Sahong Park (박사홍)
Undergraduate Researcher, 2025-07 ~ Present
Interests
Portfolio Optimization, AI in Finance, Decision-Focused Learning, Large Language Models
Contact
Email: justin4396@hufs.ac.kr
Publications
- Sahong Park, Suhwan Park, Hoyoung Lee, Gakyung Kwon, Wonbin Ahn, Jaewon Choi, Alejandro Lopez-Lira, Yoon Kim, Chanyeol Choi, Hyeongwoo Kong†, Yongjae Lee† (2026). Your AI, On a Dial: Controlling Investment Bias in LLMs with a Single Neuron. arXiv preprint. [paper]
bib
@misc{park2026dial, author = {Park, Sahong and Park, Suhwan and Lee, Hoyoung and Kwon, Gakyung and Ahn, Wonbin and Choi, Jaewon and Lopez-Lira, Alejandro and Kim, Yoon and Choi, Chanyeol and Kong, Hyeongwoo and Lee, Yongjae}, title = {Your AI, On a Dial: Controlling Investment Bias in LLMs with a Single Neuron}, year = {2026}, eprint = {2608.22852}, archivePrefix = {arXiv}, howpublished = {arXiv preprint} }
Currently Reading
- Hyunglip Bae, Haeun Jeon, Minsu Park, Yongjae Lee, Woo Chang Kim (2025). A Cholesky Decomposition-Based Asset Selection Heuristic for Sparse Tangent Portfolio Optimization. arXiv preprint. [paper]
- Haeun Jeon, Seunghoon Choi, Hyunglip Bae, Yongjae Lee, Woo Chang Kim (2026). Decision-Focused Sparse Tangent Portfolio Optimization. ICML 2026. [paper]
- Yongjae Lee, Min Jeong Kim, Jang Ho Kim, Ju Ri Jang, Woo Chang Kim (2020). Sparse and robust portfolio selection via semi-definite relaxation. Journal of the Operational Research Society. [paper]
