• Title/Summary/Keyword: Disaster information

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A Study on the Standard Code Systematization of Disaster Environmental Information Data for Earthguakes, Fires and Fine Dusts (지진·화재·미세먼지에 대한 재난환경 정보 데이터의 표준 코드 체계화 연구)

  • LEE, Yongsoo;Ryu, Sanghun;Ko, Hyun-A;Jeong, Insu
    • Journal of the Korean GEO-environmental Society
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    • v.20 no.12
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    • pp.27-32
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    • 2019
  • Disaster Safety Management Information standardization and harmonization simplifies the process of disaster management (prevention, preparedness, response and recovery) to increase the efficiency of disaster management, it is necessary to minimize the people's life and property damage. Disaster safety standardization is to standardize disaster safety information in the past to respond to an uncertain future and systematically manage disaster safety accordingly. This study developed a standard code system to utilize disaster safety information such as earthquake, fire, and fine dust, which are of social interest among various and complex environmental disasters. It aims to support practitioners to conduct efficient disaster tasks in the event of a disaster.

Collection and Utilization of Unstructured Environmental Disaster by Using Disaster Information Standardization (재난정보 표준화를 통한 환경 재난정보 수집 및 활용)

  • Lee, Dong Seop;Kim, Byung Sik
    • Ecology and Resilient Infrastructure
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    • v.6 no.4
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    • pp.236-242
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    • 2019
  • In this study, we developed the system that can collect and store environmental disaster data into the database and use it for environmental disaster management by converting structured and unstructured documents such as images into electronic documents. In the 4th Industrial Revolution, various intelligent technologies have been developed in many fields. Environmental disaster information is one of important elements of disaster cycle. Environment disaster information management refers to the act of managing and processing electronic data about disaster cycle. However, these information are mainly managed in the structured and unstructured form of reports. It is necessary to manage unstructured data for disaster information. In this paper, the intelligent generation approach is used to convert handout into electronic documents. Following that, the converted disaster data is organized into the disaster code system as disaster information. Those data are stored into the disaster database system. These converted structured data is managed in a standardized disaster information form connected with the disaster code system. The disaster code system is covered that the structured information is stored and retrieve on entire disaster cycle. The expected effect of this research will be able to apply it to smart environmental disaster management and decision making by combining artificial intelligence technologies and historical big data.

Research on the Sharing of Disaster Information Using Web GIS Technology (Web GIS를 이용한 재해 정보 제공에 관한 연구)

  • 김동문;양인태
    • Journal of the Korean Society of Surveying, Geodesy, Photogrammetry and Cartography
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    • v.21 no.2
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    • pp.101-107
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    • 2003
  • Lately, much researches for information management of web GIS base are gone. Specially, disaster Information Management System development of Web-Based for management and offer of disaster information such as flood or earthquake is necessarily necessary for prevention and countermeasure about disaster, disaster information acquisition of interest area. Spatial DB access for plan/analysis/management business of this system should be possible and must become display of disaster information and disaster mapmaking through internet for disaster prevention but research of web GIS base about this field is childhood yet. This research executed research for disaster information offer using HTML and Javascript and ESRI's ArcIMS that is development tools or web GIS. And this research could search disaster information of interest area through various kinds function and offer in display through user selection. Also, topography of interest area could confirm through third dimension topography model who use VRML. And this research could supply disaster information of Chunchon city using various function thorough system of Web-Based.

Weibo Disaster Rumor Recognition Method Based on Adversarial Training and Stacked Structure

  • Diao, Lei;Tang, Zhan;Guo, Xuchao;Bai, Zhao;Lu, Shuhan;Li, Lin
    • KSII Transactions on Internet and Information Systems (TIIS)
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    • v.16 no.10
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    • pp.3211-3229
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    • 2022
  • To solve the problems existing in the process of Weibo disaster rumor recognition, such as lack of corpus, poor text standardization, difficult to learn semantic information, and simple semantic features of disaster rumor text, this paper takes Sina Weibo as the data source, constructs a dataset for Weibo disaster rumor recognition, and proposes a deep learning model BERT_AT_Stacked LSTM for Weibo disaster rumor recognition. First, add adversarial disturbance to the embedding vector of each word to generate adversarial samples to enhance the features of rumor text, and carry out adversarial training to solve the problem that the text features of disaster rumors are relatively single. Second, the BERT part obtains the word-level semantic information of each Weibo text and generates a hidden vector containing sentence-level feature information. Finally, the hidden complex semantic information of poorly-regulated Weibo texts is learned using a Stacked Long Short-Term Memory (Stacked LSTM) structure. The experimental results show that, compared with other comparative models, the model in this paper has more advantages in recognizing disaster rumors on Weibo, with an F1_Socre of 97.48%, and has been tested on an open general domain dataset, with an F1_Score of 94.59%, indicating that the model has better generalization.

APPLICATION OF IT TO REDUCE FLOOD DAMAGE DURING HEAVY RAINFALL DISASTER IN JAPAN

  • Kang, Sang-Hyeok;Motoyuki ushiyama, Motoyuki-Ushiyama
    • Water Engineering Research
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    • v.4 no.4
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    • pp.187-192
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    • 2003
  • The rainfall observation systems have largely been improved in Japan. The Japan Meteorological Agency, prefecture governments, and other administrative bodies have also increased the number of rain gauges thru out the country. The density of observatories is now one per several $\km^2$. Heavy rainfall information systems have been improved. Besides it, the Internet was popularized in the late 1990s, and has been used to transmit data of heavy rainfall. Internet accessible cellular phones have been popular in Japan since 1999. Such phones are expected to be useful in the field of disaster warning announcements, because they can automatically notify users bye-mail of pending disasters. The use of the Internet during natural disasters is groundbreaking in Japan today. However, in order to use disaster information effectively on Internet it is necessary to investigate how to use the information during the rainfall disaster. Therefore in our study we suggest methods on the effective construction and their use of information technology on Internet.

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A Study for Designing a Forest Disaster Response Platform (산림재난 대응 플랫폼 설계를 위한 기초연구)

  • Kye-Won Jun;Chang-Deok Jang;Bae-Dong Kang
    • Journal of Korean Society of Disaster and Security
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    • v.17 no.1
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    • pp.17-25
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    • 2024
  • Recent climate change has led to an increase in the probability of forest disasters (forest fires, landslides). However, disaster systems providing information for forest disaster response lack unified information provision. Therefore, this study aims to provide essential disaster information from a unified system for swift disaster response. To achieve this goal, we conducted a fundamental study on the necessary components for designing a forest disaster platform, explored methods for visualizing platforms enabling swift response and information provision during forest disasters through case studies, and presented the findings. Our results indicate that both domestic and international forest disaster response platforms commonly utilize spatial information to provide location-specific information. Key components identified for designing a response platform for forest disasters include constructing forest disaster big data, including climate information for target areas, developing technology for integrated diagnosis of forest disasters at each stage, and designing tailored safety care services for disaster areas.

A Study on the Spatial Analysis Model to Decide Medical Institutions/Mental Health Centers for Disaster Victims

  • Choi, Eun-Hye;Hwang, Hyun-Suk;Kim, Chang-Soo
    • Journal of information and communication convergence engineering
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    • v.9 no.4
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    • pp.358-362
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    • 2011
  • The National Emergency Management Agency of South Korea has established a Disaster Victims Psychology Support Center. The Disaster Victims Psychology Support Center can enable victims who got psychological damage from disasters to return to their daily lives through healing activity, field visits and advice of experts. The previous Psychology Support Center System managed the information of disaster victims through an independent database. However, this paper proposes a system that is developed to identify medical institutions and mental health centers within a distance of radius, based on the potential Hot-Spot areas of disaster victims using the GIS Systems. The proposed system can efficiently support selection of appropriate institutions for disaster victims using their location and age, classification of damage, and damaged parts of the body. Also, this spatial analysis can assist to decide on a policy based on the location of disaster victims and the extent of damage. Therefore, this paper can provide the required information to support decision making based on the concentrated areas for disaster victims.

Remote Sensing and Geo-spatial Information Utilization for Managing Disaster in Korean Peninsula (한반도 재난 관리를 위한 원격탐사와 공간정보 활용기술)

  • Kim, Seongsam;Nho, Hyunju;Lee, Junwoo;Kim, Jinyoung;Kim, Jinsoo
    • Korean Journal of Remote Sensing
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    • v.36 no.5_4
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    • pp.1139-1151
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    • 2020
  • The National Disaster Management Research Institute(NDMI) has been developed technologies for disaster management applicability as well as disaster monitoring and damage analysis based on various earth observation platforms such as satellites, drones, and disaster field investigation vehicles. In this special issue, recent research results related to the disaster site investigation, satellite-based disaster management technology, and disaster information analysis using GIS conducted by NDMI are described in detail. Based on such achievements in the research of earth observation, we will continue to make efforts to improve the integrated national disaster investigation, analysis, and monitoring technology by connecting with the existing geo-spatial information service technology and various information collected at the disaster site.

Analysis of Trends on Disaster Safety Information based on Language Network Analysis Methods (언어네트워크 분석을 통한 재난안전정보와 관련한 국내 연구동향 분석)

  • Jeong, Ji-Na;Jeong, Him-Chan;Kim, Yong
    • Journal of the Korean BIBLIA Society for library and Information Science
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    • v.28 no.3
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    • pp.67-93
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    • 2017
  • This study aims to investigate research trends on disaster safety Information based on the language network analysis methods. To accomplish it, we collected 312 Korean thesis and scholarly articles on disaster safety information published between 2008 and 2017 from RISS (Research Information Sharing Service) site. With the collected data, this study performed the statistical analysis based on bibliographic data. Also, this study performed the analysis of frequency and language network on keyword extracted from titles on the collected scholarly articles and thesis. This study found out that researches recently on Bigdata related to disaster safety information have been rapidly increased. Also, the needs of sharing and utilizing disaster safety information have increased. Also the various types of disaster safety information such as spatial data, real-time information, geographic information has been used for the disaster response.

A Plan for a Prompt Disaster Response System Using a 3D Disaster Management System Based on High-Capacity Geographic and Disaster Information (고용량 지리정보 및 재난 정보 기반 3차원 재난 관리 시스템을 활용한 신속한 재난 대응 체계 방안 제시)

  • GANG, Su-Myung;KIM, Do-Ryeong;CHOUNG, Yun-Jae;PARK, Ju-Sung;KIM, Jin-Man;JO, Myung-Hee
    • Journal of the Korean Association of Geographic Information Studies
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    • v.19 no.1
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    • pp.180-196
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    • 2016
  • To minimize the damage from disasters, various aspects of prevention, preparation, and response, etc. are being managed. Even though prevention and preparation are well conducted, irresistible calamities such as natural disasters may cause unexpected damage. Therefore, a system that can share the identical disaster information based on prompt disaster management and prediction must be developed and constructed for integrated disaster management. Especially, for a prompt disaster response, the same information needs to be shared between the related organization and the disaster prevention personnel such as on-site officials. Recent disaster management systems use high-capacity geographic information or other various factors for accurate disaster predictions. In case of using a recently constructed or researched 3D GIS, the system may not be used in some cases due to conflicts with hardware, etc. Thus, even though response information is secured using prediction simulation in advance, it is essentially difficult in some cases to share the common information when the system cannot be utilized or the extension of the corresponding data cannot be read. Therefore, this study aims to construct a system for dealing with disasters that shares the same prompt and accurate information in compliance with common data formats. The system is expected to reduce the existing disaster response time and minimize human and physical damage by assisting decision making through prompt responses.