搜索结果: 1-15 共查到“工程测量技术 Images”相关记录23条 . 查询时间(0.046 秒)
Generation and Analysis of DSMs in Urban Areas Based on DMC-Images
Digital Matching DEM/DTM Aerial Accuracy Quality
2015/12/17
DSMs are a geometric description of the height of the visible terrain surface, including elements like buildings and trees. DSMs became an important source for scene analysis and for 3D feature detect...
Integrating Object-Based Classification and One-Class Support Vector Machines in Classifying a Specific Land Class from High Spatial Resolution Images
Object-Based Classification One-Class Support Vector Machines High Spatial Resolution Imagery
2015/12/17
Remote sensing techniques have been commonly used to map land cover and land use types. For many applications, users may only be interested in a specific land class in an image such as extracting urba...
Towards Automated DEM Generation from High Resolution Stereo Satellite Images
Spaceborne Scanner Systems Digital Elevation Models (DEM)
2015/12/17
High resolution stereo satellite imagery is well suited for the creation of digital surface models (DSM). In this paper, a system for highly automated DSM and orthoimage generation based on CARTOSAT-1...
Digital Earth with Digital Measurable Images
Digital Earth Measurement on Demand Digital Measurable Images Mobile Mapping System
2015/12/16
Digital Earth is a visionary concept and outlines a charming prospect for the public. This paper starts from the concept and technologies of digital Earth and analyzes the architecture of geo-spatial ...
Building Roof Reconstruction by Fusing Laser Range Data and Aerial Images
Topological Relationship Line Features Geometric Inference Data Fusion Building Roof Reconstruction
2015/12/9
The objective of this study is to present an efficient and robust method of building roof reconstruction by fusing laser range data and aerial images through CSR (Construct-Shape-Refine) procedures. T...
Spatial Road Network Extraction from Multi Spectral Remote Sensing Images with FCD
Local Moran’s I statistics Floating Car Data (FCD)
2015/12/9
This paper presents an automatic methodology for spatial road network extraction from multi spectral remote sensing images with floating car data. Basically, it can be divided into two steps. In the f...
Automatic Road Extraction from High Resolution Satellite Images Using Neural Networks, Texture Analysis, Fuzzy Clustering and Genetic Algorithms
Road Extraction Neural Networks Co-occurrence Texture Analysis Fuzzy Clustering Vectorization
2015/12/9
In this article, a new method for road extraction from high resolution Quick Bird and IKONOS pan-sharpened satellite images is presented. The proposed methodology consists of two separate stages of ro...
Accuracy of Lacunarity Algorithms in Texture Classification of High Spatial Resolution Images from Urban Areas
Accuracy Algorithms Texture Classification High Resolution Urban
2015/12/8
Lacunarity based measures can be described as texture recognition approaches that provide a flexible yet theoretically consistent mean of characterizing the morphology of urban spatial patterns across...
Automated Updating of Building Data Bases from Digital Surface Models and Multi-Spectral Images: Potential and Limitations
Change Detection Digital Surface Models Data Fusion
2015/12/4
A method for automatic updating of building data bases from Digital Surface Models (DSM) and a normalised difference vegetation index is evaluated. The DSM can be generated from Airborne Laserscanner ...
Markov Random Field for Road Extraction Applications in Remote Sensing Images
Markov Random Field Bayesian Estimation Road Segmentation
2015/12/4
Bayesian methods coupled with Markovian frameworks has several applications in remote sensing images processing, such as the pixel level applications like filtering, segmentation and classification, a...
Extraction of Main and Secondary Roads in VHR Images Using A Higher-Order Phase Field Model
Road Urban Satellite Segmentation Modelling Variational methods
2015/12/4
This paper addresses the issue of extracting main and secondary road networks in dense urban areas from very high resolution (VHR, ~0.61m) satellite images. The difficulty with secondary roads lies in...
Automatic Model-Based Building Detection from Single Panchromatic High Resolution Images
Computer Vision Pattern Recognition Variational Methods Homography
2015/12/4
Model-free image segmentation approaches for automatic building detection, usually fail to detect accurately building boundaries dueto shadows, occlusions and other low level misleading information. I...
Ontology-based Land Degradation Assessment from Satellite Images
Land Use Change Detection Understanding Updating Knowledge Base Parameters
2015/12/2
In this paper, we introduce the idea of documenting operational chains for land degradation assessment using ontologies. We believe that this will help end-users in better understanding the land degra...
Indoor Navigation by Using Segmentation of Range Images Obtained by Laser Scanners
laser scanning localization mapping navigation robotics segmentation tracking
2015/11/23
This paper proposes a method to reconstruct the trajectory of a moving laser scanner on the basis of indoor scans made at different positions. The basic idea is that a position with respect to a measu...
Correcting DEM Extracted from Aster Stereo Images by Combining Cartographic DEM
ASTER Stereo Images DEM Accuracy Spaceborne Photogrammetry
2015/11/23
The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on-board the NASA's Terra spacecraft provides along-track digital stereo image data at 15m resolution with a base-height rati...
