搜索结果: 16-30 共查到“光电子学与激光技术 LASER”相关记录73条 . 查询时间(0.484 秒)
Filining Lacunas in Terrestrial Laser Scanning Data: The "Cavallo Ligneo" of the "Palazzo Della Ragione" (Padua, Italy)
Laser scanning Cultural Heritage Application Reconstruction Modelling
2015/11/13
Laser scanning methodology allows to reconstruct the metric characteristics of objects at different LOD (Level Of Detail) providing spatially dense points clouds. In particular, the terrestrial applic...
Surveying and Documentation of Detailed Historical Heritage by Laser Scanning
Terrestrial Laser Scanner Historical Heritage Documentation Point Cloud
2015/11/13
In this research, surveying and documentation of historical heritage has been aimed by using laser scanning. Developing technologies has brought out in surveying and documentation of historical herita...
3D Laser Scanner and Reflectorless Total Station:A Comparative Study of the Slots of El-Khazneh at Petra in Jordan
Compression Laser scanning Application Accuracy Point Cloud
2015/11/13
Today, the laser scanners are widely used in the field of architectural, archaeological and environmental surveying because of their practicality and flexibility. A laser scanning machine can be consi...
Towards Creating a Dialogue Between the Specialized Technician and non Technician Users of the 3D Laser Scanner
Laser scanning Generalization Recording Simplification Accuracy User Understanding Point Cloud
2015/11/13
Several attempts and case studies had been conducted to document the cultural heritage using the 3D Laser scanner in the last few years. Now, it is possible to furnish a virtual model of an object fro...
Laser Scanner and Architectural Accuracy Text
Laser scanner accuracy test architectural survey cultural heritage
2015/11/13
In last years laser scanning have increased its application in different fields: from geological to architectural and archaeological survey, from real time monitoring to rapid prototyping. Respect to ...
Laser Scanning for Historical and Geotechnical Studies at Pointe du Hoc
Laser Scanning WWII Cliffs Erosion Resistivity
2015/11/13
The Pointe du Hoc Historic Site, in Normandy, France was host to one of the most important battles of D-Day. Its importance is marked by the bravery of the men of the 2nd Ranger Battalion who scaled i...
浙江大学光电系光电子学课件CHAPTER 3 Laser Amplifiers。
浙江大学光电系光电子学课件CHAPTER 4 LASER。
SUPPORTING UAVS IN LOW VISIBILITY CONDITIONS BY MULTIPLE-PULSE LASER SCANNING DEVICES
UAV laser scanning multiple pulses soft obstacles cases of emergency
2013/4/30
Unmanned Aerial Vehicles (UAVs) are nowadays promising platforms for capturing spatial information, because they are low cost solutions, which are easy to bring to the surveying field and can operate ...
ROAD REGION DETECTION IN URBAN AREAS COMBINING HIGH-RESOLUTION RGB IMAGE AND LASER SCANNING DATA IN A CLASSIFICATION FRAMEWORK
Artificial Neural Network RGB Aerial Image Normalized Digital Surface Model Laser Pulse Intensity Image
2013/4/30
This paper addresses the problem of road region detection in urban areas using an image classification approach. In order to minimize the spectral superposition of the road (asphalt) class with other ...
Opportunities of Airborne Laser Bathymetry for the Monitoring of the Sea Bed on the Baltic Sea Coast
Laser Bathymetry Coastal 3D Point Cloud LiDAR, Monitoring
2013/4/22
Traditional ship-based bathymetric surveys based on echo sounding are expensive and time consuming. This paper presents a project with the aim of identifying the opportunities of airborne laser bathym...
Line-based Classification of Terrestrial Laser Scanning Data using Conditional Random Field
Gaussian Mixture Model Expectation Maximization Terrestrial Laser Scanning Conditional Random Field
2013/4/22
This paper describes a line-based classification method, which labels TLS point clouds into vertical object, ground, tree and low objects. A local classifier implements labeling task on individual sit...
AUTOMATIC REGISTRATION OF MULTIPLE LASER SCANS USING PANORAMIC RGB AND INTENSITY IMAGES
Feature Extraction Matching Robust Estimation Scan Registration Terrestrial Laser Scanning
2012/9/3
This paper presents an automated methodology able to register laser scanning point clouds using their panoramic images derived from intensity values or RGB data, the latter obtained from a co-register...
ON OBJECT EXTRACTION USING AIRBORNE LASER SCANNER DATA AND DIGITAL IMAGES FOR 3D MODELLING激光
LIDAR Integration Aerial Photogrammetry Bundle Adjustment Object Extraction 3D Modelling
2012/7/23
Airborne laser scanners are effective at extracting the micro topography or ground surface under trees, which cannot be detected by aerial photogrammetry, and are suitable for use in many applications...
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...