搜索结果: 1-12 共查到“航空摄影测量 GPS”相关记录12条 . 查询时间(0.093 秒)
IMAGE NETWORK GENERATION OF UNCALIBRATED UAV IMAGES WITH LOW-COST GPS DATA
UAV images uncalibrated camera Image Network Generation GPS Space Coordinate Transformation Self-calibration Bundle adjustment
2016/7/27
The use of unmanned air vehicle (UAV) images acquired by a non-metric digital camera to establish an image network is difficult in cases without accurate camera model parameters. Although an image net...
VOLUME COMPUTATION OF A STOCKPILE–A STUDY CASE COMPARING GPS AND UAV MEASUREMENTS IN AN OPEN PIT QUARRY
UAV photogrammetry surveying of stockpiles volumetric computation GNSS technologies
2016/7/5
The following paper aims to test and evaluate the accuracy of UAV data for volumetric measurements to the conventional GNSS techniques. For this purpose, an appropriate open pit quarry has been chosen...
The establishment of ground control points is a critical issue in mapping field, especially for large scale mapping. The fast and rapid technique for ground control point’s establishment is very impor...
The Evaluation of GPS techniques for UAV-based Photogrammetry in Urban Area
UAV DSM Orthophoto GCP
2016/7/5
The efficiency and high mobility of Unmanned Aerial Vehicle (UAV) made them essential to aerial photography assisted survey and mapping. Especially for urban land use and land cover, that they often c...
COASTLINE CHANGE ANALYSIS USING RTK-GPS AND AERIAL PHOTO
Coastline RTK-GPS Qualitative analysis Time series analysis
2015/12/28
According to the survey data during the Japanese Occupation Period, the length of South Korea's coastline is about 11,542km, including the coastlines of mainland and islands. To accurately revise/rene...
A Software Package to Check the Aerial Frames Blocks from GPS/IMU-Assisted Cameras
Aerial photogrammetry Visualization Digital photogrammetry
2015/12/3
Verifying the correspondence between planned flight lines and actual ones just after the mission is critical to speed up internal quality controls as well as the external ones performed by the custome...
Integration of GPS/INS/Vision Sensors to Navigate Unmanned Aerial Vehicles
Aerial Fusion GPS/INS Multisensor Navigation Vision
2015/11/23
Two Kalman filers have been designed to operate separately to provide a reliable check on the navigation solutions. When GPS signals are available, the GPS measurements are used to update the error st...
HEIGHT ACCURACY BASED ON DIFFERENT RTK GPS METHOD FOR ULTRALIGHT AIRCRAFT IMAGES
Aerial images positioning image processing accuracy
2015/9/21
Height accuracy is one of the important elements in surveying work especially for control point’s establishment which requires an accurate measurement. There are many methods can be used to acquire he...
UAV ONBOARD PHOTOGRAMMETRY AND GPS POSITIONNING FOR EARTHWORKS
UAV GPS photogrammetry direct georeferencing metrology lever-arm delay
2015/9/21
Over the last decade, Unmanned Airbone Vehicles (UAVs) have been largely used for civil applications. Airborne photogrammetry has found place in these applications not only for 3D modeling but also as...
The accuracy of a DEM derived from ASTER data using differential GPS measurements
ASTER DEM GCPs RMSE Accuracy Assessment
2015/9/17
ASTER is a high-spatial resolution, multispectral imaging system flying aboard TERRA, a satellite launched in December 1999 as part of NASA’s Earth Observing System (EOS). An ASTER scene covering 61.5...
GPS/INS SYSTEMS FOR COMPILATION OF DIGITAL LARGE-SCALE ORTHOPHOTOS
Photogrammetry Mapping Orthoimage GPS/INS Orientation
2015/6/1
The paper describes the first results of a study, supported by an Italian research project “Integrated Inertial Positioning Systems in Aerial Photogrammetry” on the potential use of these techniques f...