Towards Automatic Robotic Calibration System for Flexible Needles with FBG Sensors. - Kefan Song; Dimitri A. Lezcano; Ge Sun; Jin Seob Kim; Iulian Iordachita (ISMR, 2021)

Delta Robot Kinematic Calibration for Precise Robot-Assisted Retinal Surgery *. - Boyang Xiao; Alireza Alamdar; Kefan Song; Ali Ebrahimi; Peter Gehlbach; Russell H. Taylor; Iulian Iordachita (ISMR, 2022)

μ-Phone: Accessible Microscope Attachment for Smartphones. - Kefan Song; Sixuan Wu; Ruijia Peng; Jason Cobb; Alexander Travis Adams (BSN, 2024)

Application of microscopic smartphone attachment for remote preoperative lab testing. - Kefan Song; Alexander Travis Adams (Frontiers Digit. Health, 2024)

Towards Large Language Models that Benefit for All: Benchmarking Group Fairness in Reward Models. - Kefan Song; Jin Yao; Runnan Jiang; Rohan Chandra; Shangtong Zhang (CoRR, 2025)

Group Fairness in Multi-Task Reinforcement Learning. - Kefan Song; Runnan Jiang; Rohan Chandra; Shangtong Zhang (CoRR, 2025)

Reward Is Enough: LLMs Are In-Context Reinforcement Learners. - Kefan Song; Amir Moeini; Peng Wang; Lei Gong; Rohan Chandra; Yanjun Qi; Shangtong Zhang (CoRR, 2025)