KR20030051997A - 지리정보시스템에서의 디지털지형모델 가시화방법 - Google Patents
지리정보시스템에서의 디지털지형모델 가시화방법 Download PDFInfo
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- KR20030051997A KR20030051997A KR1020010081722A KR20010081722A KR20030051997A KR 20030051997 A KR20030051997 A KR 20030051997A KR 1020010081722 A KR1020010081722 A KR 1020010081722A KR 20010081722 A KR20010081722 A KR 20010081722A KR 20030051997 A KR20030051997 A KR 20030051997A
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000009877 rendering Methods 0.000 title 1
- 238000007794 visualization technique Methods 0.000 claims abstract description 10
- 238000013500 data storage Methods 0.000 abstract description 2
- 238000012876 topography Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
- G06T9/001—Model-based coding, e.g. wire frame
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
- G06T9/40—Tree coding, e.g. quadtree, octree
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Abstract
Description
Claims (3)
- 지리정보시스템의 수치지도로부터 특정지형에 대한 등고선 데이터를 추출하는 단계와,추출된 등고선 데이터를 열린 등고선과 닫힌 등고선으로 분류한 후, 상기 닫힌 등고선에 대한 각각의 MBR(Minimum Bounding Rectangle)들간의 포함관계식을 이용하여 포함트리를 생성하는 단계와,상기 포함트리의 단말노드와 단말노드의 부모노드를 공지의 멀티레벨 B-스플라인(Multi-level B-spline)법으로 보간하여 최고지점과 최저지점을 추출하는 단계, 및상기 최고지점과 최저지점 및 추출된 등고선 데이터에 대하여 공지의 제한된 딜로니 삼각분할(Constrained Delaunay Triangulation)법을 수행하여 상기 특정지형에 대한 디지털지형모델을 가시화하는 단계로 이루어지는 것을 특징으로 하는 지리정보시스템에서의 디지털지형모델 가시화방법.
- 제 1 항에 있어서, 상기 특정지형에 대한 등고선 데이터는 상기 특정지형에 대한 지리정보시스템의 디지털고도모델 데이터로부터 추출되는 것을 특징으로 하는 지리정보시스템에서의 디지털지형모델 가시화방법.
- 제 1 항에 있어서, 상기 포함트리를 생성하는데 이용하는 포함관계식은로 되어, 소정의 닫힌 등고선에 대한 MBR A(xmin, ymin, xmax, ymax)가 다른 닫힌 등고선에 대한 MBR B(xmin, ymin, xmax, ymax)를 포함하고 있음을 나타내는 것을 특징으로 하는 지리정보시스템에서의 디지털지형모델 가시화방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-2001-0081722A KR100491723B1 (ko) | 2001-12-20 | 2001-12-20 | 지리정보시스템에서의 디지털지형모델 가시화방법 |
Applications Claiming Priority (1)
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KR10-2001-0081722A KR100491723B1 (ko) | 2001-12-20 | 2001-12-20 | 지리정보시스템에서의 디지털지형모델 가시화방법 |
Publications (2)
Publication Number | Publication Date |
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KR20030051997A true KR20030051997A (ko) | 2003-06-26 |
KR100491723B1 KR100491723B1 (ko) | 2005-05-27 |
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KR10-2001-0081722A KR100491723B1 (ko) | 2001-12-20 | 2001-12-20 | 지리정보시스템에서의 디지털지형모델 가시화방법 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7456831B2 (en) | 2004-12-13 | 2008-11-25 | Electronics And Telecommunications Research Institute | Method for generating 3D mesh based on unorganized sparse 3D points |
CN101996515A (zh) * | 2010-11-04 | 2011-03-30 | 吉林大学 | Gis-t中基于局部控制的城市矢量路网配准方法 |
CN102446367A (zh) * | 2011-09-19 | 2012-05-09 | 哈尔滨工程大学 | 基于多波束声纳海底测量数据构建三维地形矢量模型的方法 |
KR101138110B1 (ko) * | 2007-10-18 | 2012-05-25 | 해리스 코포레이션 | 공극 필링을 이용한 지리공간 모델링 시스템 및 관련 방법 |
FR2983312A1 (fr) * | 2011-11-25 | 2013-05-31 | Univ Bretagne Occidentale | Procede de localisation d'un element physique compris dans un terrain |
CN109684424A (zh) * | 2018-11-09 | 2019-04-26 | 广西壮族自治区遥感信息测绘院 | 基于离散特征线的地貌数据快速生成与优化方法 |
CN118537581A (zh) * | 2024-07-26 | 2024-08-23 | 中国电建集团西北勘测设计研究院有限公司 | 稀疏或无植被区正负向地形特征点的提取方法及装置 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101555989B1 (ko) | 2014-02-19 | 2015-09-30 | 서울대학교산학협력단 | 지적 데이터의 불확실한 영역 탐지 시스템 및 그 방법 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2623449B2 (ja) * | 1994-10-29 | 1997-06-25 | 雅治 石井 | 地形モデル作成方法 |
US5886702A (en) * | 1996-10-16 | 1999-03-23 | Real-Time Geometry Corporation | System and method for computer modeling of 3D objects or surfaces by mesh constructions having optimal quality characteristics and dynamic resolution capabilities |
KR19990058193A (ko) * | 1997-12-30 | 1999-07-15 | 윤종용 | 3차원 영상 표시방법 |
-
2001
- 2001-12-20 KR KR10-2001-0081722A patent/KR100491723B1/ko not_active IP Right Cessation
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7456831B2 (en) | 2004-12-13 | 2008-11-25 | Electronics And Telecommunications Research Institute | Method for generating 3D mesh based on unorganized sparse 3D points |
KR101138110B1 (ko) * | 2007-10-18 | 2012-05-25 | 해리스 코포레이션 | 공극 필링을 이용한 지리공간 모델링 시스템 및 관련 방법 |
CN101996515A (zh) * | 2010-11-04 | 2011-03-30 | 吉林大学 | Gis-t中基于局部控制的城市矢量路网配准方法 |
CN102446367A (zh) * | 2011-09-19 | 2012-05-09 | 哈尔滨工程大学 | 基于多波束声纳海底测量数据构建三维地形矢量模型的方法 |
FR2983312A1 (fr) * | 2011-11-25 | 2013-05-31 | Univ Bretagne Occidentale | Procede de localisation d'un element physique compris dans un terrain |
WO2013076283A3 (fr) * | 2011-11-25 | 2013-09-26 | Universite De Bretagne Occidentale | Procédé de localisation d'un élément physique compris dans un terrain |
CN109684424A (zh) * | 2018-11-09 | 2019-04-26 | 广西壮族自治区遥感信息测绘院 | 基于离散特征线的地貌数据快速生成与优化方法 |
CN109684424B (zh) * | 2018-11-09 | 2023-03-14 | 广西壮族自治区遥感信息测绘院 | 基于离散特征线的地貌数据快速生成与优化方法 |
CN118537581A (zh) * | 2024-07-26 | 2024-08-23 | 中国电建集团西北勘测设计研究院有限公司 | 稀疏或无植被区正负向地形特征点的提取方法及装置 |
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Publication number | Publication date |
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KR100491723B1 (ko) | 2005-05-27 |
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