Xingguo ZhangYinping SunQize LiXiaodi LiXinyu Shi2025-05-142025-05-142023jz000148-0055https://tustorage.ulb.tu-darmstadt.de/handle/tustorage/25910550Crowd Density Estimation and Mapping Method Based on Surveillance Video and GISArticlehttps://doi.org/10.3390/ijgi12020056