Sang-Woo Lee

Research Scientist

NAVER CLOVA and NAVER AI

Biography

He is currently a Technical Leader of NAVER AI LAB NLP Group and a Technical Leader of Conversation Team in Contact Center AI (CCAI), Naver. When he joined Naver in July 2018, He found and became the first member of DUET, an AI ARS project which is extended to CCAI project now [demo_jp] [demo_kr] [video] [news] in Naver and Line. In 2018, he received Ph.D. from Seoul National University under the supervision of Professor Byoung-Tak Zhang. In 2012, he received Bachelor of Engineering degree from Seoul National University. He received Korean Presidential Science Scholarship from 2008 to 2012.

Interests

Machine Learning
Task-oriented Dialog System

Education

PhD in Computer Science and Engineering, 2018

Seoul National University
BSc in Computer Science and Engineering, 2012

Seoul National University
BSc in Brain-Mind-Behavior (Minor), 2012

Seoul National University

Recent Publications

Jung-Woo Ha* , Kihyun Nam*, Jingu Kang, Sang-Woo Lee, Sohee Yang, Hyunhoon Jung, Eunmi Kim, Hyeji Kim, Soojin Kim, Hyun Ah Kim, Kyoungtae Doh, Chan Kyu Lee, Nako Sung, Sunghun Kim. ClovaCall: Korean Goal-Oriented Dialog Speech Corpus for Automatic Speech Recognition of Contact Centers. In Interspeech (to appear), 2020.

Preprint Dataset

Sungdong Kim, Sohee Yang, Gyuwan Kim, Sang-Woo Lee. Efficient Dialogue State Tracking by Selectively Overwriting Memory. In ACL, 2020.

Preprint Code

Sang-Woo Lee, Tong Gao, Sohee Yang, Jaejun Yoo, Jung-Woo Ha. Large-Scale Answerer in Questioner's Mind for Visual Dialog Question Generation. In ICLR, 2019.

PDF Code

Sang-Woo Lee, Yu-jung Heo, Byoung-Tak Zhang. Answerer in Questioner's Mind: Information Theoretic Approach to Goal-Oriented Visual Dialog. In NIPS (Spotlight), 2018.

Preprint PDF

Sang-Woo Lee, Jin-Hwa Kim, Jaehyun Jun, Jung-Woo Ha, Byoung-Tak Zhang. Overcoming Catastrophic Forgetting by Incremental Moment Matching. In NIPS (Spotlight), 2017.

Preprint PDF Code

Sang-Woo Lee, Chung-Yeon Lee, Dong-Hyun Kwak, Jung-Woo Ha, Jeonghee Kim, Byoung-Tak Zhang. Dual-memory Neural Networks for Modeling Cognitive Activities of Humans via Wearable Sensors. Neural Networks, 2017.

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Jin-Hwa Kim, Sang-Woo Lee, Donghyun Kwak, Min-Oh Heo, Jeonghee Kim, Jung-Woo Ha, Byoung-Tak Zhang. Multimodal Residual Learning for Visual QA. In NIPS, 2016.

Preprint PDF Code Poster Video

Sang-Woo Lee, Chung-Yeon Lee, Dong-Hyun Kwak, Jiwon Kim, Jeonghee Kim, Byoung-Tak Zhang. Dual memory architectures for lifelong learning of everyday human behaviors. In IJCAI, 2016.

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