搜索结果: 106-120 共查到“测绘科学技术 Laser scanning”相关记录224条 . 查询时间(0.093 秒)
GLACIER SURFACE SEGMENTATION USING AIRBORNE LASER SCANNING POINT CLOUD AND INTENSITY DATA
Airborne Laser scanning Point cloud Segmentation Classification Intensity Glaciology
2015/11/10
As glaciers are good indicators for the regional climate, most of them presently undergo dramatic changes due to climate change. Remote sensing techniques have been widely used to identify glacier sur...
ADAPTIVE FILTERING OF AERIAL LASER SCANNING DATA
LIDAR Classification Algorithms DEM/DTM Automation
2015/11/10
Filtering non-terrain points from raw laser scanning data is the most important goal to improve productivity in DTM generation.Filtering algorithms are built on assumptions about what discriminates te...
DETECTION AND RECONSTRUCTION OF FREE FORM SURFACES FROM AIRBORNE LASER SCANNING DATA
LiDAR City modeling Building reconstruction Free Form Curved Surfaces
2015/11/10
Building reconstruction from LiDAR data offers promising prospects for rapid generation of large-scale 3D models in an autonomous manner. Such reconstruction requires knowledge on a variety of paramet...
SIMULATING SAMPLING EFFICIENCY IN AIRBORNE LASER SCANNING BASED FOREST INVENTORY
Airborne laser scanner Simulator Forest inventory
2015/11/10
A simple simulator was developed to test whether airborne laser scanning can be used as a strip sampling tool for forest inventory purposes. The simulator is based on the existing two stages,grid base...
APPLICATION OF TERRESTRIAL LASER SCANNING FOR SHIPBUILDING
laser scanning terrestrial point cloud shipbuilding underbody 3D modelling
2015/11/10
Recently, a laser scanner technology has been receiving more attention. Nowadays use of terrestrial laser scanners (TLS) is continuously increasing. This technique offers the possibility of measuring ...
A SEMI-AUTOMATIC PROCEDURE FOR TEXTURING OF LASER SCANNING POINT CLOUDS WITH GOOGLE STREETVIEW IMAGES
Point Clouds Terrestrial Laser Scanning Structure from Motion (SfM) Texturing Google Streetview
2015/9/21
We introduce a method to texture 3D urban models with photographs that even works for Google Streetview images and can be done with currently available free software. This allows realistic texturing, ...
Ta Keo Temple Reconstruction Based on Terrestrial Laser Scanning Technology
Terrestrial Laser Scanning Technology 3D Reconstruction Point Clouds
2015/9/14
Ta Keo temple is one of the very famous temple complex of Angkor Wat in northwestern Cambodia. It has been suffering massive
collapse and other serious damages in recent years. Nowadays, Terrestrial ...
Impact of the method of registering Terrestrial Laser Scanning data on the quality of documenting cultural heritage structures
Airborne Laser Scanning Data Fusion Accuracy
2015/9/11
When documenting historical structures and objects, especially delicate artefacts such as pieces of sacred art, only techniques that
allow remote, non-contact methods that enable the most precise mea...
Accuracy assessment of modeling architectural structures and details using terrestrial laser scanning
Laser Scanning 3D model Accuracy
2015/9/11
One of the most important aspects when performing architectural documentation of cultural heritage structures is the accuracy of
both the data and the products which are generated from these data: do...
Digital Inventory and Documentation of Korea’s Important Cultural Properties Using 3D Laser Scanning
Important cultural properties man-made and natural disasters cultural properties conservation
2015/9/11
As a country with 11 properties included on the World Heritage List and approximately 12,000 important cultural properties,
Korea has been continuously carrying out the inventory and documentation of...
AUTOMATIC GEO-REFERENCING MOBILE LASER SCANNING DATA TO UAV IMAGES
Mobile Laser Scanning UAV images Geo-reference Pairwise Registration Adjustment Trajectory
2015/9/10
In this paper, a framework for adjusting mobile laser scanning point cloud data to improve the accuracy is proposed by integrating high resolution UAV images and MLS. First, aerial triangulated images...
MODELING OF SMALL FOOTPRINT AIRBORNE LASER SCANNING RETURNS USING RAY-TRACING AND L-SYSTEMS
Physical modeling remote sensing
2015/9/8
Airborne Laser Scanning (ALS) has been established as a valuable tool for the estimation of biophysical
canopy variables, such as tree height and vegetation density. However, up to now most approache...
TWO-DIMENSIONAL FOREST CANOPY ARCHITECTURE FROM TERRESTRIAL LASER SCANNING
Terrestrial laser scanning forest gap fraction
2015/9/8
Terrestrial laser scanners (TLS) are now capable of collecting 3d data clouds consisting of the x,y,z coordinates of several million
laser hits, plus information on return intensity and, in some case...
Development of a commercial laser scanning mobile mapping system - streetmapper
LiDAR laser scanning StreetMapper
2015/9/2
The performance and availability of modern 3D laser scanning systems has created a demand for a system that can survey many
kilometres of highway very rapidly. Airborne laser scanning can offer this ...
capability of laser scanning systems capturing the waveform
Accuracy Analysis Laser scanning LIDAR Measurement Full-waveform
2015/9/1
The analysis of data derived by full-waveform laser scanning systems is of great interest. In this study, we estimate the impulse response of a laser scanning system capturing the waveform. Considerin...
