搜索结果: 1-15 共查到“大地测量学 LiDAR”相关记录15条 . 查询时间(0.109 秒)
POLE-LIKE OBJECT EXTRACTION FROM MOBILE LIDAR DATA
LiDAR Point Clouds Local Roughness Graph Cuts based segmentation Pole-like object detection DBSCAN based point clustering
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2016/7/5
Object detection and recognition from LiDAR (Light Detection And Ranging) data has been a research topic in the fields of photogrammetry and computer vision. Unlike point clouds collected in well-cont...
GEOMETRIC QUALITY ASSESSMENT OF LIDAR DATA BASED ON SWATH OVERLAP
Lidar Quality Geometry Relative Accuracy
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2016/7/4
This paper provides guidelines on quantifying the relative horizontal and vertical errors observed between conjugate features in the overlapping regions of lidar data. The quantification of these erro...
PAIRWISE-SVM FOR ON-BOARD URBAN ROAD LIDAR CLASSIFICATION
LiDAR on-board classifiaction SVM MRF
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2016/7/4
The common method of LiDAR classifications is Markov random fields (MRF). Based on construction of MRF energy function, spectral and directional features are extracted for on-board urban point clouds....
AUTOMATIC MODELLING OF RUBBLE MOUND BREAKWATERS FROM LIDAR DATA
breakwaters water defences LiDAR point cloud 3D modelling
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2015/9/21
Rubble mound breakwaters maintenance is critical to the protection of beaches and ports. LiDAR systems provide accurate point clouds from the emerged part of the structure that can be modelled to make...
Revealing celtic fields from LIDAR data using Kriging based filtering
LIDAR archaeology ltering geostatistics
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2015/8/25
A detailed elevation model of the Netherlands has been acquired with the use of Airborne Laser Altimetry and is managed by AHN(Actueel Hoogtebestand Nederland). This elevation model can be used for a ...
OBJECT-BASED CLASSIFICATION OF INTEGRATED MULTISPECTRAL AND LIDAR DATA FOR CHANGE DETECTION AND QUALITY CONTROL IN URBAN AREAS
Change Detection classification quality control multispectral LIDAR
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2015/8/3
Digital spatial data are underlying strong temporal changes. The typical approach of updating these changes is to check the data manually by superimposing them on up-to-date orthoimages from aerial or...
A Comparison of Forest Canopy Models Derived from LiDAR and InSAR Data in a Pacific NorthWest Conifer Forest
Forestry LIDAR SAR photogrammetry interferometer comparison DEM/DTM
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2015/5/26
Active remote sensing technologies, including interferometric radar (InSAR) and airborne laser scanning (LIDAR) have the potential
to provide accurate information relating to three-dimensional fores...
Combining Stereo-Photogrammetry and LiDAR to Map Forest Canopy Height
LIDAR DEM/DTM Stereoscopic Reconstruction Registration Forestry
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2015/5/26
Lidar and digital stereo-photogrammetry techniques are being developed to improve on current methods used to map forest canopy
height. Contrary to lidar, the latter technique is limited in that is d...
High Altitude LIDAR To Enhance GeoSAR System Performance
LIDAR GeoSAR Data Fusion Calibration and Validation Derivations of Forest and Vegetation Parameters Digital Surface Models Filtering
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2015/5/26
High Altitude LIDAR To Enhance GeoSAR System Performance.
Automatic Generation of Building Models from LiDAR Data and the Integration of Aerial Images
3D building models Building extraction Data acquisition LIDAR processing Multi-sensor processing
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2015/5/26
In this paper, we present a method for the automated generation of 3D building models from directly observed point clouds generated
by LIDAR. First, building regions are detected automatically. After...
Building Extraction using LiDAR DEMs and IKONOS Images
LIDAR IKONOS Automation DEM/DTM Filtering
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2015/5/26
An automated method for boundary representation of building objects has been considered as a core processor for 3D city modelling.
Since the reconstruction of generic building shape fundamentally de...
Vehicle Recognition from LiDAR Data
LiDAR vehicle extraction classification
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2015/5/26
Vehicle Recognition from LiDAR Data.
About the Calibration of LiDAR Sensors
Laser-Scanning Laser Altimetry LIDAR calibration error sources sensor design bore-sight alignment
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2015/5/26
Over the past years airborne laser-scanning has become the primary choice for gathering precise and dense digital elevation models
(DEM) of large areas for a wide range of applications. It is presen...
Strip Adjustment of LiDAR Data
Lidar Strip Adjustment DTM Accuracy
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2015/5/26
LIght Detection And Ranging (LIDAR) is a technique, which allows for measuring a huge amount of object point coordinates with
accuracies up to some centimeters in short time. Their conversion into a...
SPATIAL ANALYSIS FOR OUTLIER REMOVAL FROM LIDAR DATA
Spatial analysis Cross-validation LiDAR Outlier detection
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2014/12/1
Outlier detection in LiDAR point clouds is a necessary process before the subsequent modelling. So far, many studies have been done in order to remove the outliers from LiDAR data. Some of the existin...