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ANALYSIS OF 3D BUILDING MODELS ACCURACY BASED ON THE AIRBORNE LASER SCANNING POINT CLOUDS
Accuracy Data quality Quality assessment 3D building 3D mesh Point cloud
2018/3/30
Creating 3D building models in large scale is becoming more popular and finds many applications. Nowadays, a wide term “3D building models” can be applied to several types of products: well-known City...
FILTERING OF TLS POINT CLOUDS FOR THE GENERATION OF DTM IN SALT-MARSH AREAS.
Terrestrial Laser Scanner DTM data clustering salt-marsh ecogeomorphic dynamics
2016/2/29
Marshes are ubiquitous landforms in estuaries and lagoons, where important hydrological, morphological and ecological processes
take place. These areas attenuate sea action on the coast and act as s...
Rasterizing Airborne Laser Scanning Point Clouds by Block Kriging
Airborne laser scanning Point clouds Rasterization Block Kriging Geostatistics
2015/12/9
Airborne laser scanning (ALS) is increasingly becoming a standard method for the collection of dense elevation models, especially in 3D urban mapping. However, automation in processing of ALS point-cl...
Side Ratio Constrain Based Precise Boundary Tracing Algorithm for Discrete Point Clouds
Laser Scanning (LiDAR) Edge detection Aerial Photogrammetry Feature Extraction
2015/12/8
Boundary tracing of discrete points is an important step to building model reconstruction using LiDAR data, its result directly effects the location regularization of building corners and the reconstr...
Section Approach for Representation of 3-Dimentional Point Clouds
Laser scanning Point Cloud, Surface Archaeology Three-dimensional Precision
2015/12/8
This article expatiates on representation of irregular hemisphere surface of a niche for Buddha by plane graph with three-dimensional point cloud data associating with the Dunhuang Mogao Caves three-d...
Building Boundary Extraction Based on LIDAR Point Clouds Data
LIDAR Laser Scanning Point Clouds Algorithms Building Extraction Processing
2015/12/8
LIDAR (Light Detection And Ranging) is an active remote sensing system, which could provide fleetly three dimensional information of earth surface with high vertical accuracy. Now the building boundar...
Automated Modelling of Surface Detail from Point-Clouds of Historical Objects
Laser scanning Surface Modeling Triangulation Monitoring Cultural Heritage
2015/11/12
Terrestrial Laser Scanners are well suited for the acquisition of data for subsequent geometric modeling. Modern phase shift laser scanners allow the measuring of point clouds with very high point den...
SIMULTANEOUS ORIENTATION AND CALIBRATION OF IMAGES AND LASER POINT CLOUDS WITH STRAIGHT SEGMENTS
Photogrammetry LIDAR Integration Calibration Orientation Adjustment Modeling Registration
2012/7/20
This paper presents a method based on the use of straight lines as tie features for simultaneous orientation and calibration of Frame Camera (FC) and Airborne Laser Scanner (ALS) images. For the orien...
COLOR-BASED SEGMENTATION OF POINT CLOUDS
Laser scanning Point cloud segmentation Reverse engineering Building reconstruction
2009/2/19
Segmentation is one of the most fundamental procedures for the automation of point cloud processing. The methods based on
geometrical derivatives such as curvature and normals often lead to over-seg...