NagaYu/cairn-departure-return

cairn-departure-return Departure -> return trajectories with exact ground truth, for measuring whether a video world model keeps a world when the camera looks away. Each episode: a room of well-separated but deliberately confusable objects (two near-duplicate colour pairs, repeated shapes), and a camera that observes a target object, turns away for a measured number of frames, and comes back from a different viewpoint -- so a model cannot pass by replaying its last frame. A… See the full description on the dataset page: https://huggingface.co/datasets/NagaYu/cairn-departure-return.