David Seunghyun Yoon

Academic Activities

• Service:
  Program Committee, NAACL (since 2019), ACL (since 2020), EMNLP (since 2019), AACL (since 2020), EACL (since 2021), COLING (since 2022), LREC (since 2023), ARR (since 2022)
  Program Committee, AAAI (since 2020), WWW (since 2021), INTERSPEECH (2019), ICLR (since 2023)
  Journal Reviewer, Information Processing and Management, 2020
  Journal Reviewer, IEEE Signal Processing Letters, 2020
  
  
• Invited Talks:
  Capability of Vision and Language Model for "AI for Social Good, Seoul National University., Dec. 2024
  Vision and Language Representation with LLM for Multimodal Understanding, Chung-Ang University., Sep. 2024
  Robust Textual Representation for Text and Multimodal Understanding, Dongguk University., Mar. 2024
  Learning Text Representation for NLP Application, Seoul National Univ., Aug. 2023
  Pretrained Language Model and Semantic Textual Understanding, SKKU, Sep. 2022
  Semantic Textual Understanding for Information Retrieval, Seoul National Univ., Aug. 2022
  Mutimodal Evaluation Metric and Image Captioning Model, Korea Univ., Dec. 2021
  Recent Advancements in NLP for QA, LM, and Evaluation Metric, Dongguk Univ., Sep. 2020
  Understanding Long Texts for Question Answering System Using DNN, KAIST/IBS, Jul. 2020
  Question Answering System for Long Text, Adobe Research (San Jose, CA, US), Dec. 2019
  Question Answering System and Multimodal Speech Emotion Recognition, DEEPEST, Aug. 2019
  Research in Natural Language Processing, NVIDIA AI Conference, Jul. 2019
  Question Answering for Short Answer, Adobe Research (San Jose, CA, US), Dec. 2018
  QA-pair ranking algorithm and its applications, NAVER, Aug. 2018
  Learning to Rank Question-Answer Pairs, PyTorch KR, Jun. 2018
  Advancement of the Neural Dialogue Model, Fast campus, Jul. 2018
  
  
• Teaching Assistant:
  Programming Methodology, Seoul National University, Spring 2018
  Machine Learning, Seoul National University, Fall 2015
  Lab. Sentiment Analysis, BigCamp (Big Data Academy), Big Data Institute, 2016-2019
  
  

Professional Experiences

• NLP Research Scientist: Adobe Research (San Jose, CA, US), 2020-present
• Staff Engineer: Samsung Research (Seoul, KR), 2006-2017
• Representative of employees: Samsung Electronics (Seoul, KR), 2012-2014
• Trainer of Global New Employee Course: Samsung Electronics (Seoul, KR), Spring 2011

Publications

[2025]

1. From Selection to Generation: A Survey of LLM-based Active Learning [pdf]
   Yu Xia, Subhojyoti Mukherjee, Zhouhang Xie, Junda Wu, Xintong Li, Ryan Aponte, Hanjia Lyu, Joe Barrow, Hongjie Chen, Franck Dernoncourt, Branislav Kveton, Tong Yu, Ruiyi Zhang, Jiuxiang Gu, Nesreen K. Ahmed, Yu Wang, Xiang Chen, Hanieh Deilamsalehy, Sungchul Kim, Zhengmian Hu, Yue Zhao, Nedim Lipka, Seunghyun Yoon, Ting-Hao Kenneth Huang, Zichao Wang, Puneet Mathur, Soumyabrata Pal, Koyel Mukherjee, Zhehao Zhang, Namyong Park, Thien Huu Nguyen, Jiebo Luo, Ryan A. Rossi, Julian McAuley
   ACL 2025

2. Hypothetical Documents or Knowledge Leakage? Rethinking LLM-based Query Expansion [pdf]
   Yejun Yoon, Jaeyoon Jung, Seunghyun Yoon, Kunwoo Park
   ACL 2025 Findings

3. Click, Type, Repeat: A Comprehensive Survey on GUI Agents [pdf]
   Dang Nguyen, Jian Chen, Yu Wang, Gang Wu, Namyong Park, Zhengmian Hu, Hanjia Lyu, Junda Wu, Ryan Aponte, Yu Xia, Xintong Li, Jing Shi, Hongjie Chen, Viet Dac Lai, Zhouhang Xie, Sungchul Kim, Ruiyi Zhang, Tong Yu, Mehrab Tanjim, Nesreen K. Ahmed, Puneet Mathur, Seunghyun Yoon, Lina Yao, Branislav Kveton, Jihyung Kil, Thien Huu Nguyen, Trung Bui, Tianyi Zhou, Ryan A. Rossi, Franck Dernoncourt
   ACL 2025 Findings

4. Toward Robust Hyper-Detailed Image Captioning: A Multiagent Approach and Dual Evaluation Metrics for Factuality and Coverage [pdf] [code] [data]
   Saehyung Lee, Seunghyun Yoon, Trung Bui, Jing Shi, Sungroh Yoon
   ICML 2025

5. NoLiMa: Long-Context Evaluation Beyond Literal Matching [pdf] [code]
   Ali Modarressi, Hanieh Deilamsalehy, Franck Dernoncourt, Trung Bui, Ryan A. Rossi, Seunghyun Yoon, Hinrich Schuetze
   ICML 2025

6. Generating Diverse Hypotheses for Inductive Reasoning [pdf]
   (oral presentation)
   Kang-il Lee, Hyukhun Koh, Dongryeol Lee, Seunghyun Yoon, Minsung Kim, Kyomin Jung
   NAACL 2025

7. CORG: Generating Answers from Complex, Interrelated Contexts [pdf] [code]
   Hyunji Lee, Franck Dernoncourt, Trung Bui, Seunghyun Yoon
   NAACL 2025

8. VLind-Bench: Measuring Language Priors in Large Vision-Language Models [pdf] [code] [data]
   Kang-il Lee, Minbeom Kim, Seunghyun Yoon, Minsung Kim, Dongryeol Lee, Hyukhun Koh, Kyomin Jung
   NAACL 2025 Findings

9. Text2Relight: Creative Portrait Relighting with Text Guidance [pdf]
   Junuk Cha, Mengwei Ren, Krishna Kumar Singh, He Zhang, Yannick Hold-Geoffroy, Seunghyun Yoon, HyunJoon Jung, Jae Shin Yoon, Seungryul Baek
   AAAI 2025

10. Domain-specific Question Answering with Hybrid Search [pdf]
    Dewang Sultania, Zhaoyu Lu, Twisha Naik, Franck Dernoncourt, Seunghyun Yoon, Sanat Sharma, Trung Bui, Ashok Gupta, Tushar Vatsa, Suhas Suresha, Ishita Verma, Vibha Belavadi, Cheng Chen, Michael Friedrich
    AAAI 2025 Workshop Document Understanding and Intelligence

[2024]

11. HerO at AVeriTeC: The Herd of Open Large Language Models for Verifying Real-World Claims [pdf] [code]
    (2nd place / 1st place among open source)
    Yejun Yoon, Jaeyoon Jung, Seunghyun Yoon, Kunwoo Park
    EMNLP 2024 Workshop FEVER

12. PDFTriage: Question Answering over Long, Structured Documents [pdf]
    Jon Saad-Falcon, Joe Barrow, Alexa Siu, Ani Nenkova, Seunghyun Yoon, Ryan A. Rossi, Franck Dernoncourt
    EMNLP 2024 Industry

13. FIZZ: Factual Inconsistency Detection by Zoom-in Summary and Zoom-out Document [pdf]
    Joonho Yang, Seunghyun Yoon, Byeongjeong Kim, Hwanhee Lee
    EMNLP 2024

14. Towards Enhancing Coherence in Extractive Summarization: Dataset and Experiments with LLMs [pdf]
    Mihir Parmar, Hanieh Deilamsalehy, Franck Dernoncourt, Seunghyun Yoon, Ryan A. Rossi, Trung Bui
    EMNLP 2024

15. A New Framework for Evaluating Faithfulness of Video Moment Retrieval against Multiple Distractors [pdf] [code]
    Nakyeong Yang, Minsung Kim, Seunghyun Yoon, Joongbo Shin, Kyomin Jung
    CIKM 2024

16. Identifying Speakers in Dialogue Transcripts: A Text-based Approach Using Pretrained Language Models [pdf]
    Van Minh Nguyen, Franck Dernoncourt, Seunghyun Yoon, Hanieh Deilamsalehy, Hao Tan, Ryan Rossi, Quan Hung Tran, Trung Bui, Thien Nguyen
    INTERSPEECH 2024

17. Assessing News Thumbnail Representativeness: Counterfactual text can enhance the cross-modal matching ability [pdf] [code]
    Yejun Yoon, Seunghyun Yoon, Kunwoo Park
    ACL 2024 Findings

18. Multi-hop Database Reasoning with Virtual Knowledge Graph [pdf]
    Juhee Son, Yeon Seonwoo, Alice Oh, James Thorne, Seunghyun Yoon
    ACL 2024 Workshop KaLLM

19. KaPQA: Knowledge-Augmented Product Question-Answering [pdf]
    Swetha Eppalapally, Daksh Dangi, Chaithra Bhat, Ankita Gupta, Ruiyi Zhang, Karishma Bagga, Seunghyun Yoon, Nedim Lipka, Ryan A. Rossi, Franck Dernoncourt
    ACL 2024 Workshop KnowledgeNLP

20. Multilingual Sentence-Level Semantic Search using Meta-Distillation Learning [pdf]
    Meryem M'hamdi, Jonathan May, Franck Dernoncourt, Trung Bui, Seunghyun Yoon
    SIGIR 2024

21. PEEB: Part-based Bird Classifiers with an Explainable and Editable Language Bottleneck [pdf]
    Thang M. Pham, Peijie Chen, Tin Nguyen, Seunghyun Yoon, Trung Bui, Anh Nguyen
    NAACL 2024 Findings

22. Scaling Up Video Summarization Pretraining with Large Language Models [pdf]
    Dawit Mureja Argaw, Seunghyun Yoon, Fabian Caba Heilbron, Hanieh Deilamsalehy, Trung Bui, Zhaowen Wang, Franck Dernoncourt, Joon Son Chung
    CVPR 2024

23. Fine-tuning CLIP Text Encoders with Two-step Paraphrasing [pdf]
    Hyunjae Kim, Seunghyun Yoon, Trung Bui, Handong Zhao, Quan Tran, Franck Dernoncourt, Jaewoo Kang
    EACL 2024 Findings

24. Retrieval Augmented Generation for Domain-specific Question [pdf]
    Sanat Sharma, Seunghyun Yoon, Franck Dernoncourt, Dewang Sultania, Karishma Bagga, Mengjiao Zhang, Trung Bui, Varun Kotte
    AAAI 2024 Workshop SDU

25. Multi-Modal Video Topic Segmentation with Dual-Contrastive Domain Adaptation [pdf]
    Linzi Xing, Quan Tran, Fabian Caba Heilbron, Franck Dernoncourt, Seunghyun Yoon, Zhaowen Wang, Trung Bui, Giuseppe Carenini
    Multimedia Modelling 2024

[2023]

26. Aspect-based Meeting Transcript Summarization: A Two-Stage Approach with Weak Supervision on Sentence Classification [pdf]
    Zhongfen Deng, Seunghyun Yoon, Trung Bui, Franck Dernoncourt, Quan Tran, Shuaiqi Liu, Wenting Zhao, Tao Zhang, Yibo Wang, Philip Yu
    IEEE BigData 2023

27. Perturbation Robust Metric for Multi-Lingual Image Captioning [pdf]
    Yongil Kim, Yerin Hwang, Hyeongu Yun, Seunghyun Yoon, Trung Bui, Kyomin Jung
    EMNLP 2023 Findings

28. Moment Detection in Long Tutorial Videos [pdf] [code]
    Ioana Croitoru, Simion-Vlad Bogolin, Samuel Albanie, Yang Liu, Zhaowen Wang, Seunghyun Yoon, Franck Dernoncourt, Hailin Jin, Trung Bui
    ICCV 2023

29. Boosting Punctuation Restoration with Data Generation and Reinforcement Learning [pdf]
    Viet Lai, Abel Salinas, Hao Tan, Trung Bui, Quan Tran, Seunghyun Yoon, Hanieh Deilamsalehy, Franck Dernoncourt, Thien Nguyen
    INTERSPEECH 2023

30. Automatic Creation of Named Entity Recognition Datasets by Querying Phrase Representations [pdf]
    Hhynjae Kim, Jaehyo Yoo, Seunghyun Yoon, Jaewoo Kang
    ACL 2023

31. MEETINGQA: Extractive Question-Answering on Meeting Transcripts [pdf]
    Archiki Prasad, Trung Bui, Seunghyun Yoon, Hanieh Deilamsalehy, Franck Dernoncourt, Mohit Bansal
    ACL 2023

32. PiC: A Phrase-in-Context Dataset for Phrase Understanding and Semantic Search [pdf] [page]
    Thang M. Pham, Seunghyun Yoon, Trung Bu, Anh Nguyeng
    EACL 2023

[2022]

33. Factual Error Correction for Abstractive Summaries Using Entity Retrieval [pdf]
    Hwanhee Lee, Cheoneum Park, Seunghyun Yoon, Trung Bu, Franck Dernoncourt, Juae Kim, Kyomin Jung
    EMNLP 2022 Workshop GEM

34. Improving cross-modal attention via object detection [pdf]
    Yongil Kim, Yerin Hwang, Seunghyun Yoon, Hyeongu Yun, Kyomin Jung
    NeurIPS 2022 Workshop All Things Attention

35. Simple Questions Generate Named Entity Recognition Datasets [pdf] [code]
    Hyunjae Kim, Jaehyo Yoo, Seunghyun Yoon, Jinhyuk Lee, Jaewoo Kang
    EMNLP 2022

36. Virtual Knowledge Graph Construction for Zero-Shot Domain-Specific Document Retrieval [pdf]
    Yeon Seonwoo, Seunghyun Yoon, Franck Dernoncourt, Trung Bui, Alice Oh
    COLING 2022

37. Medical Question Understanding and Answering with Knowledge Grounding and Semantic Self-Supervision [pdf]
    Khalil Mrini, Harpreet Singh, Franck Dernoncourt, Seunghyun Yoon, Trung Bui, Walter W. Chang, Emilia Farcas, Ndapa Nakashole
    COLING 2022

38. Offensive Content Detection Via Synthetic Code-Switched Text [pdf]
    Cesa Salaam, Franck Dernoncourt, Trung Bui, Seunghyun Yoon
    COLING 2022

39. Keyphrase Prediction from Video Transcripts: New Dataset and Directions [pdf]
    Amir Pouran Ben Veyseh, Quan Tran, Seunghyun Yoon, Varun Manjunatha, Hanieh Deilamsalehy, Rajiv Jain, Trung Bui, Walter W. Chang, Franck Dernoncourt, Thien Huu Nguyen
    COLING 2022

40. MACRONYM: A Large-Scale Dataset for Multilingual and Multi-Domain Acronym Extraction [pdf]
    Amir Pouran Ben Veyseh, Nicole Meister, Seunghyun Yoon, Rajiv Jain, Franck Dernoncourt, Thien Huu Nguyen
    COLING 2022

41. Fine-grained Image Captioning with CLIP Reward [pdf] [code] [demo]
    Jaemin Cho, Seunghyun Yoon, Ajinkya Kale, Franck Dernoncourt, Trung Bui, M Bansal
    NAACL 2022 Findings

42. Multimodal Intent Discovery from Livestream Videos [pdf] [code]
    Adyasha Maharana, Quan Tran, Seunghyun Yoon, Franck Dernoncourt, Trung Bui, Walter Chang, M Bansal
    NAACL Findings 2022

43. How does fake news use a thumbnail? CLIP-based Multimodal Detection on the Unrepresentative News Image [pdf] [code]
    Hyewon Choi, Yejun Yoon, Seunghyun Yoon, Kunwoo Park
    ACL CONSTRAINT 2022

44. CAISE: Conversational Agent for Image Search and Editing [pdf] [code]
    Hyounghun Kim, Doo Soon Kim, Seunghyun Yoon, Franck Dernoncourt, Trung Bui, Mohit Bansal
    AAAI 2022

[2021]

45. Few-Shot Intent Detection via Contrastive Pre-Training and Fine-Tuning [pdf]
    J Zhang, T Bui, S Yoon, X Chen, Z Liu, C Xia, QH Tran, W Chang, P Yue
    EMNLP 2021

46. QACE: Asking Questions to Evaluate an Image Caption [pdf] [code]
    H Lee, T Scialom, S Yoon, F Dernoncourt, K Jung
    EMNLP 2021 Findings

47. A Gradually Soft Multi-Task and Data-Augmented Approach to Medical Question Understanding [pdf]
    K Mrini, F Dernoncourt, S Yoon, T Bui, W Chang, E Farcas, N Nakashole
    ACL 2021

48. UMIC: An Unreferenced Metric for Image Captioning via Contrastive Learning [pdf] [code]
    H Lee, S Yoon, F Dernoncourt, T Bui, K Jung
    ACL 2021

49. UCSD-Adobe at MEDIQA 2021: Transfer Learning and Answer Sentence Selection for Medical Summarization [pdf]
    K Mrini, F Dernoncourt, S Yoon, T Bui, W Chang, E Farcas, N Nakashole
    NAACL 2021 Workshop BioNLP

50. KPQA: A Metric for Generative Question Answering Using Keyphrase Weights [pdf] [code]
    H Lee, S Yoon, F Dernoncourt, DS Kim, T Bui, J Shin, K Jung
    NAACL 2021

51. Learning to Detect Incongruence in News Headline and Body Text via a Graph Neural Network [pdf] [code]
    (SCI, IF=3.745)
    S Yoon*, K Park*, M Lee, T Kim, M Cha, K Jung
    IEEE Access 2021

[2020]

52. Collaborative Training of GANs in Continuous and Discrete Spaces for Text Generation [pdf]
    (SCI, IF=3.745)
    Y Kim, S Won, S Yoon, K Jung
    IEEE Access 2020

53. ViLBERTScore: Evaluating Image Caption Using Vision-and-Language BERT [pdf] [code]
    H Lee, S Yoon, F Dernoncourt, DS Kim, T Bui, K Jung
    EMNLP 2020 Workshop Eval4NLP

54. Multimodal Speech Emotion Recognition using Cross Attention with Aligned Audio and Text [pdf]
    Y Lee, S Yoon, K Jung
    INTERSPEECH 2020

55. Fast and Accurate Deep Bidirectional Language Representations for Unsupervised Learning [pdf]
    J Shin, Y Lee, S Yoon, K Jung
    ACL 2020

56. Propagate-Selector: Detecting Supporting Sentences for Question Answering via Graph Neural Networks [pdf] [code]
    S Yoon, F Dernoncourt, DS Kim, T Bui, K Jung
    LREC 2020

57. Drug-disease Graph: Predicting Adverse Drug Reaction Signals via Graph Neural Network with Clinical Data [pdf] [slide]
    (oral presentation)
    H Kwak, M Lee, S Yoon, J Chang, S Park, K Jung
    PAKDD 2020

58. DSTC8-AVSD: Multimodal Semantic Transformer Network with Retrieval Style Word Generator [pdf]
    H Lee, S Yoon, F Dernoncourt, DS Kim, T Bui, K Jung
    AAAI 2020 Workshop DSTC8

59. Comparative Studies on Machine Learning for Paralinguistic Signal Compression and Classification [pdf]
    (SCI, IF=2.157)
    S Byun*, S Yoon*, K Jung
    Journal of Supercomputing 2020

60. Attentive Modality Hopping Mechanism for Speech Emotion Recognition [pdf] [code] [slide]
    (oral presentation)
    S Yoon, S Dey, H Lee, K Jung
    IEEE ICASSP 2020

61. BaitWatcher: A lightweight web interface for the detection of incongruent news headlines [pdf] [book]
    K Park, T Kim, S Yoon, M Cha, K Jung
    Disinformation, Misinformation, and Fake News in Social Media-Emerging Research Challenges and Opportunities, Springer 2020

[2019]

62. A Compare-Aggregate Model with Latent Clustering for Answer Selection [pdf] [slide] [poster]
    (oral presentation)
    S Yoon, F Dernoncourt, DS Kim, T Bui, K Jung
    CIKM 2019

63. Surf at MEDIQA 2019: Improving Performance of Natural Language Inference in the Clinical Domain by Adopting Pre-trained Language Model [pdf]
    J Nam, S Yoon, K Jung
    ACL 2019 Workshop BioNLP

64. Speech Emotion Recognition Using Multi-hop Attention Mechanism [pdf] [slide]
    (oral presentation)
    S Yoon, S Byun, S Dey, K Jung
    IEEE ICASSP 2019

65. Neural Networks for Compressing and Classifying Speaker-Independent Paralinguistic Signals [pdf]
    S Byun, S Yoon, K Jung
    IEEE BigComp 2019

66. Detecting Incongruity Between News Headline and Body Text via a Deep Hierarchical Encoder [pdf] [code]
    (oral presentation)
    S Yoon*, K Park*, J Shin, H Lim, S Won, M Cha, K Jung
    AAAI 2019

[2018 and earlier]

67. Multimodal Speech Emotion Recognition using Audio and Text [pdf] [code]
    S Yoon, S Byun, K Jung
    IEEE SLT 2018

68. Comparative Studies of Detecting Abusive Language on Twitter [pdf] [code]
    Y Lee*, S Yoon*, K Jung
    EMNLP ALW 2018

69. Learning to Rank Question-Answer Pairs using Hierarchical Recurrent Encoder with Latent Topic Clustering [pdf] [code]
    S Yoon, J Shin, K Jung
    NAACL 2018

70. Contextual-CNN: A Novel Architecture Capturing Unified Meaning for Sentence Classification [pdf]
    J Shin, Y Kim, S Yoon, K Jung
    IEEE BigComp 2018

71. Synonym Discovery with Etymology-based Word Embeddings [pdf]
    S Yoon, P Estrada, K Jung
    IEEE SSCI 2017

72. Efficient Transfer Learning Schemes for Personalized Language Modeling using Recurrent Neural Network [pdf]
    S Yoon, H Yun, Y Kim, G Park, K Jung
    AAAI 2017 (Workshop)

73. Automatic Question Answering System for Consumer Product [pdf]
    S Yoon, M Sundar, A Gupta, K Jung
    IntelliSys 2016

74. Mining the Minds of Customers from Online Chat Logs [pdf]
    K Park, J Kim, J Park, M Cha, J Nam, S Yoon, E Rhim
    CIKM 2015

75. Domain Question Answering System [pdf]
    S Yoon, E Rhim, D Kim
    KIISE Transactions on Computing Practices 2015

76. Media clips: Implementation of an intuitive media linker [pdf]
    S Yoon, K Lee, H Shin
    IEEE BMSB 2011

Patents

1. [issued] SYSTEMS AND METHODS FOR IMAGE PROCESSING USING NATURAL LANGUAGE
   H Kim, DS Kim, S Yoon, F Dernoncourt, T Bui
   US 12,293,577, 6-May-25

2. [issued] GENERATING SYNTHETIC CODE-SWITCHED DATA FOR TRAINING LANGUAGE MODELS [link]
   S Yoon, T Bui, F Dernoncourt, C Salaam
   US 12,242,820, 4-Mar-25

3. [issued] BI-DIRECTIONAL RECURRENT ENCODERS WITH MULTI-HOP ATTENTION FOR SPEECH EMOTION RECOGNITION [link]
   S Yoon, T Bui, S Dey
   US 12,236,975, 25-Feb-25

4. [issued] IMAGE CAPTIONING [link]
   J Cho, S Yoon, A Kale, F Dernoncourt, T Bui
   US 12,210,825, 28-Jan-25

5. [issued] INTENT DETECTION [link]
   X Chen, W Chang, T Bui, S Yoon, Q Tran, J Zhang
   US 12,182,524, 31-Dec-24

6. [issued] Multimodal intent discovery system [link]
   A Maharana, Q Hung Tran, S Yoon, F Dernoncourt, T Huu Bui, W Chang
   US 12,124,508, 22-Oct-24

7. [issued] Using neural networks to detect incongruence between headlines and body text of documents [link]
   S Yoon
   US 12,038,960, 16-Jul-24

8. [issued] Utilizing a graph neural network to identify supporting text phrases and generate digital query responses [link]
   S Yoon, F Dernoncourt, DS Kim, T Bui
   US 11,271,876, 8-Mar-22

9. [issued] Utilizing bi-directional recurrent encoders with multi-hop attention for speech emotion recognition [link]
   T Bui, S Dey, S Yoon
   US 11,205,444, 21-Dec-21

10. [issued] Answer selection using a compare-aggregate model with language model and condensed similarity information from latent clustering [link]
    S Yoon, F Dernoncourt, T Bui, DS Kim, CI Dockhorn, Y Gong
    US 11,113,323, 7-Sep-21

11. [issued] Terminal apparatus, server and method of controlling the same [link]
    Y Kim, O Kwon, S Kim, H Oh, S Yoon, S Cha, J Lee
    US 10,084,850, CN 201410085759, EP20140154718, 25-Sep-18

12. Method and device for analyzing user's emotion [link]
    E Rhim, J Kim, J Nam, S Yoon, K Park, J Park, M Cha
    WO2016182393, 13-May-16

13. [issued] Method of recommending application, mobile terminal using the method, and communication system using the method [link]
    J Nam, M Lee, M Koo, S Yoon
    US 9,247,376, 26-Jan-16

14. [issued] Method and apparatus for displaying photo on screen having any shape [link]
    S Yoon, M Lee
    US 9,049,383, 2-Jun-15

15. [issued] Method and apparatus for providing information and computer readable storage medium having a program recorded thereon for executing the method [link]
    S Yoon, M Lee, M Koo, J Nam
    US 8,958,824, 17-Feb-15

16. [issued] Apparatus and method for clipping and sharing content at a portable terminal [link]
    S Yoon, M Lee, M Koo, J Nam
    US 13/629,394, CN103827913A, EP20120837007, PCT/KR1020110097578, 28-May-14

17. [issued] Method and apparatus for fast tracking position by using global positioning system [link]
    S Yoon, S Kim
    US 8,094,070, 10-Jan-12

1. [issued] Apparatus and method for evaluating sentense by using bidirectional language model
   K Jung, J Shin, S Yoon
   KR 10-2436900, 23-Aug-22

2. [issued] Method and apparatus for emotion recognition based on cross attentionmodel
   K Jung, Y Lee, S Yoon
   KR 10-2365433, 16-Feb-22

3. [issued] Artificial intelligence based dialog system and response control method thereof
   K Jung, S Yoon, J Shin, H Kwak, S Byun
   KR 10-2059015, 18-Dec-19

4. [issued] Terminal apparatus, server and method of controlling the same
   Y Kim, O Kwon, S Kim, H Oh, S Yoon, S Cha, J Lee
   KR 10-1832394, 20-Feb-18

5. [issued] Apparatus and method for collecting information of destination in portable terminal
   S Yoon, J Nam, M Koo, M Lee
   KR 10-1914632, 29-Oct-18

6. [issued] Method and apparatus for providing information, and computer readable storage medium
   S Yoon, M Lee, M Koo, J Nam
   KR 10-1773167, 24-Aug-17

7. [issued] Method for recommendation of application, mobile terminal thereof and communication system thereof
   J Nam, M Lee, M Koo, S Yoon
   KR 10-1747303, 8-Jun-17

8. Device and method for analyzing user emotion
   E Rhim, J Kim, J Nam, S Yoon, K Park, J Park, M Cha
   KR 1020160058782, 13-May-16

9. [issued] Method and apparatus for fast positioning using global positioning system
   S Yoon, S Kim
   KR 10-1564938, 27-Oct-15