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Christian Igel

2 papers indexed

arxivcs.CV2026-07-12

Align and Segment: Unsupervised Learning for Building Segmentation From Misaligned Labels

Venkanna Babu Guthula, Oswin Krause, Dimitri Gominski, Hui Zhang, Johan Mottelson, Ankit Kariryaa, et al.

Supervised learning for image segmentation typically requires spatially aligned image and label sets. When images and labels originate from different sources, the pairing may be misaligned, which can significantly deteriorate the performance of the learned models. This is especia…

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arxivcs.LGcs.AI2026-07-01

How Should Transformers Encode Numeric Values in Electronic Health Records?

Maria Elkjær Montgomery, Christian Igel, Mikkel Odgaard, Martin Sillesen, Mads Nielsen

How do we encode numeric values in transformer-based sequence processing, particularly in electronic health record (EHR) data? We systematically compare discrete, continuous, and hybrid value encoding strategies using synthetic arithmetic tasks embedded within real-world EHR data…

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