搜索结果: 1-15 共查到“测绘科学技术 Roof”相关记录31条 . 查询时间(0.087 秒)
BUILDING ROOF BOUNDARY EXTRACTION FROM LiDAR AND IMAGE DATA BASED ON MARKOV RANDOM FIELD
Markov Random Field LiDAR Aerial images Building roof boundary
2017/7/12
In this paper a method for automatic extraction of building roof boundaries is proposed, which combines LiDAR data and highresolution aerial images. The proposed method is based on three steps. In the...
ROOF TYPE SELECTION BASED ON PATCH-BASED CLASSIFICATION USING DEEP LEARNING FOR HIGH RESOLUTION SATELLITE IMAGERY
Roof Reconstruction High Resolution Satellite Imagery Deep Learning Method Convolutional Neural Networks
2017/7/13
3D building reconstruction from remote sensing image data from satellites is still an active research topic and very valuable for 3D city modelling. The roof model is the most important component to r...
RECONSTRUCTING BUILDINGS WITH DISCONTINUITIES AND ROOF OVERHANGS FROM OBLIQUE AERIAL IMAGERY
Aerial Oblique Building Reconstruction Discontinuities Roof Overhangs Texture Mapping CityGML
2017/7/13
This paper proposes a two-stage method for the reconstruction of city buildings with discontinuities and roof overhangs from oriented nadir and oblique aerial images. To model the structures the input...
IMPROVEMENT EVALUATION ON CERAMIC ROOF EXTRACTION USING WORLDVIEW-2 IMAGERY AND GEOGRAPHIC DATA MINING APPROACH
Geographical Data Mining GEOBIA WorldView-2 Ceramic roof C4.5 Decision Tree Classification accuracy
2016/11/24
Advances in geotechnologies and in remote sensing have improved analysis of urban environments. The new sensors are increasingly suited to urban studies, due to the enhancement in spatial, spectral an...
EXTRACTION OF ROOF LINES FROM HIGH-RESOLUTION IMAGES BY A GROUPING METHOD
Markov Random Field ALS Straight line
2016/7/28
This paper proposes a method for extracting groups of straight lines that represent roof boundaries and roof ridgelines from highresolution aerial images using corresponding Airborne Laser Scanner (AL...
AN IMPROVED SNAKE MODEL FOR REFINEMENT OF LIDAR-DERIVED BUILDING ROOF CONTOURS USING AERIAL IMAGES
Building Roof Contour Refinement Aerial Images Snake Model Greedy Algorithm
2016/7/27
Building roof contours are considered as very important geometric data, which have been widely applied in many fields, including but not limited to urban planning, land investigation, change detection...
AUTOMATIC BUILDING EXTRACTION AND ROOF RECONSTRUCTION IN 3K IMAGERY BASED ON LINE SEGMENTS
Building detection line segment detection DSM morphological filtering RANSAC plane fitting vegetation identification
2016/7/27
We propose an image processing workflow to extract rectangular building footprints using georeferenced stereo-imagery and a derivative digital surface model (DSM) product. The approach applies a line ...
AVOIDING THE BLUE ROOF DATA DURING EXTRACTING VEGETATION FROM HIGH RESOLUTION IMAGES
Blue roof Extraction vegetation Global Environment Monitoring Index land cover Nanjing Quick Birds
2016/3/17
The very high resolution multispectral satellites imagery, such as IKONOS and Quickbird satellite provides a level of detail compatible with urban mapping, it collect images which are a need to classi...
LiDAR Strip Adjustment using Automatically Reconstructed Roof Shapes
LIDAR Reconstruction Adjustment Building Point Cloud Quality
2016/1/25
LiDAR systems have been established as technology for fast and high-resolution acquisition of 3D point clouds. In general, LiDAR
data acquisition is conducted by private companies who are also respo...
Classification of Roof Materials for Rainwater Pollution Modelization
Supervised classifi cation Image segmentation Roofi ng materials Roofs Rainwater pollution
2016/1/25
It has been proven that roof runoff water plays an important role in the high metallic concentration levels in urban rainwater since
metallic elements are generated by corrosion of roof materials bef...
BUILDING ROOF RECONSTRUCTION FROM LIDAR DATA AND AERIAL IMAGES THROUGH PLANE EXTRACTION AND COLOUR EDGE DETECTION
Laser Sanning (LiDAR) Building Rconstruction Aerial Photogrammetry Data Integration Urban planning Image Pocessing
2015/12/23
In this paper a strategy for 3D reconstruction of building roofs from airborne laser scanning and aerial images is discussed. In order to keep it as general as possible, no predefined primitives or gr...
Geometric Refinement of LIDAR Roof Contours Using Photogrammetric Data and Markov Random Field Model
Digital Photogrammetry Building Reconstruction Spatial Analysis
2015/12/16
In this paper, a methodology is proposed for the geometric refinement of LiDAR building roof contours using high-resolution aerial images and Markov Random Field (MRF) models. The proposed methodology...
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...
A Competition Based Roof Detection Algorithm from Airborne LIDAR Data
LiDAR Detection Aerial Photogrammetry Feature Detection Buildings
2015/12/8
3D city model reconstruction is one of the main application of airborne laser scanning system. Roof detection is a primary step which needs to find each roof from irregular point clouds with noise poi...
Building Roof Detection from a Single High-Resolution Satellite Image in Dense Urban Area
building extraction high resolution urban scene hypothesis-verifi cation
2015/12/4
This work aims at extracting 2D buildings from a single high-resolution satellite image in densely built-up urban areas. The whole algorithm follows the hypothesis-verification strategy.