Author

Peter Vrancx

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Preprint Aug 2026

KernelArc: A Multi-Agent Framework for GPU Kernel Optimization

KernelArc, a multi-agent framework for autonomous GPU kernel optimization across heterogeneous workloads, can broaden exploration and reach stronger incumbents within a fixed candidate budget, while the value of individual coordination features depends on the kernel and optimization stage.

Joyjit Kundu, Ben Stoffelen, Kaili Wang et al. · 1 citation

#small language model Preprint Aug 2026

Future Querying: Can LLMs Serve as Implicit Medical World Models?

This work introduces future querying, a paradigm that probes whether large language models can function as implicit medical world models by evaluating their ability to answer time-indexed clinical queries about a patient's future, and shows that small, locally fine-tuned open-weight models can match or approach larger...

Siri Willems, James Butterworth, L. Goetschalckx et al. · 0 citations