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A laser scanner acquired in 2020 by the EN department’s metrology laboratory produces high-resolution 3D modelling of a wide variety of components.
近日，我校电子与光学工程学院、微电子学院先进光子技术研究所张祖兴教授课题组与浙江大学材料科学与工程学院刘小峰教授和现代光学仪器国家重点实验室邱建荣教授、童利民教授等课题组合作在国际著名光学期刊《Laser & Photonics Reviews》（激光和光电子评论）发表题为“Refractory Plasmonic Metal Nitride Nanoparticles for Broadband...
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...
LASER SCANNING AND MODELLING OF BARELY VISIBLE FEATURES: THE SURVEY OF THE GROTTO OF THE ANIMALS AT THE VILLA OF CASTELLO (FLORENCE)
Mannerist gardens Artificial grottoes Ancient hydraulic systems Laser scanner Mesh modelling
2017/5/20
The deep fusion of natural and artificial elements typical of Italian Renaissance gardens is particularly evident in the park of Villa di Castello and in the Grotto of the Animals, also called Grotto ...
LASER-SCANNER SURVEY OF STRUCTURAL DISORDERS: AN INSTRUMENT TO INSPECT THE HISTORY OF PARMA CATHEDRAL’S CENTRAL NAVE
Parma Cathedral Laser Scanner Structural Disorders Historical Monitoring Structural Analysis
2017/5/20
This paper presents the use of laser scanner derived data for the study of the structural disorders in the central nave of the Parma Cathedral. An accurate three-dimensional model of the entire nave w...
INCIDENCE ANGLE INFLUENCE ON THE QUALITY OF TERRESTRIAL LASER SCANNING POINTS
aser scanning incidence angle individual point quality measurement setup
2016/2/29
A terrestrial laser scanner measures the distance to an object with a precision in the order of millimeters. The quality of each single
point in a point cloud affects post-processing applications, su...
INTEGRATION OF FULL-WAVEFORM INFORMATION INTO THE AIRBORNE LASER SCANNING DATA FILTERING PROCESS
DTM Filtering Full-waveform Laser scanning Lidar
2016/2/29
Terrain classification of current discrete airborne laser scanning data requires filtering algorithms based on the spatial relationship
between neighbouring three-dimensional points. However, diffic...
AUTOMATIC EXTRACTION OF VERTICAL WALLS FROM MOBILE AND AIRBORNE LASER SCANNING DATA
buildings 3D feature extraction map updating position accuracy
2016/2/29
Building outlines in cadastral maps are often created from different sources such as terrestrial surveying and photogrammetric
analyses. In the latter case the position of the building wall cannot b...
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...
Building Exctraction from Laser Scanning Data
Hough Transform Laser Scanning City Modeling Orientation Estimation
2015/12/8
Laser scanning systems are frequently used to provide the digital surface models, DSM, of the earth surface. Laser scanning is a fast and precise technique to extract information related with various ...
Airborne Laser Scanning Data Filtering Using Flakes
airborne laser scanning filtering flakes variational modelling filtering errors
2015/12/8
Generation of digital terrain model on the basis of airborne laser scanning data requires extracting exclusively these points from the raw point cloud which are reflections of a laser beam from the gr...
Problems in Automated Building Reconstruction Based on Dense Airborne Laser Scanning Data
Laser scanner Three Dimensional Building Reconstruction Problem Urban
2015/12/4
Reconstructing buildings in 3D has been a challenging research topic for at least ten years, and will be in future as long as acquisition systems are improving and model requirements are increasing. D...
Fast Continuous 360 Degree Color 3D Laser Scanner
3D laser scanning Data Acquisition Multiview geometry Calibration Texture mapping
2015/11/20
There are many needs for the ability to fast acquire 3D data from environmental surroundings, such as navigation, mapping, localisation and robot mobility, fire and police planning, urban planning, bu...
3D Modelling of Heritage Objects by Fringe Projection and Laser Scanning Systems
Cultural Heritage 3D Digitization Laserscanning Modeling Documentation
2015/11/13
The treasure of the Essen cathedral in Germany is one of the few collections of medieval art completely preserved in the course of history, including approximately 250 objects such as crosses, crowns,...
Laser Scanning Methodology for the Structural Modelling
Laser scanning Cultural Heritage Application Reconstruction Modelling Analysis
2015/11/13
Laser scanning methodology which has been used in different sectors, allow surveying an object by means of very dense and accurate point clouds acquisitions. The alignment and co-registration in a def...