Research

#Current Projects

• April 2022 ~ December 2026.
  Principal-Investigator (PI) involved in "전문지식 대상 판단결과의 이유/근거를 설명가능한 전문가 의사결정 지원 인공지능 기술개발."
  Supported by 정보통신기획평가원 (IITP), 과학기술정보통신부 (Ministry of Science and ICT).
  (NLP lab. SKK University)


• April 2021 ~ December 2024.
  Co-Principal Investigator (Co-PI) involved in "소프트웨어 중심대학 사업."
  Supported by 정보통신기획평가원 (IITP), 과학기술정보통신부 (Ministry of Science and ICT).
  (NLP lab. SKK University)


• July 2020 ~ December 2029.
  Co-Principal Investigator (Co-PI) involved in "ICT 명품 인재 양성 사업."
  Supported by 정보통신기획평가원 (IITP), 과학기술정보통신부 (Ministry of Science and ICT).
  (NLP lab. SKK University)


• April 2020 ~ February 2029.
  Co-Principal Investigator (Co-PI) involved in "인공지능 대학원 (Graduate School of Artificial Intelligence)."
  Supported by 정보통신기획평가원 (IITP, 정보통신/방송 기술개발사업), 과학기술정보통신부 (Ministry of Science and ICT).
  (NLP lab. SKK University)

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#Past Projects

• March 2023 ~ March 2024.
  Principal Investigator (PI) involved in "QA 생성을 활용한 지식스니펫 커버리지 확장 연구."
  Supported by 네이버 (Naver Corp.).
  (NLP lab. SKK University)


• September 2020 ~ February 2024.
  Principal Investigator (PI) involved in "이종 지식그래프를 이용한 융합 학습 기반의 대화시스템 개발 (Integrated Learning based Dialogue Systems Using Heterogeneous Knowledge Graphs)."
  Supported by 한국연구재단 (NRF, 중견과제), 과학기술정보통신부 (Ministry of Science and ICT).
  (NLP lab. SKK University)


• July 2023 ~ December 2023.
  Principal Investigator (PI) involved in "사용자 중심 질의 재작성을 위한 사용자 피드백 유도형 질문 생성 연구."
  Supported by NCSOFT (NCSOFT Corp.).
  (NLP lab. SKK University)


• April 2020 ~ December 2023.
  Principal Investigator (PI) involved in "뉴럴-심볼릭 모델의 지식 학습 및 추론 기술 개발 (A Neural-Symbolic Model for Knowledge Acquisition and Inference Techniques)."
  Supported by 정보통신기획평가원 (IITP, 정보통신/방송 기술개발사업), 과학기술정보통신부 (Ministry of Science and ICT).
  (NLP lab. SKK University)


• March 2021 ~ January 2023.
  Principal Investigator (PI) involved in "휴먼 지식증강 서비스를 위한 지능진화형 WiseQA 플랫폼 기술 개발."
  Supported by 정보통신기획평가원 (IITP), 과학기술정보통신부 (Ministry of Science and ICT).
  (NLP lab. SKK University)


• October 2022 ~ December 2022.
  Principal-Investigator involved in "멀티모달 DST (DSTC11) 기술 확보."
  Supported by LG Electronics.
  (NLP lab. SKK University)


• July 2021 ~ December 2021.
  Principal Investigator (PI) involved in "Dialogue Systems with Large-scaled Pretrained Models."
  Supported by LG Electronics.
  (NLP lab. SKK University)


• July 2020 ~ June 2021.
  Principal Investigator (PI) involved in "사전기반의 한자어 그래프 구축 및 구축된 그래프를 이용한 Query Reformulation 연구."
  Supported by 네이버 (Naver Corp.).
  (NLP lab. SKK University)


• September 2020 ~ March 2021.
  Co-Principal Investigator (Co-PI) involved in "인공지능(AI) 학습용 데이터 구축 (자연어/자유대화 분야)."
  Supported by 한국정보화진흥원 (NIA), 과학기술정보통신부 (Ministry of Science and ICT).
  (NLP lab. SKK University)


• May 2020 ~ November 2020.
  Principal Investigator (PI) involved in "딥러닝 Triple 임베딩을 이용한 TripleQA 기술 개발 (Development of the TripleQA System Using Triple Embedding)."
  Supported by 한국전자통신연구원 (ETRI).
  (NLP lab. SKK University)


• April 2017 ~ December 2019.
  Principal Investigator (PI) involved in "기계학습용 텍스트 데이터 레이블 자동생성 및 검증도구 개발 (Development of Automatic Text Data Labeling and Verification Tools for Machine Learning)."
  Supported by 정보통신/방송 기술개발사업, 미래창조과학부 (Ministry of Science, ICT and Future Planning).
  (NLP lab. SKK University)


• May 2019 ~ November 2019.
  Principal Investigator (PI) involved in "TripleQA를 위한 딥러닝 기반 Property Linking 기술 개발 연구 (Development of Deep Learning Based Property Linking Technique for TripleQA)."
  Supported by 한국전자통신연구원 (ETRI).
  (NLP lab. SKK University)


• May 2019 ~ November 2019.
  Principal Investigator (PI) involved in "지능형(AI) 대화 분석 연구 (AI Dialogue Analysis Research)."
  Supported by National Digital Forensic Center (NDFC).
  (IS lab. Dong-A University)


• November 2018 ~ August 2019.
  Co-Principal Investigator (Co-PI) involved in "서비스 로봇을 위한 정보검색 질의응답(IR-QA) 시스템 개발 (Development of an IR based Question-Answering System for Service Robots)."
  Supported by 현대자동차 (Hyundai Motors, Co.).
  (IS lab. Dong-A University)


• May 2016 ~ December 2018.
  Co-Principal Investigator (Co-PI) involved in "실내용 음성대화 로봇을 위한 원거리 음성인식 기술 및 멀티 태스크 대화처리 기술 개발 (Development of Distant Speech Recognition and Multi-Task Dialog Processing Technologies for In-Door Conversational Robots)."
  Supported by 로봇산업융합핵심기술개발사업, 산업통상자원부 (Ministry of Trade, Industry and Energy).
  (IS lab. Dong-A University)


• May 2018 ~ November 2018.
  Principal Investigator (PI) involved in "전문분야 문답 담화 분석을 위한 구어체 질문의 슬롯 필링 기술 개발 (Development of the Slot Filling Technique for the discourse analysis of question-answers in specialized field)."
  Supported by 한국전자통신연구원 (ETRI).
  (IS lab. Dong-A University)


• May 2018 ~ October 2018.
  Principal Investigator (PI) involved in "이슈 중심의 다중 뉴스 문서 군집화 및 요약 기술 연구 개발 (Development of the Clustering and Summarization Technique for News Multi-Documents by Focusing on Issues)."
  Supported by 한국과학기술정보연구원 (KISTI).
  (IS lab. Dong-A University)


• November 2015 ~ October 2018.
  Principal Investigator (PI) involved in "딥러닝 기술을 이용한 커뮤니티 질문-응답 서비스 기반의 질문 분류, 검색 및 응답 추천 시스템 구축 (Development of Query Classification, Retrieval and Answer Recommendation Systems for the cQA Service Using Deep Learning Techniques)."
  Supported by 기본연구지원사업, 한국연구재단 (National Research Foundation of Korea (NRF)).
  (IS lab. Dong-A University)


• November 2017 ~ August 2018.
  Co-Principal Investigator (Co-PI) involved in "유사도 측정 기법을 이용한 FAQ 시스템 개발 (Development of a FAQ System Using Similarity Measure Methods)."
  Supported by 현대자동차 (Hyundai Motors, Co.).
  (IS lab. Dong-A University)


• June 2017 ~ November 2017.
  Principal Investigator (PI) involved in "전문분야 문답담화 분석을 위한 구어체 질문의 화행분류 연구 (Speech-act analysis of colloquial questions for the discourse analysis of question-answers in specialized field)."
  Supported by ExoBrain Project, 한국전자통신연구소 (ETRI).
  (IS lab. Dong-A University)


• May 2016 ~ January 2017
  Principal Investigator (PI) involved in "WiseWordNet 확장을 위한 사전 Entity Linking 연구 (Entity Linking for Expanding WiseWordNet)."
  Supported by 한국전자통신연구소 (ETRI).
  (IS lab. Dong-A University)


• April 2016 ~ December 2016.
  Co-Principal Investigator (Co-PI) involved in "의학정보 질의응답시스템 개발을 위한 의학용어 개체명(ME: Medical Entity) 인식 기술 및 문장 임베딩 기술 개발 (Development of Medical Entity Recognition and Sentence Embedding Techniques for Medical Information Retrieval)."
  Supported by LG Electronics.
  (IS lab. Dong-A University)


• June 2013 ~ May 2016.
  Principal Investigator (PI) involved in "빅 데이터 분석을 위한 다중 언어 자원 구축 및 활용 시스템 개발 (Construction of Multi-language Resources and Development of their Utilization Systems for Big Data Analysis)."
  Supported by 기본연구지원사업, 한국연구재단 (National Research Foundation of Korea (NRF)).
  (IS lab. Dong-A University)


• July 2015 ~ December 2015.
  Co-Principal Investigator (Co-PI) involved in "의학정보 복문 지식검색 기술 개발 (Development of a Complex Sentence Based Knowledge Retrieval Technology for Medical Information Retrieval)."
  Supported by LG Electronics.
  (IS lab. Dong-A University)


• May 2012 ~ March 2015.
  Co-Principal Investigator (Co-PI) involved in "다중영역 정보서비스를 위한 대화형 개인 비서 소프트웨어 원천 기술 개발 (Development of Foundation Technologies for Dialogue Based Private Secretary Software on Multi-domains Information Services)."
  Supported by 원천기술개발사업, 지식경제부(Ministry of Knowledge Economy (MKE)).
  (IS lab. Dong-A University)


• April 2014 ~ October 2014.
  Principal Investigator (PI) involved in "2014 국어 정보 처리 시스템 경진 대회 (Competition of Korean Information Processing Systems)."
  Supported by 국립국어원 (The National Institute of the Korean Language).
  (IS lab. Dong-A University)


• April 2014 ~ August 2014.
  Co-Principal Investigator (Co-PI) involved in "SVM을 이용한 스팸 메세지 필터링 (SPAM Message Filtering Using SVM)."
  Supported by SP테크널러지(주) (SPTek Corp.).
  (IS lab. Dong-A University)


• June 2010 ~ May 2014.
  Principal Investigator (PI) involved in "시각 및 언어 장애인을 위한 음성합성기 및 AAC 소프트웨어 개발 (Development of speech synthesizer and AAC software for the visually and vocally impaired)."
  Supported by (주)보이스웨어(Voiceware Corp.), 지식경제 기술혁신사업(QoLT기술개발사업), 지식경제부(Ministry of Knowledge Economy (MKE)).
  (IS lab. Dong-A University)


• April 2009 ~ March 2013.
  Co-Principal Investigator (Co-PI) involved in "음성/영상 통합 정보를 활용하는 지능형 말동무 로봇용 대화음성 인터페이스 기술 및 워크벤치 도구 개발 (Developing Spoken Dialogue Interface Technologies for Intelligent Talking Companion Robots by Integrating Voice/Image Intelligent and Workbenchtoolkits)."
  Supported by 지식경제 기술혁신사업, 지식경제부 (Ministry of Knowledge Economy (MKE)).
  (IS lab. Dong-A University)


• June 2011 ~ June 2012.
  Principal Investigator (PI) involved in "교차어 검색 기술을 이용한 주제양상별 다국어 의견마이닝 시스템 (A Multilingual Opinion Mining System by Topic Aspect Using Cross-language Information Retrieval Techniques)."
  Supported by 대학교수해외방문연구지원사업, 한국연구재단 (National Research Foundation of Korea (NRF)).
  (IS lab. Dong-A University)


• May 2009 ~ April 2012.
  Principal Investigator (PI) involved in "온톨로지와 효과적인 FAQ 검색 기술을 이용한 자연어 기반의 모바일 인터페이스 개발 (Development of Natural Language Based Mobile Interface Using Ontology and Effective FAQ Retrieval Techniques)."
  Supported by 지역대학우수과학자 지원사업, 한국연구재단 (National Research Foundation of Korea).
  (IS lab. Dong-A University)


• May 2009 ~ April 2011.
  Principal Investigator (PI) involved in "비교문장 추출과 비교관계 분석을 통한 비교마이닝 시스템에 대한 연구 (A Study of a Comparison Mining System Using Comparative Sentence Extraction and Comparative Relation Analysis)."
  Supported by 신진연구 지원사업, 한국연구재단 (National Research Foundation of Korea).
  (IS lab. Dong-A University)


• May 2009 ~ January 2010.
  Principal Investigator (PI) involved in "위키피디아로부터의 개체명 추출을 통한 개체명 사전 자동 구축 (The Automatic Construction of Language Resources for Named Entities from Wikipedia)."
  Supported by 한국전자통신연구소 (ETRI).
  (IS lab. Dong-A University)


• September 2008 ~ November 2009.
  Co-Principal Investigator (Co-PI) involved in "영문 뉴스 포탈 형식 웹 문서의 단계별 요약 추출 기술 (The Development of the Text Summary Generation System for English News Article from News Portals in IP TV)."
  Supported by 삼성전자 연구소 (Samsung Electronics Co., LTD.).
  (IS lab. Dong-A University)


• July 2008 ~ June 2009.
  Principal Investigator (PI) involved in "영역 이식성이 높은 개체명 인식과 특성 추출 기술을 이용하는 의견마이닝 시스템의 개발 (Development of an Opinion Mining System Using Named Entity Recognition and Feature Extraction Techniques with High Domain Portability)."
  Supported by 신진교수연구지원사업, 학술진흥재단 (Korea Research Foundation (KRF)).
  (IS lab. Dong-A University)


• April 2006 ~ March 2009.
  Co-Principal Investigator (Co-PI) involved in "지능형 인간로봇 상호작용 기술 개발 (The Development of Interaction Techniques for Intelligent Robots)."
  Supported by 인간지능 생활지원 지능로봇 기술개발사업, 산업자원부 (Ministry of Commerce, Industry and Energy).
  (IS lab. Dong-A University)


• July 2006 ~ June 2008.
  Principal Investigator (PI) involved in "자연어처리기법과 기계학습기법을 기반으로 한 텍스트 문서의 감정분류시스템에 대한 연구 (A Study of Sentiment Classification Systems for Text Data Using Natural Language Processing and Machine Learning Techniques)."
  Supported by 신진교수연구지원사업, 학술진흥재단 (Korea Research Foundation (KRF)).
  (IS lab. Dong-A University)


• January 2007 ~ December 2007.
  Principal Investigator (PI) involved in "정보검색 시스템과 텍스트 마이닝 교재 개발 (Develoment of Text Book on Information Retrieval and Text Mining)."
  Supported by 정보통신진흥원 (The Institute of Information Technology Assessment (IITA)).
  (IS lab. Dong-A University)


• Jone 2007 ~ November 2007.
  Co-Principal Investigator (Co-PI) involved in "신문기사 형식의 웹 문서로부터 핵심 키워드 추출과 중요 내용 요약 기술 (An Effective Technique for Extracting Keywords and Sailent Sentences from a News Article)."
  Supported by 삼성전자 기술개발 연구소 (Samsung Advanced Institute of Technology (SAIT)).
  (IS lab. Dong-A University)


• January 2007 ~ November 2007.
  Co-Principal Investigator (Co-PI) involved in "과학기술분야 시맨틱 네트워크 구축 및 색인 기술 연구 (Construction of S&T Semantic Network and Study on Indexing)."
  Supported by 한국과학기술정보연구원 (KISTI).
  (IS lab. Dong-A University)


• March 2006 ~ October 2006.
  Principal Investigator (PI) involved in "범용 과학기술 및 IT 분야 분류체계 개발과 시소러스 연동 방안 연구 (The Construction of General and IT Category Maps and Category Tagging on Thesaurus)."
  Supported by 한국과학기술정보연구원 (KISTI).
  (IS lab. Dong-A University)


• October 2003 ~ March 2006.
  Co-Principal Investigator (Co-PI) involved in "실버메이트용 대화음성 인터페이스 기술 개발; 과기부 휴먼로봇 프론티어 사업단 (The Development of Interaction Techniques for Intelligent Robots)."
  Supported by 인간지능 생활지원 지능로봇 기술개발사업, 산업자원부 (Ministry of Commerce, Industry and Energy).
  (IS lab. Dong-A University)


• September 2004 ~ August 2005.
  Principal Investigator (PI) involved in "오류 학습 문서 제거를 통한 문서 범주화 기법의 성능향상 (A Text Categorization Method Improved by Removing Noisy Training Documents)."
  Supported by 동아대학교 (Dong-A University).
  (IS lab. Dong-A University)


• April 2004 ~ April 2006.
  Research Assistant involved in "뇌 정보처리에 기반하여 자율적 지식 획득이 가능한 기계 자아 성장 모델 개발."
  Supported by 산업자원부 (Ministry of Commerce, Industry and Energy).
  (NLP lab. Sogang University)


• September 2003 ~ August 2005.
  Research Assistant involved in "시소러스 기반 대화형 정보검색 및 질의응답 시스템 개발에 관한 연구 (A Study on Development of Dialog-based Information Retrieval and Question/Answering System based on Thesaurus)."
  Supported by 한국과학재단 (Korea Science and Engineering Foundation (KOSEF)).
  (NLP lab. Sogang University)


• May 2001 ~ April 2003.
  Research Assistant involved in "한글 자동 수화 애니메이션 시스템을 위한 자연언어처리 (An Automatic Animation System for the Korean Sign Language)."
  Supported by 정보통신부 (Ministry of Information and Communication).
  (NLP lab. Sogang University)


• December 2000 ~ November 2003.
  Research Assistant involved in "대화음성 인식 시스템 구현을 위한 기본 Platform 개발 (Development of Baseline Platform for Spoken Dialogue Recognition System)."
  Supported by 산업자원부 (Ministry of Commerce, Industry and Energy).
  (NLP lab. Sogang University)


• September 1999 ~ August 2002.
  Research Assistant involved in "지능형 정보검색 에이전트 연구팀(BK21 핵심연구사업) (BK21 : Intelligent Information Retrieval Agent Research Team)."
  Supported by 학술진흥재단 (Korea Research Foundation (KRF)).
  (NLP lab. Sogang University)


• August 1998 ~ August 2000.
  Research Assistant involved in "통계모델을 이용한 한국어처리 (Korean Processing Based on Statistical Model)."
  Supported by 한국과학재단 (Korea Science and Engineering Foundation (KOSEF)).
  (NLP lab. Sogang University)


• August 1998 ~ June 1999.
  Research Assistant involved in "다중모드 사용자 대화 인터페이스 시스템 연구 (A Study on a Multi-Modal Dialogue User Interface System)."
  Supported by 정보통신연구진흥원 (The Institute of Information Technology Assessment (IITA)).
  (NLP lab. Sogang University)

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#Transfer of Technical Know-how

• March 2023.
  "문장 임베딩 및 유사 질문 검색을 위한 장치 및 방법"
  (주)웨이브릿지.
  (NLP lab. Sungkyunkwan University)


• February 2022.
  "그래프 랭킹 알고리즘과 변형된 C-value 수식을 이용한 과학 문서의 핵심어 추출기"
  (주)위인터렉트.
  (NLP lab. Sungkyunkwan University)


• September 2014 ~ December 2019.
  "AAC용 문장생성기술 (Sentence Generation Techniques for Augmentative and Alternative Communication (AAC))"
  Voicware Co., LTD.
  (IS lab. Dong-A University)

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