Author

Hyun Oh Song

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#reinforcement learning Open access Oct 2026

Development and validation of VentPilot: an AI-based recommendation system for mechanical ventilation

Mechanical ventilation requires repeated adjustment to changing patient physiology, but consistent individualized management remains challenging. We developed VentPilot, an artificial intelligence–based system for recommending ventilator settings, and evaluated it in multicenter retrospective validation cohorts. VentPi...

H. Lee, Ga-On An, Yeonwoo Jeong et al. · Journal of Intensive Care · 0 citations

#artificial intelligence Preprint Aug 2026

Q-Strata: Hierarchical Bit Allocation for Mixed-Precision Quantization of Mixture-of-Experts LLMs

Q-Strata is proposed, a bi-level allocator that ranks within-block assignments with a cheap proxy and allocates across blocks with a model-level objective evaluated on the assembled quantized model, achieving lower WikiText2 perplexity than uniform-bitwidth GPTQ and the state-of-the-art MoE MPQ methods MxMoE and GEMQ i...

Deokjae Lee, Si-Hun Chu, Hyun Oh Song · 0 citations