arxivcs.CV2026-07-17
CSS-BA: Gate-Guided Column Space Search for Bundle Adjustment
Ayano Kaneda, Takafumi Taketomi, Shugo Yamaguchi, Shigeo Morishima
Bundle adjustment (BA) remains a critical refinement module for image-based 3D reconstruction and continues to improve geometric accuracy even in learning-based pipelines. However, in low-parallax and near-rotational regimes, classical Schur-based Levenberg--Marquardt (LM) often…