Application of Instance-Based Entropy Fuzzy Support Vector Machine in Peer-To-Peer Lending Investment Decision. - Poongjin Cho; Woojin Chang; Jae Wook Song (IEEE Access, 2019)

Estimation and Forecasting of Sovereign Credit Rating Migration Based on Regime Switching Markov Chain. - Sung Youl Oh; Jae Wook Song; Woojin Chang; Minhyuk Lee (IEEE Access, 2019)

Predicting the Direction of US Stock Prices Using Effective Transfer Entropy and Machine Learning Techniques. - Sondo Kim; Seungmo Ku; Woojin Chang; Jae Wook Song (IEEE Access, 2020)

Analyses on Volatility Clustering in Financial Time-Series Using Clustering Indices, Asymmetry, and Visibility Graph. - Kyungwon Kim; Jae Wook Song (IEEE Access, 2020)

Equity Research Report-Driven Investment Strategy in Korea Using Binary Classification on Stock Price Direction. - Poongjin Cho; Ji Hwan Park; Jae Wook Song (IEEE Access, 2021)

Unsupervised Change Point Detection and Trend Prediction for Financial Time-Series Using a New CUSUM-Based Approach. - Kyungwon Kim; Ji Hwan Park; Minhyuk Lee; Jae Wook Song (IEEE Access, 2022)

Stock market network based on bi-dimensional histogram and autoencoder. - Sungyoon Choi; Dongkyu Gwak; Jae Wook Song; Woojin Chang (Intell. Data Anal., 2022)

FactorVQVAE: Discrete latent factor model via Vector Quantized Variational Autoencoder. - Namhyoung Kim; Seung Eun Ock; Jae Wook Song (Knowl. Based Syst., 2025)

NQF-RNN: probabilistic forecasting via neural quantile function-based recurrent neural networks. - Jungyoon Song; Woojin Chang; Jae Wook Song (Appl. Intell., 2025)

HGAIT: heterogeneous graph attention with inverted transformers for correlation-aware stock return prediction. - Dongwoo Lee; Seung Eun Ock; Jae Wook Song (Expert Syst. Appl., 2026)