• Title/Summary/Keyword: Natural disaster information

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Study on Urban Policies toward the Effective Disaster Prevention (실효성 있는 재해예방형 도시계획을 위한 개선방향 고찰)

  • Kim, Seulyea;Kim, Mieun;Kim, Changhyun;Lee, Sangeun
    • Journal of the Korean Society of Safety
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    • v.32 no.2
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    • pp.124-131
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    • 2017
  • This study aims to contribute to urban policy for more effective disaster prevention, as abnormal natural disasters are becoming more frequent. Up to now, the urban plan for disaster prevention in Korea merely includes basic principles and necessities of measures as an early stage. Furthermore, there are difficulties to make specific programs because the legal system, technical instruments, and financial supports are not sufficient. Therefore, this study figures out problems in the current plan related to urban prevention after analyzing the legal system and practices. Resulting from case studies in developed countries, the study draws significant implications, as follows: enhancing legally binding force; improving the procedures for the programs; establising technical infrastructure. It first suggests a way for the urban policy for disaster prevention by considering our local features comprehensively. It then defines the roles of central, local governemnts and research institutions, and the procedure for urban disaster prevention planning building on the individual roles. This study concludes that an emphasis should be placed on institutional tools necessary to publish technical guideline and establish the system so that urban planners more easily access to disaster risk information.

Development of Compression and Transmission Technology of GIS-based High Resolution Image Data in Flood Disaster Situation (홍수재난 상황에서 GIS 기반의 고해상도 영상데이터의 압축 및 전송 기술 개발)

  • Lee, Seung Hyeon;Lee, Eung Joon;Choung, Yun Jae
    • Journal of Korea Multimedia Society
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    • v.20 no.7
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    • pp.1038-1045
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    • 2017
  • The increase in frequency and scale of natural disasters is the typical negative examples of the global climate change and the change of the human living environment. The damage caused by natural disasters in particular including human and physical damage is directly linked to the safety and properties of citizens. Besides, damage occurs directly or indirectly to the SOC facility, and the damaged SOC facility violates the citizens' safety rights. Therefore, a plan to provide prompt and effective risk map information by linking a 3D disaster information display system, which handles the information of the damage that may occur to SOC facilities at the time of disasters, with an on-site assistance application is suggested in this study. The prompt provision of risk map information is defined as a dynamic expression technology in this study. It also processes and compresses the system to display disaster information, a spreading system that can utilize on-site information, and a module developed to organically link with the DB system that builds information and relationships. Based on the module, the effective disaster information compression plan will be prepared, and the prompt information transmission system will be secured.

Development of Code System for Systematic Accumulation and Utilization of Disaster Safety Data (재난안전 데이터의 체계적인 축적·활용을 위한 코드체계 개발)

  • Jung, In-Su
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.19 no.10
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    • pp.167-175
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    • 2018
  • To cope with the increasing number of natural disasters in recent years, managers in the National Disaster and Safety Status Control Center, who have considerable experience and skills, are regarded highly important. Although the National Disaster and Safety Status Control Center oversees the disaster-status control tasks in preparation for various natural and social disasters, there is little data due to the frequent replacement of managers. Therefore, this study developed a disaster-safety code system that tracks and manages disaster information, because the current record management and amount of information sharing remains very low. Among 22 natural and social disaster types, this study targeted four types of disasters: heavy snow, strong winds, high seas, and heavy rain. The final disaster-safety data code system was proposed through the following processes: analysis of the code systems of disaster areas in Korea and overseas, setup of the implementation of directions, development of the classification system, and categorization. For the systematic accumulation of data, the four code systems were integrated into one. A prototype system was developed and operated to verify the validity of the proposed code system. The results showed that data were accumulated and services were provided accordingly with respect to the proposed code system. If past data are accumulated and utilized according to the proposed code system in this study, it will be helpful in the decision making process to respond to new types of disasters, based on past experiences.

A Study on the Method of Creating a Safety Vulnerable Class Distribution Diagram for Non-Structural Countermeasures in the Comprehensive Natural Disaster Reduction Plan (자연재해저감종합계획 비구조적 대책의 안전취약계층도 작성방안에 관한 연구)

  • Doo Hee Kim;In Jae Song;Byung-Sik Kim
    • Journal of Korean Society of Disaster and Security
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    • v.16 no.1
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    • pp.1-11
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    • 2023
  • The comprehensive natural disaster reduction plan, the highest plan in the disaster prevention field, was implemented by local governments. second plan is currently being formulated. In order to minimize human and property damage, structural and non-structural measures for each of the nine disaster types are established and implemented for 10 years. Structural measures are based on engineering and quantitative analysis, and the criteria for setting reduction measures are clear. Non-structural measures, however, currently lack the set criteria. the basic disaster and safety management law included the safety vulnerable class in 2018. Currently, the safety vulnerable class of the detailed establishment criteria of the comprehensive natural disaster reduction plan is being established, including children, the elderly, and the disabled. However, due to the lack of data securing and database construction by local governments, it is difficult to prepare a location map for establishing reduction measures for the safety vulnerable. Therefore, in this study, OPEN API data of the safety vulnerable class were collected and statistical information and GIS of SGIS information services were used. The distribution diagram of the safety vulnerable class in Samcheok, Gangwon-do, which is a sample area, and the distribution diagram of the safety vulnerable class in units of the output area (OA) in Geundeok-myeon were prepared.

A Study on the Activation of FM Radio Receive Chip in Smartphone for Disaster Broadcast Reception (재난방송 수신을 위한 스마트폰 FM 라디오 수신 칩 활성화 방안)

  • Shin, Jin-Sik;Bong, Sang-Il;Choi, Seong-Jhin
    • Journal of Satellite, Information and Communications
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    • v.12 no.4
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    • pp.1-10
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    • 2017
  • Sudden natural disasters such as earthquakes, typhoons, heavy rainfall, etc., which come without warning, often threaten our lives and property, so it is important to spread the disaster quickly and accurately. Thus, in this paper, we present a method for the activating of FM radio receiver chip embedded in smartphone to receive disaster broadcasting in case of disaster. One is to investigate the roles and limits in a domestic disaster broadcasting system and disaster relay broadcasting by media, and the other is to present the method for the activation of smartphone FM radio receiver chip by conduct an expert survey.

Development of Earthquake Damage Estimation System and its Result Transmission by Engineering Test Satellite for Supporting Emergency

  • Jeong, Byeong-Pyo;Hosokawa, Masafumi;Takizawa, Osamu
    • 한국방재학회:학술대회논문집
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    • 2011.02a
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    • pp.12-19
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    • 2011
  • Drawing on its extensive experience with natural disasters, Japan has been dispatching Japan Disaster Relief (JDR) team to disaster-stricken countries to provide specialist assistance in rescue and medical operations. The JDR team has assisted in the wake of disasters including the 2004 Indian Ocean Earthquake and the 2008 Sichuan Earthquake in China. Information about the affected area is essential for a rapid disaster response. However, it can be difficult to gather information on damages in the immediate post-disaster period. To help overcome this problem, we have built on an Earthquake Damage Estimation System. This system makes it possible to produce distributions of the earthquake's seismic intensity and structural damage based on pre-calculated data such as landform and site amplification factors for Peak Ground Velocity, which are estimated from a Digital Elevation Model, as well as population distribution. The estimation result can be shared with the JDR team and with other international organizations through communications satellite or the Internet, enabling more effective rapid relief operations.

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A study on Natural Disaster Prediction Using Multi-Class Decision Forest

  • Eom, Tae-Hyuk;Kim, Kyung-A
    • Korean Journal of Artificial Intelligence
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    • v.10 no.1
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    • pp.1-7
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    • 2022
  • In this paper, a study was conducted to predict natural disasters in Afghanistan based on machine learning. Natural disasters need to be prepared not only in Korea but also in other vulnerable countries. Every year in Afghanistan, natural disasters(snow, earthquake, drought, flood) cause property and casualties. We decided to conduct research on this phenomenon because we thought that the damage would be small if we were to prepare for it. The Azure Machine Learning Studio used in the study has the advantage of being more visible and easier to use than other Machine Learning tools. Decision Forest is a model for classifying into decision tree types. Decision forest enables intuitive analysis as a model that is easy to analyze results and presents key variables and separation criteria. Also, since it is a nonparametric model, it is free to assume (normality, independence, equal dispersion) required by the statistical model. Finally, linear/non-linear relationships can be searched considering interactions between variables. Therefore, the study used decision forest. The study found that overall accuracy was 89 percent and average accuracy was 97 percent. Although the results of the experiment showed a little high accuracy, items with low natural disaster frequency were less accurate due to lack of learning. By learning and complementing more data, overall accuracy can be improved, and damage can be reduced by predicting natural disasters.

Distribution and Application of Community-based Disaster Risk Information : Lessons from Shiga Prefecture in Japan

  • Choi, Choongik;Choi, Junho
    • Journal of Distribution Science
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    • v.16 no.6
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    • pp.15-23
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    • 2018
  • Purpose - This paper aims to explore the distribution and application of community-based disaster risk information and employ a case study as a qualitative research method to make some implications and suggestions for disaster management in the future. Research design, data, and methodology - This research has basically adopted an idiographic approaches to examine the basic policy of integrated flood risk management of Shiga prefecture in Japan. The methodology is based on a retrospective analysis, which starts from critical events and traces backwards processes to find out what goes well or wrong. Results - The results of this paper support that the multiple stakeholders in a community have to share and distribute disaster risk information in the proper time. The distribution and application of community-based disaster risk information cannot be overemphasized in that the local communities are culturally rich in traditional flood management knowledge, have voluntary organizations and have enjoyed mutual support and human network to cope with floods. Conclusions - The study results also imply that local residents of the community will be abe to have an important role in coping with natural disasters, which involves more proactive actions than passive actions for the enhancement of disaster management.

A Study on Analysis and Improvement of Contents of Domestic Disaster & Safety Education (국내 재난안전교육 컨텐츠 분석 및 개선방안 연구)

  • Chung, Hee-Soo;Song, Chang-Geun
    • Journal of Convergence for Information Technology
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    • v.12 no.1
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    • pp.76-82
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    • 2022
  • Recently, natural and social disasters in Korea are increasing, and new disasters such as COVID 19 and sinkholes, and large-scale disasters that combine natural and social disasters are occurring frequently. In order to reduce damage caused by disasters and effectively respond to disasters, the importance of disaster safety education is emerging because it is necessary to understand the awareness of disaster situations and the functional response process. Ministry of Public Interior and Security is providing disaster safety education for emergency managers through 54 specialized disaster safety education institutions. There is also a lack of experience facilities. This has a problem in that it makes it difficult for disaster safety personnel to effectively respond to disasters due to lack of experience in actual disaster sites. Also, unlike other education fields, the connection between disaster safety education contents and new technologies such as AI is still lacking. In this study, focusing on natural disaster, the current status and problems of domestic disaster safety education institutions and their contents are investigated and analyzed, and based on this, this study suggested improvement plans for domestic disaster safety education contents such as establishment of a unified disaster safety standard curriculum, production and distribution of disaster safety education experience contents using virtual reality technology and infotainment technology, and development of mobile AI tutoring service.

Development of Detour Route and Evacuation Route Guidance System Using Disaster Information (재해정보를 이용한 우회경로 및 대피경로 안내시스템 개발)

  • Kwon, Won-Seok;Kim, Chang-Soo;Kim, Young-Seup
    • Journal of the Korean Association of Geographic Information Studies
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    • v.15 no.1
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    • pp.34-42
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    • 2012
  • Life and Property damage has increased during traffic congestion and isolation because natural disasters such as flood and landslide have occurred every year. When disaster occurs, if there is insufficient information in advance when entering the flooding areas which subsequently cause confusion. In this paper, we developed the system that could provide display of detour route using disaster information and evacuation route in disaster areas. User will receive result of analysis using smart phone application to prevent additional damages when disaster areas were entered by manager.