• Title/Summary/Keyword: Disaster Reports

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An Efficient Damage Information Extraction from Government Disaster Reports

  • Shin, Sungho;Hong, Seungkyun;Song, Sa-Kwang
    • Journal of Internet Computing and Services
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    • v.18 no.6
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    • pp.55-63
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    • 2017
  • One of the purposes of Information Technology (IT) is to support human response to natural and social problems such as natural disasters and spread of disease, and to improve the quality of human life. Recent climate change has happened worldwide, natural disasters threaten the quality of life, and human safety is no longer guaranteed. IT must be able to support tasks related to disaster response, and more importantly, it should be used to predict and minimize future damage. In South Korea, the data related to the damage is checked out by each local government and then federal government aggregates it. This data is included in disaster reports that the federal government discloses by disaster case, but it is difficult to obtain raw data of the damage even for research purposes. In order to obtain data, information extraction may be applied to disaster reports. In the field of information extraction, most of the extraction targets are web documents, commercial reports, SNS text, and so on. There is little research on information extraction for government disaster reports. They are mostly text, but the structure of each sentence is very different from that of news articles and commercial reports. The features of the government disaster report should be carefully considered. In this paper, information extraction method for South Korea government reports in the word format is presented. This method is based on patterns and dictionaries and provides some additional ideas for tokenizing the damage representation of the text. The experiment result is F1 score of 80.2 on the test set. This is close to cutting-edge information extraction performance before applying the recent deep learning algorithms.

Systematic Review of Korean Qualitative Researches on the Experience of Natural Disaster Survivors (자연재난 피해자 경험에 대한 국내 질적 연구의 체계적 문헌고찰)

  • Lee, Do-Eun;Park, Han-Song;Kim, Sang-Ho;Seo, Joo-Hee
    • Journal of Oriental Neuropsychiatry
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    • v.32 no.1
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    • pp.39-53
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    • 2021
  • Objectives: To analyze the reports of qualitative research about natural disasters in Korea. Methods: Nine published qualitative research studies were selected for the analysis. The selected reports were analyzed by Consolidated Criteria for Reporting Qualitative Research (COREQ), a reporting guideline for qualitative research. In addition, each subject of the study was qualitatively synthesized. Results: In the quality assessment using COREQ, detailed information about the researchers were insufficient. The results of the studies were integrated into six themes: "Disaster experience", "Disaster damage", "Dealing with disasters", "Disaster compensation issues", "Arbitration Resources", and "Post-disaster change". Conclusions: In further qualitative research on natural disasters, it is necessary to report the research according to the COREQ checklist. Based on the results of this study, continuous attention and research are needed to explore the areas of Korean medicine care in the event of a disaster.

Analysis on Broadcasters and Internet Reports that Provide Weather Information Regarding Typhoons (태풍시기 기상정보 제공에 대한 방송사와 인터넷 보도자료 분석)

  • Lee, Bo-Ram;Park, Jong-Kil;Jung, Woo-Sik
    • Journal of Environmental Science International
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    • v.26 no.1
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    • pp.37-46
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    • 2017
  • As a result of broadcasters' websites, there were more reports during the typhoon Bolaven/Tembin in 2012 than in 2002 and 2003. Checking related press releases of each broadcaster on NAVER, YTN reports are 3 times more than KBS. Considering great technology progress in the Internet and smart phone user environment compared to the past, it is thought to be rather regretful in that KBS has been the supervising broadcaster over Korean disaster. As a result of daily reports, the year 2002 typhoon Rusa was reported from the date of its arrival on Korean Peninsular to 3 days, but the information required to be provided for disaster prevention before its arrival was too scarce. 2003 typhoon Maemi was reported as many times as the 2002 typhoon, but its information was provided before its arrival. This is meaningful because the information provision was intended for disaster prevention unlike the past. In 2012, the number of weather forecast broadcast on the typhoon Bolaven/Tembin increased greatly compared to 2002 and 2003. This was also determined to be due to abundant information provided by broadcasters and the Internet portal sites as a result of great progress in Korea internet industry.

Pilot Research on a Heavy Rainfall for the Meteorological Information Application and Disaster Prevention (기상정보 활용 및 방재를 위한 호우 사례 연구)

  • Park, Jong-Kil;Jung, Woo-Sik;Choi, Hyo-Jin
    • Journal of Environmental Science International
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    • v.15 no.11
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    • pp.1003-1010
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    • 2006
  • It is very difficult to forecast accurately a damage from the natural disasters which occurs frequently. If the significant weather event was forecasted one or two days ago, we will be able to minimize a damage from the severe weather event through the suitable prevention activities. It said that 2000's our country's total damages from the meteorological disasters was several trillion won(Park et al, a, b, 2005). Therefore, we analyzed the Korea Meteorological Administration(KMA) and television broadcasting's reports, information contents, and transmission system, an ex post facto valuation about typhoon Nabi which struck the Korean peninsula from September 5 to 7, 2005. Through these investigations, we want to present the basic data to rises the application effect of disaster prevention meteorological information. We think KMA must present many information report to promote a citizen's understanding about the meteorological information and the serious disaster situation. And also we think the KMA and television broadcasting must present an advisable reports, the contents which is suitable to disaster response stages. And we must grasp the problem of disaster prevention meteorological information through an ex post facto examination, improve it effectively.

Analysis of Disaster News Contents on TV News Programs: Three Network TVs and JTBC's News Coverage of Sewol Ferry Disaster (방송 뉴스의 재난보도 콘텐츠에 대한 분석: 지상파 3사와 JTBC의 세월호 참사 보도를 중심으로)

  • Choi, Jinbong
    • The Journal of the Korea Contents Association
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    • v.16 no.12
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    • pp.539-550
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    • 2016
  • The news coverage of Sewol Ferry catastrophe has reprimanded from numbers of people because of false reports and mediamorphosis such as distorted news. Thus, the purpose of this study is to examine the news coverage of television news programs about the Sewol Ferry catastrophe. Specifically, this study was conducted to figure out problems with the disaster news reports of several broadcasting stations such as, KBS, MBC, SBS and JTBC. Furthermore, the study also explores about how they reported without following the rules of disaster news coverage and policy of disaster news coverage by content analysis.

A Review of the United Nations' School Disaster Safety (UN 학교재난안전 고찰)

  • Park, Youn-Ju
    • Journal of the Korean Society of School Health
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    • v.29 no.3
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    • pp.140-148
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    • 2016
  • Purpose: This review aims to provide an understanding of the UN recommendations regarding school disaster safety in the context of Korea's school safety system. Methods: Relevant literature and reports on the UN's school disaster safety were investigated. On basis of the analysis, this review closely examined how the UN school disaster safety had been developed and what it had proposed. Results: Major findings from this review regarding the UN school disaster safety were to: 1) utilize "all-hazards approach"; 2) focus on "community-based approach"; 3) explore "education for sustainable development"; and 4) emphasize "informal disaster safety education." Conclusion: This review on the UN school disaster safety may give a critical implication to Korea's school safety education.

Development of Disaster Situation Specific Tailored Weather Emergency Information Alert System (재난 상황별 맞춤형 기상긴급정보 전달 시스템 개발)

  • Yong-Yook Kim;Ki-Bong Kwon;Byung-Yun Lee
    • Journal of the Society of Disaster Information
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    • v.19 no.1
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    • pp.69-75
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    • 2023
  • Purpose: The risk of disaster from extreme weather events is increasing due to the increase in occurrence and the strength of heavy rains and storms from continued climate change. To reduce these risks, emergency weather information customized for the characteristics of the information users and related circumstances should be provided. Method: A first-stage emergency weather information delivery system has been developed to provide weather information to the disaster-risk area residents and the disaster response personnel. Novel methods to apply artificial intelligence to identify emergencies have been studied. The relationship between special weather reports from meteorological administration and disaster-related news articles has been analyzed to identify the significance of a pilot study using text analytic artificial intelligence. Result: The basis to identify the significance of the relations between disaster-related articles and special weather reports has been established and the possibility of the development of a real-world applicable system based on a broader analysis of data has been suggested. Conclusion: Through direct alert delivery of weather emergency alerts, a weather emergency alert system is expected to reduce the risk of damage from extreme weather situations.

A Study of the Integrated Modeling of the Incident Investigation Reports (사고조사 보고서 통합 모델링 연구)

  • Lee, ChangeYeol;Choi, Seo Yun
    • Proceedings of the Korean Society of Disaster Information Conference
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    • 2023.11a
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    • pp.55-56
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    • 2023
  • 사고 조사 보고서는 부처별, 기관별로 작성되어 관리되고 있다. 사고에 관한 종합적인 보고서로 그 정보가 정확하고, 중요한 정보를 가지고 있지만, 시스템화되지 않고, 또한 부처별, 기관별 그 양식이 다른 관계로 통합적으로 관리하고, 자동으로 중요한 정보를 도출하여 활용하기 어려운 상태이다. 본 연구는 이러한 사고조사 보고서의 중요한 6하 원칙 정보와 재난의 원인과 결과 등에 대한 정보를 시스템으로 통합 관리할 수 있는 모델을 연구하였다. 이를 기반으로 다양한 응용에서 활용할 수 있는 기반을 제공한다.

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Development of the Wind Wave Damage Estimation Functions based on Annual Disaster Reports : Focused on the Western Coastal Zone (재해연보기반 풍랑피해예측함수 개발 : 서해연안지역)

  • Choo, Tai-Ho;Cho, Hyoun-Min;Shim, Sang-Bo;Park, Sang-Jin
    • The Journal of the Korea Contents Association
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    • v.18 no.1
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    • pp.154-163
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    • 2018
  • Not only South Korea but also Global world show that the frequency and damages of large-scale natural disaster due to the rise of heavy rain event and typhoon or hurricane intensity are increasing. Natural disasters such as typhoon, flood, heavy rain, strong wind, wind wave, tidal wave, tide, heavy snow, drought, earthquake, yellow dust and so on, are difficult to estimate the scale of damage and spot. Also, there are many difficulties to take action because natural disasters don't appear precursor phenomena However, if scale of damage can be estimated, damages would be mitigated through the initial damage action. In the present study, therefore, wind wave damage estimation functions for the western coastal zone are developed based on annual disaster reports which were published by the Ministry of Public Safety and Security. The wind wave damage estimation functions were distinguished by regional groups and facilities and NRMSE (Normalized Root Mean Square Error) was analyzed from 1.94% to 26.07%. The damage could be mitigated if scale of damage can be estimated through developed functions and the proper response is taken.

An Information Fusion-based Disaster Information System Framework (정보융합기반 재난정보시스템 프레임워크에 관한 연구)

  • Park, Choong-shik
    • Journal of the Society of Disaster Information
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    • v.5 no.2
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    • pp.40-48
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    • 2009
  • DIS(Disaster Information System) is the information system supporting prevention, readiness, response, and recovery to disasters. DIS must monitor various disaster-related informations, keep various human resources and various material resources, and response real disasters. The conventional DISs are insufficient for integrated situation analysis, real-time report and operation, and utilizing the expertise of disaster personnels. In this study, the information-fusion based DIS framework is proposed for analysing various level informations, providing integrated situation informations and response plans, and processing real-time reports and operation according to field situations. The proposed DIS framework adopts information-fusion technologies and knowledge-based BRMS(Business Rule Management System).

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