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# 2025 Vocadian |
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Vocadian offers a predictive fatigue-monitoring platform using voice biomarkers, circadian science, and machine learning. Workers complete short speech tasks before shifts, generating real-time fatigue scores that act as fit-for-duty screening and safety coaching. Embedded seamlessly into frontline workflows, the system enables proactive scheduling and risk prevention in safety-critical sectors like aviation, road transport, and construction. Validated in large-scale pilots, it provides a scalable, non-intrusive, and cost-effective approach to saving lives and improving workforce health and performance
Yujie is an AI product leader, HCI researcher, and serial entrepreneur with backgrounds in Design Engineering and Human-Computer Interaction from Harvard and MIT, focusing on wearable computing, Brain-Computer Interfaces, digital biomarkers, and circadian science. His work shapes human relationships with machines and the environment, and he builds products that cultivate empathy, trust, and care. Yujie has research experience at MIT Media Lab and Harvard Medical School, and professional experience building category-defining AIoT products and predictive analytics software across healthcare, supply chain, smart home, precision agriculture, and autonomous driving, in organizations such as Philips Healthcare, IKEA Home Smart, Maersk, and FaunaPhotonics.more
