Key-Sun Choi

Publication Activity (10 Years)

Years Active: 1986-2023
Publications (10 Years): 32

Top Venues

LREC

COLING (Demos)

Semdeep/NLIWoD@ISWC

IEICE Trans. Inf. Syst.

Publications

Yongbin Jeong, Ju-Hyuck Han, Kyung Min Chae, Yousang Cho, Hyunbin Seo, Kyungtae Lim, Key-Sun Choi, Younggyun Hahm
Teddysum at MEDIQA-Chat 2023: an analysis of fine-tuning strategy for long dialog summarization. ClinicalNLP@ACL (2023)
Abhilasha Nanda, Woobin Im, Key-Sun Choi, Hyun Seung Yang
Combined center dispersion loss function for deep facial expression recognition. Pattern Recognit. Lett. 141 (2021)
Sangha Nam, Minho Lee, Donghwan Kim, Kijong Han, Kuntae Kim, Sooji Yoon, Eun-Kyung Kim, Key-Sun Choi
Effective Crowdsourcing of Multiple Tasks for Comprehensive Knowledge Extraction. LREC (2020)
Jiseong Kim, Key-Sun Choi
Unsupervised Fact Checking by Counter-Weighted Positive and Negative Evidential Paths in A Knowledge Graph. COLING (2020)
YoungGyun Hahm, Youngbin Noh, Jiyoon Han, Tae Hwan Oh, Hyonsu Choe, Hansaem Kim, Key-Sun Choi
Crowdsourcing in the Development of a Multilingual FrameNet: A Case Study of Korean FrameNet. LREC (2020)
Youngbin Noh, Kuntae Kim, Minho Lee, Cheolhun Heo, Yongbin Jeong, Yoosung Jeong, Younggyun Hahm, Taehwan Oh, Hyonsu Choe, Seokwon Park, Jin-Dong Kim, Key-Sun Choi
Enhancing Quality of Corpus Annotation: Construction of the Multi-Layer Corpus Annotation and Simplified Validation of the Corpus Annotation. PACLIC (2020)
Jiho Kim, Sangha Nam, Key-Sun Choi
Universal Schemas Using Shortest Dependency Paths for Free Word Order Languages. ISWC (P&D/Industry/BlueSky) (2018)
Eun-Kyung Kim, Key-Sun Choi
Incorporating Global Contexts into Sentence Embedding for Relational Extraction at the Paragraph Level with Distant Supervision. LREC (2018)
YoungGyun Hahm, Jiho Kim, Sangmin An, Minho Lee, Key-Sun Choi
Chatbot Who Wants to Learn the Knowledge: KB-Agent. Semdeep/NLIWoD@ISWC (2018)
Eun-Kyung Kim, Kijong Han, Jiho Kim, Key-Sun Choi
Utilizing Graph Measure to Deduce Omitted Entities in Paragraphs. COLING (Demos) (2018)
Jiseong Kim, YoungGyun Hahm, Sunggoo Kwon, Key-Sun Choi
Automatic Wordnet Mapping: from CoreNet to Princeton WordNet. LREC (2018)
Kijong Han, Sangha Nam, YoungGyun Hahm, Jiseong Kim, Jiho Kim, Jin-Dong Kim, Key-Sun Choi
Analysis of Distant Supervision for Relation Extraction Dataset. ISWC (P&D/Industry/BlueSky) (2018)
Sangha Nam, Kijong Han, Eun-Kyung Kim, Key-Sun Choi
Distant Supervision for Relation Extraction with Multi-sense Word Embedding. GWC (2018)
Sangha Nam, Eun-Kyung Kim, Jiho Kim, Yoosung Jung, Kijong Han, Key-Sun Choi
A Korean Knowledge Extraction System for Enriching a KBox. COLING (Demos) (2018)
Kijong Han, Sangha Nam, Jiseong Kim, YoungGyun Hahm, Key-Sun Choi
Unsupervised Korean Word Sense Disambiguation using CoreNet. LREC (2018)
Eun-Kyung Kim, Key-Sun Choi
Improving Distantly Supervised Relation Extraction by Knowledge Base-Driven Zero Subject Resolution. IEICE Trans. Inf. Syst. (10) (2018)
Jiho Kim, Sangha Nam, Key-Sun Choi
Open Relation Extraction by Matrix Factorization and Universal Schemas. Semdeep/NLIWoD@ISWC (2018)
YoungGyun Hahm, Jiseong Kim, Sunggoo Kwon, Key-Sun Choi
Semi-automatic Korean FrameNet Annotation over KAIST Treebank. LREC (2018)
Jin-Dong Kim, Christina Unger, Axel-Cyrille Ngonga Ngomo, André Freitas, YoungGyun Hahm, Jiseong Kim, Gyu-Hyun Choi, Jeonguk Kim, Ricardo Usbeck, Myoung-Gu Kang, Key-Sun Choi
OKBQA: an Open Collaboration Framework for Development of Natural Language Question-Answering over Knowledge Bases. ISWC (Posters, Demos & Industry Tracks) (2017)
Key-Sun Choi, Teruko Mitamura, Piek Vossen, Jin-Dong Kim, Axel-Cyrille Ngonga Ngomo
SIGIR 2017 Workshop on Open Knowledge Base and Question Answering (OKBQA2017). SIGIR (2017)
Sangha Nam, GyuHyeon Choi, Key-Sun Choi
SRDF: A Novel Lexical Knowledge Graph for Whole Sentence Knowledge Extraction. LDK (2017)
Eun-Kyung Kim, Key-Sun Choi
Entity Summarization Based on Entity Grouping in Multilingual Projected Entity Space. IEICE Trans. Inf. Syst. (9) (2017)
Eun-Kyung Kim, Key-Sun Choi
MAGES: A Multilingual Angle-integrated Grouping-based Entity Summarization System. COLING (Demos) (2016)
Jiseong Kim, GyuHyeon Choi, Jung-Uk Kim, Eun-Kyung Kim, Key-Sun Choi
The Open Framework for Developing Knowledge Base And Question Answering System. COLING (Demos) (2016)
Eun-Kyung Kim, Key-Sun Choi
Identifying Global Representative Classes of DBpedia Ontology Through Multilingual Analysis: A Rank Aggregation Approach. KEKI/NLP&DBpedia@ISWC (2016)
Jin-Xia Huang, Kyung-Soon Lee, Key-Sun Choi, Young Kil Kim
Extract Reliable Relations from Wikipedia Texts for Practical Ontology Construction. Computación y Sistemas 20 (3) (2016)
Young-Seob Jeong, Won-Tae Joo, Hyun-Woo Do, Chae-Gyun Lim, Key-Sun Choi, Ho-Jin Choi
Korean TimeML and Korean TimeBank. LREC (2016)
Jeonguk Kim, YoungGyun Hahm, Key-Sun Choi
Korean FrameNet Expansion Based on Projection of Japanese FrameNet. COLING (Demos) (2016)
Youngsik Kim, Key-Sun Choi
Entity Linking Korean Text: An Unsupervised Learning Approach using Semantic Relations. CoNLL (2015)
Sangha Nam, YoungGyun Hahm, Sejin Nam, Key-Sun Choi
SRDF: Korean Open Information Extraction using Singleton Property. ISWC (Posters & Demos) (2015)
Jiseong Kim, Eun-Kyung Kim, Yousung Won, Sangha Nam, Key-Sun Choi
The Association Rule Mining System for Acquiring Knowledge of DBpedia from Wikipedia Categories. NLP-DBPEDIA@ISWC (2015)
Eun-Kyung Kim, Sangha Nam, Jongsung Woo, Sejin Nam, Key-Sun Choi
Triple-based similarity propagation for linked data matching. OM (2015)
Jungyeul Park, Sejin Nam, Youngsik Kim, YoungGyun Hahm, Dosam Hwang, Key-Sun Choi
Frame-Semantic Web: a Case Study for Korean. ISWC (Posters & Demos) (2014)
YoungGyun Hahm, Youngsik Kim, Yousung Won, Jongsung Woo, Jiwoo Seo, Jiseong Kim, Seongbae Park, Dosam Hwang, Key-Sun Choi
Toward matching the relation instantiation from DBpedia ontology to Wikipedia text: fusing FrameNet to Korean. SEMANTiCS (2014)
YoungGyun Hahm, Jungyeul Park, Kyungtae Lim, Youngsik Kim, Dosam Hwang, Key-Sun Choi
Named Entity Corpus Construction using Wikipedia and DBpedia Ontology. LREC (2014)
Jungyeul Park, Daisuke Kawahara, Sadao Kurohashi, Key-Sun Choi
Towards Fully Lexicalized Dependency Parsing for Korean. IWPT (2013)
Martín Rezk, Jungyeul Park, Yongun Yoon, Kyungtae Lim, John Bruntse Larsen, YoungGyun Hahm, Key-Sun Choi
Korean Linked Data on the Web: Text to RDF. JIST (2012)
Soon Gill Hong, Saemi Jang, Young Ho Chung, Mun Yong Yi, Key-Sun Choi
Interlinking Korean Resources on the Web. JIST (2012)
Paul Buitelaar, Key-Sun Choi, Philipp Cimiano, Eduard H. Hovy
The Multilingual Semantic Web (Dagstuhl Seminar 12362). Dagstuhl Reports 2 (9) (2012)
DongHyun Choi, Jungyeul Park, Key-Sun Choi
Korean Treebank Transformation for Parser Training. SPMRL@ACL 2012 (2012)
YoungGyun Hahm, Kyungtae Lim, Jungyeul Park, Yongun Yoon, Key-Sun Choi
Korean NLP2RDF Resources. ALR@COLING (2012)
DongHyun Choi, Eun-Kyung Kim, Key-Sun Choi
Boundary detection of multiple related temporal duration of schedules in email. K-CAP (2011)
Key-Sun Choi, Hitoshi Isahara, Jong-Hoon Oh
A Comparison of Different Machine Transliteration Models CoRR (2011)
Eun-Kyung Kim, Matthias Weidl, Key-Sun Choi, Sören Auer
Towards a Korean DBpedia and an Approach for Complementing the Korean Wikipedia based on DBpedia. OKCon (2010)
Eun-Kyung Kim, Matthias Weidl, Key-Sun Choi
Metadata Synchronization between Bilingual Resources: Case Study in Wikipedia. MSW (2010)
Sören Auer, Matthias Weidl, Jens Lehmann, Amrapali Zaveri, Key-Sun Choi
I18n of Semantic Web Applications. ISWC (2) (2010)
DongHyun Choi, Key-Sun Choi
Incremental summarization using taxonomy. K-CAP (2009)
Key-Sun Choi, Hitoshi Isahara, Kyoko Kanzaki, Hansaem Kim, Seok Mun Pak, Maosong Sun
Word Segmentation Standard in Chinese, Japanese and Korean. ALR7@IJCNLP (2009)
Jinhyun Ahn, Jason J. Jung, Key-Sun Choi
Interleaving Ontology Mapping for Online Semantic Annotation on Semantic Wiki. Web Intelligence/IAT Workshops (2008)
Jin-Xia Huang, Pum-Mo Ryu, Key-Sun Choi
An Empirical Research on Extracting Relations from Wikipedia Text. IDEAL (2008)
Jae-Ho Kim, Key-Sun Choi
Patent document categorization based on semantic structural information. Inf. Process. Manag. 43 (5) (2007)
Du-Seong Chang, Key-Sun Choi
Incremental cue phrase learning and bootstrapping method for causality extraction using cue phrase and word pair probabilities. Inf. Process. Manag. 42 (3) (2006)
Yong-Seok Choi, Ji-Ae Shin, Key-Sun Choi
Identification of Boundaries in Parallel Noun Phrases: a Probabilistic Swapping Model. Int. J. Comput. Process. Orient. Lang. 19 (2/3) (2006)
Pum-Mo Ryu, Key-Sun Choi
Determining the specificity of terms using inside-outside information: a necessary condition of term hierarchy mining. Inf. Process. Lett. 100 (2) (2006)
Jong-Hoon Oh, Key-Sun Choi, Hitoshi Isahara
A Hybrid Model for Extracting Transliteration Equivalents from Parallel Corpora. TSD (2006)
Jong-Hoon Oh, Key-Sun Choi
An ensemble of transliteration models for information retrieval. Inf. Process. Manag. 42 (4) (2006)
Jong-Hoon Oh, Key-Sun Choi, Hitoshi Isahara
Improving Machine Transliteration Performance by Using Multiple Transliteration Models. ICCPOL (2006)
Jong-Hoon Oh, Key-Sun Choi, Hitoshi Isahara
An Alignment Model for Extracting English-Korean Translations of Term Constituents. IEICE Trans. Inf. Syst. (12) (2006)
Pum-Mo Ryu, Key-Sun Choi
Taxonomy Learning using Term Specificity and Similarity. OntologyLearning@COLING/ACL (2006)
Ronny Melz, Pum-Mo Ryu, Key-Sun Choi
Compiling large language resources using lexical similarity metrics for domain taxonomy learning. LREC (2006)
Jong-Hoon Oh, Key-Sun Choi, Hitoshi Isahara
A machine transliteration model based on correspondence between graphemes and phonemes. ACM Trans. Asian Lang. Inf. Process. 5 (3) (2006)
Jong-Hoon Oh, Key-Sun Choi, Hitoshi Isahara
A Comparison of Different Machine Transliteration Models. J. Artif. Intell. Res. 27 (2006)
Myung-Seok Choi, Kong Joo Lee, Key-Sun Choi, Gil-Chang Kim
Extracting Partial Parsing Rules from Tree-Annotated Corpus: Toward Deterministic Global Parsing. IEICE Trans. Inf. Syst. (6) (2005)
Jong-Hoon Oh, Key-Sun Choi
Automatic Extraction of English-Korean Translations for Constituents of Technical Terms. IJCNLP (companion) (2005)
Jong-Hoon Oh, Key-Sun Choi
An Ensemble of Grapheme and Phoneme for Machine Transliteration. IJCNLP (2005)
Xinghua Fan, Maosong Sun, Key-Sun Choi, Qin Zhang
Classifying Chinese Texts in Two Steps. IJCNLP (2005)
Myung-Seok Choi, Chul Su Lim, Key-Sun Choi
Automatic Partial Parsing Rule Acquisition Using Decision Tree Induction. IJCNLP (2005)
Jong-Hoon Oh, Key-Sun Choi
Machine Learning Based English-to-Korean Transliteration Using Grapheme and Phoneme Information. IEICE Trans. Inf. Syst. (7) (2005)
Jae-Ho Kim, Jin-Xia Huang, Ha-Yong Jung, Key-Sun Choi
Patent Document Retrieval and Classification at KAIST. NTCIR (2005)
Sun-Mee Bae, Key-Sun Choi
Lexical Analysis of Agglutinative Languages Using a Dictionary of Lemmas and Lexical Transducers. LREC (2004)
Saim Shin, Key-Sun Choi
Automatic clustering of collocation for detecting practical sense boundary. ACL (Poster and Demonstration) (2004)
Kyung-Soon Lee, Kyo Kageura, Key-Sun Choi
Implicit ambiguity resolution using incremental clustering in cross-language information retrieval. Inf. Process. Manag. 40 (1) (2004)
Du-Seong Chang, Key-Sun Choi
Causal Relation Extraction Using Cue Phrase and Lexical Pair Probabilities. IJCNLP (2004)
Key-Sun Choi, Hee-Sook Bae, Wonseok Kang, Juho Lee, Eunhe Kim, Hekyeong Kim, Donghee Kim, Youngbin Song, Hyosik Shin
Korean-Chinese-Japanese Multilingual Wordnet with Shared Semantic Hierarchy. LREC (2004)
Chris Biemann, Saim Shin, Key-Sun Choi
Semiautomatic Extension of CoreNet using a Bootstrapping Mechanism on Corpus-based Co-occurrences. COLING (2004)
Jin-Xia Huang, Sun-Mee Bae, Key-Sun Choi
A Statistical Model for Hangeul-Hanja Conversion in Terminology Domain. SIGHAN@ACL (2004)
Key-Sun Choi
Virtual Linked Lexical Knowledge Base for Causality Reasoning. J. Chin. Lang. Comput. 13 (2003)
Jong-Hoon Oh, Key-Sun Choi
A Statistical Model for Automatic Extraction of Korean Transliterated Foreign Words. Int. J. Comput. Process. Orient. Lang. 16 (1) (2003)
Key-Sun Choi, Jae-Ho Kim, Masaru Miyazaki, Jun Goto, Yeun-Bae Kim
Question-Answering based on virtually integrated lexical knowledge base. IRAL (2003)
Key-Sun Choi
Virtual Linked Lexical Knowledge Base for Causality Reasoning. PACLIC (2003)
Seongyong Kim, Key-Sun Choi, Kong Joo Lee
Automatic Generation of Composite Labels Using Part-of-Speech Tags for Parsing Korean. Int. J. Comput. Process. Orient. Lang. 16 (3) (2003)
Key-Sun Choi, Yeun-Bae Kim
Knowledge Seeking Activities for Content Intelligence. ICADL (2003)
Key-Sun Choi, Hee-Sook Bae
A Korean-Japanese-Chinese Aligned Wordnet with Shared Semantic Hierarchy. ICADL (2003)
Jong-Hoon Oh, Key-Sun Choi
An English-Korean Transliteration Model Using Pronunciation and Contextual Rules. COLING (2002)
Kyung-Soon Lee, Kyo Kageura, Key-Sun Choi
Implicit Ambiguity Resolution Using Incremental Clustering in Korean-to-English Cross-Language Information Retrieval. COLING (2002)
Juho Lee, Koaunghi Un, Hee-Sook Bae, Key-Sun Choi
A Korean Noun Semantic Hierarchy (Wordnet) Construction. PACLIC (2002)
Jong-Hoon Oh, Key-Sun Choi
Word Sense Disambiguation using Static and Dynamic Sense Vectors. COLING (2002)
Kyung-Soon Lee, Jae-Ho Kim, Key-Sun Choi
Answer Extraction by Flexible Matching, Filtering, and Interpretation. PRICAI (2002)
Byung-Ju Kang, Key-Sun Choi
Effective foreign word extraction for Korean information retrieval. Inf. Process. Manag. 38 (1) (2002)
Jae-Ho Kim, In-Ho Kang, Key-Sun Choi
Unsupervised Named Entity Classification Models and their Ensembles. COLING (2002)
Jong-Hoon Oh, Saim Shin, Yong-Seok Choi, Key-Sun Choi
Word Sense Disambiguation with Information Retrieval Technique. LREC (2002)
Kyung-Soon Lee, Do-Wan Kim, Kyo Kageura, Key-Sun Choi
A Workbench for Acquiring Semantic Information and Constructing Dictionary for Compound Noun Analysis. ICADL (2002)
Haeseung Paik, Young-Soo Kang, Key-Sun Choi
Analysis of Linguistic Features for Identifying Information Constituents of a Concept. NLPRS (2001)
Juntae Yoon, Key-Sun Choi, Mansuk Song
A corpus-based approach for Korean nominal compound analysis based on linguistic and statistical information. Nat. Lang. Eng. 7 (3) (2001)
Kyung-Soon Lee, Young-Chan Park, Key-Sun Choi
Re-ranking model based on document clusters. Inf. Process. Manag. 37 (1) (2001)
Byung-Ju Kang, Key-Sun Choi
Two Approaches for the Resolution of Word Mismatch Problem Caused by English Words and Foreign Words in Korean Information Retrieval. Int. J. Comput. Process. Orient. Lang. 14 (2) (2001)
Jong-Hoon Oh, Kyung-Soon Lee, Du-Seong Chang, Chung Won Seo, Key-Sun Choi
TREC-10 Experiments at KAIST: Batch Filtering and Question Answering. TREC (2001)
Chung Won Seo, Key-Sun Choi
Analysis and Reconstrution of Dictionary Definition Units. NLPRS (2001)
Saim Shin, Yong-Seok Choi, Key-Sun Choi
Word Sense Disambiguation Using Vectors of Co-occurrence Information. NLPRS (2001)
Key-Sun Choi
A Korean Language Processing Workbench. NLPRS (2001)

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Publication Activity (10 Years)

Top Topics

Top Venues

Key-Sun Choi