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LAND COVER CHANGE IN THREE SELECTED AREAS UNDER DIRECT INFLUENCE OF THE “EGNATIA” HIGHWAY,IN GREECE
Satellite Remote Sensing Land Use Digital Photogrammetry Change Detection Thematic Mapping
2015/12/23
The Egnatia highway, a modern closed motorway 670 kilometres long, is one of the largest road construction projects in Europe,running across Northern Greece. In order to record and analyze the spatial...
Theoretical Accuracy of Direct Georeferencing with Position and Orientation System in Aerial Photogrammetry
Aerial Photogrammetry GPS/INS Orientation Accuracy Error Algorithms
2015/11/23
According to the principle of space intersection、collinearity equations and error propagation law, mathematical models of theoretical accuracy of direct georeferencing are proposed in this paper. The ...
IKONOS COLLECTION CAPABILITY WITH THE DIRECT TASKING FROM A REGIONAL OPERATION CENTER
IKONOS Satellite High Resolution Imagery Camera Metadata Infrared
2015/6/1
The IKONOS satellite has a global operations network and each regional operation center can directly send the tasking packages to the satellite and collects and receive the images in real time mode ov...
THE EFFECT OF SYSTEM CALIBRATION ON DIRECT SENSOR ORIENTATION
Photogrammetry GPS IMU Direct Sensor Orientation
2015/5/29
The determination of image orientation parameters of any sensor during data acquisition became possible by combined use of an inertial measurement system (IMU) and GPS. In this integrated system, GPS ...
Direct sensor orientation, i.e. the determination of exterior orientation based on GPS and inertial measurements without the need for photogrammetric tie points, has gained considerable popularity ove...
POTENTIAL AND LIMITATION OF DIRECT SENSOR ORIENTATION
INS GPS Integration Sensors Orientation
2014/12/31
Based on combined use of an inertial measurement unit (IMU) and GPS, sensor orientations can be determined directly.Problems are included in the determination of the misalignment between the camera an...
GEO-REFERENCING CASI IMAGERY USING DIRECT MEASUREMENT OF POSITION AND ATTITUDE
Geo-referencing Multi-sensor Scanner GPS INS CASI Remote sensing
2014/12/30
Geo-referencing is the process of achieving correlation between airborne or spaceborne images and the Earth’s surface. Photogrammetry has been known as a tool of high geometric accuracy, but the manua...
AIRBORNE SENSOR INTEGRATION AND DIRECT ORIENTATION OF THE CASI SYSTEM
Sensor integration Self-calibration INS/GPS integration
2014/12/29
The ICC (Institut Cartogr`afic de Catalunya) has developed a SISA (Sistema Integrat de Sensors Aerotransportats - Integrated System of Airborne Sensors). SISA is an integrated system of airborne senso...
DIRECT GEOREFERENCING WITH ON BOARD NAVIGATION COMPONENTS OF LIGHT WEIGHT UAV PLATFORMS
direct georeferencing UAV orientation GPS/INS IMU photogrammetry
2014/4/29
Unmanned aerial vehicles (UAV) are a promising platform for close range airborne photogrammetry. Next to the possibility of carrying certain sensor equipment, different on board navigation components ...
THE DIRECT REGISTRATION OF LIDAR POINT CLOUDS AND HIGH RESOLUTION IMAGE BASED ON LINEAR FEATURE BY INTRODUCING AN UNKNOWN PARAMETER
Airborne LiDAR Linear Feature Registration
2014/4/28
The registration between optical images and point clouds is the first task when the combination of these two datasets is concerned.
Due to the discrete nature of the point clouds, and the 2D-3D tran...