PhyGenHOI: Physically-Aware 4D Generation of Dynamic Human-Object Interactions

Researchers introduced PhyGenHOI, a framework for generating dynamic human-object interaction scenes from text.

It pairs a generative human motion model with explicit object physics simulation to improve contact timing, momentum transfer, and realism.

The system uses 3D Gaussian representations plus losses and re-simulation steps to better align motion and object dynamics.

Reported results show gains over baseline methods for physically consistent 4D human-object interaction generation.