Invariant Cubature Formulae for Spheres and Balls by Combinatorial Methods. - Sangwoo Heo; Yuan Xu (SIAM J. Numer. Anal., 2000)

Constructing fully symmetric cubature formulae for the sphere. - Sangwoo Heo; Yuan Xu (Math. Comput., 2001)

HaluCheck: Explainable and verifiable automation for detecting hallucinations in LLM responses. - Sangwoo Heo; Sungwook Son; Hyunwoo Park (Expert Syst. Appl., 2025)