Sangwoo Kang, Ph.D.


Bio Sketch

He is an assistant professor in the Department of Software at Gachon University since September 2016. He got his Ph.D. in Computer Science at Sogang University, where he was also a Research Fellow Professor. His specialty is Natural Language Processing, and he is interested in spoken dialogue interface, information retrieval, text mining, opinion mining, big data, and UI/UX. His recent focus has been in applying Deep Learning techniques to his research. Currently, he is leading Intelligent Software & Natural Language Processing Laboratory at Gachon University.

Contact Details

#430 Main Library Building
1342 Seongnam-daero, Sujeong-gu, Seongnam-si, Gyeonggi-do
13120, Republic of Korea
+82-031-750-8669
swkang@gachon.ac.kr

Professional Activities

Program Committee Member

  • Conference on Human & Cognitive Language Technology (2014 ~)
  • Korea Computer Congress (2015 ~)

Journal Reviewer

  • Pattern Recognition Letters (2009 ~)
  • AI Communications (2013 ~)
  • IEEE Access (2018 ~)
  • Sensors (2018 ~)

Awards

  • 2017 국어정보처리 시스템 경진대회 대상 (문화체육관광부 장관상)

Teaching

  • Robotics
  • Computer Security
  • Data Mining
  • Web Programing


Kyung-Chul Cho, Prospective MS Student


Interests : NLP
Contacts : cjf9028@daum.net



Research

Interests

Spoken Dialogue Interface / UI-UX / Natural Language Processing
  • Dialogue System using (Deep) Machine Learning for Robot/Vehicle and Mobile
  • Dialogue and Discourse Management
  • Speech Acts / Action Classification
  • Name-entity Recognition
  • Post Correction for Automatic Speech Recognition
Question and Answering System
  • Information Retrieval based Question and Answering
  • Knowledge based Question and Answering
  • Machine Reading Comprehension
Machine Transtlaion
  • Multi-modal Neural Machine Translation
Opinion Mining
  • Suggestion Mining
  • Sentimental Classification

Projects

  • 2018 ~ Present, Principal Investigator, “서비스 로봇을 위한 정보검색 질의응답(IR-QA) 시스템 개발,” Supported by Hyundai Motor.
  • 2017 ~ 2018, Principal Investigator, “유사도 측정 기법을 이용한 FAQ 시스템 개발,” Supported by Hyundai Motor.
  • 2017 ~ 2018, Principal Investigator, “영어사전용 식별 및 중의어 해소개발 기술,” Supported by Citrus EduTech.
  • 2017 ~ Present, Principal Investigator, “사용자 적응형 어체 변환을 위한 형태소 합성 기술 연구,” Supported by Sogang University.
  • 2016 ~ Present, Principal Investigator, “Development of Intelligent Dialogue Interface for The IoT Environment,” Supported by National Research Foundation of Korea.
  • 2016 ~ Present, Co-Principal Investigator, “Development of Distant Speech Recognition and Multi- Task Dialog Processing Technologies for In-Door Conversational Robots,” Supported by Ministry of Commerce, Industry and Energy.
  • 2013 ~ 2016, Principal Investigator, “The Technology Development of Dialogue Management for Virtual Personal Assistant Services of Smart devices,” Supported by National Research Foundation of Korea.
  • 2012 ~ 2015, Co-Principal Investigator (Chief Developer), “The Original Technology Development of Interactive Intelligent Personal Assistant Software for the Information Service on multiple domains,” Supported by Ministry of Knowledge Economy.
  • 2009 ~ 2013, Co-Principal Investigator (Chief Developer), “Developing Spoken Dialogue Interface Technologies or Intelligent Talking Companion Robots by Integrating Voice/Image Information and Workbench toolkits,” Supported by Ministry of Knowledge Economy.
  • 2011 ~ 2012, Researcher, “QA Solution for Personal information Using Wikipedia,” Supported by LG Electronics.
  • 2010 ~ 2012, Researcher, “Development of Speech Synthesizer and AAC Software for the Visually and Vocally impaired,” Supported by Ministry of Knowledge Economy
  • 2010 ~ 2010, Researcher, “Development of Word Suggestion Technology Considering Input Errors in Mobile Devices,” Supported by Samsung Electronics.
  • 2009 ~ 2012, Researcher, “Development of Intelligent Spoken Dialogue Interface for Mobile Devices,” Supported by National Research Foundation of Korea.
  • 2006 ~ 2009, Researcher, “The Development of Interaction Techniques for Intelligent Robots,” Supported by Ministry of Commerce, Industry and Energy.
  • 2006 ~ 2006, Researcher, “Technique Acceleration for SKT 1mm Service,” SK Telecom.
  • 2003 ~ 2006, Researcher, “The Development of Spoken Dialogue Interface Technique for Silver Mate,” Supported by Ministry of Commerce, Industry and Energy.
  • 2004 ~ 2006, Research Assistant, “The Development of a Machine Self Growth Model Based on Brain Information Processing,” Supported by Ministry of Commerce, Industry and Energy.
  • 2004 ~ 2004, Researcher, “The Development of a Multi Domain Dialogue Model for an Intelligent Robot System,” Supported by ETRI.
  • 2003 ~ 2005, Researcher, “A Study on Development of Dialog-based Information Retrieval and Question/Answering System based on Thesaurus,” Supported by Korea Science and Engineering Foundation.

Technology

Transfer

  • 2015 ~ 2017, Co-Principal Investigator, “Dialogue Management and Language Understanding Technique for dialogue Interface in Vehicle Environment,” Hyundai Motor.
  • 2014, Co-Principal Investigator, “Spoken Dialogue Interface Technique for multi domain,” SK Telecom.

Patents

  • 2018.09.04, Sangwoo Kang, “기계학습 모델을 이용한 자연어 생성 시스템, 방법, 및 컴퓨터 판독가능매체,” Domestic Patent
  • 2018.09.04, Sangwoo Kang, “개체명 인식 모델 생성 장치 및 방법,” Domestic Patent
  • 2018.04.03, Sangwoo Kang, “개체명 인식시스템, 방법, 및 컴퓨터 판독가능매체,” Domestic Patent
  • 2017.04.03, Sangwoo Kang et al., “지식베이스를 이용한 개체명 인식 코퍼스 생성 및 방법,” Domestic Patent
  • 2017.03.06, Sangwoo Kang et al., “문서 감정 분류용 딥러닝 인코딩 장치 및 방법,” Domestic Patent
  • 2017.02.27, Sangwoo Kang et al., “마이크로 블로그의 개체명 링킹 시스템,” Domestic Patent
  • 2016.01.27, Sangwoo Kang et al., “채팅 데이터 학습 및 서비스 방법 및 그에 따른 시스템,” Domestic Patent
  • 2015.12.24, Sangwoo Kang et al., “기계학습을 이용한 음성인식방법,” Domestic Patent
  • 2014, Sangwoo Kang et al., “Data Learning and Service Methods for a Chatting System,” International Patent Pending (PCT)
  • 2014, Sangwoo Kang et al., “Voice Recognition Method Using Machine Learning,” International Patent Pending (USA)

Publications

Journal Publications

    [SCIE] Youngmin Park, Sangwoo Kang(Corresponding Author), (2018), "Natural Language Generation using Dependency Tree Decoding for Spoken Dialog Systems," Access.

    [SCIE] Youngmin Park, Sangwoo Kang(Corresponding Author), Jungyun Seo (2018), "An Efficient Framework for Development of Task-Oriented Dialog Systems in a Smart Home Environment," Seonsors, Vol.18(5).

    [KCI] Sangwoo Kang (2017), “Graph-Based Word Sense Disambiguation Using Iterative Approach,”Journal of Korean Institute of Next Generation Computing," (in Korean)

    [KCI] Sunjea Kwon, Juae Kim, Sangwoo Kang(Corresponding Author), Jungyun Seo (2017) “An Attention Method-based Deep Learning Encoder for the Sentiment Classification of Documents,” Journal of Korean Institute of Information Scientists and Engineers: Software and Applications. (in Korean)

    [KCI] Soyoon Jeong, Youngmin Park, Sangwoo Kang(Corresponding Author), Jungyun Seo (2016) Entity linking for Tweets using user model and real-time news stream,” Cognitive Science. (in Korean)

    [KCI] Youngmin Park, Sangwoo Kang(Corresponding Author), Jungyun Seo (2016), “A Generation of a Corpus for Named-entity Recognition Using Knowledge Bases,” Cognitive Science. (in Korean)

    [SCIE] Youngmin Park, Sangwoo Kang(corresponding author), Jungyun Seo (2016), “Information Extraction Using Distant Supervision and Semantic Similarities,” Advances in Electrical and Computer Engineering.

    [KCI] Sunjae Kwon, Juae Kim, Sangwoo Kang(Corresponding Author), Jungyun Seo (2016), “Korean cQA system using Multiple Machine Learning Method,” Cognitive Science, (in Korean)

    [KCI] Dongsuk O, Sangwoo Kang(Corresponding Author), Jungyun Seo (2015), “An Iterative Approach to Subgraph-Based Word Sense Disambiguation Using Word2Vec,” Cognitive Science, (in Korean)

    [KCI] Soyun Jeong, Youngmin Park, Sangwoo Kang(Corresponding Author), Jungyun Seo (2015), “Entity Linking For Tweets Using User Model and Real-time News Stream,” Cognitive Science, Vol.26 No.4, pp.377-394. (in Korean)

    [SCIE] Sangwoo Kang, Harksoo Kim, Hyun-Kyu Kang, Jungyun Seo (2014), “Lightweight Morphological Analysis Model for Smart Home Applications Based on Natural Language Interfaces,” International Journal of Distributed Sensor Networks, Vol.2014, Article ID 570634, pp.53-56.

    [SCIE] Sangwoo Kang, Jungyun Seo (2014), “Two-phase reanalysis model for understanding user intention,” Pattern Recognition Letters, Vol.42, pp.35-39.

    [SCIE] Sangwoo Kang, Ji-Hwan Kim, Jungyun Seo (2014), “Post-error Correction in Automatic Speech Recognition Using Discourse Information,” Advances in Electrical and Computer Engineering, Vol.14 No.2, pp.53-56.

    [SCIE] Sangwoo Kang, Youngjoong Ko, Jungyun Seo (2013), “Hierarchical speech-act classification for discourse analysis,” Pattern Recognition Letters, 34(10), pp.1119-1124.

    [SCIE] Sangwoo Kang, Youngjoong Ko, Jungyun Seo (2013), “A dialogue management system using a corpus-based framework and a dynamic dialogue transition model,” AI communications, Vol.26 No.2, pp.145-159.

    [KCI] Sangwoo Kang, Jungyun Seo (2013), “An Integrated Model using Re-training Method for the Understanding of User Intention in a Dialogue System,” Journal of Korean Institute of Information Scientists and Engineers: Software and Applications, Vol.40 No.9, pp.519-525. (in Korean)

    [KCI] Sangwoo Kang, Jeachul Yang, Jungyun Seo (2013), “Light Weight Korean Morphological Analysis Using Left-longest-match-preference model and Hidden Markov Model,” Cognitive Science, Vol24. No2., pp.95-109. (in Korean)

    [SCIE] Sangwoo Kang, Youngjoong Ko, Jungyun Seo (2012), “Generating Effective Responses for a Plan-based Dialogue System in Human-Robot Interaction,” INFORMATION - An International Interdisciplinary Journal, International Information Institute, Vol.15 No.2, pp.949-960.

    [SCIE] Sangwoo Kang, Harksoo Kim, Jungyun Seo (2010), “A reliable multidomain model for speech act classification,” Pattern Recognition Letters, Vol.31 No.1, pp.71-74.

    [KCI] Sangwoo Kang, Hongmin Park, Jungyun Seo (2010), “Emotion Classification of User's Utterance for a Dialogue System,” Cognitive Science, Vol.21 No.4, pp.459-480. (in Korean)

    [KCI] Choong-Nyoung Seon, Sangwoo Kang(Corresponding Author), Jungyun Seo (2010), “Automatic Recognition and Normalization System of Korean Time Expression using the individual time units,” Cognitive Science, Vol.21 No.4, pp.447-458. (in Korean)

    Sangwoo kang, Sungwook Lee, Jungyun Seo (2009), “Dialogue Strategies to Overcome Speech Recognition Errors in Form-Filling Dialogue,” Lecture Note in Artificial Intelligence,” Vol.5459, pp.282-289.

    [KCI] Sangwoo Kang, Youngjoong Ko, Jungyun Seo (2008), “Using Plan Recognition and a Discourse Stack for Effective Response Generation in a Dialogue System,” Cognitive Science, Vol.19 No.2, pp.107-123. (in Korean)

    [KCI] Sangwoo Kang, Songwook Lee, Jungyun Seo (2006), “Dialogue Strategies to Overcome Speech Recognition Errors in Form-Filling Dialogue,” Cognitive Science, Vol.17 No.2, pp.139-150. (in Korean)