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First experiences with the Trimble GX scanner
laser scanning test accuracy engineering performance
2015/8/25
Trimble introduced a new generation of terrestrial laserscanners (TLS) in October 2005. It was on the one side a further development of the Mensi GS200 series and on the other hand presented as “the 3...
3D BUILDING MODEL GENERATION FROM AIRBORNE LASER SCANNER DATA USING 2D GIS DATA AND ORTHOGONAL POINT CLOUD PROJECTIONS
LIDAR point cloud segmentation building model reconstruction automation
2015/8/13
Human operators use an intuitive procedure of rotating laser scanner point clouds into specific projections when trying to understand
the structure of buildings contained in the data. This procedure ...
CHANGE DETECTION ON POINTS CLOUD DATA ACQUIRED W ITH A GROUND LASER SCANNER
Ground LiDAR laser scanning points cloud comparison
2015/8/13
Ground based laser scanning is now well settled in the fields of cultural heritage, as-built modelling and monitoring applications. W e
intend to use laser scanning to detect changes on building sit...
FILTERING OF AIRBORNE LASER SCANNER DATA BASED ON SEGMENTED POINT CLOUDS
Segmentation Filtering Laser scanning LiDAR
2015/8/13
The extraction of points on the bare Earth from point clouds acquired by airborne laser scanning is the most time consuming and
expensive part in the production of digital elevation models with laser...
VISUALIZATION AND ANALYSIS OF FULL-WAVEFORM AIRBORNE LASER SCANNER DATA
Airborne laser scanning LIDAR laser data processing
2015/8/13
Recent development of airborne laser scanner systems allows for digitization and recording of the full-waveform, i.e. the received
signal of the reflected laser pulse. In this paper, some visualizat...
TOWARDS A 3D TRUE COLORED SPACE BY THE FUSION OF LASER SCANNER POINT CLOUD AND DIGITAL PHOTOS
: Laser Scanning Digital Photogrammetry Data Fusion True Color 3D model Cultural Heritage
2015/8/7
The fusion of the laser scanner data, with its very rich point cloud, and the digital image, with its very detailed information about the
radiometric characteristics, to produce optimum 3D model, no...
3D LASER SCANNER AIMED TO ARCHITECTURAL HERITAGE SURVEY: FROM THE POINT’S CLOUD TO THE GEOMETRICAL GENESIS DETERMINATION
Architectural heritage Laser scanning point clouds 3D modeling
2015/8/7
The present essay is a result of a wider research we are conducting at the Laboratory of Architectural Photogrammetry and Survey of
Catania directed by professor Luigi Andreozzi. The research concern...
THE COLORED COMPARISON OF THE WALL SCULPTURE WITH 3D LASER SCANNER AND ORTHOPHOTO
cultural heritage restoration colored comparison laser scanning photogrammetry
2015/8/7
Now, the experts and the technician with special knowledge and professional skills have investigated the important cultural heritage
and have maintained them using traditional techniques. We are sur...
Integration of A Terrestrial Laser Scanner With Gps/imu Orientation Sensors
Integration Orientation GPS/IMU
2015/7/15
Direct orientation of laser systems has been widely used for airborne laser sensors but not with the terrestrial laser systems. The usual
way to operate a terrestrial laser is by scanning a scene whi...
Fusion of Terrestrial Laser Scanner Data and Images for Building Reconstruction
Fusion LIDAR Image
2015/7/15
The increasing need and use of 3D GIS particularly in urban areas has produced growing attention on building reconstruction, which
attempts to generate geometric and radiometric models of buildings u...
Development of Digital Surface Model and Feature Extraction By Integrating Laser Scanner and Ccd Sensor With Imu
Laser Scanning CCD IMU
2015/7/15
Three dimension data are in great demand for the various applications such as 3D GIS, navigation, digital archive, simulation,
computer games, and so on. In order to represent space in details, it is...
The introduction of new terrestrial laser scanner devices in the survey field has increased the possibility of more accurate and
complete 3D models of the acquired objects to be obtained. This happen...
Multi-resolution Modelling From Multiple Range Views: the Laser Scanner Survey of Porta Portello, Padua, Italy
Laser scanning Point cloud Nurbs
2015/7/14
In this paper, the authors present an experiment performed in Padua, Italy to model a cultural heritage object from multiple range
views. This object is Porta Portello, an old monumental door near th...
Automatic Orientation and Merging of Laser Scanner Acquisitions Through Volumetric Targets: Procedure Description and Test Results
Laser scanning Orientation Mosaic
2015/7/14
The use of volumetric targets for the automatic merging and orientation of laser scanner acquisitions has been experimented. The
used procedure is fully automatic.
The targets can also be used for t...
Automatic Reconstruction of Single Trees from Terrestrial Laser Scanner Data
Laser scanning Close Range Modelling
2015/7/14
The investigation of single trees in a forest is of ecological and economical interest. One aim is to capture the geometric
aspects of a tree: the length and diameter of the trunk and individual bran...