Résultats de la recherche - Li Cheng

Li Cheng

Li Cheng Li cheng (李成) ou Li Ch'êng ou Li Tch'êng, surnom: Xianxi. . Actif à Qingzhou (Weifang, Shandong) vers 960-990. Peintre chinois, né en 919 et mort vers 967 ou 987. Il vit pour l'essentiel pendant la Période des Cinq Dynasties et des Dix Royaumes (entre 907 et 979). Informations fournies par Wikipedia
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  1. 1

    Retention Intention of Chinese Urban Preschool Teachers Predicted by Workload and Work Value par Li Cheng, Kimberly Phillips, Xiangting He

    Publié 2025-07-01

    Given the need to guarantee sustainable, high-quality preschool education and considering preschool teachers’ central role in children’s learning and growth, the effective development of preschool teachers requires serious attention. This study explored the current intention to stay and the factors...

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  2. 2

    Object Detection Algorithm Based on Feature Enhancement and Anchor-object Matching par LI Cheng-yan, ZHAO Shuai, CHE Zi-xuan

    Publié 2022-06-01

    In order to improve the detection accuracy of SSD (Single Shot MultiBox Detector), an A-SSD (Anchor-object SSD) object detection algorithm based on Anchor-object matching is proposed. In the feature extraction part of the algorithm, parallel convolution and hole convolution are used to form the rece...

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  3. 3

    Workshop Staff Detection Method Based on Spatial Domain Attention Mechanism par LI Cheng-yan, MA Jin-tao, ZHAO Shuai

    Publié 2022-04-01

    Workshop staff detection is to use the target detection technology to detect the staff in the corresponding area of the factory production workshop, to ensue the life, health and safety of the staff in the production workshop. In this paper, the improved dark channel priority processing strategy is...

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  4. 4

    CMA-PSO Algorithm for Fuzzy Cloud Resource Scheduling par LI Cheng-yan, SONG Yue, MA Jin-tao

    Publié 2022-02-01

    Aiming at the multiobjective cloud resource scheduling problem, with the goal of optimizing the total completion time and total execution cost of the task, a fuzzy cloud resource scheduling model is established using the method of fuzzy mathematics.Utilizing the advantage of the covariance matrix t...

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    Vagus Nerve Stimulation Regulates the Th17/Treg Balance and Alleviates Lung Injury in Acute Respiratory Distress Syndrome by Upregulating α7nAChR par Furong Zheng, Xin Zhang, Sisi Wang, Gongwei Jia, Li Cheng

    Publié 2025-05-01

    <b>Background:</b> Acute respiratory distress syndrome (ARDS) is a high-mortality disease strongly associated with an imbalance in the inflammatory response. The ratio of helper T 17 (Th17) cells to regulatory T (Treg) cells is significantly correlated with prognosis and outcomes in ARDS...

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  7. 7

    Selection and Application of Specific Nucleic Acid Aptamers for the Detection of Pseudomonas aeruginosa par LI Xu, CHENG Yangyang, YANG Kai, LIU Benkang, LI Cheng

    Publié 2025-05-01

    For rapid and sensitive detection of pathogenic bacterium Pseudomonas aeruginosa, the whole-cell systematic evolution of ligands by exponential enrichment (SELEX) technique was used to select single-stranded DNA (ssDNA) aptamers specific for P. aeruginosa. After 15 rounds of enrichment, 30 ssDNA seq...

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  8. 8

    Long Period Fiber Grating Fabrication by Two-Step Infrared Femtosecond Fiber Laser Exposure par Cong Zhang, Li Cheng, Songnian Fu, Ming Tang, Deming Liu

    Publié 2017-01-01

    We develop a two-step infrared (IR) femtosecond fiber laser exposure technique to flexibly fabricate long period fiber gratings (LPFGs) with a high peak band-rejection efficiency of 35.4&#x00A0;dB, insertion loss of 4.36&#x00A0;dB, and 3&#x00A0;dB bandwidth of 13&#x00A0;nm. First, we...

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  9. 9

    Applications and Recent Advances in 3D Bioprinting Sustainable Scaffolding Techniques par Xianyao Li, Jianyu Ren, Yubo Huang, Li Cheng, Zhengbiao Gu

    Publié 2025-07-01

    In recent years, with the rapid advancement of 3D printing technology, its applications have expanded across numerous fields. Notably, the fabrication of scaffolds using 3D printing has emerged as a major research focus. Researchers are investigating the properties of various printing materials and...

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  10. 10

    Effects of seed soaking with zinc sulfate on growth and cell protective enzyme activity of rice seedlings par MENG Jie, WANG Ren-min, WAN Ji-li, FU Li-cheng

    Publié 2010-07-01

    The effect of seed soaking with zinc sulfate on growth and physiological characteristics of rice seedlings was studied using seeds of IR8192 and BY typed rice as subjects treated with different concentrations of zinc sulfate (0, 0.0005%, 0.001%, 0.005%, 0.01%, 0.05%, 0.10%, 0.15%, 0.25%). The result...

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    Parallel Independent Probability Fully Weighted Association Rule Mining Algorithm par LI Cheng yan, LI Xin yu, ZHANG Lei, WANG Guang ze

    Publié 2023-12-01

    Association rule mining is mainly used to discover knowledge hidden in the data. Weighted association rule mining can mine rules with different importance of the project more effectively. There is a certain subjective arbitrariness in the method of artificial weight assignment, existing the problem...

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  13. 13

    Shot Peening and Corrosion Resistance of Magnesium - Lithium Alloy with Cold Spray Aluminum Protective Coating par LU Fei - fei, KANG Si - yuan, LI Chang - jiu, LI Cheng - xin

    Publié 2021-03-01

    In order to improve the corrosion protection performance of cold sprayed pure aluminum coating on the surface of magnesium - lithium alloy, a thin pure aluminum coating was first prepared on the surface of Mg - Li alloy LA43M by cold spraying technology, and then post shot peening treatment was empl...

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  14. 14

    Expression of 6 × his-hGM-CSF fusion gene in larvae of silkworm (Bombyx mori) using recombinant baculovirus par ZHU Li-cheng, CHEN Jian, LIN Rong, JIN Yong-feng, ZHANG Yao-zhou

    Publié 2005-09-01

    Six × his-hGM-CSF fusion gene was inserted in silkworm baculovirus transfer vector pBacPAK8 to construct the recombinant transfer vector pBacPAKHis-GM-CSF. The recombinant transfer vector DNA and linear virus Bm-BacPAK6 DNA were co-transfected into BmN cells. The homologous recombination occurred in...

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  15. 15

    Gecko's Toes‐Inspired High‐Adhesive and Self‐Healable Elastomer in Marine Conditions: Humidity‐Triggered Crosslinking and Damage Sensing par Sihan Gu, Dezhi Jiao, Li Cheng, Enkang Wu, Zhengsen Wang, Lanyue Cui, Chengbao Liu

    Publié 2025-06-01

    ABSTRACT The development of smart materials capable of underwater self‐healing, mechanical robustness and damage‐healing sensing attributes holds great promise for applications in marine energy exploitation. However, achieving excellent humidity self‐healing, superior adhesion, and effective damage...

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  16. 16

    Ultrasound viscoelastic imaging in differentiation of benign and malignant breast tumors par QIN Yu, LI Cheng, HUA Qing, ZHANG Huiting, JIA Wanru, DONG Yijie, ZHOU Jianqiao, XIA Shujun

    Publié 2025-04-01

    Objective To evaluate the application value of ultrasonic viscoelastic imaging technology in differentia-ting benign and malignant breast tumors. Methods A total of 717 patients with breast tumors confirmed by surgical patho-logy were consecutively enrolled at Ruijin Hospital, Shanghai Jiao Tong Uni...

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  17. 17

    Effects of Pregelatinization on the Physicochemical Properties of Corn Grits and the Quality of Cooked Waxy Corn Wrapped in Plant Leaves par Yi Wang, Ruixuan Li, Yijiao Yan, Wanyi Niu, Yue Wang, Mingyi Shen, Ruifang Wang, Li Cheng

    Publié 2025-06-01

    In this study, the effects of pregelatinization on the physicochemical properties of corn grits and the quality of cooked waxy corn wrapped in plant leaves were investigated. This investigation was conducted to address the issues of partial gelatinization and poor texture in corn grits when applied...

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    Use of two-stage dough mixing process in improving water distribution of dough and qualities of bread made from wheat–potato flour par Jian YIN, Li CHENG, Yan HONG, Zhao-feng LI, Cai-ming LI, Xiao-feng BAN, Zheng-biao GU

    Publié 2021-01-01

    The two-stage dough mixing process was innovated to improve the qualities of bread made from potato flour (PF) and wheat flour at a ratio of 1:1 (w/w). The final dough was first prepared from wheat flour before being added with PF. The effects of the method on enhancing the dough qualities were veri...

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  20. 20

    Combined Effect of Resting Time and NaHCO<sub>3</sub> on Solubility and Gel Properties of Low-Salt Chicken Myofibrillar Protein par Wan-Li Cheng, Peng-Lei Yao, Xue-Hua Zhang, Yan-Yan Zhao, Sheng-Ming Zhao, Zhuang-Li Kang

    Publié 2025-06-01

    To investigate the interaction effects of resting times (0, 6, and 12 h) and NaHCO<sub>3</sub> concentrations (0, 2, 4, and 6 g/kg) on chicken myofibrillar protein (CMP), this study analyzed the changes in solubility, active sulfhydryl groups, rheological behavior, fluorescence, and gel...

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