Near infrared spectra data
Impact Of Near Infrared Spectra Corrections To The Prediction Performance Of Soil Macro Nutrients
... different spectra data correction methods to the overall prediction performance of near infrared calibration models used to determine soil macro ...three spectra correction methods are: ...
5
The Spectra of T Dwarfs I: Near-Infrared Data and Spectral Classification
... Marley 2001). A similarly complex transition may occur with the condensation of H 2 O at T ef f ∼ 400 K (Burrows et al. 1997), a possible endpoint to the T spectral class. In any case, the near-infrared ...
76
Near-infrared (NIR) spectra of Centaurs and Kuiper belt objects
... Key words: infrared: solar system – Kuiper Belt – minor planets, asteroids Online-only material: supplemental data file 1. INTRODUCTION The Kuiper belt poses a unique opportunity for astronomers to peer ...
13
Multivariate regression methods for chemometric analysis of the near-infrared spectra
... of spectra in the near- infrared region of electromagnetic radiation (NIR), measured for a three-component mixture of glucose, fructose and ...NIR spectra, for the application of all ...
126
Local linear embedded regression in the quantitative analysis of glucose in near infrared spectra
... dimensional data (Y) by minimising the cost function (Y ) as given in equation ...mapped data are regressed against the analyte of interest to build the calibration model, which is completely identified ...
28
Analysis of near infrared spectra for age grading of wild populations of Anopheles gambiae
... and data processing largely follows pre- viously published methodology ...the spectra, though note there are significant changes to protein expression and other factors with blood-feeding ...20 ...
13
Information recovery from near infrared data
... nir spectra and their fourth derivatives contain localised features which identify where the nir spectra see differences in the response of the samples to the nir ...
16
Near-infrared MOSFIRE Spectra of Dusty Star-forming Galaxies at 0.2 < z < 4
... on data collected at: the Subaru Telescope, which is operated by the National Astronomical Observatory of Japan; the XMM-Newton, an ESA science mission with instruments and contributions directly funded by ESA ...
15
Effect of agro-climatic conditions on near infrared spectra of extra virgin olive oils
... Regarding the multivariate statistical technique being applied, the majority of the studies included in the literature consider a single factor, a non-numerical variable, to establish different meteorological or ...
28
Application of Extended Multiplicative Signal Correction to Short Wavelength near Infrared Spectra of Moisture in Marzipan
... The IR absorbances themselves are often too strong to allow simple, representative analysis of complex samples. But the NIR bands are sufficiently weakened to allow the light to penetrate anywhere from a few millimeters ...
5
Rapid, Non Destructive, Textile Classification Using SIMCA on Diffuse Near Infrared Reflectance Spectra
... 3. Experimental 3.1. Textile Samples Swatches of known commercially-available textiles were obtained from the Baylor University Department of Family and Consumer Science. Specimens, approximately one-inch square, were ...
8
Retrieval of atmospheric CH4 vertical information from ground-based FTS near-infrared spectra
... able data sets, such as ground-based in situ measurements, Atmospheric Chemistry Experiment – Fourier Transform Spectrometer (ACE-FTS) satellite observations and TCCON proxy ...
17
The near-infrared (NIR) spectra of powdered calcite in the 3 to 121μm mode particle size range
... The origins and behaviour of bands [C] and [D] are questionable. A band in the vicinity of Band [D] reported at 2.16μm has previously been assigned to either v 1 + 2v 3 + v 4 or 3v 1 + 2v 4 (2.16μm) [5], and the ...
15
Combining Partial Least Squares and the Gradient-Boosting Method for Soil Property Retrieval Using Visible Near-Infrared Shortwave Infrared Spectra
... Remote Sens. 2017, 9, 1299 15 of 18 0.739–0.812 for clay. Both PLS and GBDT can estimate the relative contributions of input variables. However, GBDT failed in this task when directly using high-dimensional soil ...
18
Principal Component Analysis of Near Infrared Spectra as a Tool of Endosperm Mutant Characterisation and in Barley Breeding for Quality
... Near Infrared Spectroscopy (NIR) combined with multivariate data analysis is an established economical, non-destructive technique (O������ et ...NIR spectra to be used directly in the breeding ...
7
Column abundances of carbon dioxide and methane retrieved from ground-based near-infrared solar spectra
... Michael Black, David Kewley, and Scott Dungan for setting up the RAID and solving my computer troubles. Beyond Caltech, I have enjoyed my ongoing collaboration with Nick Deutscher, David Griffith, and Glenn Bryant at the ...
96
Prediction of dry veneer stiffness using near infrared spectra from transverse section of green log
... Prediction of dry veneer stiffness and density Partial least squares modeling for the prediction of veneer stiffness is shown in Table 3. The calibration had moderate relationships between measured and NIR-predicted ...
6
Variables Selection in the Ultraviolet, Visible and Near Infrared Range for Calibration of a Mixture of Vegetable Oils by Absorbance Spectra
... Spectra processing and multivariate calibration Before applying the PCA method, it is necessary to form a rectangular matrix of spectra of the studied samples. In this matrix rows are samples, columns are ...
7
A synthetic data set of high-spectral-resolution infrared spectra for the Arctic atmosphere
... Baum et al., 2000; Li et al., 2005; Wang and Key, 2005; Kay and Gettelman, 2009; Kahn et al., 2014), as well as from sur- face observatories, providing high temporal resolution (e.g., Rathke et al., 2002a, b; Turner et ...
13
Improved retrieval of gas abundances from near-infrared solar FTIR spectra measured at the Karlsruhe TCCON station
... absorption spectra recorded by the Karlsruhe Fourier Trans- form Infrared (FTIR) spectrometer, which is operational within the Total Carbon Column Observing Network (TC- ...solar spectra than the ...
14