机译:A Credit Risk Model with Small Sample Data Based on G-XGBoost
Beijing Univ Technol, Beijing, Peoples R China;
Middlesex Univ, Fac Sci & Technol, Design Engn & Math Dept, London, England;
Beijing Univ Technol, Beijing, Peoples R China|China Aerosp Acad Syst Sci & Engn, Beijing, Peoples R China;