SGBoost+: Efficient and Privacy-Preserving Vertical Boosting Trees for Federated Outsourced Training and Inference. - Wei Xu 042; Hui Zhu 001; Jiaqi Zhao 005; Yandong Zheng; Fengwei Wang; Baishun Sun; Songnian Zhang; Dengguo Feng (IEEE Trans. Inf. Forensics Secur., 2025)