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  • Design and implement of high accuracy HV-CCPS for high power discharge pumped excimer laser

    Design and implement of high accuracy HV-CCPS for high power discharge pumped excimer laser

    The proposed overall scheme of the CCPS is illustrated in Fig. 2. The three-phase rectification section consists of a rectifier bridge, filter capacitor (Cf), and filter inductor (Lf), which output the DC voltage Vdc. The resonant converter is…

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  • A paired multi-scale attention network for liver tumor segmentation in 99mTc-MAA SPECT/CT imaging

    A paired multi-scale attention network for liver tumor segmentation in 99mTc-MAA SPECT/CT imaging

    In this section, we explain the research process, including the preparation of the dataset, details of the main architecture of the model, and the methods used to perform an in-depth evaluation of the model performance.

    Dataset preparation

    This…

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  • The ground effect on vortex induced vibration and coherence mode of a landscape Bridge in Π-shape

    The ground effect on vortex induced vibration and coherence mode of a landscape Bridge in Π-shape

    Experimental set-up

    Segment model wind tunnel tests were conducted in the wind tunnel of the Wind Engineering and Disaster Prevention and Mitigation Research Center of Northeast Forestry University, China. The size of the test section was 5 m (L)…

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  • Cognitive intelligence routing protocol for disaster management and underwater communication system in underwater acoustic network

    Cognitive intelligence routing protocol for disaster management and underwater communication system in underwater acoustic network

    We deploy a smart intelligent routing mechanism in underwater acoustic communication sensor network to provide a reliable system based on 3–4 applications. The conceptualization and implementation of the proposed system stem from a…

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  • Study on the interaction characteristics between pot seedling and planter based on hanging cup transplanter

    Study on the interaction characteristics between pot seedling and planter based on hanging cup transplanter

    Structure and working principle of transplanter

    As shown in Fig. 1, the hanging cup transplanter mainly consists of a seedling feeding mechanism, a three-point suspension device, a planting mechanism, a planting depth adjustment mechanism, ground…

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  • Evidence of isospin-symmetry violation in high-energy collisions of atomic nuclei

    Evidence of isospin-symmetry violation in high-energy collisions of atomic nuclei

  • Fritzsch, H., Gell-Mann, M. & Leutwyler, H. Advantages of the color octet gluon picture. Phys. Lett. B 47, 365–368 (1973).

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  • Heisenberg, W. On the structure of…

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  • Uncovering the viral aetiology of undiagnosed acute febrile illness in Uganda using metagenomic sequencing

    Uncovering the viral aetiology of undiagnosed acute febrile illness in Uganda using metagenomic sequencing

    Patient demographics

    Within the AFI cohort of 1281 patients, the median age was 18 years (IQR 7–30 years). 717 participants (56%) were female and 564 (44%) male. 382 (30%) patients were recruited from central Uganda (Wakiso), 450 (35%) from…

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  • A parameter adaptive EEFO VMD method to mitigate noise and trend interference of blast vibration signals

    A parameter adaptive EEFO VMD method to mitigate noise and trend interference of blast vibration signals

    Brief Introduction of VMD

    The Variational Mode Decomposition (VMD) algorithm, introduced by Dragomiretskiy et al.17, is an adaptive signal decomposition method. The application of VMD for decomposing blasting vibration signals necessitates the…

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