May 2020
Beginner to intermediate
952 pages
24h 11m
Korean
Content preview from 핸즈온 머신러닝(2판): 사이킷런, 케라스, 텐서플로 2를 활용한 머신러닝, 딥러닝 완벽 실무
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655
16
장
RNN과 어텐션을 사용한 자연어 처리
어 임베딩을 사용한다면 ). 하지만 이 모델은 긴 문장에서는 성능이 매우 나쁩니다. 다시 한번
RNN
의 제한된 단기 기억으로 인한 문제가 대두됩니다. 어텐션 메커니즘은 이 문제를 해결하
는 획기적인 혁신 방법입니다.
16.4
어텐션 메커니즘
[그림
16
-
3
]에서 단어
milk
에서
lait
로 번역이 이어지는 경로를 생각해보면 매우 깁니다! 이
단어의 표현이 (다른 모든 단어와 함께 ) 실제 사용되기 전에 여러 단계를 이동해야 한다는 것
을 의미합니다. 이 경로를 더 짧게 만들 수 없을까요?
이것이 드미트리 바흐다나우
Dzmitry
Bahdanau
등이
2014
년에 발표한 혁신적인 논문
20
의 핵심 아
이디어입니다. 이 논문은 각 타임 스텝에서 (인코더에 의해 인코딩하여 ) 적절한 단어에 디코
더가 초점을 맞추도록 하는 기술을 소개했습니다. 예를 들어 디코더가 단어
lait
를 출력해야 하
는 타임 스텝에서 단어
milk
에 주의를 집중합니다. 입력 단어에서 번역까지 경로가 훨씬 짧아
지는 것을 의미하므로
RNN
의 단기 기억의 제한성에 훨씬 적은 영향을 받게 됩니다. 어텐션 메
커니즘은 신경망 기계 번역 (그리고 일반적인
NLP
작업 )에 큰 변화를 만들었습니다. 특히 (
30
단어 이상의 ) 긴 문장에 대해서 최고 수준의 ...
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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.