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Point cloud segmentation for urban scene classification
Segmentation Classification Point cloud Urban Airborne Filtering
2014/4/22
High density point clouds of urban scenes are used to identify object classes like buildings, vegetation, vehicles, ground, and water. Point cloud segmentation can support classification and further f...
Equisolid Fisheye Stereovision Calibration and Point Cloud Computation
Fisheye stereovision binocular 3D reconstruction point cloud dynamic programming matching
2014/4/22
This paper deals with dense 3D point cloud computation of urban environments around a vehicle. The idea is to use two fisheye views to get 3D coordinates of the surrounding scene's points. The first c...
Point cloud registration and virtual realization of large scale and more complex historical structures
Terrestrial Laser Scanning Point Cloud Registration Accuracy Three-Dimensional Cultural Heritage
2014/4/22
Digital information technology always needs more information about object and its relations. Thus, three-dimensional (3D) models of historical structures are created for visualize and documentation of...
RECONSTRUCTION OF CONSISTENT 3D CAD MODELS FROM POINT CLOUD DATA USING A PRIORI CAD MODELS
Industrial Plants Modeling Point Cloud CAD Model Reverse Engineering Bayesian Reconstruction
2014/6/5
We address the reconstruction of 3D CAD models from point cloud data acquired in industrial environments, using a pre-existing 3D model as an initial estimate of the scene to be processed. Indeed, thi...
VERTICAL VEGETATION STRUCTURE ANALYSIS AND HYDRAULIC ROUGHNESS DETERMINATION USING DENSE ALS POINT CLOUD DATA - A VOXEL BASED APPROACH
surface roughness hydraulic simulation Manning's n land cover full-waveform LiDAR
2014/6/5
In this contribution the complexity of the vertical vegetation structure, based on dense airborne laser scanning (ALS) point cloud data (25 echoes/m2 ), is analyzed to calculate vegetation roughness f...
DETECTION OF ROAD CURB FROM MOBILE TERRESTRIAL LASER SCANNER POINT CLOUD
road furniture curb street floor sidewalk eigenvalue surface normal edge detection
2014/6/5
The detection of different road furniture such as curb, street floor and sidewalk from point clouds is important in many applications such as road maintenance and city planning. In this paper a pipeli...
AN ADAPTIVE APPROACH FOR SEGMENTATION OF 3D LASER POINT CLOUD
Segmentation Kd-tree data structure Adaptive cylinder neighbourhood Clustering attributes Octree space partitioning
2014/6/5
Automatic processing and object extraction from 3D laser point cloud is one of the major research topics in the field of photogrammetry. Segmentation is an essential step in the processing of laser po...
A RECOGNITION METHOD FOR AIRPLANE TARGETS USING 3D POINT CLOUD DATA
LiDAR Point cloud data Target recognition Target segmentation KD-Tree Moment invariants
2014/4/28
LiDAR is capable of obtaining three dimension coordinates of the terrain and targets directly and is widely applied in digital city, emergent disaster mitigation and environment monitoring. Especially...
SPECIES-SPECIFIC FOREST VARIABLE ESTIMATION USING NON-PARAMETRIC MODELING OF MULTI-SPECTRAL PHOTOGRAMMETRIC POINT CLOUD DATA
Forestry photogrammetry estimation inventory spectral stereoscopic point cloud mapping
2014/4/30
The recent development in software for automatic photogrammetric processing of multispectral aerial imagery, and the growing nation-wide availability of Digital Elevation Model (DEM) data, are about t...
A COMPARISON OF TWO DIFFERENT APPROACHES OF POINT CLOUD CLASSIFICATION BASED ON FULL-WAVEFORM LIDAR DATA
full-waveform LiDAR Decomposition Unsupervised classification point cloud, space transform EM algorithm
2014/4/28
In this paper, two different point cloud classification approaches were applied based on the full-waveform LiDAR data. At the beginning, based on the full-waveform LiDAR data, we decomposed the backsc...
CLASSIFICATION BY USING MULTISPECTRAL POINT CLOUD DATA
Classification Image Matching Close Range Photogrammetry Infrared Point Cloud
2014/4/28
Remote sensing images are generally recorded in two-dimensional format containing multispectral information. Also, the semantic information is clearly visualized, which ground features can be better r...
COMBINED GEOMETRIC/RADIOMETRIC POINT CLOUD MATCHING FOR SHEAR ANALYSIS
Geometry Radiometry Adjustment Matching Point Cloud High Resolution Quality
2014/4/28
In the recent past, dense image matching methods such as Semi-Global Matching (SGM) became popular for many applications. The SGM approach has been adapted to and implemented for Leica ADS line-scanne...
A NOVEL APPROACH FOR SEGMENTATION OF AIRBORNE LASER SCANNING POINT CLOUD LOCATED ON ROOF STRUCTURE
3D building Segmentation laser scanning roof reconstruction
2014/4/28
This paper is addressed to an approach for segmenting airborne laser scanning point cloud. It aims to detect and cluster point cloud of an input roof into several segments that are corresponding to pl...
SIFT FOR DENSE POINT CLOUD MATCHING AND AERO TRIANGULATION
SIFT Dense Matching Quality Filtering (QF) Aerotriangulation Point Cloud
2014/4/28
This paper presents a new method for dense point cloud matching and aero triangulation based on the well-known scale invariant feature transform (SIFT) technique. The modern digital cameras can take h...
IMAGE TO POINT CLOUD METHOD OF 3D-MODELING
Photogrammetry Laser scanning Photography Three-dimensional Fusion Modeling
2014/4/28
This article describes the method of constructing 3D models of objects (buildings, monuments) based on digital images and a point cloud obtained by terrestrial laser scanner. The first step is the aut...