Youngjoong Ko

According to our database, Youngjoong Ko authored at least 91 papers between 2000 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

Two-Step Masked Language Model for Domain-Adapting Multi-Modal Task-Oriented Dialogue Systems.

Youngjae Chang, Youngjoong Ko

IEEE ACM Trans. Audio Speech Lang. Process., 2024

SPACE: Senti-Prompt As Classifying Embedding for sentiment analysis.

Jinyoung Kim, Youngjoong Ko

Pattern Recognit. Lett., 2024

Query-focused summarization with the context-graph information fusion transformer.

Choongwon Park, Youngjoong Ko

Expert Syst. Appl., 2024

Hyper-QKSG: Framework for Automating Query Generation and Knowledge-Snippet Extraction from Tables and Lists.

Dooyoung Kim, Yoonjin Jang, Dongwook Shin, Chanhoon Park, Youngjoong Ko

Proceedings of the 2024 Conference on Empirical Methods in Natural Language Processing: EMNLP 2024, 2024

RAC: Retrieval-augmented Conversation Dataset for Open-domain Question Answering in Conversational Settings.

Bonggeun Choi, JeongJae Park, Yoonsung Kim, Jaehyun Park, Youngjoong Ko

Proceedings of the 2024 Conference on Empirical Methods in Natural Language Processing: EMNLP 2024, 2024

2023

Efficient framework for low-resource abstractive summarization by meta-transfer learning and pointer-generator networks.

Taehun Huh, Youngjoong Ko

Expert Syst. Appl., December, 2023

Dicer: Dialogue-Centric Representation for Knowledge-Grounded Dialogue through Contrastive Learning.

Junhee Cho, Youngjoong Ko

Pattern Recognit. Lett., August, 2023

Enriching the dialogue state tracking model with a asyntactic discourse graph.

Haeun Yu, Youngjoong Ko

Pattern Recognit. Lett., May, 2023

Knowledge graph extension with a pre-trained language model via unified learning method.

Bonggeun Choi, Youngjoong Ko

Knowl. Based Syst., February, 2023

Meta-learning with topic-agnostic representations for zero-shot stance detection.

Kyuri Choi, Youngjoong Ko

Pattern Recognit. Lett., 2023

Graph-based query reformulation system for descriptive queries of jargon words using definitions.

Bosung Kim, Hyewon Choi, Haeun Yu, Youngjoong Ko

Expert Syst. Appl., 2023

Knowledge-grounded dialogue modelling with dialogue-state tracking, domain tracking, and entity extraction.

Taesuk Hong, Junhee Cho, Haeun Yu, Youngjoong Ko, Jungyun Seo

Comput. Speech Lang., 2023

Never Too Late to Learn: Regularizing Gender Bias in Coreference Resolution.

Sunyoung Park, Kyuri Choi, Haeun Yu, Youngjoong Ko

Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, 2023

Topic-Informed Dialogue Summarization using Topic Distribution and Prompt-based Modeling.

Jaeah You, Youngjoong Ko

Proceedings of the Findings of the Association for Computational Linguistics: EMNLP 2023, 2023

2022

Effective fake news video detection using domain knowledge and multimodal data fusion on youtube.

Hyewon Choi, Youngjoong Ko

Pattern Recognit. Lett., 2022

BERT-based response selection in dialogue systems using utterance attention mechanisms.

Yeongjoon Park, Youngjoong Ko, Jungyun Seo

Expert Syst. Appl., 2022

Novel regularization method for the class imbalance problem.

Bosung Kim, Youngjoong Ko, Jungyun Seo

Expert Syst. Appl., 2022

Multitask Fine-Tuning for Passage Re-Ranking Using BM25 and Pseudo Relevance Feedback.

Meoungjun Kim, Youngjoong Ko

IEEE Access, 2022

QSG Transformer: Transformer with Query-Attentive Semantic Graph for Query-Focused Summarization.

Choongwon Park, Youngjoong Ko

Proceedings of the SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11, 2022

Lightweight Meta-Learning for Low-Resource Abstractive Summarization.

Taehun Huh, Youngjoong Ko

Proceedings of the SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11, 2022

2021

Effective fake news detection using graph and summarization techniques.

Gihwan Kim, Youngjoong Ko

Pattern Recognit. Lett., 2021

Parallel sentence extraction to improve cross-language information retrieval from Wikipedia.

Juryong Cheon, Youngjoong Ko

J. Inf. Sci., 2021

Word sense disambiguation based on context selection using knowledge-based word similarity.

Sunjae Kwon, Dongsuk Oh, Youngjoong Ko

Inf. Process. Manag., 2021

Using Adversarial Learning and Biterm Topic Model for an Effective Fake News Video Detection System on Heterogeneous Topics and Short Texts.

Hyewon Choi, Youngjoong Ko

IEEE Access, 2021

MEM-KGC: Masked Entity Model for Knowledge Graph Completion With Pre-Trained Language Model.

Bonggeun Choi, Daesik Jang, Youngjoong Ko

IEEE Access, 2021

Fine-grained Post-training for Improving Retrieval-based Dialogue Systems.

Janghoon Han, Taesuk Hong, Byoungjae Kim, Youngjoong Ko, Jungyun Seo

Proceedings of the 2021 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies, 2021

Graph-based Fake News Detection using a Summarization Technique.

Gihwan Kim, Youngjoong Ko

Proceedings of the 16th Conference of the European Chapter of the Association for Computational Linguistics: Main Volume, 2021

Self-Supervised Learning based on Sentiment Analysis with Word Weight Calculation.

Dongcheol Son, Youngjoong Ko

Proceedings of the CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1, 2021

Self-supervised Fine-tuning for Efficient Passage Re-ranking.

Meoungjun Kim, Youngjoong Ko

Proceedings of the CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1, 2021

Query Reformulation for Descriptive Queries of Jargon Words Using a Knowledge Graph based on a Dictionary.

Bosung Kim, Hyewon Choi, Haeun Yu, Youngjoong Ko

Proceedings of the CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1, 2021

Using Topic Modeling and Adversarial Neural Networks for Fake News Video Detection.

Hyewon Choi, Youngjoong Ko

Proceedings of the CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1, 2021

Commonsense Knowledge Augmentation for Low-Resource Languages via Adversarial Learning.

Bosung Kim, Juae Kim, Youngjoong Ko, Jungyun Seo

Proceedings of the Thirty-Fifth AAAI Conference on Artificial Intelligence, 2021

2020

Simple methods to overcome the limitations of general word representations in natural language processing tasks.

Hongyeon Yu, Jaehyun An, Jeongmin Yoon, Hyemin Kim, Youngjoong Ko

Comput. Speech Lang., 2020

Named-Entity Recognition Using Automatic Construction of Training Data From Social Media Messaging Apps.

Seungwook Lee, Youngjoong Ko

IEEE Access, 2020

Construction of Machine-Labeled Data for Improving Named Entity Recognition by Transfer Learning.

Juae Kim, Youngjoong Ko, Jungyun Seo

IEEE Access, 2020

Multi-Task Learning for Knowledge Graph Completion with Pre-trained Language Models.

Bosung Kim, Taesuk Hong, Youngjoong Ko, Jungyun Seo

Proceedings of the 28th International Conference on Computational Linguistics, 2020

2019

Effective vector representation for the Korean named-entity recognition.

Sunjae Kwon, Youngjoong Ko, Jungyun Seo

Pattern Recognit. Lett., 2019

How to utilize syllable distribution patterns as the input of LSTM for Korean morphological analysis.

Hyemin Kim, Seon Yang, Youngjoong Ko

Pattern Recognit. Lett., 2019

Efficient question classification and retrieval using category information and word embedding on cQA services.

Kyoungman Bae, Youngjoong Ko

J. Intell. Inf. Syst., 2019

Improving question retrieval in community question answering service using dependency relations and question classification.

Kyoungman Bae, Youngjoong Ko

J. Assoc. Inf. Sci. Technol., 2019

Improving Neural Machine Translation by Filtering Synthetic Parallel Data.

Guanghao Xu, Youngjoong Ko, Jungyun Seo

Entropy, 2019

Unsupervised-learning-based keyphrase extraction from a single document by the effective combination of the graph-based model and the modified C-value method.

Hongseon Yeom, Youngjoong Ko, Jungyun Seo

Comput. Speech Lang., 2019

A Bootstrapping Approach With CRF and Deep Learning Models for Improving the Biomedical Named Entity Recognition in Multi-Domains.

Juae Kim, Youngjoong Ko, Jungyun Seo

IEEE Access, 2019

2018

Spoken Language Understanding with a Novel Simultaneous Recognition Technique for Intelligent Personal Assistant Software.

Changsu Lee, Youngjoong Ko

Int. J. Artif. Intell. Tools, 2018

Statistical Text Summarization Using a Category-Based Language Model on a Bootstrapping Framework.

Hyoungil Jeong, Youngjoong Ko, Jungyun Seo

Int. J. Artif. Intell. Tools, 2018

Speech-Act Classification Using Convolutional Neural Network and Word Embedding.

Kyoungman Bae, Youngjoong Ko

Int. J. Artif. Intell. Tools, 2018

Word Sense Disambiguation Based on Word Similarity Calculation Using Word Vector Representation from a Knowledge-based Graph.

Dongsuk O, Sunjae Kwon, Kyungsun Kim, Youngjoong Ko

Proceedings of the 27th International Conference on Computational Linguistics, 2018

2017

How to use negative class information for Naive Bayes classification.

Youngjoong Ko

Inf. Process. Manag., 2017

Speech-Act Classification Using a Convolutional Neural Network Based on POS Tag and Dependency-Relation Bigram Embedding.

Donghyun Yoo, Youngjoong Ko, Jungyun Seo

IEICE Trans. Inf. Syst., 2017

Automatically Extracting Parallel Sentences from Wikipedia Using Sequential Matching of Language Resources.

Juryong Cheon, Youngjoong Ko

IEICE Trans. Inf. Syst., 2017

Improving Question Retrieval in cQA Services Using a Dependency Parser.

Kyoungman Bae, Youngjoong Ko

IEICE Trans. Inf. Syst., 2017

A Method to Generate a Machine-Labeled Data for Biomedical Named Entity Recognition with Various Sub-Domains.

Juae Kim, Sunjae Kwon, Youngjoong Ko, Jungyun Seo

Proceedings of the International Workshop on Digital Disease Detection using Social Media, 2017

A Robust Named-Entity Recognition System Using Syllable Bigram Embedding with Eojeol Prefix Information.

Sunjae Kwon, Youngjoong Ko, Jungyun Seo

Proceedings of the 2017 ACM on Conference on Information and Knowledge Management, 2017

2016

How to Combine Translation Probabilities and Question Expansion for Question Classification in cQA Services.

Kyoungman Bae, Youngjoong Ko

IEICE Trans. Inf. Syst., 2016

How to Improve Text Summarization and Classification by Mutual Cooperation on an Integrated Framework.

Hyoungil Jeong, Youngjoong Ko, Jungyun Seo

Expert Syst. Appl., 2016

2015

New feature weighting approaches for speech-act classification.

Youngjoong Ko

Pattern Recognit. Lett., 2015

A new term-weighting scheme for text classification using the odds of positive and negative class probabilities.

Youngjoong Ko

J. Assoc. Inf. Sci. Technol., 2015

Combining lexical and statistical translation evidence for cross-language information retrieval.

Sungho Kim, Youngjoong Ko, Douglas W. Oard

J. Assoc. Inf. Sci. Technol., 2015

Efficient Keyword Extraction and Text Summarization for Reading Articles on Smart Phone.

Hyoungil Jeong, Youngjoong Ko, Jungyun Seo

Comput. Informatics, 2015

A Simultaneous Recognition Framework for the Spoken Language Understanding Module of Intelligent Personal Assistant Software on Smart Phones.

Changsu Lee, Youngjoong Ko, Jungyun Seo

Proceedings of the 53rd Annual Meeting of the Association for Computational Linguistics and the 7th International Joint Conference on Natural Language Processing of the Asian Federation of Natural Language Processing, 2015

2014

Classifying Korean comparative sentences for comparison analysis.

Seon Yang, Youngjoong Ko

Nat. Lang. Eng., 2014

An Effective Question Expanding Method for Question Classification in cQA services.

Kyoungman Bae, Youngjoong Ko

Proceedings of the 7th Workshop on Ph.D Students, 2014

2013

Hierarchical speech-act classification for discourse analysis.

Sangwoo Kang, Youngjoong Ko, Jungyun Seo

Pattern Recognit. Lett., 2013

A dialogue management system using a corpus-based framework and a dynamic dialogue transition model.

Sangwoo Kang, Youngjoong Ko, Jungyun Seo

AI Commun., 2013

2012

Classifying Mathematical Expressions Written in MathML.

Shinil Kim, Seon Yang, Youngjoong Ko

IEICE Trans. Inf. Syst., 2012

A study of term weighting schemes using class information for text classification.

Youngjoong Ko

Proceedings of the 35th International ACM SIGIR conference on research and development in Information Retrieval, 2012

Mathematical equation retrieval using plain words as a query.

Shinil Kim, Seon Yang, Youngjoong Ko

Proceedings of the 21st ACM International Conference on Information and Knowledge Management, 2012

An effective category classification method based on a language model for question category recommendation on a cQA service.

Kyoungman Bae, Youngjoong Ko

Proceedings of the 21st ACM International Conference on Information and Knowledge Management, 2012

2011

Finding relevant features for Korean comparative sentence extraction.

Seon Yang, Youngjoong Ko

Pattern Recognit. Lett., 2011

Issues and Empirical Results for Improving Text Classification.

Youngjoong Ko, Jungyun Seo

J. Comput. Sci. Eng., 2011

Extracting Comparative Entities and Predicates from Texts Using Comparative Type Classification.

Seon Yang, Youngjoong Ko

Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies, 2011

2009

Text classification from unlabeled documents with bootstrapping and feature projection techniques.

Youngjoong Ko, Jungyun Seo

Inf. Process. Manag., 2009

Extracting Comparative Sentences from Korean Text Documents Using Comparative Lexical Patterns and Machine Learning Techniques.

Seon Yang, Youngjoong Ko

Proceedings of the ACL 2009, 2009

2008

An effective sentence-extraction technique using contextual information and statistical approaches for text summarization.

Youngjoong Ko, Jungyun Seo

Pattern Recognit. Lett., 2008

Pseudo-relevance feedback and statistical query expansion for web snippet generation.

Youngjoong Ko, Hongkuk An, Jungyun Seo

Inf. Process. Lett., 2008

A Plan-Based Dialogue Model Using a Discourse Stack for Intelligent Human-Robot Interface Development.

Sangwoo Kang, Youngjoong Ko, Jungyun Seo

Proceedings of the ALPIT 2008, 2008

2007

Using the revised EM algorithm to remove noisy data for improving the one-against-the-rest method in binary text classification.

Hyoungdong Han, Youngjoong Ko, Jungyun Seo

Inf. Process. Manag., 2007

Using classification techniques for informal requirements in the requirements analysis-supporting system.

Youngjoong Ko, Sooyong Park, Jungyun Seo, Soonhwang Choi

Inf. Softw. Technol., 2007

An effective snippet generation method using the pseudo relevance feedback technique.

Youngjoong Ko, Hongkuk An, Jungyun Seo

Proceedings of the SIGIR 2007: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2007

2006

Using IS-A Relation Patterns for Factoid Questions in Question Answering Systems.

Bojun Shim, Youngjoong Ko, Jungyun Seo

IEICE Trans. Inf. Syst., 2006

2005

Improving Korean Speech Acts Analysis by Using Shrinkage and Discourse Stack.

Kyungsun Kim, Youngjoong Ko, Jungyun Seo

Proceedings of the Natural Language Processing, 2005

Extracting and Utilizing of IS-A Relation Patterns for Question Answering Systems.

Bojun Shim, Youngjoong Ko, Jungyun Seo

Proceedings of the Information Retrieval Technology, 2005

2004

Using the feature projection technique based on a normalized voting method for text classification.

Youngjoong Ko, Jungyun Seo

Inf. Process. Manag., 2004

Improving text categorization using the importance of sentences.

Youngjoong Ko, Jinwoo Park, Jungyun Seo

Inf. Process. Manag., 2004

Automatic Text Summarization Using Two-Step Sentence Extraction.

Wooncheol Jung, Youngjoong Ko, Jungyun Seo

Proceedings of the Information Retrieval Technology, Asia Information Retrieval Symposium, 2004

Learning with Unlabeled Data for Text Categorization Using a Bootstrapping and a Feature Projection Technique.

Youngjoong Ko, Jungyun Seo

Proceedings of the 42nd Annual Meeting of the Association for Computational Linguistics, 2004

2002

Text Categorization using Feature Projections.

Youngjoong Ko, Jungyun Seo

Proceedings of the 19th International Conference on Computational Linguistics, 2002

Automatic Text Categorization using the Importance of Sentences.

Youngjoong Ko, Jinwoo Park, Jungyun Seo

Proceedings of the 19th International Conference on Computational Linguistics, 2002

2001

Named Entity Recognition using Machine Learning Methods and Pattern-Selection Rules.

Choong-Nyoung Seon, Youngjoong Ko, Jeong-Seok Kim, Jungyun Seo

Proceedings of the Sixth Natural Language Processing Pacific Rim Symposium, 2001

2000

Implementation of an efficient requirements-analysis supporting system using similarity measure techniques.

Sooyong Park, Harksoo Kim, Youngjoong Ko, Jungyun Seo

Inf. Softw. Technol., 2000

Automatic Text Categorization by Unsupervised Learning.

Youngjoong Ko, Jungyun Seo

Proceedings of the COLING 2000, 18th International Conference on Computational Linguistics, Proceedings of the Conference, 2 Volumes, July 31, 2000