research MetaUrban A Simulation Platform for Embodied AI in Urban Spaces Details Proxy Value Propagation A safe and super-efficient human-in-the-loop reinforcement learning method! Details ScenarioNet Open-source platform for large-scale traffic scenario modeling and simulation Details UCLA Center for Neurobehavioral Genetics Undergraduate Researcher Details UCLA Structure-Computer Interaction Lab Undergraduate Researcher Details Realistic RL training Environment Student Researcher Details