Park, Ji-Eun, Ju-Sang Lee, Joon-Choul Shin, and Cheol-Young Ock. "A Model for Topic Classification and Extraction of Sentimental Expression using a Lexical Semantic Network", Journal of KIISE, Vol.50, No.8, pp.700-711, 2023
Park, Ji-Eun, Ju-Sang Lee, and Cheol-Young Ock. "A Model for Extraction of Sentiment Expression Areas Using Sentiment domain and Multi-Task Learning", 한국정보과학회 학술발표논문집, pp.434-436, 2022
Park, Ji-Eun, Ju-Sang Lee, and Cheol-Young Ock. "Extracting multiple sentiment expression areas using BERT+ CRF". Annual Conference on Human and Language Technology. Human and Language Technology, pp. 571-575, 2021
Shin, J., Kim, W., Lee, J., Park, J., & Ock, C. Y. "Controlling Weight Update Probability of Sparse Features in Machine Learning." 2022 14th International Conference on Knowledge and Systems Engineering (KSE). IEEE, 2022