搜索结果: 1-15 共查到“光学工程 : Laser Scanning”相关记录20条 . 查询时间(0.097 秒)
COMPARING THE PERFORMANCE OF POINT CLOUD REGISTRATION METHODS FOR LANDSLIDE MONITORING USING MOBILE LASER SCANNING DATA
point clouds, registration methods landslide monitoring mobile laser scanning deviation maps
2018/11/8
The aim of the research is to evaluate the performance of the point cloud registration methods using mobile laser scanning data. The point cloud registration methods involved in this research are matc...
IMAGE-BASED METHOD FOR THE PAIRWISE REGISTRATION OF MOBILE LASER SCANNING POINT CLOUDS
pairwise registration relative registration image registration template matching
2018/11/9
In this paper, a method is proposed for solving relative translations of 3D point clouds collected by Mobile Laser Scanning (MLS) techniques. The proposed approach uses the attributes of the 3D points...
RESEARCH ON COORDINATE TRANSFORMATION METHOD OF GB-SAR IMAGE SUPPORTED BY 3D LASER SCANNING TECHNOLOGY
GB-SAR Interference measurement 3D laser scanning Coordinate Transformation
2018/5/15
In the image plane of GB-SAR, identification of deformation distribution is usually carried out by artificial interpretation. This method requires analysts to have adequate experience of radar imaging...
DETERMINING GEOMETRIC PARAMETERS OF AGRICULTURAL TREES FROM LASER SCANNING DATA OBTAINED WITH UNMANNED AERIAL VEHICLE
UAV LiDAR orchards tree height alpha-shape
2018/6/4
The estimation of dendrometric parameters has become an important issue for agriculture planning and for the efficient management of orchards. Airborne Laser Scanning (ALS) data is widely used in fore...
3D SURVEY IN COMPLEX ARCHAEOLOGICAL ENVIRONMENTS: AN APPROACH BY TERRESTRIAL LASER SCANNING
Terrestrial Laser Scanner 3D documentation 3D Model Archaeological excavation
2018/6/4
The survey of archaeological sites by appropriate geomatics technologies is an important research topic. In particular, the 3D survey by terrestrial laser scanning has become a common practice for 3D ...
VALIDATING A WORKFLOW FOR TREE INVENTORY UPDATING WITH 3D POINT CLOUDS OBTAINED BY MOBILE LASER SCANNING
Tree inventory Mobile Laser Scanning Point Cloud Data Tree classification
2018/6/5
Urban trees are an important component of our environment and ecosystem. Trees are able to combat climate change, clean the air and cool the streets and city. Tree inventory and monitoring are of grea...
Laser Scanning 2017 is the latest of a series of ten ISPRS workshops covering various aspects of space-borne, airborne, mobile and terrestrial laser scanning in both indoor and outdoor environments. T...
THE ROMAN THEATRE OF CLVNIA: HYBRID STRATEGIES FOR APPLYING VIRTUAL REALITY ON LASER SCANNING 3D FILES
Cultural Heritage Laser scanning Point cloud Multiresolution models Virtual Reality Archaeological Surveying
2015/8/7
Digital acquisition, processing and visualization of archaeological sites require increasing performance for software tools. The
application of hybrid methodologies based on digital information pose...
RECORDING AND MODELLING AN ABORIGINAL CAVE PAINTING : WITH OR WITHOUT LASER SCANNING?
Archaeology Cultural Heritage Laser Scanning Image Correlation Digital Photogrammetry Virtual Reality
2015/8/7
There are many compelling arguments, worldwide, for the recording of indigenous art sites which are endangered by “people
pressures”. The Baiame cave painting in the Hunter Valley of Australia (lat....
HIGH QUALITY DEMS FOR GLACIER MONITORING –IMAGE MATCHING VERSUS LASER SCANNING
Glaciology Matching Laser Scanning DEM/DTM Comparison
2015/7/29
Glacier monitoring is of great importance since glaciers are influencing essential areas of life like water supply, energy production,
flood protection and tourism. Furthermore, the variation of gla...
FAST AND ACCURATE CLOSE RANGE 3D MODELLING BY LASER SCANNING SYSTEM
laser scanning, TIN surfaces
2015/3/6
We applied the laser scanner Callidus Precision System to digitise the shape of the three-dimensional small temple inside the Mole
Vanvitelliana in Ancona to build a 3D model. It is a complicated ta...
An Integrated Flexible Self-calibration Approach for 2D Laser Scanning Range Finders Applied to the Hokuyo UTM-30LX-EW
LIDAR laser range finder terrestrial laser scanning error model calibration bundle adjustment variance component estimation
2014/7/30
The paper presents a flexible approach for the geometric calibration of a 2D infrared laser scanning range finder. It does not require spatial object data, thus avoiding the time-consuming determinati...
Grammar-based Automatic 3D Model Reconstruction from Terrestrial Laser Scanning Data
Model reconstruction grammar building 3D
2014/7/24
The automatic reconstruction of 3D buildings has been an important research topic during the last years. In this paper, a novel method is proposed to automatically reconstruct the 3D building models f...
PERFORMANCE ANALYSIS OF A POLE AND TREE TRUNK DETECTION METHOD FOR MOBILE LASER SCANNING DATA
mobile laser scanning feature extraction pole tree
2014/6/5
Dense point clouds can be collected efficiently from large areas using mobile laser scanning (MLS) technology. Accurate MLS data can be used for detailed 3D modelling of the road surface and objects a...
APPLYING 3D AFFINE TRANSFORMATION AND LEAST SQUARES MATCHING FOR AIRBORNE LASER SCANNING STRIPS ADJUSTMENT WITHOUT GNSS/IMU TRAJECTORY DATA
Airborne Laser Scanning adjustment LIDAR georeferencing quality control
2014/6/5
In this article we extend our previous work on the topic of ALS strip adjustment without GNSS/IMU trajectory data. Between overlap- ping strip pairs the relative orientation as a 3D affine trans...