August 2021
Beginner to intermediate
720 pages
15h 32m
Korean
Content preview from fastai와 파이토치가 만나 꽃피운 딥러닝
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532
3
딥러닝의 기반 지식
성공적입니다! 앞서
resnet18
로 얻은 결과에 조금씩 가까워지고 있습니다. 더 나은 결과를 얻
으려면 더 낮은 학습률로 더 많은 에포크 동안 학습을 진행해야 합니다. 아직 완벽하지 않지만,
몇 가지 기법을 더 익히면 밑바닥부터 현대적인
CNN
을 만드는 능력을 갖출 수 있습니다.
13.2.2
summary
메서드의 출력 내용을 보면 입력의 크기가
64
×
1
×
28
×
28
임을 알 수 있습니다. 각 축이
의미하는 바는 배치 크기 (
batch
), 채널 수(
channel
), 높이(
height
), 너비(
width
)이며, 종
종
NCHW
(
N
은 배치 크기 )로 축약해 표현하기도 합니다. 다음은 첫 번째 계층입니다.
>>> m = learn.model[0]
>>> m
Sequential(
(0): Conv2d(1, 4, kernel_size=(3, 3), stride=(2, 2), padding=(1, 1))
(1): ReLU()
)
입력 채널 하나, 출력 채널 넷,
3
×
3
커널로 구성됩니다. 첫 번째 합성곱 계층의 가중치도 확인
해보죠.
>>> m[0].weight.shape
torch.Size([4, 1, 3, 3])
summary
메서드의 출력 내용은 첫 번째 계층에 파라미터가
40
개 존재한다고 말합니다. 그런
데
4
*
1
*
3
*
3
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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.