搜索结果: 1-15 共查到“大地测量学 Evaluation”相关记录21条 . 查询时间(0.245 秒)
SPATIOTEMPORAL EVALUATION OF NOCTURNAL COLD AIR DRAINAGE OVER A SIMPLE SLOPE USING THERMAL INFRARED IMAGERY
Infrared camera Cold air drainage velocity Cooling rates Cold air pooling Microclimate Radiation frost
2016/11/30
Measurements of climatic processes such as cold air drainage flows are problematic over mountainous areas. Observation of cold air drainage is not available in the existing observation network and it ...
THE FRAMEWORK ON MULTI-SCALE LANDSLIDE HAZARD EVALUATION IN CHINA
Scale Framework Landslide susceptibility Physically based model Process Evaluation
2016/11/30
Nowadays, Landslide has been one of the most frequent and seriously widespread natural hazards all over the world. How landslides can be monitored and predicted is an urgent research topic of the inte...
RESEARCH ON THE CONSTRUCTION METHOD OF COMPREHENSIVE EVALUATION INDEX OF GEOGRAPHIC CONDITIONS
Geographic conditions Index Mathematical method Evaluation
2016/11/23
This article proposes a construction method for a comprehensive geographic conditions evaluation index based on geographic conditions survey data combined with thematic data on society, economy, ecolo...
COMPACT HYPERSPECTRAL IMAGING SYSTEM (COSI) FOR SMALL REMOTELY PILOTED AIRCRAFT SYSTEMS (RPAS)–SYSTEM OVERVIEW AND FIRST PERFORMANCE EVALUATION RESULTS
Hyperspectral camera RPAS linear variable filters
2016/7/5
This paper gives an overview of the new COmpact hyperSpectral Imaging (COSI) system recently developed at the Flemish Institute for Technological Research (VITO, Belgium) and suitable for remotely pil...
ACCURACY EVALUATION OF RATIONAL POLYNOMIAL COEFFICIENTS SOLUTION FOR QUICKBIRD IMAGERY BASED ON AUXILIARY GROUND CONTROL POINTS
Rational polynomial coefficients Batch iterative least-squares solution with regularization Incremental discrete Kalman filtering Geo-positioning accuracy
2015/12/31
Relative to the rigorous physical model, rational polynomial coefficient (RPC) has been adopted as an alternative common sensor model data for image Geometric correction exploitation. In this paper, b...
EVALUATION OF THE GEOMETRIC ACCURACY OF TERRASAR-X
validation geometric accuracy synthetic aperture radar basic product
2015/12/30
The TerraSAR-X launched on June 15, 2007 is one of the most state of the art satellite sensors. Its sophisticated feature is in demand for the application for map generation and monitoring purposes. O...
EVALUATION OF THE USEFULNESS OF TEXTURE MEASURES FOR CROP TYPE CLASSIFICATION BY HYPERION DATA
Hyperspectral Texture Quantization Classification Hyperion Linear Spectral Unmixing
2015/12/28
Availability of new generation of hyperspectral sensors such as the Hyperion has lead to new challenges in the area of crop type mapping and agricultural management. Many crops like wheat and barley a...
Evaluation of Large-Scale Storage Systems for Satellite Data in GEO Grid
Data Archiving Analysis Spatial Information Sciences Global-Environmental-Databases
2015/12/18
The Global Earth Observation (GEO) Grid infrastructure is an E-Science infrastructure which enables global research activity and drives geosciences to get a significant discovery or achievement in the...
Evaluation of Optimum Methods for Predicting Pollution Concentration in GIS Environment
Geostatistic Pollution Spatial Correlation GIS
2015/12/2
Air pollution is overflowing in big cities, especially in areas where pollution sources and the human population are concentrated. Economic growth and industrialization caused the increasing emissions...
Evaluation of CARTOSAT 1 Geometric Potential
Accuracy DEM/DTM IRS Orthorectification Pushbroom Satellite
2015/11/23
The results of Cartosat 1 (IRS P5) imagery investigation held in terms of participation in ISPRS and ISRO Cartosat 1 Scientific Assessment Programme (C-SAP) are presented.
Evaluation of Shape Capture as a Heritage Documentation and Monitoring Tool
Recording Monitoring Digital Photogrammetry Stereo-matching
2015/11/11
Increasingly, more tools are available for the documentation of heritage assets. Significant time is often required to evaluate a particular tool for such factors as precision, efficiency, cost and po...
ONTOLOGY BASED QUALITY EVALUATION FOR SPATIAL DATA
spatial data quality rule based evaluation data quality evaluation spatial ontology GeoSPARQL SWRL
2015/9/21
Many institutions will be providing data to the National Spatial Data Infrastructure (NSDI). Current technical background of the NSDI is based on syntactic web services. It is expected that this will ...
Performance evaluation of a 33 megapixel alpa 12 medium format camera for digital close range photogrammetry
Close-Range Photogrammetry Digital Camera Camera Calibration
2015/8/25
The accuracy of object reconstruction was tested with two medium format cameras made by ALPA of Switzerland. Both cameras have been equipped with a 33 megapixel Leaf Aptus 75 digital camera back and a...
A Top-Down Operator for the Automatic Extraction of Trees - Concept and Performance Evaluation
Forestry Urban Extraction Algorithms Scale Space Automatic Tree
2015/5/26
An approach for the automatic extraction of trees is presented. It is based on a multi-scale representation of a surface model in
Linear Scale Space. The segmentation of the surface model is perform...
The application of fractal theory based on urbanization evaluation -- Urumuqi City as example
Applications GIS Spatial Data Fractal Theory
2015/2/5
Urbanization is a very complicated transforming process. There are many difficult point in
urbanization evaluation. It’s undoubtedly more objective and accurate to evaluate urbanization
level by qua...