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USE SATELLITE IMAGES AND IMPROVE THE ACCURACY OF HYPERSPECTRAL IMAGE WITH THE CLASSIFICATION
Accuracy Improvement Hyperspectral Minimum Noise Classification Subpixel
2016/1/15
The best technique to extract information from remotely sensed image is classification. The problem of traditional classification methods is that each pixel is assigned to a single class by presuming ...
ASSESSMENT OF COMPLETENESS AND POSITIONAL ACCURACY OF LINEAR FEATURES IN VOLUNTEERED GEOGRAPHIC INFORMATION (VGI)
Volunteered Geographical Information Data Quality Quality Assessment Positional Accuracy completeness
2016/1/15
Recent advances in spatial data collection technologies and online services dramatically increase the contribution of ordinary people to produce, share, and use geographic information. Collecting spat...
ACCURACY IMPROVEMENT BY THE LEAST SQUARES IMAGE MATCHING EVALUATED ON THE CARTOSAT-1
DEM Accuracy Improvement LSM Parallel Projection Geometry
2016/1/15
Generating accurate elevation data from satellite images is a prerequisite step for applications that involve disaster forecasting and management using GIS platforms. In this respect, the high resolut...
Accuracy of Lacunarity Algorithms in Texture Classification of High Spatial Resolution Images from Urban Areas
Accuracy Algorithms Texture Classification High Resolution Urban
2015/12/8
Lacunarity based measures can be described as texture recognition approaches that provide a flexible yet theoretically consistent mean of characterizing the morphology of urban spatial patterns across...
Impact of an Optimized Position and Orientation System on the Final Accuracy of LIDAR Data
LIDAR geo-referencing advancement accuracy analysis processing comparison data acquisition
2015/12/8
Airborne (or mobile) laser scanning is used to generate high-accuracy data for various mapping and remote sensing applications. In recent studies by Optech Incorporated, Optech’s Airborne Laser Terrai...
Analysis of Planimetric Accuracy of Airborne Laser Scanning Surveys
Laser scanning 3-D feature extraction aerial survey accuracy analysis buildings
2015/12/4
With the increasing pulse rates of airborne laser scanners point clouds become an interesting data source for mapping beyond the production of digital terrain models. Whereas height accuracy of point ...
Preliminary Research on Position Accuracy of CARTOSAT-1
Mapping Satellite CARTOSAT-1 Rational Function Model Position Accuracy
2015/11/24
In this paper, the development of Indian Remote Sensing Satellite Serials is reviewed, the specifications of CARTOSAT-1 satellite platform and Sensor is introduced and compared with IKONOS、SPOT5 HRS. ...
The Influence on Image Quality under Relative Calibration Accuracy
accuracy analysis calibration imagery method pushbroom remote sensing
2015/11/24
Strips can be seen in raw remote sensing images of CCD camera. The object of relative radiometric calibration is to eliminate them. This paper discusses the influence on image quality under different ...
An Accuracy Assessment of CARTOSAT-1 Stereo Image Data-Derived Digital Elevation Models: A Case Study of the Drum Mountains, Utah
Cartosat-1 DEM NED ASTER DOQQ Vertical Horizontal Accuracy
2015/11/24
This study evaluates the accuracy of digital elevation models (DEMs) produced from Cartosat-1 data. The Cartosat-1 satellite, launched by the Indian Space Research Organization (ISRO) in May 2005, car...
The Accuracy Assessment Experimentof Aster 3D Ortho Product in Beijing Area
ASTER Orthorectified image accuracy assessment geolocation check point 3D
2015/11/23
The Advanced Spaceborne Thermal Emission and Reflection radiometer (ASTER) is an advanced multispectral imager that was launched on board the Terra spacecraft in December 1999. ASTER covers a wide spe...
Investigation of 3D Geopositioning and DEM Accuracy of CARTOSAT-1 Stereo Imagery
Satellite remote sensing high-resolution image digital photogrammetry imaging platforms DEM/DTM
2015/11/23
Because Cartosat-1 data is one of the ideal sources for topographic map updating, it is important to provide enough geometric accuracy with minimum number of Ground Control Points (GCP). For a 1:25.00...
DEM (Digital Elevation Model) Production and Accuracy Modeling of DEMs from 1:35.000 Scale Aerial Photographs
Photogrammetry Mapping Automation DEM/DTM Accuracy
2015/11/23
Aerial photographs and satellite imagery have been evaluated manually by the operators for a long time for the extraction of the contour line and DEM data. Computer technology and digital image proces...
Digital Cameras for a Photogrammetric Production Environment: a Test of the Geometric Stability and Accuracy
Photogrammetry Mapping Digital Camera Geometry Accuracy
2015/11/23
The use of digital cameras in the photogrammetric work flow has gained widespread acceptance over the past few years. Whereas the geometric specifications of analogue aerial cameras have been thorough...
Geometric Accuracy Assessment of ADS40 Imagery under Various Network Configurations
Photogrammetry Three-line Pushbroom Camera Triangulation Calibration Accuracy
2015/11/23
The ADS40 camera is a commercial example of the airborne Three-Line-Scanner (TLS). Its particular sensor geometry requires new approaches and a specialization of methods and algorithms to solve the tr...
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 ...