PanGEA: The Panoramic Graph Environment Annotation Toolkit Alexander Ku author Peter Anderson author Jordi Pont Tuset author Jason Baldridge author 2021-06 text Proceedings of the Second Workshop on Advances in Language and Vision Research Xin editor Ronghang Hu editor Drew Hudson editor Tsu-Jui Fu editor Marcus Rohrbach editor Daniel Fried editor Association for Computational Linguistics Online conference publication ku-etal-2021-pangea 10.18653/v1/2021.alvr-1.5 https://aclanthology.org/2021.alvr-1.5/ 2021-06 29 33