GTR: Gaussian Splatting Tracking and Reconstruction of Unknown Objects Based on Appearance and Geometric Complexity. - Takuya Ikeda; Sergey Zakharov; Muhammad Zubair Irshad; Istvan Balazs Opra; Shun Iwase; Dian Chen 005; Mark Tjersland; Robert Lee; Alexandre Dilly; Rares Ambrus; Koichi Nishiwaki (CoRR, 2025)