Search Results - Xu Wang

As a densely populated area, college student dormitories consume a large amount of electricity every year to heat the domestic hot water used by students. Applying solar energy to hot water systems can effectively alleviate this situation. This paper first conducts a simulation of the hot water load...

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Background: Asthma in school-age children adversely affects their daily lives and increases parental stress that may further compromise asthma management and worsen asthma control. Few interventions address both aspects simultaneously. Aim: To evaluate the feasibility, acceptability, and preliminary...

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To address the issue that single traffic data missing value imputation models cannot comprehensively handle the multi-source heterogeneity and complex data volume of traffic data,a multi-classifier imputation model based on adaptive weighting determined by information entropy was proposed. First,inf...

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Accurate retrieval of tree structural attributes is essential for effective forest management and resource assessment. Airborne laser scanning (ALS) provides detailed three-dimensional data from a top-down perspective, enabling the analysis of forest canopy structures at a large scale. However, due...

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The value of modern guided munitions, such as artillery shells, mortar shells, missiles, etc., to combat targets is mainly reflected in the damage effect on the target. In this paper, based on the practical problem of insufficient damage efficiency of conventional mortars on light armored vehicles,...

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Objective To explore the influence related factors of endoscopic assistant in gasless transaxillary endoscopic thyroidectomy by using machine learning and nomogram, and construct an endoscopic assistant system.Methods A skilled endoscopic assistant(Group A, n = 50)and an unskilled endoscopic assista...

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In order to maintain adequate hydration of apple rootstock softwood cuttings during the initial stage of cutting, a drought stress grading model based on machine vision was designed. This model was optimized based on the U-Net (U-shaped Neural Network), and the petiole morphology of the cuttings was...

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This study introduces a novel double dumbbell-shaped flux-switching linear tube generator (DDFSLG) for ocean wave energy conversion. The innovative architecture features a uniquely shaped stator and translator, distinguishing it from conventional linear generators. Unlike traditional systems, the DD...

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Transgene escape could lead to genetically modified rice establishing wild populations in the natural environment and competing for survival space with weeds. However, whether the expression of the Bacillus thuringiensis (Bt) gene in rice will alter the relationship between transgene plants and weed...

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A photonic multiple microwave frequency measurement system is presented and demonstrated based on a swept frequency silicon microring resonator (MRR). The drop-port of a high-Q MRR is employed as a periodic narrowband scanning filter driven by a sawtooth voltage signal. The unknown frequency can be...

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On December 18, 2023, a magnitude 6.2 earthquake struck Jishishan County, located in the Linxia Hui Autonomous Prefecture of Gansu Province, resulting in significant casualties, building collapses, and various geological hazards. This study examines the disaster characteristics of the Jishishan eart...

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As a core component of agricultural machinery autonomous navigation, path tracking control holds significant research value. The pure pursuit algorithm has become a prevalent method for agricultural vehicle navigation due to its effectiveness at low speeds, yet its performance critically depends on...

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<p xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" class="first" dir="auto" id="d1446443e174">As a zoonotic parasitic disease, echinococcosis is a severe global public health issue caused by the larvae of <i>Echinococ...

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To address the operational demands of irregular farmland with fixed obstacles, this study proposes a full-coverage path planning framework that integrates UAV-based 3D perception and angle-adaptive optimization. First, digital orthophoto maps (DOMs) and digital elevation models (DEMs) were reconstru...

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Aims: Previous studies have reported synovial hypertrophy and synovitis in the ankle joint of patients with chronic ankle instability (CAI) and osteochondral lesion of the talus (OLT). The present study aimed to explore the correlation between pain level, clinical function of CAI patients with or wi...

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In order to improve the adaptability of the radar to harsh marine environment, the properties of TP - GEP - 1 graphene zinc powder coating were studied, and it was found that the zinc content was obviously lower than that of zinc - rich coating, and the self corrosion potential of TP - GEP - 1 graph...

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Stakeholders in the field of food safety management in China can be classified into three categories, government, food producers (farmers and enterprises), and the third-party regulatory bodies. The third-party regulation has experienced rapid development in past twenty years, and recently received...

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To overcome the challenges posed by the complex structure and large parameter requirements of existing classification models, the authors propose an improved extreme learning machine (ELM) classifier for human locomotion intent recognition in this study, resulting in enhanced classification accuracy...

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