HiFi-UMI-2K: High-Fidelity Robot-Free Manipulation Data 2,000 hours released · 6 accuracy · <40 µs synchronization Project Website | Dataset | Paper: arXiv:2607.25895 Examples from the HiFi-UMI corpus. Click the image to play the video. Introduction HiFi-UMI is a portable, high-fidelity bimanual capture system for collecting robot-free manipulation demonstrations.