• 제목/요약/키워드: Basic surveying

검색결과 371건 처리시간 0.024초

국내외 사면관리시스템의 비교 및 현황분석 (Comparison and State Analysis of Slope Management System(SMS) at Home and Aboard)

  • 강호윤;장용구;홍순헌;강인준
    • 한국측량학회:학술대회논문집
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    • 한국측량학회 2007년도 춘계학술발표회 논문집
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    • pp.403-408
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    • 2007
  • Korea is topographically and meteorologically prone to natural disasters. In addition to extraordinary weather, localized heavy rain is a irregular occurrence. Korea are frequently damaged by rain, wind, flood, etc. Recently, slope failures are disastrous when they occur in mountainous area adjoining highways. The accidents associated with slope failures have increased due to rapid urbanization of mountainous area. Therefore, the inspection of slope is conducted to maintain highway safety as well as road function. We developed basic function and risk management of a partial shape on highway slopes based on the internet. It is important for quantitative risk evaluation of highway slopes.

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RFID를 이용한 도시시설물 관리시스템 개발에 관한 연구 (A Study on the Development of Urban Facility Management System using RFID)

  • 최병길;한성만;이광원
    • 한국측량학회:학술대회논문집
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    • 한국측량학회 2007년도 춘계학술발표회 논문집
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    • pp.479-482
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    • 2007
  • The aimed to development general management system that can manage diverse facilities of city using RFID. Defining data format of items in each management, type and code for the urban facilities, the researcher designed database of urban facilities through the process of establishing logic model and data modelling. By inputting designed database into RFID Tag of each urban facilities and using RFID Reader and PDA, the researcher developed system that can efficiently manage the basic attributes and information and management information of urban facilities. Further, it was found that the characteristics of RFID Tag and GPS should improve the optimal hardware combination and PDA performance for the surrounding environmental influence and system performance.

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수치사진측량 기술을 이용한 3차원 가상도시공간정보 구축 밑 활용에 관한 연구 (A Study on the Development and Application of 3Dimensional Spatial Information of Virtual City Using Digital Photogrammetry)

  • 김상봉;조우진
    • 한국측량학회:학술대회논문집
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    • 한국측량학회 2007년도 춘계학술발표회 논문집
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    • pp.421-425
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    • 2007
  • The application of 3 dimensional virtual reality continuously pursues 3 dimensional system implementation in geographical information system, and is applied and studied in various fields like visualization, simulation, and 3 dimensional analysis. Orthoimage produced to construct basic data of virtual city is evaluated in accuracy, to fall in allowable error of the specification of image map generation. In this paper, 3 dimensional virtual city is constructed and evaluated around Bucheon University using 3 dimensional virtual reality technique and digital photogrammetry. Consequently, the constructed 3 dimensional virtual city around Bucheon University can visualize 3 dimensional reality, to help making decision. It can be substituted for existed 2 dimensional GIS in public and private sectors, and be helpful to decision makers.

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가상 지진해일 시뮬레이션을 통한 최대범람지도 제작에 관한 연구 (A Study of Inundation Mapping by Imagination Tsunami Simulation)

  • 엄대용;윤희천;박준규;김민규
    • 한국측량학회:학술대회논문집
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    • 한국측량학회 2007년도 춘계학술발표회 논문집
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    • pp.261-264
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    • 2007
  • In this study, I wished to forecast damage district by tsunami's occurrence. For this, analyzed tsunami that can happen in our country's neighborhood sea area using past data, and established tsunami's scenario by imagination with analysis result. I created 3D topographical model about study area and analyzed inundation area by achieving simulation by scenario. Also, result of simulation does overlay with digital map and manufactured imagination inundation map. This study result may offer as basic data for operation of tsunami's forecast/alarm system and making of disaster prevention policy.

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공간데이터베이스 품질유지를 위한 구축 공정 표준화 및 공정관리 소프트웨어 개발 (Standardization of the Construction Process and Development of the Process Management Software for Spatial Database Quality Maintenance)

  • 최병길;김성수;조광희
    • 한국측량학회지
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    • 제21권1호
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    • pp.89-97
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    • 2003
  • This study is aimed at standardizing the process of spatial database construction and developing a software tool for process management. Knowhow of five GIS firms and provisions of NGI(National Geography Institute) was analyzed. In this study, the process of spatial database construction was standardized. The system from this study has the capability to manage the process of construction database using GIS and to deal with the metadata of unit map, generated from the process, systematically and continuously. The process was also shown by using either Gantt chart or PERT chart after developing an interface for "MS Project". A software "Visual Basic for Application" was used for this study.

The Suggestion of Effective Measurement Techniques for Positioning Under Poor GPS Reference Network Condition

  • Park, Joon-Kyu;Jung, Kap-Yong
    • 한국측량학회지
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    • 제31권6_2호
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    • pp.539-547
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    • 2013
  • This research is suggesting the most effective positioning method for GPS based positioning when no GPS reference point is available in the neighborhood. For this purpose, we carried out positioning of the IGS realtime observatories in Australia in various conditions. According to the research, we were certainly assured the one reference point with a short baseline length is more effective for differential positioning than multiple reference points with a long baseline distance beyond 1,000km and suggested the precise point positioning based positioning method can be an excellent substitute when no reference point is available around an unknown point. The research result may be used as the basic data for accurate positioning in poor reference point environments, especially in Antarctica.

GSIS를 이용한 문화유적지 관리시스템 구축방안에 관한 연구 (A Study on Cultural properties and Historical Region Management System construction Using Geo-Spatial Information System)

  • 김감래;김훈정;김명배;이가형
    • 한국측량학회:학술대회논문집
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    • 한국측량학회 2006년도 춘계학술발표회 논문집
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    • pp.353-358
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    • 2006
  • 지자체에 보유하고 있는 문화유적에 대한 현황이 표시된 종이도면에 대해 스캐닝을 통한 벡터라이징을 수행하여 자료를 전산화하고 지적도와 중첩 표시 되어있는 현황에 맞게 동일좌표계로 데이터를 구축한다. 이러한 기초데이터에 대해 사용자의 질의 및 이에 의한 검색을 수행하기 위해 개발도구는 Visual C++, Visual Basic과 지도에 대한 질의 및 화면도시를 위한 기초엔진을 Map Object를 통해 최적화 시켰다. 본 연구를 통해 구축된 시스템의 중요기능으로는 문화유적에 대해 지번 및 반경입력을 통해 유적에 영향을 미치는 영향권 분석, 선택지번에서 최단거리에 있는 문화재 검색, 최단경로 분석, 문화재에 대한 다양한 정보 및 관리대장에 대한 관리기능 등의 주요기능이며 부수적으로 다양한 검색 및 출력을 위해 지번 및 소유자검색, 대장검색, 문화재검색, 도면 및 대장출력, 출력물 연동, 화면이미지 저장 등을 수행하도록 시스템을 구축하였다.

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GIS을 활용한 장기 미집행 도시계획시설 재정비에 관한 연구 (A Study on the Reformation of Long-term Unexecuted Urban Plan Facilities using GIS)

  • 안형준;이미지;고준환;이상미
    • 한국측량학회:학술대회논문집
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    • 한국측량학회 2006년도 춘계학술발표회 논문집
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    • pp.491-494
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    • 2006
  • Many urban-plan facilities were settled by the government in the need of infrastructure due to the rapid urbanization. The Constitutional Court judged that the exclusion of land-owners' private right to use their land did not accord with the Constitution, and the infringement of their right because of currently unexecuted facilities became the urgent task to be solved due to the revision of the Urban plan law revised on January 28, 2000. Accordingly, the government needed to establish a complete plan to review and rearrange the long-term unexcuted urban plan facilities. For this plan to be successful, we have constructed the database of unexecuted urban plan facilities by using GIS analysis technique in this research. Further, we will construct a basic database to manage the unexecuted urban plan facilities by utilizing the database we have constructed, computerized geographical information files of LMIS, urban plan facilities data of UPIS, and other information.

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공간데이터베이스 품질유지관리 소프트웨어 개발 (Development of the Quality Management Software of Spatial Database)

  • 최병길;조광희
    • 한국측량학회:학술대회논문집
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    • 한국측량학회 2003년도 춘계학술발표회 논문집
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    • pp.285-290
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    • 2003
  • This study is aimed at standardizing the process of spatial database construction and developing a software tool for process management. Knowhow of five GIS firms and provisions of NGI(National Geography Institute) were analyzed. In this study, the process of spatial database construction was standardize. The system from this study has the capability to manage the process of construction database using GIS and to deal with the metadata of unit map, generated from the process, systematically and continuously The process was also shown by using either Gantt chart or PERT chart after developing an interface for "MS Project". A software "Visual Basic for Application" was used for this study.

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우리 나라 1등 자기측량 성과를 이용한 자장분포식의 결정에 관한 연구 (Geographical Distribution of Magnetic Elements Deduced from the Results of the First Order Magnetic Survey in Korea)

  • 최윤수;최경제
    • 한국측량학회지
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    • 제15권2호
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    • pp.175-184
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    • 1997
  • 본 논문에서는 우리 나라 1등 지자기점에서 측정된 지자기 측량성과를 지자기에 대한 기초이론을 도입하여 정리·분석하였으며 지자기의 5성분(편각 D, 복각 I, 수평분력 H, 연직분력 Z, 전자력 F)에 대한 자장분포식을 결정하였다. 또한 결정된 자장분포식으로부터 우리 나라의 지구자장 분포상태를 규명하였으며, 이로부터 우리나라 국가기본도에 표시할 각 도곽별 편각 및 자오선 수차를 제시하였다.

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