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LOCALIZATION OF PATHOLOGY ON COMPLEX ARCHITECTURE BUILDING SURFACES
Laser Scanning Point Cloud Heritage Complex Architecture Pathology
2017/4/7
The technology of 3D laser scanning is considered as one of the most common methods for heritage documentation. The point clouds that are being produced provide information of high detail, both geomet...
PHOTOGRAMMETRY DRIVEN TOOLS TO SUPPORT THE RESTORATION OF OPEN-AIR BRONZE SURFACES OF SCULPTURES: AN INTEGRATED SOLUTION STARTING FROM THE EXPERIENCE OF THE NEPTUNE FOUNTAIN IN BOLOGNA
Photogrammetry Conservation 3D models Colour management
2017/4/5
Checking the irreversible process of clean-up is a delicate task that requires a work of synthesis between theoretical knowledge and practical experience, to define an effective operating protocol on ...
THE USAGE OF RUSBOOST BOOSTING METHOD FOR CLASSIFICATION OF IMPERVIOUS SURFACES
RUSboost Classification tree Impervious surface Image classification Remote sensing
2016/11/24
Impervious surface areas are artificial structures covered by materials such as asphalt, stone, brick, rooftops and concrete. Buildings, parking lots, roads, driveways and sidewalks are shown as imper...
OPTICAL TRIANGULATION ON INSTATIONARY WATER SURFACES
Optical Triangulation Water Surfaces Laser Light Sheet
2016/11/11
The measurement of water surfaces is a key task in the field of experimental hydromechanics. Established techniques are usually gauge-based and often come with a large instrumental effort and a limite...
OPTIMAL IMAGE STITCHING FOR CONCRETE BRIDGE BOTTOM SURFACES AIDED BY 3D STRUCTURE LINES
Image Stitching 3D Structure Line Concrete Bridge Inspection
2016/7/27
Crack detection for bridge bottom surfaces via remote sensing techniques is undergoing a revolution in the last few years. For such applications, a large amount of images, acquired with high-resolutio...
STEREO RECONSTRUCTION OF ATMOSPHERIC CLOUD SURFACES FROM FISH-EYE CAMERA IMAGES
Fish-Eye Camera Stereo Reconstruction Spherical Camera Model Nephology Atmospheric Cloud Reconstruction Dense Matching
2016/7/27
In this article a method for reconstructing atmospheric cloud surfaces using a stereo camera system is presented. The proposed camera system utilizes fish-eye lenses in a flexible wide baseline camera...
COMPARATIVE EVALUATION OF PAVEMENT CRACK DETECTION USING KERNEL-BASED TECHNIQUES IN ASPHALT ROAD SURFACES
Mobile Mapping RGB Camera Road Crack Extraction Kernel-based Segmentation Feature Fusion
2016/7/5
With the increasing demand for the digital survey and acquisition of road pavement conditions, there is also the parallel growing need for the development of automated techniques for the analysis and ...
Using B-spline surfaces for chromatic attachment of digital orthophotos
Using B-spline surfaces chromatic attachment digital orthophotos
2016/5/20
Since the eighties, there has been a significant evolution of photogrammetric systems for the production of digital orthophotos. All the various procedures for the generation of orthophotos (for examp...
Digital Photogrammetry in Obtaining of 3D Model Data of Irregular Small Surfaces
3D Modelling Digital Close Range Photogrammetry Data
2015/12/8
Today, 3D models are used in a wide variety of fields. The medical industry uses detailed models of organs. The movie industry uses them as characters and objects for animated and real-life motion pic...
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...
DEVELOPMENT OF THE GONIO RADIOMETRIC SPECTROMETER SYSTEM TO CONDUCT MULTI-ANGULAR MEASUREMENTS OF TERRESTRIAL SURFACES
BRDF calibration radiance reflectance
2015/9/8
The requirement for reliability and confidence in Earth Observation data is being recognised by many international organisations e.g.
WMO and CEOS, the latter of which endorsed two recommendations at...
PRECISE RANGE ESTIMATION ON KNOWN SURFACES BY ANALYSIS OF FULL-WAVEFORM LASER
Accuracy Analysis Laser scanning LIDAR Measurement Full-waveform
2015/8/31
Laser range data analysis is of high interest in photogrammetry. Range estimation for complex surface structures can be inaccurate.To overcome this drawback a method using a laser scanner capable of f...
FREEFORM CURVES AND SURFACES IN DBMS: A STEP FORWARD IN SPATIAL DATA INTEGRATION
Databases CAD GIS
2015/8/28
Spatial data integration is of great importance for many applications and particularly for emergency response. Besides the variety of
challenges in 2D, increasing attention is given to integration of...
PRECISE RANGE ESTIMATION ON KNOWN SURFACES BY ANALYSIS OF FULL-WAVEFORM LASER
Accuracy Analysis Laser scanning LIDAR Measurement Full-waveform
2015/8/28
Laser range data analysis is of high interest in photogrammetry. Range estimation for complex surface structures can be inaccurate.To overcome this drawback a method using a laser scanner capable of f...
An optical triangulation method for height measurements on non-stationary water surfaces
Triangulation Water Surfaces Laser Light Sheet
2015/8/24
Optical triangulation methods based on a laser light sheet and digital camera are used as a surface measurement technique in a wide range of applications. They allow a fast and accurate determination ...