arxivcs.CVeess.IV2026-06-25
Pseudo-Text-Conditioned 3D Grounding DINO for Organ Localization in Abdominal CT
Siqi Chen, Han Gong, Keyi Hou, Jingxuan Yang, Sheethal Bhat, Andreas Maier
Reliable organ localization in abdominal CT can provide spatial priors for downstream trauma analysis. We propose CT-3GDINO, a lightweight 3D detector that adapts a Grounding-DINO-style query-based architecture to fixed organ localization using frozen pseudo-text class tokens ins…