{"type": "article", "title": "A derivative-fidelity failure mode in physics-informed neural networks: strengthened benchmark evidence from function-value training", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/a-derivative-fidelity-failure-mode-in-physics-informed-neural-networks-benchmark", "original_source": "https://arxiv.org/abs/2609.13171", "published": "2026-09-15T04:00:00+00:00", "accessed": "2026-09-15", "id": "a-derivative-fidelity-failure-mode-in-physics-informed-neural-networks-benchmark"}