NTIRE 2026 hosts second cross-domain few-shot object detection challenge with 696 submissions from 31 teams pushing detection capabilities across unseen domains.

The second CD-FSOD Challenge at NTIRE 2026 attracted 128 registered participants with 696 total submissions, demonstrating strong community engagement

19 teams submitted valid final results, with participants exploring diverse innovative strategies across both open-source and closed-source competition tracks

The challenge addresses the persistent problem of detecting objects in unseen target domains with limited annotation data, evaluating generalization capabilities across distinct domains

Detailed analysis of submitted approaches and final results provides insights into state-of-the-art methods for advancing cross-domain few-shot object detection