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KorQuAD v1.0 참관기
Clova AI
LaRva Team
Contents
1. LaRva Team
2. 참여하게 된 계기
3. LaRva Factory
4. 효과적이였던 방법론들!
LaRva Team
김성동
● LM 기반 Text
생성 ● LM, Transfer learning
● Dialogue model
● NLU
● Big NLP 모델 학습
● 분산학습 ● CLaF: Clova
Language Framework
(ㄱㄴㄷ순)
김한주
김민정
김규완
김성동
이동준
참여하게 된 계기
참여하게 된 계기
Downstream task
참여하게 된 계기
Downstream task
Question Answering Tasks!!
LaRva Factory
Data Collection
Build vocab
/
Preprocessing
Downstream task
● Single sentence
Classification
● Sentence Pair Classification
● Question Answering
● Sequence Tagging
● ...
Pre-training
- On-the-fly preprocessing
- Various training setting
- Half-Precision training
- Distributed training
LaRva Factory
Pipeline
Benchmark server
1. 매 K Step 마다 Storage server에
체크포인트 업로드
2. Trigger를 통해 Downstream task 전부
돌리기
3. Benchmark Server에 성능 업데이트!
Storage server
x N
Run Fine-tuning
Report
best score
LaRva Factory
Pipeline
Benchmark server
1. 매 K Step 마다 Storage server에
체크포인트 업로드
2. Trigger를 통해 Downstream task 전부
돌리기
3. Benchmark Server에 성능 업데이트!
4. 괜찮은 모델이 나오면…
Submit 준비해보자!!
Storage server
x N
Run Fine-tuning
Report
best score
KorQuAD
괜찮은거
하나
나왔어요~
F1: 94.21
효과적이였던 방법론들!
LaRva+: N-gram masking
https://arxiv.org/pdf/1904.09223.pdf
=> Korean : Space-level(어절) masking
효과적이였던 방법론들!
LaRva+: N-gram masking
https://arxiv.org/pdf/1904.09223.pdf
=> Korean : Space-level(어절) masking
효과적이였던 방법론들!
LaRva-Large: Model size --- LaRva-KOR LARGE
--- LaRva-KOR BASE
--- LaRva-KOR SMALL
--- Multilingual(BASE)
효과적이였던 방법론들!
LaRva-Large: Model size --- LaRva-KOR LARGE
--- LaRva-KOR BASE
--- LaRva-KOR SMALL
--- Multilingual(BASE)
효과적이였던 방법론들!
Fine-tuning: Data Augmentation
https://arxiv.org/pdf/1810.04805.pdf
KorQuAD 형식의
데이터들
(1 Epoch)
KorQuAD v1.0 Train set
효과적이였던 방법론들!
Fine-tuning: Data Augmentation
https://arxiv.org/pdf/1810.04805.pdf
KorQuAD 형식의
데이터들
(1 Epoch)
KorQuAD v1.0 Train set
기존 데이터만 사용대비
F1 기준, 0.5 정도 상승!
효과적이였던 방법론들!
CLaF: Tokenizer
Passage Passage
doc_stride: 64
[UNK]
[UNK]
https://github.com/naver/claf
SentTokenizer
No [UNK]!
효과적이였던 방법론들!
CLaF: Tokenizer
Passage Passage
doc_stride: 64
[UNK]
[UNK]
https://github.com/naver/claf
SentTokenizer
No [UNK]!
F1 기준, 0.5 정도 상승!
(Dev Set - Test Set Gap 감소)
효과적이였던 방법론들!
NSML: AutoML
효과적이였던 방법론들!
Fine-tuning: NSML - AutoML
보통 F1 기준, 0.5 ~ 1 정도 상승!
감사합니다!

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