搜索结果: 1-15 共查到“测绘科学技术 Aerial photography”相关记录18条 . 查询时间(0.14 秒)
ARCHAEOLOGICAL FEATURE DETECTION FROM ARCHIVE AERIAL PHOTOGRAPHY WITH A SFM-MVS AND IMAGE ENHANCEMENT PIPELINE
Archaeology feature detection SfM-MVS image enhancement cultural heritage
2018/6/4
Understanding and protecting cultural heritage involves the detection and long-term documentation of archaeological remains alongside the spatio-temporal analysis of their landscape evolution. Archive...
SIMULATION OF INERTIAL NAVIGATION SYSTEM ERRORS AT AERIAL PHOTOGRAPHY FROM UAV
Unmanned aerial vehicle Aerial photography Inertial navigation system (INS) Accelerometer systematic shift Gyroscope systematic offset Position accuracy
2017/7/12
The problem of accuracy determination of the UAV position using INS at aerial photography can be resolved in two different ways: modelling of measurement errors or in-field calibration for INS. The pa...
MONITORING SEABIRDS AND MARINE MAMMALS BY GEOREFERENCED AERIAL PHOTOGRAPHY
Biological Monitoring Digital Surveys Environmental Impact Assessment Marine Wildlife Offshore Wind
2016/11/30
The assessment of anthropogenic impacts on the marine environment is challenged by the accessibility, accuracy and validity of biogeographical information. Offshore wind farm projects require large-sc...
ROLE OF TIE-POINTS DISTRIBUTION IN AERIAL PHOTOGRAPHY
Photogrammetry Image matching Tie-Points Feature-based matching RANSAC Von Gruber positions
2016/3/25
Automatic image matching algorithms, and especially feature-based methods, profoundly changed our understanding and requirements of tie points. The number of tie points has increased by orders of magn...
AUTOMATIC ORIENTATION AND MOSAICKING OF ARCHIVED AERIAL PHOTOGRAPHY USING STRUCTURE FROM MOTION
Archived aerial photos Structure from Motion Bundle adjustment Auto-calibration DSM Orthomosaics
2016/3/25
Aerial photography has been acquired regularly for topographic mapping since the decade of 1930. In Portugal there are several archives of aerial photos in national mapping institutes, as well as in l...
DEM CREATION OF A SNOW COVERED SURFACE USING DIGITAL AERIAL PHOTOGRAPHY
Aerial Photogrammetry DSM Digital Photogrammetry Spatial Modeling Snow Image Matching High-resolution Image
2015/12/28
Seasonal snow plays a vital role in the world's water resources. In some areas, seasonal snow melt provides water for agriculture, industry, hydro-electricity generation and urban water supply. Accura...
CORRELATION OF OBJECT-BASED TEXTURE MEASURES AT MULTIPLE SCALES IN SUB-DECIMETER RESOLUTION AERIAL PHOTOGRAPHY
texture segmentation correlation multiresolution
2015/11/16
Texture measures are commonly used to increase the number of input bands in order to improve classification accuracy, especially
for panchromatic or true colour imagery. While the use of texture mea...
A spatio-temporal assessment of back-barrier salt marsh change: a comparison of multidate aerial photography and spatial landscape indices
barrier island salt marsh aerial photography
2015/8/21
A study of back-barrier salt marshes was conducted to investigate whether or not urbanization has impacted the distribution and
fragmentation characteristics of the marshes. Topsail Island and Masonb...
AN OBJECT-ORIENTED CLASSIFICATION OF AN ARID URBAN FOREST WITH TRUE-COLOR AERIAL PHOTOGRAPHY
urban forest land cover classification high resolution aerial photography objectoriented
2015/8/3
In order to adequately model ecosystems services of the urban environment, it is necessary to accurately inventory urban vegetation abundance and spatial distribution. An object-based, methodological ...
COLOUR AERIAL PHOTOGRAPHY FOR RIVERBED CLASSIFICATION
Hydrology Classification Scale Texture Orthoimage Land Cover Aerial
2015/7/30
Colour aerial photography has the potential to identify and classify the size characteristics of exposed riverbed sediments over
large areas efficiently. This paper describes the findings of a pilot...
TOWARDS THE FULL AUTOMATION OF LASER SCANNING AND AERIAL PHOTOGRAPHY DATA PROCESSING
Laser scanning LIDAR Mapping Orthorectification Automation Digital Terrain Model
2015/6/1
The theoretical conclusions and practical results described in this article are based on the extensive experience of geodetic, photogrammetry and aerial survey works that are being implemented by Geok...
FUZZY C-MEANS ALGORITHM FOR SEGMENTATION OF AERIAL PHOTOGRAPHY DATA OBTAINED USING UNMANNED AERIAL VEHICLE
fuzzy c-means segmentation clustering
2015/5/21
The report reviewed the algorithm fuzzy c-means, performs image segmentation, give an estimate of the quality of his
work on the criterion of Xie-Beni, contain the results of experimental studies of ...
UNMANNED SMALL-FORMAT AERIAL PHOTOGRAPHY FROM KITES FOR ACQUIRING LARGE-SCALE, HIGH-RESOLUTION, MULTIVIEW-ANGLE IMAGERY
Medical condition clinical doctors medical electrical conductivity kite aerial photography camera radio control
2015/5/12
Kite aerial photography (KAP) involves large kites for lifting cameras 50-150 m above the ground. Either soft (airfoil) or rigid (delta,
rokkaku) kites may be utilized in wind ranging from 10 to 40 ...
MEASURING FOREST CANOPY HEIGHT USING A COMBINATION OF LIDAR AND AERIAL PHOTOGRAPHY DATA
lidar photogrammetry forest aerial photography canopy height
2015/3/10
It has been demonstrated that the height of forest canopies can be measured with a good accuracy using small footprint lidars. This is essentially accomplished by subtracting the last return altitude ...
Low cost 3D-modelling of a complex archaeological site using aerial photography in the hinterland of Petra, Jordan
Udhruh Roman Archaeology Quarries Photogrammetry Aerial Photography Kite
2015/3/3
Individual archaeological sites can sometimes show a complex morphology. One such site is the Roman quarries located one kilometre northwest of the Roman fortress at Udhruh, in the hinterland of Petra...