Description from their site:
20-second video generation, flexible aspect ratios, generative space-time enhancement, long video evaluation
Check out their demo videos here.
Vchitect-2.0 is a high-quality video generative model with 2 billion parameters, supporting resolutions up to 720x480 and video durations of 10-20 seconds.
VEnhancer is a generative space-time enhancement framework. It integrates super-resolution, frame interpolation, and video refinement to elevate the video quality to 2K resolution at 24 FPS.