搜索结果: 1-15 共查到“测绘科学技术 Large-Scale”相关记录60条 . 查询时间(0.404 秒)
UTILIZATION OF LARGE SCALE SURFACE MODELS FOR DETAILED VISIBILITY ANALYSES
analysis of visibility unmanned air vehicle 3d point cloud extended viewshed viewshed
2018/3/5
This article demonstrates utilization of large scale surface models with small spatial resolution and high accuracy, acquired from Unmanned Aerial Vehicle scanning, for visibility analyses. The import...
CHALLENGES AND OPPORTUNITIES: ONE STOP PROCESSING OF AUTOMATIC LARGE-SCALE BASE MAP PRODUCTION USING AIRBORNE LIDAR DATA WITHIN GIS ENVIRONMENT. CASE STUDY: MAKASSAR CITY, INDONESIA
Automation LiDAR Processing Base Map Production GIS Accuracy Assessment
2017/7/12
LiDAR data acquisition is recognized as one of the fastest solutions to provide basis data for large-scale topographical base maps worldwide. Automatic LiDAR processing is believed one possible scheme...
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 ...
FEATURE ORIENTATION AND POSITIONAL ACCURACY ASSESSMENT OF DIGITAL ORTHOPHOTO AND LINE MAP FOR LARGE SCALE MAPPING: THE CASE STUDY ON BAHIR DAR TOWN, ETHIOPIA
Orthophoto Line map GPS data Positional Orientation Accuracy
2017/7/12
This study used in-situ GPS data to validate the accuracy of horizontal coordinates and orientation of linear features of orthophoto and line map for Bahir Dar city. GPS data is processed using GAMIT/...
EVALUATING UNMANNED AERIAL PLATFORMS FOR CULTURAL HERITAGE LARGE SCALE MAPPING
UAS large scale mapping structure from motion dense matching orthophotos
2016/11/11
When it comes to large scale mapping of limited areas especially for cultural heritage sites, things become critical. Optical and non-optical sensors are developed to such sizes and weights that can b...
A NOVEL SHIP DETECTION METHOD FOR LARGE-SCALE OPTICAL SATELLITE IMAGES BASED ON VISUAL LBP FEATURE AND VISUAL ATTENTION MODEL
Ship Detection Large-Scale Optical Image Visual LBP Feature Visual Attention Support Vector Machine (SVM)
2016/7/28
Reliably ship detection in optical satellite images has a wide application in both military and civil fields. However, this problem is very difficult in complex backgrounds, such as waves, clouds, and...
RESEARCH ON THE KEY TECHNOLOGY OF LARGE SCALE MAPPING FROM LOW ALTITUDE PHOTOGRAMMETRY
Large-scale Photogrammetry Wide-angle Camera Elevation Accuracy Low Altitude Photogrammetry Production Process Low Altitude Photogrammetric DLG Production Multi-center Image Projection Reconstruction
2016/7/5
Based on the theoretic analysis of the accuracy in large scale photogrammetric mapping, some defects in traditional procedure were discussed. A set of key technologies dedicate to accuracy improvement...
APPLICATION OF TIME SERIES INSAR TECHNIQUE FOR DEFORMATION MONITORING OF LARGE-SCALE LANDSLIDES IN MOUNTAINOUS AREAS OF WESTERN CHINA
Large-scale Landslide Western China InSAR Small Baseline InSAR Time Series Deformation Monitoring
2016/7/4
Western China is very susceptible to landslide hazards. As a result, landslide detection and early warning are of great importance. This work employs the SBAS (Small Baseline Subset) InSAR Technique f...
Potential of High-resolution Indian Remote Sensing Satellite Imagery for Large Scale Mapping
Cartosat-1 Cartosat-2 rigorous sensor model stability DEM,orthoimage
2016/1/25
This paper gives an assessment of the mapping potential of high-resolution Indian remote sensing satellites Cartosat-1 and
Cartosat-2. The satellites are equipped with in-track stereo mapping capabil...
Object-Based Verification and Update of a Large-scale Topographic Database
Change detection updating databases aerial reference data
2016/1/25
It is well known that there is a growing need for consistent and up-to-date GIS-data at various scales. This paper describes a system
for semiautomatic quality assessment and update of an existing l...
Evaluation of Large-Scale Storage Systems for Satellite Data in GEO Grid
Data Archiving Analysis Spatial Information Sciences Global-Environmental-Databases
2015/12/18
The Global Earth Observation (GEO) Grid infrastructure is an E-Science infrastructure which enables global research activity and drives geosciences to get a significant discovery or achievement in the...
An Investigation of Digital Orthophotos for Large Scale Mapping and Cadastre Renovation
Orthophoto Map Accuracy Cadastre Fast Cadastre Mobil Cadastre
2015/12/18
Photogrammetric softwares , functions and applications were tremendously effected by developments of image proccessing technologies in past decades. One of the applications of photogrammetric software...
Application of Image Processing and Image Analysis Methods for Large Scale Map Revision
Ikonos Geometric Correction Image Fusion Object Extraction Change Detection Map Revision
2015/12/18
The aim of this study is to use different image analysis and processing methods in order to extract information content needed to update large scale maps. Recently available high resolution satellite ...
Research on Updating of Urban Large Scale Road Map Based on High Resolution Remote Sensing Image
Satellite Remote Sensing Updating Image Understanding
2015/12/17
Road feature is one of the most important features of urban. The change of road reflects construction speed of an urban. map road updating timely and exactly becomes an urgent issue. Current method up...
On the Graph-Based Panorama Construction for 2D Large-Scale Microscope Images
mosaicing graph panoramic image spanning tree
2015/12/16
On analysis of existing images mosaicing methods, the conception of mosaicing graph is introduced and some principles to construct
high quality panorama are presented in the paper. Image registration...