Zhiwei WeiYang LiuLu ChengSu Ding2025-05-142025-05-142021jz000145-0300https://tustorage.ulb.tu-darmstadt.de/handle/tustorage/20986550A Progressive and Combined Building Simplification Approach with Local Structure Classification and Backtracking StrategyArticlehttps://doi.org/10.3390/ijgi10050302