An Orthographic Mean-Shift Clustering and Segmentation Method for Building Mask Regularization - Changlin Xiao; Zhiling Wu; Guangdi Ma; Shiyuan Kong; Tianyu Li; Yilong Lu (IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2023, Pasadena, CA, USA, July 16-21, 2023, 2023)