Proceedings of the 9th Annual Meeting of Risk Analysis Council of China Association for Disaster Prevention (RAC 2020)

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40 articles
Proceedings Article

An Internet of Intelligences with Geospatial Information Diffusion Model for Inferring Disasters in Information Isolated Islands

Chongfu Huang
An internet of intelligences constructed with “model-view-controller” frameworkis composed of six functional modules: data declaration, data review, data query, disaster assessment, user management, and system management. There are four user role permissions: data declarer, daily administrator, disaster...
Proceedings Article

Analysis of Industrial Response Mechanism of COVID-19 Risk Impact

Run Chai, Xiaolin Li
In January 2020, COVID-19 suddenly broke out, then Wuhan province had to be isolated and people had to observe home quarantine in China. The epidemic led to instantaneous closure of the business catering, entertainment, tourism and other service industries. Most of the traffic was interrupted, enterprises...
Proceedings Article

Study and Application of Seismic Risk and Exposure Model Based on AI Technologies

Changlong Li, Zongchao Li, Hongshan Lyu, Mengtan Gao
This paper investigated the numbers, taxonomy and vulnerability of the buildings in Southeastern Tibet and built pattern classes for difference types of buildings. Then we assessed the distribution of each type of buildings in every town based on 3D image pattern recognition, and made an event-based...
Proceedings Article

Research on Factors Influencing the Needs of Chinese Commercial Health Insurance Caused by COVID-19

Boya Shi, Chengyi Pu
With the global spread of pneumonia virus COVID-19 in 2020, commercial health insurance will solve the unbearable expenses faced by families infected by the epidemic. Residents’ demand for health insurance services has increased dramatically, and insurance companies’ innovations in health insurance products...
Proceedings Article

Field Investigation of Earthquake Under Abnormal Conditions-A Case Study of Shiqu Earthquake with M5.6 in Sichuan Province

Sen Qiao, Zongchao Li, Aiwen Liu, Xueliang Chen, Li Changlong, Li Tiefei, Zhang Bo
In this paper, taking the earthquake of Ms5.6 occurred in Shiqu County, Ganzi Prefecture, Sichuan Province at 20:23 on April 1, 2020 as an example, the main measures to carry out earthquake site investigation and emergency response under abnormal conditions (epidemic situation of new coronavirus) are...
Proceedings Article

Research on Removal of Cloud Based on Remote Sensing Image of Sentinel-2

Aru Han, Jiquan Zhang
Cloud cover is a serious impediment in land surface analysis from Remote Sensing images either causing complete obstruction with loss of information or blurry effects when being semi-transparent (clouds). While thick clouds require complete pixel replacement, cloud removal is fairly challenging as the...
Proceedings Article

Analysis of Heavy Rain and Risk Assessment in the Main Flood Season of the Yangtze River Basin in 2020

Zijie Jiang, Xiaoya Wang, Weiguo Jiang, Dabin Ji
Affected by heavy rainfall, the Yangtze River’s 2020 floods No. 1 and No. 2 formed in the upper reaches of the Yangtze River on July 2 and 17, respectively. In order to explore the specific change process and impact of this heavy rainfall, this paper uses high-resolution precipitation fusion data, which...
Proceedings Article

Credit Risk Evaluation of Big Data Enterprises Based on Intuitionistic Fuzzy Sets

Mu Zhang, Si-si Li
The fuzzy sets theory cannot accurately reflect the hesitation or abstention of decision makers. In view of this problem, introducing the intuitionistic fuzzy sets, we put forward a credit risk evaluation model of big data enterprises based on intuitionistic fuzzy sets. Firstly, a credit risk evaluation...
Proceedings Article

Association of two COVID-19 outbreaks with meteorological parameters in Beijing, China

Yue Gao, Ruidi Zhang, Hongbin Cao
Since December 2019, COVID-19 has become a public health emergency of international concern, from local area to the current worldwide pandemic. Since March this year, the epidemic in Chinese cities has been effectively controlled, and the number of newly confirmed local cases in many places has reached...
Proceedings Article

Dynamic Evaluation and Regionalization of Maize Drought Vulnerability in the Midwest of Jilin Province

Ying Guo, Jiquan Zhang, Rui Wang, Zhijun Tong, Xingpeng Liu
Drought vulnerability analysis of crops can build a bridge between hazard factors and disasters and become the main tool to mitigate the impact of drought. However, the resulting disagreement about the appropriate definition of vulnerability is a frequent cause for misunderstanding and a challenge for...
Proceedings Article

Influence of Climate Change on Maize Yield in Growing Season-A Case Study of the Songliao Plain

Guna Ari, Jiquan Zhang, Yulong Bao, Hanfu Asi
With global warming, extreme weather and climate events, such as super-severe drought, are occurring more frequently, affecting more and more, and damaging more and more, which makes the distribution range of drought disasters and the impact of agricultural ecology more extensive. In order to analyze...
Proceedings Article

Contagion Effect of Associated Credit Risks Embedded in a Interpersonal-Related Supply Chain

Xiaofeng Xie, Xiuying Hu, Kai Xu, Yang Yang, Fengying Zhang
Interpersonal relationship is an important factor affecting the contagion of associated credit risk among enterprises in supply chain. Based on the combination financing channels of bank credit and trade credit, this paper considers the interpersonal relationship between managers in supply chain enterprises,...
Proceedings Article

Analysis on the Current Status and Existing Problems of Overseas Engineering Insurance

Yi Liang, Hanping Zhao
The “Belt and Road” initiative takes policy communication, facility connectivity, unimpeded trade, financial integration, and people-to-people bonds as its core, to create a community of interests, a community of destiny, and a community of mutual benefit and responsibility for mutual political trust,...
Proceedings Article

Comparative Analysis of Black Swan Event Studies

Xinying LIU, Hang LI, Xiaobing HU
Black swan events have three basic characteristics: rarity, shock and post-event prediction. In recent years, black swan events occur frequently, which makes risk prevention and control in all sectors of society face severe challenges. Although scholars have done a lot of research on black swan events,...
Proceedings Article

Preliminary Analysis of Seismic Spatial Clustering in China Sea and Adjacent Areas

Weijin Xu, Xuejing Li, Zhuojuan Xie, Yujun Lv
The spatial distribution of earthquakes is an important basis for the classification of potential source areas in seismic hazard analysis. It is very important to excavate the spatial distribution information of earthquake to indicate the division of seismic belt and potential seismic source. In this...
Proceedings Article

Application of New Generation Information Technology in Disaster Prevention and Mitigation in Chemical Industry Park

Kaiyuan Wang, Jianzhong Sun, Di Li, Zhaohai Meng, Chuanwu Sun
This paper firstly analyzes the present situation of disaster prevention and reduction and production safety in the chemical industry park, Then, on the basis of explaining the necessity and importance of disaster prevention and mitigation work in chemical parks, the significance of satellite remote...
Proceedings Article

Simulation and Analysis of Microtremor H/V Spectrum Based on the Surface Wave Propagation Theory in Layered Half-Space

Xueliang Chen, Zhen Zhang, Mengtan Gao
Subsurface velocity structures can be constructed via an inversion of the horizontal-to-vertical (H/V) spectral ratio of microtremor (MHV) curves, as a result, a method of simulating the MHV curves is key. In this study, we use the H/V spectral ratio of the surface wave (SHV) based on the surface wave...
Proceedings Article

Research on Earthquake Disaster Background Data in Spatial Information Diffusion Model

Rundong Wang, Chongfu Huang
When a major natural disaster occurs, the data in the disaster area is usually incomplete and information islands may appear. Considering the time required by the on-site survey statistical methods, geospatial information diffusion models can be used to infer the rescue needs of information islands....
Proceedings Article

Study on the Economic and Population Loss of Beijing Area Considering the Recurrence of the Sanhe-Pinggu M8 Earthquake in 1679

Qing Wu, Changhua Fu, Xiangyun Guo
This paper aims at the Sanhe-Pinggu M8 Earthquake in 1679, and uses the precise location of small and medium earthquakes to determine the source model and rupture properties of large historical earthquakes. Using the combination of deterministic numerical simulation method and finite fault random ground...
Proceedings Article

Analysis on the Relationship Between Economic Cycle Fluctuation and Enterprise Property Insurance Cycle Fluctuation

Shijing Li, Chengyi Pu
based on the enterprise property insurance market, from 2003 to 2015 in addition to Hong Kong, Macao and Taiwan regions of 31 provinces, municipalities and autonomous regions of time series, panel data as samples, using fixed effect of multiple regression model to estimate the insurance cycle and economic...
Proceedings Article

Prediction of Future Drought in Shandong Province Under Different RCPs Scenarios

Yongbin Bao, Jiquan Zhang, Ari Guna
Climate change, characterized by rising temperature, aggravating drought and increasing extreme weather events, will greatly threaten the future social and economic development. Therefore, based on CMIP5 data, the future drought of Shandong Province under different RCPs scenarios (rcp4.5 and rcp8.5)...
Proceedings Article

Analysis on the Impact of R&D Investment on Regional Innovation Achievements in the Yangtze River Delta

Chou Mo, Chengyi Pu
Technological innovation is the only way to maintain sustainable and high quality development in China. In order to further implement the policy of deepening scientific and technological reform, China has promulgated various policies to support innovation to promote the transformation and upgrading of...
Proceedings Article

The Incentive Mechanism of Government to Bank in Loan Risk Compensation Mechanism for Technological SMEs

Mu Zhang, Zhi-yuan Lü
Establishing and perfecting the incentive mechanism of government to bank in loan risk compensation mechanism for technological SMEs is of great significance to improving the use efficiency of loan risk compensation funds for technological SMEs. Based on loans origination operation and bad debts write-off...
Proceedings Article

Research on Risk Prevention of “Shared Employees” Model Under the Background of Public Health Emergencies

Benhong Xiao, Qibao Mi, Yanguo Tang, Huibin Yang
During the outbreak of Novel Coronavirus Pneumonia in 2020, on the one hand tourism, catering, hotel, entertainment, film and television and other service industries are greatly affected, and a large number of employees are waiting to return to work, resulting in “labor difficulty”. On the other hand,...
Proceedings Article

Statistics and Countermeasures on the Risk of Poverty Alleviation of Farmers in the Poor Area

Xiaojun Pan, Chengyi Pu
The western ethnic regions are typical areas of deep poverty in our country. The main reasons for the high incidence of poverty are the loss or lack of income-increasing opportunities and ability of farmers due to multidimensional risks such as endemic diseases, disasters, and lack of education. Multi-dimensional...
Proceedings Article

Research on Public Health Risk Prevention of Long-Term Care Facilities

Take the Cases of Coronavirus Disease

Fengying Zhang, Xiaofeng Xie, Jianhui Kong, Kai Xu, Zongfang Zhou
Under the current situation of complexity and uncertainty of public health risks, the elderly in nursing homes are at the highest risk of being infected. For the research of pension institution of emergent public health risk prevention strategy, this paper constructs the Long-term Care Facilities based...
Proceedings Article

Influence of Pore Ratio of Clay Layer on Regression Relationship Between Depth and Shear Wave Velocity in Yuxi Area

Tiefei Li, Xueliang Chen, Zongchao Li, Sen Qiao
Shear wave velocity of soil layer is a key parameter in the numerical simulation model of ground motion for various sites. For three-dimensional model, the cost of direct measurement of shear wave velocity is high. It is a common method to estimate the shear wave velocity based on the depth shear wave...
Proceedings Article

Prediction of Climate Change Impacts on Blue and Green Water Resources in the Lianshui River Basin

Dehua Mao, Zhengzui Li, Chang Feng, Ruizhi Guo
PSO particle swarm optimization algorithm in combination with Kling–Gupta efficiency coefficient KGE objective function is introduced to calibrate the model parameters based on Xiangxiang station measured discharges and MOD16 evapo transpiration data. Moreover, p-factor, r-factor, R2, NSE and PBIAS are...
Proceedings Article

Statistical Measurement and Analysis of the Vulnerability of ChiNext in the Era of Negative Interest Rate

Boya Xu, Chengyi Pu
With the gradual approach of the era of negative interest rates and the large-scale outbreak of the epidemic, the fragility of the global financial market has suddenly increased, and the stock market with strong interest rate and capital sensitivity has been greatly affected. my country’s stock market...
Proceedings Article

Credit Risk Analysis and Evaluation of Internet Supply Chain Finance Listed Companies -- Based on Structural Entropy Weight TOPSIS Method

Xudong Cai, Hongmei Zhang
The emergence of supply chain finance has effectively solved the problem of financing difficulty and high cost for small and medium-sized enterprises. The rapid development of the Internet has magnified this advantage. However, based on its diversified main body and complex business process, the risk...
Proceedings Article

Research on the Optimization of Intangible Assets Dynamic Evaluation Index System in GEM

Linqiu Gu, Chengyi Pu
With the rapid development of market economy and economic globalization, we have entered a new era of knowledge economy. In the process of economic development focusing on innovation, enterprises based on knowledge and technology are emerging, which makes the proportion of intangible assets rising. But...
Proceedings Article

Suitability Evaluation of Ecological Control Measures for Typical Small Watershed Soft Rock Area Based on TVDI and NDVI changes

Jing Liu, Li-Ga Bai, Shan Yin, Guo Jianyin
The spatiotemporal variation characteristics of soil moisture and vegetation change are important factors to monitor the effect of water and soil loss control in a watershed. Based on the multi-source remote sensing data from 2015 to 2019, the temporal and spatial variation laws of LUCC, TVDI and NDVI...
Proceedings Article

Analysis on the Income Risk and Insurance Pricing of Peanut Planting Farmers in North China

Xiao Su, Chengyi Pu
Agricultural production has been affected by natural disasters for a long time. In recent years, extreme meteorological disasters occur frequently in the context of global climate change, causing fluctuations in crop yields and prices, and posing serious threat to rural economic development. Shandong...
Proceedings Article

Research on Credit Risk Evaluation of Big Data Enterprises Based on Fuzzy DEA

Jie Ren, Hong Mei Zhang
The development of big data enterprises in China is still in its infancy, and there is a big gap between China and foreign countries in terms of technology and credit risk evaluation. In this context, based on the research of big data enterprises, this paper uses principal component analysis and correlation...
Proceedings Article

The Impact of the COVID-19 Epidemic Risk on the Financial System and Countermeasures

Nieying Xu, Chengyi Pu
The COVID-19 pneumonia epidemic broke out and spread across the world, causing residents to stay at home, causing service industries such as commerce, catering, culture and entertainment, and holiday tourism to cease business almost instantly, interrupting most of the transportation and business suspension,...
Proceedings Article

The Research on the Asset Quality, Risk Management Capability and Scale Difference of Commercial Banks

Based on Panel Data of 36 Listed Banks

Yingchan Ye, HongMei Zhang
Under the COVID-19, non-performing loan ratio is increasing, and it has been harder to handle the non-performing asset. Therefore, it is more difficult for business banks to prevent from deterioration of asset quality in current days.Based on this, in order to prevent the risk of rapid deterioration...
Proceedings Article

Study on the Risk of Gem Stock and the Company’s Operation

Runhe Song, Chengyi Pu
On October 30, 2009, the China Growth Enterprise Market was officially listed, mainly to provide financing channels for startup companies. Compared with the main board market, the Growth Enterprise Market market tends to have more relaxed listing requirements. It can be said that the Growth Enterprise...
Proceedings Article

Analysis on the Development of Green Insurance in Guizhou Province Under the Framework of DPSIR Model

Liang Jingyu
Green insurance generally refers to environmental pollution liability insurance. Green insurance has many characteristics such as promoting environmental protection and stabilizing social relations. The application of the DPSIR model to the analysis of the development of the insurance industry can cover...
Proceedings Article

Compilation and Analysis of Systemic Risk Index of Sci-tech Innovation Board Market

Yongjie Zhang, Chengyi Pu
Since the establishment of the sci-tech innovation board, the government lacks effective means to supervise the market risk of the sci-tech innovation board, and it is difficult for investors to accurately grasp the risks in the market. But now, the research on the systematic risk of the sci-tech innovation...
Proceedings Article

Research on the Function Path of Rural E-Commerce to Rural Revitalization in Guizhou

Fang Song
Based on the existing research, according to the current situation of rural e-commerce development in Guizhou, in accordance with the overall requirements of rural revitalization, which are prosperous in industry, livable in ecology, civilized in rural style, effective in governance and rich in life,...