정확히 판별하고 있습니다. 이런 인
식 기술이 딥러닝에 힘입어 향후 한층 정확해지고 빨라지면 자율 주행이 일상에 파고든 영화
속 모습이 현실이 되겠죠.
8.5.4
Deep
Q
-
Network
(강화학습)
(자전거를 배울 때처럼) 사람이 시행착오를 겪으며 배우듯 컴퓨터도 시행착오 과정에서 스스
로 학습하게 하려는 분야가 있습니다. 이는 ‘가르침’에 의존하는 ‘지도 학습’과는 다른 분야로,
강화학습
reinforcement
learning
이라 합니다.
강화학습에서는 에이전트라는 것이 환경에 맞게 행동을 선택하고, 그 행동에 의해서 환경이
변한다는 게 기본적인 틀입니다. 환경이 변화하면 에이전트는 어떠한 보상을 얻습니다. 강화
학습의 목적은 에이전트의 행동 지침을 더 나은 보상을 받는 쪽으로 바로잡는 것입니다(그림
8
-
26
).
그림
8-26
강화학습의 기본 틀 : 에이전트는 더 좋은 보상을 받기 위해 스스로 학습한다.
환경
에이전트
행동 보상(관찰)
[그림
8
-
26
]은 강화학습의 기본 틀입니다. 여기에서 주의점은 보상은 정해진 것이 아니라 ‘예
상 보상’이라는 점입니다. 예를 들면 <슈퍼 마리오 브라더스>에서 ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.