搜索结果: 1-15 共查到“测绘科学技术 DSM”相关记录62条 . 查询时间(0.27 秒)
A METHOD OF GENERATING DEM FROM DSM BASED ON AIRBORNE INSAR DATA
InSAR DSM Adaptive Threshold Segmentation DEM, Filtering
2018/5/15
Traditional methods of terrestrial survey to acquire DEM cannot meet the requirement of acquiring large quantities of data in real time, but the DSM can be quickly obtained by using the dual antenna s...
THE XII CENTURY TOWERS, A BENCHMARK OF THE ROME COUNTRYSIDE ALMOST CANCELLED: THE SAFEGUARD PLAN BY LOW COST UAV AND TERRESTRIAL DSM PHOTOGRAMMETRY SURVEYING AND 3D WEB GIS APPLICATIONS
XII century towers Rome Mid-Age countryside Cultural Heritage preservation close-range photogrammetry UAV photogrammetry integrated survey low-cost action camera GPS Web GIS 2D and 3D
2018/3/5
This is the consequence of the phenomenon identified with the “Incasalamento” neologism, described in depth in the following paper, intended as the general process of expansion of the urban society in...
GF-7 IMAGING SIMULATION AND DSM ACCURACY ESTIMATE
GF-7 Imaging Simulation WorldView-2 DSM Accuracy Estimate
2017/7/12
GF-7 satellite is a two-line-array stereo imaging satellite for surveying and mapping which will be launched in 2018. Its resolution is about 0.8 meter at subastral point corresponding to a 20 k...
FOSS4G DATE ASSESSMENT ON THE ISPRS OPTICAL STEREO SATELLITE DATA: A BENCHMARK FOR DSM GENERATION
Cartosat-1 Worldview-1 DSM Matching Accuracy FOSS4G
2017/7/13
The ISPRS Working Group 4 Commission I on “Geometric and Radiometric Modelling of Optical Spaceborne Sensors”, provides a benchmark dataset with several stereo data sets from space borne stereo sensor...
FREE GLOBAL DSM ASSESSMENT ON LARGE SCALE AREAS EXPLOITING THE POTENTIALITIES OF THE INNOVATIVE GOOGLE EARTH ENGINE PLATFORM
DSM assessment Google Earth Engine ASTER SRTM geometric accuracy
2017/7/13
The high-performance cloud-computing platform Google Earth Engine has been developed for global-scale analysis based on the Earth observation data. In particular, in this work, the geometric accuracy ...
NEW DTM EXTRACTION APPROACH FROM AIRBORNE IMAGES DERIVED DSM
Digital Surface Model Digital Terrain Model DTM extraction normalised DSM airborne images LiDAR
2017/7/12
In this work, a new filtering approach is proposed for a fully automatic Digital Terrain Model (DTM) extraction from very high resolution airborne images derived Digital Surface Models (DSMs). Our app...
UPGRADE OF FOSS DATE PLUG-IN:IMPLEMENTATION OF A NEW RADARGRAMMETRIC DSM GENERATION CAPABILITY
DSMs generation SAR imagery Free and Open Source Software radargrammetry DSMs merging TerraSAR-X RPCs generation
2016/11/24
Synthetic Aperture Radar (SAR) satellite systems may give important contribution in terms of Digital Surface Models (DSMs) generation considering their complete independence from logistic constraints ...
ACCELERATION OF TOPOGRAPHIC MAP PRODUCTION USING SEMI-AUTOMATIC DTM FROM DSM RADAR DATA
Automatic DTM Classification Topographic Map
2016/11/23
Badan Informasi Geospasial (BIG) is government institution in Indonesia which is responsible to provide Topographic Map at several map scale. For medium map scale, e.g. 1:25.000 or 1:50.000, DSM from ...
ROAD NETWORK EXTRACTION FROM DSM BY MATHEMATICAL MORPHOLOGY AND REASONING
Road extraction Digital Surface Model Morphology
2016/7/8
The objective of this research is the automatic extraction of the road network in a scene of the urban area from a high resolution digital surface model (DSM). Automatic road extraction and modeling f...
APPLICATION OF DSM IN OBSTACLE CLEARANCE SURVEYING OF AERODROME
Obstacle Clearance Surveying Obstacle Limitation Surface Digital Surface Model
2016/7/8
Compared to the wide use of digital elevation model (DEM), digital surface model (DSM) receives less attention because that it is composed by not only terrain surface, but also vegetations and man-mad...
PLEIADES PROJECT:ASSESSMENT OF GEOREFERENCING ACCURACY,IMAGE QUALITY,PANSHARPENING PERFORMENCE AND DSM/DTM QUALITY
Pleiades Georeferencing Accuracy Image Quality Pansharpening DSM/DTM
2016/7/5
Pleiades 1A and 1B are twin optical satellites of Optical and Radar Federated Earth Observation (ORFEO) program jointly running by France and Italy. They are the first satellites of Europe with sub-me...
Automated DSM based Georeferencing of CARTOSAT-1 Stereo Scenes
Georeferencing Digital elevation models (DEM) Digital photogrammetry Feature extraction Stereo CARTOSAT-1
2016/1/25
High resolution stereo satellite imagery is well suited for the creation of digital surface models (DSM). A system for highly automated
and operational DSM and orthoimage generation based on CARTOSAT...
Detailed Digital Surface Model (DSM) Generation and Automatic Object Detection to Facilitate Modelling of Urban Flooding
LIDAR DSM surface runoff Object Detection Surface Characterization
2016/1/25
This paper investigates the necessity of detailed surface representation in order to generate a feasible platform for the detailed
simulation of urban runoff and surface flooding caused by heavy rai...
AUTOMATIC CHANGE DETECTION BASED ON PIXEL-CHANGE AND DSM-CHANGE
Cartography Change Detection Pixel Surface Automation Extraction
2016/1/3
A new algorithm for automatic change detection is presented. It detects a pixel-change and DSM-change from two orthoimages and two DSMs. Pixel-change is detected by using least squares fitting techniq...
ACCURACY OF CROWN SEGMENTATION AND ESTIMATION OF SELECTED TREES AND FOREST STAND PARAMETERS IN ORDER TO RESOLUTION OF USED DSM AND NDSM MODELS GENERATED FROM DENSE SMALL FOOTPRINT LIDAR DATA
Airborne Scanner System Segmentation Aerial photogrammetry Comparative analysis Forestry
2015/12/23
The purpose of this study is to categorize how different surface model resolutions impact the estimation of trees and forest stands parameters: number of recognized trees, crown area, treetop location...