Showing 4,081 - 4,100 results of 4,780 for search '"mining"', query time: 0.05s Refine Results
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  4. 4084

    Multimorbidity in Atherosclerotic Cardiovascular Disease and Its Associations With Adverse Cardiovascular Events and Healthcare Costs: A Real-World Evidence Study by Dingwei Dai, Joaquim Fernandes, Xiaowu Sun, Laura Lupton, Vaughn W. Payne, Alexandra Berk

    Published 2024-03-01
    “…Comorbid conditions were assessed using all data available within 12 months prior to and including the index date. Association rule mining was applied to identify comorbid condition combinations. …”
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    Article
  5. 4085

    Proclamation of the All-Russian Empire – the Beginning of the Way to the Great Power Status by V. A. Artamonov

    Published 2022-05-01
    “…There was an upsurge in the metallurgical industry and mining. Schools with high-quality military and secular education, the Academy of Sciences, the Senate, and the Synod were established. …”
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    Article
  6. 4086

    Comparative Study on Two Pretreatment Processes for Chemical Phase Analysis of Gold in Geological Samples by Atomic Absorption Spectrometry by Xiaodan Tang, Hang Li, Hongyan Liu, Bing Li, Yuyan Zhao, Jilong Lu, Jian Zhou, Qingqing Liu

    Published 2019-01-01
    “…In this study, the geological samples of the Laozuoshan gold mine are chosen to pretreat by ultrasonic centrifugation and cyclotron oscillation, and the content of gold in eight chemical phases (water-soluble, ion exchange and clay adsorption, organic matter bound, iron-manganese oxide bound, naked or seminaked, carbonate bound, sulfide bound, and insoluble silicate states) is determined by atomic absorption spectrometry. …”
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    Article
  7. 4087

    Learning Air Traffic as Images: A Deep Convolutional Neural Network for Airspace Operation Complexity Evaluation by Hua Xie, Minghua Zhang, Jiaming Ge, Xinfang Dong, Haiyan Chen

    Published 2021-01-01
    “…Considering there are numerous factors that can influence SOC, researchers have proposed several machine learning methods recently to evaluate SOC by mining the relationship between factors and complexity. …”
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    Article
  8. 4088

    Cell-Specific Regulation of Inflammatory Cytokines and Acute-Phase Proteins by the Glucocorticoid Receptor by Rebecca Winkler, Hong Lu

    Published 2023-01-01
    “…Background. Literature and data mining found abnormal induction of chemokine (C-X-C motif) ligand 1 (CXCL1) and CXCL8 and down-regulation of CXCL2 in inflammatory liver diseases. …”
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    Article
  9. 4089

    Design and Verification of a Deep Rock Corer with Retaining the In Situ Temperature by Zhiqiang He, Heping Xie, Mingzhong Gao, Ling Chen, Bo Yu, Yunqi Hu, Jianping Yang

    Published 2020-01-01
    “…However, traditional coring methods generally have no thermal insulation design, which introduces large deviations in the guidance required for resource mining. Thus, a thermal insulation design that utilizes active and passive thermal insulation was proposed for deep rock corers. …”
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    Article
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    Predicting the Botanical Origin of Honeys with Chemometric Analysis According to Their Antioxidant and Physicochemical Properties by Anna Maria Kaczmarek, Małgorzata Muzolf-Panek, Jolanta Tomaszewska-Gras, Piotr Konieczny

    Published 2019-05-01
    “…Also Principal Component Analysis (PCA) and Cluster Analysis (CA) were performed as initial steps of data mining. The datasets consisted of 72 honey samples (false acacia, rape, buckwheat, honeydew, linden, nectar-honeydew and multifloral) obtained from different regions of Poland and collected between April 2014 and November 2016. …”
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    Article
  13. 4093

    Litho-structural framework of mineralization along the Ait Atmane fault zone (High Atlas, Morocco): Insights from remote sensing and field data by Ijaajaane Abdelhak, Ait Ali Abdelkhiar, Kajji Souhaila, Si Mhamdi Hicham, Baidder Lahssen, Raji Mohammed

    Published 2025-01-01
    “…The primary objective is to analyze the distribution of fractures associated with the Ait Atmane fault and their relationship with Pb-Zn±Fe mineralized structures, aiming to identify metallotects for mining exploration. To achieve this, Sentinel-2A and ASTER images and ASTER GDM data were utilized to extract structural lineaments. …”
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    Article
  14. 4094
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    Short Cantilever Rock Beam Structure and Mechanism of Gob-Side Entry Retaining Roof in Reuse Period by Jingke Wu, Yun Dong, Jiarui Chen, Chunlei Zhang, Wei Yin, JiHua Zhang, Yongzhen Cheng

    Published 2020-01-01
    “…The research results were validated at the gob-side entry retaining project in the Huainan mining area and have theoretical significance and reference value for roadway support projects with similar conditions.…”
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    Article
  16. 4096

    Mechanical behaviour analysis of cemented tailings rock backfill materials: An insight from mesoscale modelling coupled with damage plasticity model by Chaoyi Yang, Hang Lin, Rugao Gao, Zhengrong Li, Dengjun Gan, Mingwu Liu, Qifan Ren

    Published 2025-07-01
    “…Cemented tailings rock backfill (CTRB) is a promising material for recycling mining solid waste and ensuring the stability of underground stopes. …”
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    Article
  17. 4097

    Water resources carrying capacity before and after volcanic eruption by M. Dede, S.B. Wibowo, Y. Prasetyo, I.W. Nurani, P.B. Setyowati, S. Sunardi

    Published 2022-10-01
    “…Based on T-Test, there are significant changes in the water resources carrying capacity at 2008 and 2021 (p-value 0.047 and 95% confidence level).CONCLUSION: Water resources carrying capacity increased only in some locations that occurred ecosystem succession after the eruption, although areas near the peak are decreased by sand and stone mining. The spatial-gridded model proved capable of analyzing this phenomenon.…”
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  18. 4098
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    ‎ Evaluation of spatial qualitative changes in surface water using cluster ‎analysis and factor analysis (Case study: the Aras river within the ‎boundaries of Iran)‎ by Mohammad Mostafa Shabarang‏, Ebrahim Fataei, Ali Akbar Imani, Hooman Bahmanpour, Mohammed ‏ Shabani‏

    Published 2024-11-01
    “…Therefore, based on the obtained results, it was revealed that the reason for qualitative changes at different stations is due to the entry of human pollutants from various urban, industrial, mining, and agricultural sources as well as erosion in the river basin. …”
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