August 2021
Beginner to intermediate
720 pages
15h 32m
Korean
Content preview from fastai와 파이토치가 만나 꽃피운 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.
586
3
딥러닝의 기반 지식
그림의 좌측은
CNN
의 몸통 부분
71
이고, 우측은 전치 합성곱(‘
up
-
conv
’) 계층들을 표현합니
다. 좌에서 우로 이어지는 스킵 연결(
cross
connection
이라고도 함 )은 회색 화살표로 표시
됩니다. 이 구조를 보면 왜
U-Net
이라고 불리는지 알 수 있겠죠!
이 구조에서는 전치 합성곱의 입력으로 단순히 저해상도의 격자만 사용하지 않고,
ResNet
의
몸통 부분에서 얻은 고해상도 격자도 사용했습니다. 즉 원본 이미지의 모든 정보를 활용할 수
있도록 했죠.
U
-
Net
은 구조가 입력 이미지의 크기에 의존적이라는 문제가 있습니다.
fastai
는
주어진 데이터에 따라 올바른 크기의 구조를 자동으로 생성하는
DynamicUnet
클래스를 제공
합니다.
다음으로는
fastai
라이브러리로 사용자 정의 모델을 만드는 방법을 살펴봅니다.
15.1.3
Siamese
11
장에서
Siamese
신경망용으로 만든 입력 파이프라인으로 돌아가 봅시다. 한 쌍의 이미지와
두 이미지가 같은 범주인지를
True
/
False
로 표현하는 불리언 데이터를 레이블로 구성했습니다.
지금까지 본 내용을 토대로
Siamese
작업에 특화한 사용자 정의 모델을 만들고 학습시켜 보겠
습니다. 우선 사전 학습된 구조에 두 이미지를 전달합니다. 그리고 ...
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.