August 2021
Beginner to intermediate
720 pages
15h 32m
Korean
Content preview from fastai와 파이토치가 만나 꽃피운 딥러닝
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542
3
딥러닝의 기반 지식
이제 이런
CNN
을 학습시키는 방법을 살펴보고,
fastai
가 학습을 효율적으로 하도록 내부적으
로 적용한 모든 기술을 보여 드리겠습니다.
13.4
7
과
3
을 잘 인식하는 모델은 이미 만들었으니, 이번에는 숫자
10
개를 모두 인식하는 좀 더 어
려운 문제에 도전하겠습니다.
MNIST
_
SAMPLE
대신
MNIST
를 사용하면 숫자
10
개를 포함한 데
이터셋을 얻을 수 있습니다.
>>> path = untar_data(URLs.MNIST)
>>> path.ls()
(#2) [Path(‘testing’),Path(‘training’)]
데이터는
training
과
testing
폴더에 나눠 저장됐습니다. 따라서
GrandparentSplitter
사용 시 그 사실을 알려줘야 합니다 (디폴트로는
train
및
valid
폴더를 찾죠 ). 그리고 차후
배치 크기를 손쉽게 변경하면서
DataLoaders
를 만드는
get
_
dls
함수를 정의합니다.
def get_dls(bs=64):
return DataBlock(
blocks=(ImageBlock(cls=PILImageBW), CategoryBlock),
get_items=get_image_files,
splitter=GrandparentSplitter(‘training’
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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.