Scientific DataA Synchronized Dual-System Marker-based and Markerless Motion Capture Dataset for Gait and Fundamental Fitness ActivitiesZice GuoChunyu ZhaoZhengyuan HuangQilin FanJunjun LaiZhiheng LiJinxi ZhangZhixiong Zhou2026-07-15Full textDOI https://doi.org/10.1038/s41597-026-07862-4