SpatialTrackerV2: 3D Point Tracking Made Easy. - Yuxi Xiao; Jianyuan Wang; Nan Xue 006; Nikita Karaev; Yuri Makarov; Bingyi Kang; Xing Zhu; Hujun Bao; Yujun Shen; Xiaowei Zhou 001 (CoRR, 2025)