搜索结果: 1-15 共查到“工学 Indices”相关记录51条 . 查询时间(0.092 秒)
A COMPARATIVE STUDY OF LAND SURFACE TEMPERATURE WITH DIFFERENT INDICES ON HETEROGENEOUS LAND COVER USING LANDSAT 8 DATA
LST Landsat 8 NDBI NDSI NDVI NDWI Land Cover
2019/2/27
The temperature rise in urban areas has become a major environmental concern. Hence, the study of Land surface temperature (LST) in urban areas is important to understand the behaviour of different la...
VARIABILITY OF REMOTE SENSING SPECTRAL INDICES IN BOREAL LAKE BASINS
Water quality Optically complex waters Remote sensing Hyperspectral imaging Spectral indices
2018/6/4
Remotely sensed hyperspectral data has widely been used to determine water quality parameters in oceanic waters. However in freshwater basins the dependence between the hyperspectral data and the para...
A SIMPLE INTERPRETATION OF THE RICE SPECTRAL INDICES SPACE FOR ASSESSMENT OF HEAVY METAL STRESS
Heavy metal stress Hyperspectral data Spectral indices space Visualization Rice
2016/11/23
Heavy metal stress will induce the change of the bio-parameters like chlorophyll, nitrogen and water content of rice. In this paper, we analyzed the traditional spectral index which has strong relatio...
COMPARING BROAD-BAND AND RED EDGE-BASED SPECTRAL VEGETATION INDICES TO ESTIMATE NITROGEN CONCENTRATION OF CROPS USING CASI DATA
LNC SVIs NDVI broad-band red edge-based CASI
2016/11/23
In recent decades, many spectral vegetation indices (SVIs) have been proposed to estimate the leaf nitrogen concentration (LNC) of crops. However, most of these indices were based on the field hypersp...
SPECTRAL COLOR INDICES BASED GEOSPATIAL MODELING OF SOIL ORGANIC MATTER IN CHITWAN DISTRICT, NEPAL
Color Indices Landsat TM coefficient of the estimator,
2016/7/8
Space Technology provides a resourceful-cost effective means to assess soil nutrients essential for soil management plan. Soil organic matter (SOM) is one of valuable controlling productivity of crops...
MAPPING OF FIRE SEVERITY AND COMPARISON OF SEVERITY INDICES ACROSS VEGETATION TYPES IN GIBRALTAR RANGE NATIONAL PARK,AUSTRALIA
Fire severity Burn severity Spectral Indices NDVI NBR
2016/1/3
The effect of fire on natural resources is termed “fire severity” and is related to the energy output of the fire. Recently the term “burn severity” has been introduced to identify the impacts of fire...
DISCRIMINATING SPECIES USING HYPERSPECTRAL INDICES AT LEAF AND CANOPY SCALES
Imaging Spectroscopy Spectral Indices Species Discrimination Leaf and Canopy Remote Sensing
2015/12/31
Developments in hyperspectral remote sensing have provided new indices or indicators of biochemical and biophysical properties. Most of the studies involving the novel spectral indices have been condu...
CORRELATION ANALYSIS BETWEEN INDICES OF TREE LEAF SPECTRAL REFLECTANCE AND CHLOROPHYLL CONTENT
Hyperspectral Remote Sensing Forestry Spectral Indices Simulation Correlation
2015/12/30
This study was conducted to investigate variations of leaf chlorophyll content and surface spectral reflectance of different tree species (Daphniphyllum glaucescens、Michelia formosana、Illicium dunnian...
The Classification and Performance Comparison Analysis of High Dimensional Indices for Feature-Based Spatial Data Similarity Search
Spatial Database Data Management Digital Photogrammetry Query Processing GIS
2015/12/11
The applications of spatial data similarity search are increasingly needed nowadays, and accordingly high dimensional index becomes one key technology to solve the problem of spatial data similarity s...
COMPARISON OF DIFFERENT VEGETATION INDICES FOR VERY HIGH-RESOLUTION IMAGES, SPECIFIC CASE ULTRACAM-D IMAGERY
Vegetation indices High-resolution images UltraCam DVI
2016/1/15
Today digital aerial images acquired with UltraCam sensor are known to be a valuable resource for producing high resolution information of land covers. In this research, different methods for extracti...
Similarity Measurement of Terrain Skeletons by Topological Indices and Spatial Orientation Information
DEM Extraction Measurement Fuzzy logic Geomorphology Pattern Recognition
2015/12/2
Terrain skeletons have played a key role in survey and mapping, hydrological applications, military applications, generalization studies, determination of political borders, discovery of the steepest ...
CIRCUMPOLAR ASSESSMENT OF THE RELATIONSHIP BETWEEN INFRARED VEGETATION INDICES AND LEAF AREA INDEX IN FOREST
leaf area index forest landscapes
2015/9/8
Leaf area index (LAI) is a key parameter governing atmosphere-vegetation interactions.
The Global Climate Observing System (GCOS) has identified LAI as an essential climate
variable to be mapped glo...
INTERCALIBRATION OF VEGETATION INDICES - AN UPDATE
Vegetation index sensor systems spectroradiometric measurements
2015/9/8
In 2003 we addressed the issue of intercalibration of vegetation indices from different satellite-based optical sensor systems with
differing spectral response functions in the visible and near-infra...
Extraction of phenological parameteres from temporally smoothed vegetation indices
Agriculture Remote Sensing Vegetation Indices,
2015/9/6
Within the MARS Crop Yield Forecasting System (MCYFS; Royer and Genovese, 2004) of the European Commission vegetation
indicators like NDVI, SAVI and fAPAR are operationally derived for daily, decadal...
SPECTRAL VEGETATION INDICES AND ITS RESPONSE TO IN-SITU MEASURED LEAF AREA INDEX OF COTTON
Spectral Vegetation Indices (SVIs) Leaf Area Index (LAI) Canopy Analyzer
2015/8/28
The major objective of this study was to develop site-specific spectral vegetation index-LAI relationship for two cotton varieties
cultivated in the Central State Farm (CSF) Hisar, using multi-date r...