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spectral indices

Relationship Between Spectral Indices and Flux Variability of the Active Galactic Nuclei 3C 273

Relationship Between Spectral Indices and Flux Variability of the Active Galactic Nuclei 3C 273

... corresponding spectral indices of the active galactic nuclei 3C 273, and found that there is a strong negative correlation between spectral indices and flux variability in the X-ray band, ...

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Potential of Landsat spectral indices in regard to the detection of forest health changes due to drought effects

Potential of Landsat spectral indices in regard to the detection of forest health changes due to drought effects

... Both spectral vegetation indices, NDMI and wet- ness, are decreasing during the years (2014 and 2015) of drought ...these indices was not significant in 2012, however, the subsequent years showed the ...

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Millimeter Spectral Indices and Dust Trapping By Planets in Brown Dwarf Disks

Millimeter Spectral Indices and Dust Trapping By Planets in Brown Dwarf Disks

... millimeter spectral indices, indicating the presence of large grains in these disks and challenging models of dust ...the spectral index and fi nd low values (α mm  ...

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Crown scale evaluation of spectral indices for defoliated and discoloured eucalypts

Crown scale evaluation of spectral indices for defoliated and discoloured eucalypts

... position indices, the DMI and ARI showed no significant effect of differing background between the crown ...of spectral indices suitable for grapevine condition, the red edge indices provided ...

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Reanalysis of the Gas-cooled fast reactor experiments at the zero power facility Proteus – Spectral indices

Reanalysis of the Gas-cooled fast reactor experiments at the zero power facility Proteus – Spectral indices

... 3.1.1 (J31, J311), ENDF/B-VII.0 and VII.1 (B70, B71), and JENDL-3.3 and -4.0 (JN33, JN40). The following section reviews the characteristics of the experimental configuration of the GCFR- PROTEUS programme considered in ...

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Application of the Dempster Shafer Theory to the Classification of Pixels from Aster Satellite Images and Spectral Indices

Application of the Dempster Shafer Theory to the Classification of Pixels from Aster Satellite Images and Spectral Indices

... In this paper, an application of the Dempster-Shafer Theory has been proposed for the classification of pixels from Aster satellite images and the NDVI , MNDWI and NDBaI , spectral indices in order to ...

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Automatic Delineation of Water Bodies Using Multiple Spectral Indices

Automatic Delineation of Water Bodies Using Multiple Spectral Indices

... Water indices refers to mathematical models that raise the picture element of water signal at images obtained from optical remote sensing scanning sensors. Therefore, the performance of different satellite-derived ...

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The Compound Spectral Indices of Human Stress

The Compound Spectral Indices of Human Stress

... Compound Spectral Stress Index (CSSI) that is represented by the spectral distance of the actual complexity-based SCM from the ideal system response, ...Compound Spectral Stress ...

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Drivers of bird diversity in an understudied African centre of endemism:The Angolan Central Escarpment Forest

Drivers of bird diversity in an understudied African centre of endemism:The Angolan Central Escarpment Forest

... To assess whether remote sensing variables spectral indices and forest cover provided additional information for modelling bird diversity in Kumbira, we modelled species richness... and [r] ...

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Search for Quasi periodic Oscillations of Spectral Variability with Jurkevich Technique

Search for Quasi periodic Oscillations of Spectral Variability with Jurkevich Technique

... band spectral indices connecting the flux in the radio 15 with 37 ...The spectral indices curve (Figure 1 bottom panel) shows a large scatter of the spectral indices, from ...the ...

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The diverse evolutionary pathways of post starburst galaxies

The diverse evolutionary pathways of post starburst galaxies

... burst, where the enhanced AF/OB star ratio leads to stronger Balmer absorption lines than expected, peaking about 1 Gyr after the starburst [1, 12, 18–21]. The PCA method largely reproduces the method of Kauffmann et al. ...

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Above Ground Biomass Assessment from Combined Optical and SAR Remote Sensing Data in Surat Thani Province, Thailand

Above Ground Biomass Assessment from Combined Optical and SAR Remote Sensing Data in Surat Thani Province, Thailand

... optical spectral indices and field calculated biomass; 3) biomass map from SAR data; and 4) biomass map from combined optical and SAR remote sensing ...

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Continuous Monitoring of the Spatio-Temporal Patterns of Surface Water in Response to Land Use and Land Cover Types in a Mediterranean Lagoon Complex

Continuous Monitoring of the Spatio-Temporal Patterns of Surface Water in Response to Land Use and Land Cover Types in a Mediterranean Lagoon Complex

... Comparing water spectral indices and monitoring yearly surface water frequency 128.. maps using all available Landsat images during the entire study period; 129.[r] ...

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Improved estimation of aboveground biomass in wheat from RGB imagery and point cloud data acquired with a low-cost unmanned aerial vehicle system

Improved estimation of aboveground biomass in wheat from RGB imagery and point cloud data acquired with a low-cost unmanned aerial vehicle system

... canopy spectral infor- mation and vertical structure information from UAV- derived VIs and canopy height ...combining spectral indices and canopy height metrics from a RGB camera mounted on a ...

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LOFAR VLBI studies at 55 MHz of 4C 43.15, a z = 2.4 radio galaxy

LOFAR VLBI studies at 55 MHz of 4C 43.15, a z = 2.4 radio galaxy

... galaxy, spectral indices are seen to evolve along the radio jet axis, with hotspots dominant at high frequencies, and diffuse lobe emission is dominant at low frequencies ...

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A low-frequency study of recently identified double-double radio galaxies

A low-frequency study of recently identified double-double radio galaxies

... the spectral index for the inner and outer lobes of each ...the spectral index of the outer lobes is significantly steeper ...flatter spectral index than the inner ...injection spectral ...

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SPECTRAL DATA BASED VEGETATION INDICES TO CHARACTERISE CROP GROWTH PARAMETERS AND RADIATION INTERCEPTION IN BRASSICA

SPECTRAL DATA BASED VEGETATION INDICES TO CHARACTERISE CROP GROWTH PARAMETERS AND RADIATION INTERCEPTION IN BRASSICA

... greenness indices were closely correlated with the aboveground ...four indices were significantly correlated with the intercepted photosynthetically active radiation ...and spectral indices in ...

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ASSESSMENT OF LAND DEGRADATION IN ABANDONED MINE SITE AT OKABA IN KOGI STATE OF NIGERA

ASSESSMENT OF LAND DEGRADATION IN ABANDONED MINE SITE AT OKABA IN KOGI STATE OF NIGERA

... In this study, we implemented five essential indicators of land degradation, which combines the satellite-based estimates of LULC and spectral indices of vegetation, soil, moisture, as well as erosion ...

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Evaluation of automated and manual methods for measuring change  in kolahoi glacier using geospatial technology

Evaluation of automated and manual methods for measuring change in kolahoi glacier using geospatial technology

... and spectral indices. An automated method (including spectral indices NIR/SWIR, NDWI, NDDI, TGM and Slope) was used for mapping various glacier terrain ...and spectral difference ...

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Prediction of Soil Salinity Using Multivariate Statistical Techniques and Remote Sensing Tools

Prediction of Soil Salinity Using Multivariate Statistical Techniques and Remote Sensing Tools

... correlated spectral indices and rapidly predict salt affected ...the spectral indices from near infrared and short-wave infrared ...ferent spectral indices were used from ...

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