搜索结果: 1-8 共查到“工学 ALS data”相关记录8条 . 查询时间(0.039 秒)
3D SEMANTIC LABELING OF ALS DATA BASED ON DOMAIN ADAPTION BY TRANSFERRING AND FUSING RANDOM FOREST MODELS
3D semantic labelling ALS data random forest domain adaption decision fusion
2018/5/15
Labeling 3D point cloud data with traditional supervised learning methods requires considerable labelled samples, the collection of which is cost and time expensive. This work focuses on adopting doma...
ADAPTATION OF ROADS TO ALS DATA BY MEANS OF NETWORK SNAKES
snakes networks vector data roads ALS intensity topology consistency
2016/2/29
In the Authoritative Topographic Cartographic Information System (ATKIS®), which is the main public topographic data base in
Germany, the heights and the 2D positions of objects such as roads a...
BUILDING EXTRACTION FROM ALS DATA BASED ON REGULAR AND IRREGULAR TESSELLATIONS
LIDAR Extraction Detection Building TIN GRID
2015/12/23
For the past dozen years, data which enable the use of Digital Terrain Model as well as Digital Surface Model have been widely used. One of the modern techniques of gaining information about terrain i...
Comparison of Tree Extraction from Intensity Drop and From Multiple Returns in ALS Data
LIDAR data Tree extraction Airborne Laser Scanner Three dimensional Intensity Drop Multiple Returns
2015/11/20
LIDAR is an application widely open as an area of study for modelling detailed topographic maps. It is generally used in airborne applications. In this study, the aim is tree extraction from a data ha...
Accurate Registration of Als Data without Control Points
registration algorithms laser scanning
2015/7/9
This paper demonstrates the use of a matching algorithm to register an ALS data set to a reference surface composed
of ground points obtained using kinematic stop-and-go GPS. The matching algorithm m...
CALIBRATION OF FULL-WAVEFORM ALS DATA BASED ON ROBUST INCIDENCE ANGLE ESTIMATION
ALS, Full-waveform Calibration Analysis Modelling Segmentation
2014/6/5
Full-waveform airborne laser scanning data has shown its potential to enhance available segmentation and classification approaches through the additional information it can provide. However, this addi...
PATHWAY DETECTION AND GEOMETRICAL DESCRIPTION FROM ALS DATA IN FORESTED MOUNTANEOUS AREA
lidar road feature extraction vectorization mapping mountainous areas
2016/2/29
In the last decade, airborne laser scanning (ALS) systems have become an alternative source for the acquisition of altimeter data.
Compared to high resolution orthoimages, one of the main advantages ...
COMBINATION OF LOW-PULSE ALS DATA AND TERRASAR-X RADAR IMAGES IN THE ESTIMATION OF PLOT-LEVEL FOREST VARIABLES
Forest inventory Forest planning Laser scanning Radar imaging
2016/2/29
In the present study, the objective was to compare the accuracy of low-pulse airborne laser scanning (ALS), high-resolution
noninterferometric TerraSAR-X (TSX) radar data and their combined feature s...