Cape Town - 2026 ISMRM-ISMRT Annual Meeting and Exhibition
9 May 2026 – 14 May 2026 · Cape Town, South Africa
368-02-008 ISMRM Abstract

Data-Efficient Carpal Bone Segmentation in Wrist MRI localizers: Semi-Supervised versus Transformer-Based Feature Learning

Primary: Analysis Methods - Foundation Models
Secondary: Musculoskeletal - Whole Joint
368-02-008 · Segmentation for Musculoskeletal MRI Applications · Monday, 11 May, 9:15 AM–10:10 AM · Digital Posters Row I
Keywords: Foundation model Self-supervised learning Contrastive Learning Few-shot segmentation Wrist MRI
Accepted
Ashish Saxena 1, Gurunath Reddy Madhumani1, Chitresh Bhushan2, Dattesh Dayanand Shanbhag1
1GE HealthCare, Bengaluru, India
2GE HealthCare Technology and Innovation Center, Niskayuna, United States of America
Presenting Author: Ashish Saxena

Synopsis

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References

1. Wilson, A. J., F. A. Mann, and L. A. Gilula. "Imaging the hand and wrist." Journal of Hand Surgery 15.2 (1990): 153-167.
2. Chen, Shuai, et al. "Multi-task attention-based semi-supervised learning for medical image segmentation." Medical Image Computing and Computer Assisted Intervention–MICCAI 2019: 22nd International Conference, Shenzhen, China, October 13–17, 2019, Proceedings, Part III 22. Springer International Publishing, 2019.
3. Hu, Hanzhe, Jinshi Cui, and Liwei Wang. "Region-aware contrastive learning for semantic segmentation." Proceedings of the IEEE/CVF international conference on computer vision. 2021.
4. Oquab, Maxime, et al. "Dinov2: Learning robust visual features without supervision." arXiv preprint arXiv:2304.07193 (2023).
5. Siméoni, Oriane, et al. "Dinov3." arXiv preprint arXiv:2508.10104 (2025).
6. Gurunath M Reddy, Dattesh Shanbhag, and Deepa Anand. "Data Adaptive Few-shot Multi Label Segmentation with Foundation Model." arXiv preprint arXiv:2410.09759 (2024).
7. Gurunath M Reddy, et al. “Foundation model-based labelling of MR shoulder images to derive autolocalizer workflow”, ISMRM Annual Meeting, Singapore, 4th-9th May 2024.
8. Gurunath M Reddy, Deepa Anand and Dattesh Shanbhag. “Localization of Non-Isocentric Wrist Anatomy with Few-shot Foundation Models”, ISMRM Annual Meeting, Hawaii, USA, 9th-15th May 2025.
9. Ashish Saxena, Vanika Singhal, Chitresh Bhushan, Dattesh Shanbhag, “Efficient Utilization of Unlabeled Data during Training of Semi-Supervised Learning Model”, ISMRM Annual Meeting, Hawaii, USA, 9th-15th May 2025.
10. Ashish Saxena, Vanika Singhal, Chitresh Bhushan, Dattesh Shanbhag, “Knowledge-based Labeled Data Selection in Semi-Supervised Learning”, ISMRM Annual Meeting, Hawaii, USA, 9th-15th May 2025.
11. Kirillov, Alexander, et al. "Segment anything." Proceedings of the IEEE/CVF international conference on computer vision. 2023.
12. Pekmezci, Mehmet, and Yakup Genc. "Evaluation of SSIM loss function in RIR generator GANs." Digital Signal Processing 154 (2024): 104685.
13. Wang, Zifeng, et al. "Medclip: Contrastive learning from unpaired medical images and text." Proceedings of the Conference on Empirical Methods in Natural Language Processing. Conference on Empirical Methods in Natural Language Processing. Vol. 2022. 2022.

Cite this abstract

http://echo.ismrm.org/p/ISMRM2026/368-02-008