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GIS
2011
ACM
7 years 6 months ago
Embedding rivers in triangulated irregular networks with linear programming
Data conflation is a major issue in GIS: different geospatial data sets covering overlapping regions, possibly obtained from different sources and using different acquisition ...
Marc J. van Kreveld, Rodrigo I. Silveira
ENVSOFT
2008
141views more  ENVSOFT 2008»
8 years 2 months ago
Geomorphometric landscape analysis using a semi-automated GIS-approach
This paper presents LANDFORM, a customized GIS application for semi-automated classification of landform elements, based on topographic attributes like curvature or elevation perc...
Bernhard Klingseisen, Graciela Metternicht, Gernot...
TIP
2002
110views more  TIP 2002»
8 years 2 months ago
Localization based on DEM matching using multiple aerial image pairs
This paper proposes the localization algorithm that estimates translation parameters of an aircraft by comparing the sampled elevation map recovered from aerial sequence images, an...
Dong-Gyu Sim, Rae-Hong Park
KI
2008
Springer
8 years 3 months ago
Visual Terrain Traversability Estimation Using a Combined Slope/Elevation Model
A stereo vision based terrain traversability estimation method for offroad mobile robots is presented. The method models surrounding terrain using either sloped planes or a digital...
Tim Braun, Henning Bitsch, Karsten Berns
GEOINFO
2004
8 years 4 months ago
Uncertainty in Digital Elevation Data Used For Geophysical Flow Simulation
: Elevation information plays a crucial role in simulations of geophysical flows providing the slope and curvature information required to solve a series of differential equations....
Laércio Massaru Namikawa, Chris S. Renschle...
ICCSA
2004
Springer
8 years 8 months ago
GTVIS: Fast and Efficient Rendering System for Real-Time Terrain Visualization
The paper presents an improved scheme for the visualization of 3D terrain in real-time using Digital Elevation Model (DEM). The method is primarily based on a modified version of R...
Russel A. Apu, Marina L. Gavrilova
ICCSA
2005
Springer
8 years 8 months ago
Detecting Water Area During Flood Event from SAR Image
Abstract. In this paper, efficient and economical methods for water area detection during flood event in mountainous area is proposed. To accomplish this, various case studies were...
Hong-Gyoo Sohn, Yeong-Sun Song, Gi-Hong Kim
ICMCS
2008
IEEE
123views Multimedia» more  ICMCS 2008»
8 years 9 months ago
Scalable data hiding for online textured 3D terrain visualization
A method for 3D scalable visualization, in a client/server environment is presented. The main idea presented in this paper is to increase the quality of 3D visualization for low b...
Khizar Hayat, William Puech, Gilles Gesquiere
CVPR
2001
IEEE
9 years 5 months ago
Using Robust Methods for Automatic Extraction of Buildings
We present a system for modeling buildings from a single correlation-based Digital Elevation Model (DEM). The model is constructed in two stages. The first stage segments the DEM ...
Christophe Vestri, Frederic Devernay
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