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Fons van der Sommen

5 accepted papers

2026

Scaling Self-Supervised and Cross-Modal Pretraining for Volumetric CT Transformers

CVPR 2026

We introduce SPECTRE, a fully transformer-based foundation model for volumetric computed tomography (CT). Our Self-Supervised & Cross-Modal Pretraining for CT Representation Extraction (SPECTRE) approach utilizes scalable 3D Vision Transformer architectures and modern self-supervised and vision-lang

Cited by 0SourcecodeScholar
2026

Symmetrical Flow Matching: Unified Image Generation, Segmentation, and Classification with Score-Based Generative Models

AAAI 2026technical

Flow Matching has emerged as a powerful framework for learning continuous transformations between distributions, enabling high-fidelity generative modeling. This work introduces Symmetrical Flow Matching (SymmFlow), a new formulation that unifies semantic segmentation, classification, and image gene

Cited by 0SourcePDFScholar
2025

DisCoPatch: Taming Adversarially-driven Batch Statistics for Improved Out-of-Distribution Detection

ICCV 2025poster

Out-of-distribution (OOD) detection holds significant importance across many applications. While semantic and domain-shift OOD problems are well-studied, this work focuses on covariate shifts - subtle variations in the data distribution that can degrade machine learning performance. We hypothesize t…

2024

Retaining Informative Latent Variables in Probabilistic Segmentation

ICASSP 2024accepted

Conditional latent-variable models can successfully quantify annotation variability in segmentation. Training such models involves tuning the dimensionality of the latent space to optimally capture the inherent data ambiguity. Nevertheless, we discover after careful tuning, that the latent space doe…

Cited by 0SourceScholar
2024

Supervised Representation Learning Towards Generalizable Assembly State Recognition

RA-L 2024

Assembly state recognition facilitates the execution of assembly procedures, offering feedback to enhance efficiency and minimize errors. However, recognizing assembly states poses challenges in scalability, since parts are frequently updated, and the robustness to execution errors remains underexpl

Cited by 3SourceScholar