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Trans. Nonferrous Met. Soc. China 31(2021) 2532-2544 Time-varying impact of political risk on copper prices Jing TANG1, Jian-bai HUANG1,2, Hong-wei ZHANG2,3, Yu-mei LUO1 1. School of Business... University, Changsha 410083, China Received 28 August 2020; accepted 26 June 2021 Abstract: Using the International Country Risk Guide (ICRG) index to represent countries’ political risk, the time-varying......
J. Cent. South Univ. (2021) 28: 2360-2374 DOI: https://doi.org/10.1007/s11771-021-4775-x Risk assessment of floor water inrush in coal mines based on MFIM-TOPSIS variable weight model ZHANG Guan-da... a variable weight model, which combines a multi-factor interaction matrix (MFIM) and the technique for order performance by similarity to ideal solution (TOPSIS) to implement the risk assessment......
J. Cent. South Univ. Technol. (2008) 15: 132-135 DOI: 10.1007/s11771-008-0026-7 Model of generic project risk element transmission theory based on data mining LI Cun-bin(李存斌), WANG...; Abstract: In order to construct the data mining frame for the generic project risk research, the basic......
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J. Cent. South Univ. (2012) 19: 1425-1436 DOI: 10.1007/s11771-012-1159-2 Performance-based seismic financial risk assessment of reinforced concrete frame structures Wu Qiao-yun(吴巧云)1,2, Zhu... (such as winds and earthquakes) will result in risk when any designed system (i.e. capacity) will not be able to meet the performance required (i.e. demand). Risk might be expressed either......
Risk evaluation of rock burst through theory of static and dynamic stresses superpositionLI Zhen-lei(李振雷)1, 2, DOU Lin-ming(窦林名)1, 2, WANG Gui-feng(王桂峰)1, CAI Wu(蔡武)1, 2, HE Jiang(何江)2, DING Yan-lu..., Xuzhou 221116, China)Abstract:Rock burst is one of the most catastrophic dynamic hazards in coal mining. a static and dynamic stresses superposition-based (SDSS-based) risk evaluation method of rock burst......
Integrated evaluation system under randomness and fuzziness for groundwater contamination risk assessment in a little town, Central ChinaZHU Hui-na(祝慧娜)1, 2, 3, YUAN Xing-zhong(袁兴中)2, 3, LIANG Jie(梁婕... and fuzziness was developed in this work to systematically assess the risk of groundwater contamination in a little town, Central China. In this system, randomness of the parameters and the fuzziness......
J. Cent. South Univ. (2019) 26: 1874-1885 DOI: https://doi.org/10.1007/s11771-019-4141-4 A framework for train derailment risk analysis CHUNG Ming-hwa(钟明华)1, CHANG Che-hao(张哲豪)2, CHANG Kuan-yuan(张宽... a framework based on the Nadal formula to assess train derailment risk. Monte Carlo simulation was adopted to develop 10000 sets of random parameters to assess train derailment risk subject......
J. Cent. South Univ. (2012) 19: 982-987 DOI: 10.1007/s11771-012-1100-8 Application of fuzzy analytic hierarchy process and neural network in power transformer risk assessment LI Wei-guo(李卫国)1, YU... University Press and Springer-Verlag Berlin Heidelberg 2012 Abstract: In operation, risk arising from power transformer faults is of much uncertainty and complicacy. To timely and objectively control......
J. Cent. South Univ. (2020) 27: 517-530 DOI: https://doi.org/10.1007/s11771-020-4313-2 Risk assessment of water inrush in tunnels based on attribute interval recognition theory WANG Sheng(王升)1, 2... construction. In order to effectively prevent and control the occurrence of water inrush, a new attribute interval recognition theory and method is proposed to systematically evaluate the risk of water inrush......