• Title/Summary/Keyword: DEM

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Anwendungsbereich der Verleitung des Patienten im Sinne des ${\S}27$ Abs. 3 das Gesuntheitsdienstgesetz (의료법 제27조 제3항 환자 '유인' 금지의 적용범위)

  • Lee, Seok-Bae
    • The Korean Society of Law and Medicine
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    • v.12 no.1
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    • pp.11-39
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    • 2011
  • [ ${\S}27$ ]Abs. 3 das Gesuntheitsdienstgesetz (the Medical Service Act) in Korea lautet: Niemand in der Absicht, sich oder einem Dritten einen $Verm{\ddot{o}}gensvorteil$ zu verschaffen, der Medizininstitut bzw. dem Mediziner (die Medizinerin) den Patienten vorstellen, ${\ddot{u}}bweweisen$, verleiten oder einen anderen zu dieser Handlung anstiften darf, wie z.B. die Selbstbeteiligung des Patienten nach dem Krankenkassengesetz (the National Health Insurance Act) oder dem Gesetz ${\ddot{u}}ber$ Beistand der ${\ddot{a}}rztlicher$ Betreuung (the Medical Care Assistance Act) skontieren oder befreien, Geld offerieren oder dem Allgemeinheit das Verkehrswesen anbieten usw. Nach dem Wortlaut ist jedoch unklar, ob unter diese Vorschriften der Fall subsumiert werden kann, wenn eine Medizininstitut bzw. ein(e) Mediziner(in) in der Absicht, sich einen $Verm{\ddot{o}}gensvorteil$ zu verschaffen, sich den Patienten verleitet. Nach dem Korean Supreme Court ist eine Medizininstitut bzw. ein(e) Mediziner(in) nur dann das Subjekt der Verleitungshandlung, wenn sie bzw. er ein Mittel gegen fairen oder $ordungsm{\ddot{a}}{\beta}ien$ Medizinmarkt verwendet oder dem Patienten eine ${\ddot{a}}rztlich$ rechtswidrige Behandlung (z.B. einen rechtswidrigen Schwangerschaftsabbruch) verspricht. In diesem Beitrag wird dagegen die Auffassung mittels der teleologischen Reduktion vertritt und argumentiert, dass ein ${\ddot{a}}rztlich$ rechtswidriges Behandlung nach dem Rechtsgut und dem Normzweck unter ${\S}27$ Abs. 3 das Gesuntheitsdienstgesetz nicht subsumiert werden, sondern allein nach eigenem Unrecht bestraft werden kann.

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Evaluating Applicability of SRTM DEM (Shuttle Radar Topography Mission Digital Elevation Model) in Hydrologic Analysis: A Case Study of Geum River and Daedong River Areas (수문인자추출에서의 SRTM DEM (Shuttle Radar Topography Mission Digital Elevation Model) 적용성 평가: 대동강 및 금강 지역 사례연구)

  • Her, Younggu;Yoo, Seung-Hwan
    • Journal of The Korean Society of Agricultural Engineers
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    • v.55 no.6
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    • pp.101-112
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    • 2013
  • Shuttle Radar Topography Mission Digital Elevation Model (SRTM DEM) offers opportunities to make advances in many research areas including hydrology by providing near-global scale elevation measurements at a uniform resolution. Its wide coverage and complimentary online access especially benefits researchers requiring topographic information of hard-to-access areas. However, SRTM DEM also contains inherent errors, which are subject to propagation with its manipulation into analysis outputs. Sensitivity of hydrologic analysis to the errors has not been fully understood yet. This study investigated their impact on estimation of hydrologic derivatives such as slope, stream network, and watershed boundary using Monte Carlo simulation and spatial moving average techniques. Different amount of the errors and their spatial auto-correlation structure were considered in the study. Two sub-watersheds of Geum and Deadong River areas located in South and North Korea, respectively, were selected as the study areas. The results demonstrated that the spatial presentations of stream networks and watershed boundaries and their length and area estimations could be greatly affected by the SRTM DEM errors, in particular relatively flat areas. In the Deadong River area, artifacts of the SRTM DEM created sinks even after the filling process and then closed drainage basin and short stream lines, which are not the case in the reality. These findings provided an evidence that SRTM DEM alone may not enough to accurately figure out the hydrologic feature of a watershed, suggesting need of local knowledge and complementary data.

Comparison and Evaluation on DEM Error by the Resolution of Airborne Laser Scanning Data (항공레이저 측량 자료의 해상도에 따른 DEM 오차 비교평가 연구)

  • Lee, Geun-Sang;Koh, Deuk-Koo;Chae, Hyo-Seok;Shin, Young-Ho
    • Journal of the Korean Association of Geographic Information Studies
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    • v.6 no.3
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    • pp.33-42
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    • 2003
  • As airborne laser scanning technique is developed with high vertical accuracy recently, there come many studies on DEM(digital elevation model creation, building extraction, flood risk mapping and 3D virtual city modeling. This study applied point comparative method, contour comparative method and digital map with scale 1/5,000 to calculate RMSE of DEM in according to resolution that was constructed using rawdata being acquired by airborne laser scanning. As a result, point comparative method showed lower DEM standard error than contour comparative method, it is a reason that contour comparative method was not carried out detailed grid calculation for point comparative method. Also, digital map with scale 1/5,000 showed higher DEM standard error than point comparative method and contour comparative method in below 25.4m that is average horizontal distance among contour line, and showed similar result with contour comparative method in over 25.4m.

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Comparative Analysis of Digital Elevation Models between AW3D30, SRTM30 and Airborne LiDAR: A Case of Chuncheon, South Korea

  • Acharya, Tri Dev;Yang, In Tae;Lee, Dong Ha
    • Journal of the Korean Society of Surveying, Geodesy, Photogrammetry and Cartography
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    • v.36 no.1
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    • pp.17-24
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    • 2018
  • DEM (Digital Elevation Model) is a useful dataset which represents the earth surface. Beside many applications, production and frequent update of DEM is a costly task. Recently global satellite based DEMs are available which has huge potential for application. To check the accuracy, this study compares two global DEMs: AW3D30 (Advanced Land Observing Satellite World 3D 30m) and SRTM30 (Shuttle Radar Topography Mission Global 30m) with reference resampled LiDAR DEM 30m in a test area around Chuncheon, Korea. The comparison analysis was based on statistics of each DEM, their difference, profiles, slope, basin and stream orders. As a result, it is found that SRTM30 and AW3D30 were much similar but inconsistent in the test area compared to the LiDAR30 DEM. In addition, SRTM30 shows less difference with LiDAR30 compared to the AW3D30 DEM. But, DEMs should be very carefully examined for area which has temporal or season changes. For basin and stream analysis, global DEMs can be used only for regional scale analysis not local large scales.

Intertidal DEM generation using waterline extracted and echo sounding (해안선 추출과 음향측심 자료를 이용한 조간대 Digital Elevation Map 제작)

  • Lee Yoon-Kyung;Ryu Joo-Hyung;Kim Chang-Hwan;Park Chan-Hong;Won Joong-Sun;Yoo Hong-Rhyong
    • Proceedings of the KSRS Conference
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    • 2006.03a
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    • pp.79-82
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    • 2006
  • 조간대 지형의 발달과 변화에 대한 이해는 물순환 모델, 양식장 관리, 전자해도의 갱신, 연안개발 계획수립, 항로의 효율적 관리, 선박 안전항해, 상륙 작전 등에 있어서 매우 중요하다. 기존의 조간대 DEM 을 만드는 방법 중 위성영상을 이용한 waterline 방법과 선박을 이용한 음향측심(echo sounding) 방법이 있다. 이 연구의 목적은 위성 원격탐사 자료와 음향측심기 자료를 함께 사용하여 각각의 방법의 단점을 보완함으로서 조간대 DEM 의 정밀도를 향상시키는 것이다. 천수만 황도 조간대에 대해 음향측심에 의해 얻어진 자료를 관측소 조위와 단위를 일치시킨 후 광학위성으로부터 추출된 waterline 자료와 합성하여 DEM 을 제작하였다. 합성된 DEM 과 기존의 waterline 방법과 음향측심법으로 제작된 DEM 과 비교해 본 결과, 합성된 DEM 은 음향측심 자료에 의해 정밀도가 많이 향상되었으며 waterline 방법에 의해 지역적 특성이 잘 표현되었다. 따라서 개발된 방법은 음향측심 방법에 의해 만들어졌던 기존 해도의 정밀도를 업그레이드 하는데 활용될 수 있을 것으로 기대된다.

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An Accuracy Analysis of the High Resolution Ortho Image by Generation Technique of Digital Elevation Model (수치고도모델 생성 기법에 따른 고해상도 정사영상 정확도 분석)

  • Lee, Kwang-Jae;Kim, Youn-Soo;Noh, Jin-Kwan
    • Aerospace Engineering and Technology
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    • v.11 no.1
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    • pp.118-125
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    • 2012
  • The purpose of this study is to analyze the ortho image quality change according to the generation technique of Digital Elevation Model(DEM) based on the digital map. First of all, two different types of DEM were generated using contour layer(Case1), contour layer and altitude layer(Case2) from the digital map on the scale of 1/5,000. After generating and evaluating two types of DEM, KOMPSAT-2 ortho images were generated by using them. In conclusion, Case2 DEM was more effective to use in the slope and switchback area, on the other hand, Case1 DEM was much better than Case2 DEM for preventing a topographic distortion in flat area.

Extracting DEM Using Kompsat Images (Kompsat 영상을 이용한 수치표고모델추출)

  • Choi, Hyun;Kang, In-Joon;Hong, Soon-Heun
    • Journal of Korean Society for Geospatial Information Science
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    • v.10 no.3 s.21
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    • pp.71-77
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    • 2002
  • DEMs(digital elevation models) are generally used to automatically map the channel network and to delineate subbasins. At present, most DEM data are derived from three alternative sources which are ground survey, pphotogrammetric data capture and digitized cartographic data sources. The accuracy of a DEM is dependent on the spatial resolution, quality of the source data, collection and processing procedures, and digitizing systems. weather conditions and nature environment.etc provide us satellite image of the highest quality. However, Match in error of the auto generation DEM was severely affected by physical and environmental conditions at shooting time. This paper shows that real-time operation analysis of applied hydrology after extracting DEM Using a pair of Kompsat images.

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Fusion of DEMs Generated from Optical and SAR Sensor

  • Jin, Kveong-Hyeok;Yeu, Yeon;Hong, Jae-Min;Yoon, Chang-Rak;Yeu, Bock-Mo
    • Journal of Korean Society for Geospatial Information Science
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    • v.10 no.5 s.23
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    • pp.53-65
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    • 2002
  • The most widespread techniques for DEM generation are stereoscopy for optical sensor images and SAR interferometry(InSAR) for SAR images. These techniques suffer from certain sensor and processing limitations, which can be overcome by the synergetic use of both sensors and DEMs respectively. This study is associated with improvements of accuracy with consistency of image's characteristics between two different DEMs coming from stereoscopy for the optical images and interferometry for SAR images. The MWD(Multiresolution Wavelet Decomposition) and HPF(High-Pass Filtering), which take advantage of the complementary properties of SAR and stereo optical DEMs, will be applied for the fusion process. DEM fusion is tested with two sets of SPOT and ERS-l/-2 satellite imagery and for the analysis of results, DEM generated from digital topographic map(1 to 5000) is used. As a result of an integration of DEMs, it can more clearly portray topographic slopes and tilts when applying the strengths of DEM of SAR image to DEM of an optical satellite image and in the case of HPF, the resulting DEM.

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Accuracy Evaluation of DEM Construction for River Region using ALS & MBES (ALS와 MBES를 이용한 하천지역 DEM 구축의 정확도 평가)

  • Kwon, O-Chul;Kwon, Jay-Hyoun;Lee, Ji-Sun
    • Journal of the Korean Society of Surveying, Geodesy, Photogrammetry and Cartography
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    • v.27 no.4
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    • pp.421-428
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    • 2009
  • In Korea, the change of river flux due to seasons change is so considerable because of the mountainous terrain with the sharp slope and leaned rainfall. This unfavorable natural condition and the difficulties in precise grasping of the river status made the water resource management difficult so that the necessity of the precise river management has been continuously increased. In this study, a precise river-region DEM using the latest equipments of ALS and MBES is constructed. After acquiring DEM from each senor on the river region, a single DEM was generated by combining them. Also, the field inspection was carried out in the overlapped region of ALS and MBES in order to verify the quality of DEM. The verification of DEM was carried out by comparison between TINs obtained from the combined result of ALS and MBES and the surveying result from total station at more than 10 points in the selected two test areas. As a result, NO.1-area's RMSE of 0.322m and 0.113m are obtained for NO. 1 and NO. 2 areas, respectively. The result of this study shows the feasibility of DEM construction for river region using ALS and MBES as seen in the case of NO. 2 area. At the same time, it was appeared that a better method on the data fusion should be developed as seen in the result of NO. 1 area.

DEM generation of rock slope using laser scanning and digital stereo photogrammetry

  • Jeong Changyub;Park Hyong-Dong
    • 한국지구물리탐사학회:학술대회논문집
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    • 2003.11a
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    • pp.526-528
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    • 2003
  • There are some reports which are about measuring the discontinuity from 3D model of rock surface. To generate 3D model is mainly based on remote sensing technique like laser scanning and digital stereo photogrammetry. It is obtained the DEM of the rock slope using above techniques in this study, and examined a suitability and improvement of the photogrammetry for the rock slope by overlap the DEM. It seems that accuracy of DEM generated by photogrammetry technique is influenced by the geometry of rock and type of joint.

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