CrowdMagMap 2.0: Crowdsourced Magnetic Mapping for Multi-Floor Underground Parking Lot Navigation. - Jian Kuang; Yan Wang 020; Longyang Ding; Baoding Zhou; Liping Xu; Li Cao; Lanqin He; Yunhui Wen; Xiaoji Niu (IEEE Trans. Intell. Transp. Syst., 2025)