Search Results - "Xu, Yongzheng"

A Hybrid Vehicle Detection Method Based on Viola-Jones and HOG + SVM from UAV Images by Xu, Yongzheng, Yu, Guizhen, Wang, Yunpeng, Wu, Xinkai, Ma, Yalong

“…A new hybrid vehicle detection scheme which integrates the Viola-Jones (V-J) and linear SVM classifier with HOG feature (HOG + SVM) methods is proposed for…”
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Pedestrian Detection and Tracking from Low-Resolution Unmanned Aerial Vehicle Thermal Imagery by Ma, Yalong, Wu, Xinkai, Yu, Guizhen, Xu, Yongzheng, Wang, Yunpeng

“…Driven by the prominent thermal signature of humans and following the growing availability of unmanned aerial vehicles (UAVs), more and more research efforts…”
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Eliminating lightning strike damage to carbon fiber composite structures in Zone 2 of aircraft by Ni-coated carbon fiber nonwoven veils by Guo, Yunli, Xu, Yongzheng, Wang, Qinglin, Dong, Qi, Yi, Xiaosu, Jia, Yuxi

“…By using standardized Waveforms C and D, this study explored the lightning strike protection (LSP) effectiveness of nickel coated carbon fiber nonwoven veils…”
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An Enhanced Viola-Jones Vehicle Detection Method From Unmanned Aerial Vehicles Imagery by Xu, Yongzheng, Yu, Guizhen, Wu, Xinkai, Wang, Yunpeng, Ma, Yalong

“…This research develops an advanced vehicle detection method, which improves the original Viola-Jones (V-J) object detection scheme for better vehicle…”
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Stable propagation of the Poincaré polarization solitons in strongly nonlocal media by Guan, Siyin, Huang, Hui, Weng, Zhiwei, Xu, Yongzheng, Wu, Lijun, Guo, Qi, Hu, Wei, Shou, Qian

“…Abstract We report the first experimental observation of spatial solitons with complex polarization states, called the Poincaré polarization solitons (PPSs) in…”
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Car Detection from Low-Altitude UAV Imagery with the Faster R-CNN by Wu, Xinkai, Wang, Yunpeng, Yu, Guizhen, Xu, Yongzheng, Ma, Yalong

“…UAV based traffic monitoring holds distinct advantages over traditional traffic sensors, such as loop detectors, as UAVs have higher mobility, wider field of…”
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A novel low-cost gas sensor for CO2 detection using polymer-coated fiber Bragg grating by Zhou, Zhenze, Xu, Yongzheng, Qiao, Congde, Liu, Libin, Jia, Yuxi

“…•The polymer-coated FBG sensor is the first to realize CO2 detection based on tensile effects.•The PES coating is fabricated by low-temperature spin coating…”
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Fabrication of polyvinylidene fluoride tree-like nanofiber via one-step electrospinning by Li, Zongjie, Xu, Yongzheng, Fan, Lanlan, Kang, Weimin, Cheng, Bowen

“…A novel polyvinylidene fluoride (PVDF) tree-like nanofiber was controllably fabricated via one-step electrospinning by adding certain amount of salt into PVDF…”
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Simultaneous detection of carbon dioxide and relative humidity using polymer-coated fiber Bragg gratings by Xu, Yongzheng, Zhao, Zhiyan, Liu, Libin, Xu, Yihan, Qiao, Congde, Jia, Yuxi

“…Carbon dioxide (CO2) sensor has a wide range of applications in many industrial fields. However, most existing CO2 sensors exhibit obvious cross-sensitivity to…”
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Enhanced lightning strike protection of carbon fiber composites using expanded foils with anisotropic electrical conductivity by Guo, Yunli, Xu, Yongzheng, Wang, Qinglin, Dong, Qi, Yi, Xiaosu, Jia, Yuxi

“…In order to investigate the lightning strike protection (LSP) effectiveness of expanded foils, the carbon fiber reinforced polymer (CFRP) composites with…”
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Carbon dioxide detection using polymer-coated fiber Bragg grating based on volume dilation mechanism and molecular dynamics simulation by Xu, Yongzheng, Zhou, Zhenze, Guo, Yuhang, Liu, Libin, Xu, Yihan, Qiao, Congde, Jia, Yuxi

“…Here, we report the polyimide-coated fiber Bragg gratings (FBGs) for CO2 detection based on the mechanism of CO2-induced volume dilation in the polyimide…”
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Implementation of fiberglass in carbon fiber composites as an isolation layer that enhances lightning strike protection by Guo, Yunli, Xu, Yongzheng, Zhang, Leian, Wei, Xiuting, Dong, Qi, Yi, Xiaosu, Jia, Yuxi

“…In order to investigate the influence of anticorrosion-used fiberglass isolation layer on the lightning strike protection (LSP) of carbon fiber reinforced…”
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Debonding identification of Nomex honeycomb sandwich structures based on the increased vibration amplitude of debonded skin by Zhou, Yong, Xu, Yongzheng, Liu, Hui, Guo, Yunli, Yi, Xiaosu, Jia, Yuxi

“…Accurate debonding identification is essential for subsequent structural repair, however, the research on debonding identification on both sides of the…”
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Frequency-dependent orthotropic damping properties of Nomex honeycomb composites by Zhou, Yong, Liu, Anna, Xu, Yongzheng, Guo, Yunli, Yi, Xiaosu, Jia, Yuxi

“…In this paper, the orthotropic damping behavior and mechanism of Nomex honeycomb composites are investigated. The needed specimen sizes for the measurement of…”
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Effect of phenolic resin thickness on frequency-dependent dynamic mechanical properties of Nomex honeycomb cores by Zhou, Yong, Wang, Qinglin, Guo, Yunli, Xu, Yongzheng, Yi, Xiaosu, Jia, Yuxi

“…Using the mixed experimental/numerical method, the frequency-dependent transverse shear moduli (TSM) and damping values of the commercially available Nomex…”
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Lightning Damage of Carbon Fiber/Epoxy Laminates with Interlayers Modified by Nickel-Coated Multi-Walled Carbon Nanotubes by Dong, Qi, Wan, Guoshun, Xu, Yongzheng, Guo, Yunli, Du, Tianxiang, Yi, Xiaosu, Jia, Yuxi

“…The numerical model of carbon fiber reinforced polymer (CFRP) laminates with electrically modified interlayers subjected to lightning strike is constructed…”
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Converting surface plasmon polaritons into spatial bending beams through graded dielectric rectangles over metal film by Li, Hui, Xu, Yongzheng, Wang, Gang, Fu, Tong, Wang, Li, Zhang, Zhongyue

“…Spatial bending beams, which preserve their spatial shape while propagating along curved trajectories in free space, offer important application in the fields…”
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High KIAA1522 expression predicts a poor prognosis in patients with hepatocellular carcinoma by Xu, Yongzheng, Sun, Chuandong, Han, Bing, Xi, Yue, Zhang, Mao, Yang, Jing, Chen, Zongkai

“…Hepatocellular carcinoma (HCC) is a highly malignant tumor associated with a poor prognosis, and the molecular mechanisms remain poorly understood. KIAA1522…”
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Enhancement of focusing properties by interfering spatial bending beams by Li, Hui, Xu, Yongzheng, Qu, Yu, Zhang, Bin, Wang, Li, Zhang, Zhongyue

“…In this study, two slits were designed symmetrically on a metal film to excite surface plasmon polaritons (SPPs), and two groups of parallel dielectric…”
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