Youngjoong Ko

Publication Activity (10 Years)

Years Active: 2000-2024
Publications (10 Years): 53

Top Topics

Text Summarization

Vector Representation

Question Classification

Top Venues

Pattern Recognit. Lett.

Expert Syst. Appl.

Publications

Jinyoung Kim, Youngjoong Ko
SPACE: Senti-Prompt As Classifying Embedding for sentiment analysis. Pattern Recognit. Lett. 180 (2024)
Youngjae Chang, Youngjoong Ko
Two-Step Masked Language Model for Domain-Adapting Multi-Modal Task-Oriented Dialogue Systems. IEEE ACM Trans. Audio Speech Lang. Process. 32 (2024)
Choongwon Park, Youngjoong Ko
Query-focused summarization with the context-graph information fusion transformer. Expert Syst. Appl. 241 (2024)
Taehun Huh, Youngjoong Ko
Efficient framework for low-resource abstractive summarization by meta-transfer learning and pointer-generator networks. Expert Syst. Appl. 234 (2023)
Junhee Cho, Youngjoong Ko
Dicer: Dialogue-Centric Representation for Knowledge-Grounded Dialogue through Contrastive Learning. Pattern Recognit. Lett. 172 (2023)
Bonggeun Choi, Youngjoong Ko
Knowledge graph extension with a pre-trained language model via unified learning method. Knowl. Based Syst. 262 (2023)
Haeun Yu, Youngjoong Ko
Enriching the dialogue state tracking model with a asyntactic discourse graph. Pattern Recognit. Lett. 169 (2023)
Kyuri Choi, Youngjoong Ko
Meta-learning with topic-agnostic representations for zero-shot stance detection. Pattern Recognit. Lett. 171 (2023)
Bosung Kim, Hyewon Choi, Haeun Yu, Youngjoong Ko
Graph-based query reformulation system for descriptive queries of jargon words using definitions. Expert Syst. Appl. 214 (2023)
Sunyoung Park, Kyuri Choi, Haeun Yu, Youngjoong Ko
Never Too Late to Learn: Regularizing Gender Bias in Coreference Resolution. WSDM (2023)
Jaeah You, Youngjoong Ko
Topic-Informed Dialogue Summarization using Topic Distribution and Prompt-based Modeling. EMNLP (Findings) (2023)
Taesuk Hong, Junhee Cho, Haeun Yu, Youngjoong Ko, Jungyun Seo
Knowledge-grounded dialogue modelling with dialogue-state tracking, domain tracking, and entity extraction. Comput. Speech Lang. 78 (2023)
Taehun Huh, Youngjoong Ko
Lightweight Meta-Learning for Low-Resource Abstractive Summarization. SIGIR (2022)
Choongwon Park, Youngjoong Ko
QSG Transformer: Transformer with Query-Attentive Semantic Graph for Query-Focused Summarization. SIGIR (2022)
Hyewon Choi, Youngjoong Ko
Effective fake news video detection using domain knowledge and multimodal data fusion on youtube. Pattern Recognit. Lett. 154 (2022)
Meoungjun Kim, Youngjoong Ko
Multitask Fine-Tuning for Passage Re-Ranking Using BM25 and Pseudo Relevance Feedback. IEEE Access 10 (2022)
Bosung Kim, Youngjoong Ko, Jungyun Seo
Novel regularization method for the class imbalance problem. Expert Syst. Appl. 188 (2022)
Yeongjoon Park, Youngjoong Ko, Jungyun Seo
BERT-based response selection in dialogue systems using utterance attention mechanisms. Expert Syst. Appl. 209 (2022)
Hyewon Choi, Youngjoong Ko
Using Topic Modeling and Adversarial Neural Networks for Fake News Video Detection. CIKM (2021)
Bosung Kim, Hyewon Choi, Haeun Yu, Youngjoong Ko
Query Reformulation for Descriptive Queries of Jargon Words Using a Knowledge Graph based on a Dictionary. CIKM (2021)
Hyewon Choi, Youngjoong Ko
Using Adversarial Learning and Biterm Topic Model for an Effective Fake News Video Detection System on Heterogeneous Topics and Short Texts. IEEE Access 9 (2021)
Gihwan Kim, Youngjoong Ko
Effective fake news detection using graph and summarization techniques. Pattern Recognit. Lett. 151 (2021)
Bosung Kim, Juae Kim, Youngjoong Ko, Jungyun Seo
Commonsense Knowledge Augmentation for Low-Resource Languages via Adversarial Learning. AAAI (2021)
Meoungjun Kim, Youngjoong Ko
Self-supervised Fine-tuning for Efficient Passage Re-ranking. CIKM (2021)
Sunjae Kwon, Dongsuk Oh, Youngjoong Ko
Word sense disambiguation based on context selection using knowledge-based word similarity. Inf. Process. Manag. 58 (4) (2021)
Juryong Cheon, Youngjoong Ko
Parallel sentence extraction to improve cross-language information retrieval from Wikipedia. J. Inf. Sci. 47 (2) (2021)
Bonggeun Choi, Daesik Jang, Youngjoong Ko
MEM-KGC: Masked Entity Model for Knowledge Graph Completion With Pre-Trained Language Model. IEEE Access 9 (2021)
Dongcheol Son, Youngjoong Ko
Self-Supervised Learning based on Sentiment Analysis with Word Weight Calculation. CIKM (2021)
Janghoon Han, Taesuk Hong, Byoungjae Kim, Youngjoong Ko, Jungyun Seo
Fine-grained Post-training for Improving Retrieval-based Dialogue Systems. NAACL-HLT (2021)
Gihwan Kim, Youngjoong Ko
Graph-based Fake News Detection using a Summarization Technique. EACL (2021)
Juae Kim, Youngjoong Ko, Jungyun Seo
Construction of Machine-Labeled Data for Improving Named Entity Recognition by Transfer Learning. IEEE Access 8 (2020)
Seungwook Lee, Youngjoong Ko
Named-Entity Recognition Using Automatic Construction of Training Data From Social Media Messaging Apps. IEEE Access 8 (2020)
Hongyeon Yu, Jaehyun An, Jeongmin Yoon, Hyemin Kim, Youngjoong Ko
Simple methods to overcome the limitations of general word representations in natural language processing tasks. Comput. Speech Lang. 59 (2020)
Bosung Kim, Taesuk Hong, Youngjoong Ko, Jungyun Seo
Multi-Task Learning for Knowledge Graph Completion with Pre-trained Language Models. COLING (2020)
Juae Kim, Youngjoong Ko, Jungyun Seo
A Bootstrapping Approach With CRF and Deep Learning Models for Improving the Biomedical Named Entity Recognition in Multi-Domains. IEEE Access 7 (2019)
Hongseon Yeom, Youngjoong Ko, Jungyun Seo
Unsupervised-learning-based keyphrase extraction from a single document by the effective combination of the graph-based model and the modified C-value method. Comput. Speech Lang. 58 (2019)
Hyemin Kim, Seon Yang, Youngjoong Ko
How to utilize syllable distribution patterns as the input of LSTM for Korean morphological analysis. Pattern Recognit. Lett. 120 (2019)
Kyoungman Bae, Youngjoong Ko
Efficient question classification and retrieval using category information and word embedding on cQA services. J. Intell. Inf. Syst. 53 (1) (2019)
Sunjae Kwon, Youngjoong Ko, Jungyun Seo
Effective vector representation for the Korean named-entity recognition. Pattern Recognit. Lett. 117 (2019)
Guanghao Xu, Youngjoong Ko, Jungyun Seo
Improving Neural Machine Translation by Filtering Synthetic Parallel Data. Entropy 21 (12) (2019)
Kyoungman Bae, Youngjoong Ko
Improving question retrieval in community question answering service using dependency relations and question classification. J. Assoc. Inf. Sci. Technol. 70 (11) (2019)
Changsu Lee, Youngjoong Ko
Spoken Language Understanding with a Novel Simultaneous Recognition Technique for Intelligent Personal Assistant Software. Int. J. Artif. Intell. Tools 27 (3) (2018)
Kyoungman Bae, Youngjoong Ko
Speech-Act Classification Using Convolutional Neural Network and Word Embedding. Int. J. Artif. Intell. Tools 27 (6) (2018)
Dongsuk O, Sunjae Kwon, Kyungsun Kim, Youngjoong Ko
Word Sense Disambiguation Based on Word Similarity Calculation Using Word Vector Representation from a Knowledge-based Graph. COLING (2018)
Hyoungil Jeong, Youngjoong Ko, Jungyun Seo
Statistical Text Summarization Using a Category-Based Language Model on a Bootstrapping Framework. Int. J. Artif. Intell. Tools 27 (3) (2018)
Juryong Cheon, Youngjoong Ko
Automatically Extracting Parallel Sentences from Wikipedia Using Sequential Matching of Language Resources. IEICE Trans. Inf. Syst. (2) (2017)
Sunjae Kwon, Youngjoong Ko, Jungyun Seo
A Robust Named-Entity Recognition System Using Syllable Bigram Embedding with Eojeol Prefix Information. CIKM (2017)
Juae Kim, Sunjae Kwon, Youngjoong Ko, Jungyun Seo
A Method to Generate a Machine-Labeled Data for Biomedical Named Entity Recognition with Various Sub-Domains. DDDSM@IJCNLP (2017)
Donghyun Yoo, Youngjoong Ko, Jungyun Seo
Speech-Act Classification Using a Convolutional Neural Network Based on POS Tag and Dependency-Relation Bigram Embedding. IEICE Trans. Inf. Syst. (12) (2017)
Youngjoong Ko
How to use negative class information for Naive Bayes classification. Inf. Process. Manag. 53 (6) (2017)
Kyoungman Bae, Youngjoong Ko
Improving Question Retrieval in cQA Services Using a Dependency Parser. IEICE Trans. Inf. Syst. (4) (2017)
Kyoungman Bae, Youngjoong Ko
How to Combine Translation Probabilities and Question Expansion for Question Classification in cQA Services. IEICE Trans. Inf. Syst. (4) (2016)
Hyoungil Jeong, Youngjoong Ko, Jungyun Seo
How to Improve Text Summarization and Classification by Mutual Cooperation on an Integrated Framework. Expert Syst. Appl. 60 (2016)
Youngjoong Ko
New feature weighting approaches for speech-act classification. Pattern Recognit. Lett. 51 (2015)
Youngjoong Ko
A new term-weighting scheme for text classification using the odds of positive and negative class probabilities. J. Assoc. Inf. Sci. Technol. 66 (12) (2015)
Hyoungil Jeong, Youngjoong Ko, Jungyun Seo
Efficient Keyword Extraction and Text Summarization for Reading Articles on Smart Phone. Comput. Informatics 34 (4) (2015)
Changsu Lee, Youngjoong Ko, Jungyun Seo
A Simultaneous Recognition Framework for the Spoken Language Understanding Module of Intelligent Personal Assistant Software on Smart Phones. ACL (2) (2015)
Sungho Kim, Youngjoong Ko, Douglas W. Oard
Combining lexical and statistical translation evidence for cross-language information retrieval. J. Assoc. Inf. Sci. Technol. 66 (1) (2015)
Kyoungman Bae, Youngjoong Ko
An Effective Question Expanding Method for Question Classification in cQA services. PIKM@CIKM (2014)
Seon Yang, Youngjoong Ko
Classifying Korean comparative sentences for comparison analysis. Nat. Lang. Eng. 20 (4) (2014)
Sangwoo Kang, Youngjoong Ko, Jungyun Seo
Hierarchical speech-act classification for discourse analysis. Pattern Recognit. Lett. 34 (10) (2013)
Sangwoo Kang, Youngjoong Ko, Jungyun Seo
A dialogue management system using a corpus-based framework and a dynamic dialogue transition model. AI Commun. 26 (2) (2013)
Shinil Kim, Seon Yang, Youngjoong Ko
Mathematical equation retrieval using plain words as a query. CIKM (2012)
Kyoungman Bae, Youngjoong Ko
An effective category classification method based on a language model for question category recommendation on a cQA service. CIKM (2012)
Youngjoong Ko
A study of term weighting schemes using class information for text classification. SIGIR (2012)
Shinil Kim, Seon Yang, Youngjoong Ko
Classifying Mathematical Expressions Written in MathML. IEICE Trans. Inf. Syst. (10) (2012)
Youngjoong Ko, Jungyun Seo
Issues and Empirical Results for Improving Text Classification. J. Comput. Sci. Eng. 5 (2) (2011)
Seon Yang, Youngjoong Ko
Finding relevant features for Korean comparative sentence extraction. Pattern Recognit. Lett. 32 (2) (2011)
Seon Yang, Youngjoong Ko
Extracting Comparative Entities and Predicates from Texts Using Comparative Type Classification. ACL (2011)
Seon Yang, Youngjoong Ko
Extracting Comparative Sentences from Korean Text Documents Using Comparative Lexical Patterns and Machine Learning Techniques. ACL/IJCNLP (2) (2009)
Youngjoong Ko, Jungyun Seo
Text classification from unlabeled documents with bootstrapping and feature projection techniques. Inf. Process. Manag. 45 (1) (2009)
Youngjoong Ko, Jungyun Seo
An effective sentence-extraction technique using contextual information and statistical approaches for text summarization. Pattern Recognit. Lett. 29 (9) (2008)
Sangwoo Kang, Youngjoong Ko, Jungyun Seo
A Plan-Based Dialogue Model Using a Discourse Stack for Intelligent Human-Robot Interface Development. ALPIT (2008)
Youngjoong Ko, Hongkuk An, Jungyun Seo
Pseudo-relevance feedback and statistical query expansion for web snippet generation. Inf. Process. Lett. 109 (1) (2008)
Hyoungdong Han, Youngjoong Ko, Jungyun Seo
Using the revised EM algorithm to remove noisy data for improving the one-against-the-rest method in binary text classification. Inf. Process. Manag. 43 (5) (2007)
Youngjoong Ko, Hongkuk An, Jungyun Seo
An effective snippet generation method using the pseudo relevance feedback technique. SIGIR (2007)
Youngjoong Ko, Sooyong Park, Jungyun Seo, Soonhwang Choi
Using classification techniques for informal requirements in the requirements analysis-supporting system. Inf. Softw. Technol. 49 (11-12) (2007)
Bojun Shim, Youngjoong Ko, Jungyun Seo
Using IS-A Relation Patterns for Factoid Questions in Question Answering Systems. IEICE Trans. Inf. Syst. (12) (2006)
Bojun Shim, Youngjoong Ko, Jungyun Seo
Extracting and Utilizing of IS-A Relation Patterns for Question Answering Systems. AIRS (2005)
Kyungsun Kim, Youngjoong Ko, Jungyun Seo
Improving Korean Speech Acts Analysis by Using Shrinkage and Discourse Stack. IJCNLP (2005)
Youngjoong Ko, Jinwoo Park, Jungyun Seo
Improving text categorization using the importance of sentences. Inf. Process. Manag. 40 (1) (2004)
Youngjoong Ko, Jungyun Seo
Learning with Unlabeled Data for Text Categorization Using a Bootstrapping and a Feature Projection Technique. ACL (2004)
Youngjoong Ko, Jungyun Seo
Using the feature projection technique based on a normalized voting method for text classification. Inf. Process. Manag. 40 (2) (2004)
Wooncheol Jung, Youngjoong Ko, Jungyun Seo
Automatic Text Summarization Using Two-Step Sentence Extraction. AIRS (2004)
Youngjoong Ko, Jungyun Seo
Text Categorization using Feature Projections. COLING (2002)
Youngjoong Ko, Jinwoo Park, Jungyun Seo
Automatic Text Categorization using the Importance of Sentences. COLING (2002)
Choong-Nyoung Seon, Youngjoong Ko, Jeong-Seok Kim, Jungyun Seo
Named Entity Recognition using Machine Learning Methods and Pattern-Selection Rules. NLPRS (2001)
Sooyong Park, Harksoo Kim, Youngjoong Ko, Jungyun Seo
Implementation of an efficient requirements-analysis supporting system using similarity measure techniques. Inf. Softw. Technol. 42 (6) (2000)
Youngjoong Ko, Jungyun Seo
Automatic Text Categorization by Unsupervised Learning. COLING (2000)