搜索结果: 1-15 共查到“测绘科学技术 comparative analysis”相关记录20条 . 查询时间(0.179 秒)
A COMPARATIVE ANALYSIS OF SPATIOTEMPORAL DATA FUSION MODELS FOR LANDSAT AND MODIS DATA
Surface Reflectance Remote Sensing Coleambally Landsat-like STI-FM
2018/5/14
In this study, three documented spatiotemporal data fusion models were applied to Landsat-7 and MODIS surface reflectance, and NDVI. The algorithms included the spatial and temporal adaptive reflectan...
COMPARATIVE ANALYSIS OF DATA STRUCTURES FOR STORING MASSIVE TINS IN A DBMS
Massive point clouds TINs
2016/7/8
Point cloud data are an important source for 3D geoinformation. Modern day 3D data acquisition and processing techniques such as airborne laser scanning and multi-beam echosounding generate billions o...
COMPARATIVE ANALYSIS OF DIFFERENT LIDAR SYSTEM CALIBRATION TECHNIQUES
Aerial LiDAR quality control quality assurance systematic errors standard operating procedures
2016/7/4
With light detection and ranging (LiDAR) now being a crucial tool for engineering products and on the fly spatial analysis, it is necessary for the user community to have standardized calibration meth...
COMPARATIVE ANALYSIS OF SEVERAL TYPICAL APPROACHES OF DESERTIFICATION DYNAMIC MONITORING BASED ON TM DATE
Image processing Detection Space photogrammetry Feature extraction Environmental monitoring
2016/1/3
Land desertification is one of the most important problems about the issue of environment, social and economy in the world. Vegetation category and quantity is a significant criterion to measure the e...
FUSION OF SAR IMAGES (PALSAR AND RADARSAT-1) WITH MULTISPECTRAL SPOT IMAGE:A COMPARATIVE ANALYSIS OF RESULTING IMAGES
Fusion PALSAR RADARSAT-1 SPOT Statistical analysis
2015/12/31
Land use information is one of the most useful input element in forming policies concerning to economic, environmental issues at national and also at global levels. With the view of these different sp...
Comparative Analysis of Georeferencing Procedures Using Various Sources of Control Data
Digital Camera Georeferencing Orthoimage Generation Object Reconstruction
2015/12/17
The increasing efficiency and affordability of modern spatial acquisition systems, such as LiDAR, have provided reliable alternative sources of control data for image georeferencing. Indirect georefer...
MAPPING CORAL REEF HABITAT OF SOUTH ANDAMAN: A COMPARATIVE ANALYSIS OF DIFFERENT MULTI-SPECTRAL DATA SETS
Coral Reefs Multispectral Data Sets Depth Invariant Bottom Index
2015/8/28
Coral reefs are considered one of the most diverse, productive and sensitive ecosystems among the various ecosystems existing today.
They are usually found in clear waters and often amenable to optic...
COMPARATIVE ANALYSIS OF THERMAL ENVIRONMENTS IN NEW YORK CITY AND KUWAIT CITY
Surface temperature New York City Kuwait City Urban vegetation Landsat ETM+ Urban heat island
2015/8/3
Satellite-derived thermal information over urban areas offers and attractive and inexpensive method which have been utilized in diverse studies including land cover classification, energy flux interac...
COMPARATIVE ANALYSIS OF LANDSAT-5 AND LANDSAT-7 DATA FOR LAND COVER CLASSIFICATION, QUALITATIVE EVALUATION OF IMAGE FUSION PRODUCTS AND INVESTIGATION OF THERMAL CHARACTERISTICS OF INDUSTRIAL DISCHARGE SOURCES
Landsat data image industrial emissions
2015/2/4
COMPARATIVE ANALYSIS OF LANDSAT-5 AND LANDSAT-7 DATA FOR LAND COVER CLASSIFICATION, QUALITATIVE EVALUATION OF IMAGE FUSION PRODUCTS AND INVESTIGATION OF THERMAL CHARACTERISTICS OF INDUSTRIAL DISCHARGE...
COMPARATIVE ANALYSIS OF LANDSCAPE FRAGMENTATION IN RONDÔNIA, BRAZILIAN AMAZON
Landscape Fragmentation Deforestation Brazilian Amazon Rondô nia Landscape Indices
2015/2/3
Deforestation processes in the Brazilian Amazon have attracted a great amount of attention. Colonization incentive policies induced the implementation of rural settlements, without considering the co...
Comparative analysis of land cover maps obtained from vertical aerial photographs and panchromatic Spot images
Land use Land cover Classification Remote sensing SPOT Watersheds
2015/2/2
The land cover map is one of the most important spatial data in many geographical information systems applications. Most of the environmental analyses use land cover and land use maps (CAHILL et al., ...
Comparative Analysis of Haar and Daubechies Wavelet for Hyper Spectral Image Classification
Wavelet transform Classification Support Vector Machine (SVM) Airborne Visible Infrared Imaging Spectrometer(AVIRIS)
2014/12/16
With the number of channels in the hundreds instead of in the tens Hyper spectral imagery possesses much richer spectral information than multispectral imagery. The increased dimensionality of such Hy...
A comparative analysis of Resourcesat-2 LISS-3 and Landast-8 OLI imagery
LISS-3 OLI inter-intra band correlation coefficient land cover classification vegetation indices accuracy
2014/12/16
Linear Imaging Self Scanning Sensor (LISS-3) onboard Resoucesat-1 and 2 Satellites have been used extensively for various land cover-land use applications. In this study, we examined the potential of ...
Comparative analysis of RISAT-1 and simulated RADARSAT-2 hybrid polarimetric SAR data for different land features
Hybrid Polarimetry RISAT-1 RADARSAT-2 Stokes Parameters CPR
2014/12/15
The purpose of this study is to compare the performance of first hybrid polarimetric spaceborne satellite RISAT-1 data and simulated hybrid polarimetric data from quad-pol RADARSAT-2 data for differen...
Comparative Analysis of Hyperspectral and Multispectral Data for Mapping Snow Cover and Snow Grain Size
Hyperion ASTER Landsat Snow grain size
2014/12/15
The present study demonstrates the potential of imaging spectroscopy to produce the snow cover maps and estimation of snow grain size in the Himalayan region. Snow cover maps and snow grain size produ...