D-Triple: An Optimized Defect Detection Deep Model for Sewer Pipes. - Xianfeng Li; Jinghao Ma; Zifeng Yu; Lianpeng Sun; Jinjun Zhu; Jianxin Lin (SmartIoT, 2023)

FreeNet: An efficient frequency-domain early exiting network for dynamic inference. - Yicheng Yan; Xianfeng Li; Kai Cui 008; Haoran Sun; Zifeng Yu (Knowl. Based Syst., 2025)