Sitemap
A list of all the posts and pages found on the site. For you robots out there, there is an XML version available for digesting as well.
Pages
Posts
Future Blog Postsss
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Blog Post number 4
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This is a sample blog post. Lorem ipsum I can’t remember the rest of lorem ipsum and don’t have an internet connection right now. Testing testing testing this blog post. Blog posts are cool.
Blog Post number 3
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Blog Post number 2
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Blog Post number 1
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This is a sample blog post. Lorem ipsum I can’t remember the rest of lorem ipsum and don’t have an internet connection right now. Testing testing testing this blog post. Blog posts are cool.
portfolio
Korean Summarization Model for Reading Support
Jul 2021 - Feb 2022, Sogang Univ.
- Developed a Korean summarization model for a reading activity support application using T5.
- Implemented sentence-length-specific Korean summarization model, achieving a patent.
- Yerin Choi, Hyun Eui Hong, Myoung-Wan Koo, Jeongpil Lee. (2021). Republic of Korea. System for summarizing automatically arbitrary sentences (Patent Number: 10-2021-0152256).
Automated Human Transcription Error Detection Framework for Korean ASR Corpus
Sep 2022 - Oct 2022, Sogang Univ.
- Built an automated pipeline for detecting and correcting errors in Korean ASR corpora
- Reduced manual annotation effort while significantly improving data consistency
- Won 1st place in the Data-Centric AI Hackathon hosted by National Information Society Agency (NIA) of Korea
- Won the Best Paper Award in Korea Computer Congress 2023
Lecture Recommendation Chatbot
Jun 2022 - Oct 2022, SK Telecom
- Developed a hybrid chatbot combining task-oriented dialogue and chit-chat for personalized lecture recommendations
- Successfully deployed to SK Telecom internal system for production use
- Won 1st place in SKT AI Fellowship
Persona-specific Chatbot Model
Jun - Jul 2023, SmilegateAI
- Developed a style transfer model for the dialogue tailored to the communication style of women in their 20s.
- Multi-turn dialogue data augmentation
- Deployed real-time chat-bot service
TTS Models for Children’s Reading Support
Mar 2022 - Dec 2023, Sogang Univ.
- Supported by Korean government, “Development of Robot and Contents Supporting Children’s Reading Activities Based on AI”.
- Developed an expressive TTS system for children’s reading activity support robot.
- Implemented discrete code-based architecture with mixer models for natural prosody generation.
Relevant Publications:
• [Interspeech 2023] DC CoMix TTS: An End-to-End Expressive TTS with Discrete Code Collaborated with Mixer
Dialogue-based XAI in Medicine
Mar 2022 - Dec 2023, Sogang Univ.
- Supported by Korean government, “Development of AI Technology that Provides Dialog-Based Multi-Modal Explainability”.
- Developed a diagnosis and explanation system for dysarthric speech to support clinical therapy applications.
Relevant Publications:
• [ICASSP 2024] Inappropriate Pause Detection in Dysarthric Speech Using Large-Scale Speech Recognition
• [SLT 2024] Speech Recognition-based Feature Extraction for Enhanced Automatic Severity Classification in Dysarthric Speech
Multimodal Bias Detection-Mitigation-Explanation
Apr 2025 - Ongoing, KIST
- Supported by Korean government, “Development of self-evolving AI bias detection-correction-explain platform based on international multidisciplinary governance”
- Developing knowledge-grounded evaluation frameworks for bias assessment and mitigation in text-to-image and vision-language models.
- Designing human preference datasets to validate evaluation methods and ensure alignment with diverse perspectives on fairness.
publications
DC CoMix TTS: An End-to-End Expressive TTS with Discrete Code Collaborated with Mixer
Published in Interspeech 2023, 2023
Yerin Choi, Myoung-Wan Koo
Inappropriate Pause Detection in Dysarthric Speech Using Large-Scale Speech Recognition
Published in ICASSP 2024, 2024
Yerin Choi, Jeehyun Lee, Tae-Jin Song, Myoung-Wan Koo
Speech Recognition-based Feature Extraction for Enhanced Automatic Severity Classification in Dysarthric Speech
Published in IEEE Spoken Language Technology Workshop (SLT) 2024, 2024
Yerin Choi, Jeehyun Lee, Myoung-Wan Koo
Knowledge Graphical Representation and Evaluation of Social Perception of Bias in Text-to-Image Models
Published in Workshop on LLMs and KRR for Trustworthy AI @ KR 2025, 2025
Yerin Choi, Seungyeon Ji, Jiwon Kim, Hong Kyu Kim, Kyungjoon Oh, Mi Lim Cheon, Caren Han, Sangwook Yi, Kyungreem Han
talks
Talk 1 on Relevant Topic in Your Field
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Conference Proceeding talk 3 on Relevant Topic in Your Field
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teaching
Teaching experience 1
Undergraduate course, University 1, Department, 2014
This is a description of a teaching experience. You can use markdown like any other post.
Teaching experience 2
Workshop, University 1, Department, 2015
This is a description of a teaching experience. You can use markdown like any other post.