BiCC: Bidirectional Connected-Component Loss for Instance-Aware Segmentation

arXiv:2609.30223 · cs.CV · Submitted 2026-09-24 · Read on arXiv

cs.CV

Submitted: 2026-09-24

Updated: 2026-09-24

Code: https://github.com/TIO-IKIM/BiCC-Loss

Terminology

• Ablation — 6× in this paper · explained in 1 episode
• Loss Function — 4× in this paper · explained in 2 episodes
• nnU-Net — 4× in this paper · explained in 2 episodes
• Adam — 1× in this paper · explained in 2 episodes
• Aggregation — 1× in this paper · explained in 1 episode
• Benchmark — 1× in this paper · explained in 2 episodes
• Core — 1× in this paper · explained in 2 episodes
• Instance Segmentation — 1× in this paper · explained in 3 episodes

Sources

• Analysis of the MICCAI Brain Tumor Segmentation -- Metastases (BraTS-METS) 2025 Lighthouse Challenge: Brain Metastasis Segmentation on Pre- and Post-treatment MRI
• The Brain Tumor Segmentation (BraTS-METS) Challenge 2023: Brain Metastasis Segmentation on Pre-treatment MRI
• Optimizing Operating Points for High Performance Lesion Detection and Segmentation Using Lesion Size Reweighting

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