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COMPREHENSIVE SPECTRAL SIGNAL INVESTIGATION OF A LARCH FOREST COMBINING GROUND-AND SATELLITE-BASED MEASUREMENTS
Data Fusion Spectral Signal Field Spectrometry Landsat 8 OLI Classification Larix decidua
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2016/11/23
Collecting comprehensive knowledge about spectral signals in areas composed by complex structured objects is a challenging task in remote sensing. In the case of vegetation, shadow effects on reflecta...
SPECTRORADIOMETRIC MEASUREMENTS OF TREE SPECIES IN THE CASPIAN FORESTS OF IRAN
Field Spectroradiometry spectral signatures vegetation indices Caspian forest Illumination Iran
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2015/12/30
Forest type maps play a significant role in sustainable forest management. For many years aerial photos and satellite data were a primary data source supporting forest type mapping. Recent development...
Ionospheric error analysis in gps measurements
Differential GPS error sources ionospheric errors carrier-phase positioning Geometry-Free Linear Combination RTK GPS
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2015/9/1
The results of an experiment aimed at evaluating the effects of the ionosphere on GPS positioning applications are presented in this paper. Specifically, the study, based upon a differential approach,...
Deformation measurements at historical buildings with terrestrial laserscanners
Deformation Monitoring Terrestrial Laserscanning Cultural Heritage Documentation
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2015/8/24
With the classical deformation measurement the objects are modeled by a number of measurement points which are distributed according to the deformation symmetrically as a grid or attached at selected ...
Investigating the influence of ionizing radiation on standard CCD cameras and a possible impact on photogrammetric measurements
Photogrammetry CCD Camera Image Radiation Sensor Accuracy Quality
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2015/8/24
In the context of high precision metrology tasks in heavy radiated areas questions arose concerning the applicability of digital cameras for photogrammetric purposes under these special conditions. Th...
USE OF GEOSTATISTICS TO INTEGRATE INTERFEROMETRIC SAR DATA WITH LEVELING MEASUREMENTS OF LAND SUBSIDENCE
GEOSTATISTICS INTERFEROMETRIC SAR DATA LEVELING MEASUREMENTS LAND SUBSIDENCE
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2015/6/1
D-InSAR data of ground surface deformation have uncertainty caused by several sources associated with image acquisitions and data processing. In this study, these data are modeled as the sum of a tren...
THE USE OF DGPS-RTK MEASUREMENTS THROUGH GSM NETWORK FOR GIS ENVIRONMENTS
GPS GSM DGPS RTK geodetic survey navigation direct georeferentiation
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2015/6/1
The necessity to get positioning in the most precise way and in the briefest time assumes great importance either in the navigational field or in the geodetic surveys. The GPS system is really the mos...
Aspects of Raster DEM Data Derived from Laser Measurements
DSM DTM DEM echo filtering Falcon intensity laserscanning laserscanner data raster data TopoSys
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2015/5/26
The „normal“ product of a TopoSys DEM is a raster based DSM / DTM. A TopoSys DSM / DTM is not a standard product. It is
processed for the application of the customer. Because of the high data r...
Soil moisture measurements by synthetic aperture radar and scatterometers in the arid and semi-arid environment
Radar Soil-water-content Scatterometer Negev
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2015/2/5
Water is a scarce commodity in desert regions; yet, most remote sensing experiments of soil
moisture have been conducted in temperate areas. The ability to detect and reliably assess soil
moisture i...
AIRBORNE REPEAT PASS INTERFEROMETRY FOR DEFORMATION MEASUREMENTS
SAR Airborne Interferometry RPI Deformation Dike
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2015/1/6
In ground engineering the need for deformation measurements is urgent. SAR interferometry can be used to measure small (sub-wavelength) deformations. An experiment to investigate this for dike deforma...
Geodynamics of the Indian Lithospheric Plate relative to the neighbouring Plates as revealed by Space Geodetic Measurements
Geodynamics Geodesy Himalaya Gamit/Globk Pole of rotation Indian plate
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2014/12/15
The Indian Plate is highly dynamic in nature which in turn makes the Indo-Eurassian collision zone the foci of most of the historic large magnitude earthquakes. Processing of positional information fr...