AI X/Twitter 3h ago 1 min read NVIDIA Cosmos 3 post-training lifts traffic VQA to 93.35% NVIDIA showed Cosmos 3 Nano rising from 54.41% zero-shot accuracy to 93.35% after LoRA and TAO AutoML on a traffic safety video QA task. The result frames agent-run post-training as a practical physical AI workflow. #nvidia#cosmos#tao 1