22 research outputs found

    The Role of (augmented) Collective Intelligence for Municipal Governance

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    In municipal governance around the world, the use of collective intelligence methods with dedicated tools and platforms is becoming the norm as a way to involve citizens, users and stakeholders in the design and implementation of policies. This new “open policy making” approach stands to benefit from the rise of artificial intelligence which can act as a cognitive agent to organize and summarize content, as well as a social agent interacting directly with participants. AI can also help fact check information and help generate automatic summaries and map concepts

    Controlling the group velocity of an intense laser pulse using a pre-pulse

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    The accelerating structure of the laser wakefield accelerator (LWFA) is dynamic and highly sensitive to the local laser and plasma properties. It can expand and contract as it responds to the evolution of the laser and plasma fields. As a result, the position of, and environment within, the LWFA bubble are usually time dependent, which is not ideal for stable acceleration. Variations can have a negative impact on electron bunch properties, and are deleterious for ion channel lasers and plasma wigglers. We demonstrate how a laser pre-pulse improves the stability of the LWFA, and controls the evolution of the laser group and bubble velocity, which are important for determining LWFA dephasing and ultimately the electron bunch energy

    The Role of (augmented) Collective Intelligence for Municipal Governance

    No full text
    In municipal governance around the world, the use of collective intelligence methods with dedicated tools and platforms is becoming the norm as a way to involve citizens, users and stakeholders in the design and implementation of policies. This new “open policy making” approach stands to benefit from the rise of artificial intelligence which can act as a cognitive agent to organize and summarize content, as well as a social agent interacting directly with participants. AI can also help fact check information and help generate automatic summaries and map concepts

    Development of a low-cost electronic stethoscope - DIY Digital Stethoscope

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    Auscultation while wearing PPE (especially coveralls), using traditional stethoscopes is often not feasible. While some commercially electronic stethoscopes can circumvent this problem by playing audio using headphones over/ inside PPE, the currently available ones are too costly. We plugged an electret microphone into earpiece of a stethoscope and through various audio processing algorithms improved the audio quality. We packaged these processes into an app, freely available for download from Google Play Store. Audio quality through this device is at least equivalent to the one heard through traditional stethoscopes. We are validating the device in pediatric and adult clinical setup
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