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Near-Infrared Spectroscopy of the Surface of Mars Derived from TIGER Spectro-Imaging Data

P. Martin, P.C. Pinet, R. Bacon, A. Rousset
1995 International Astronomical Union Colloquium  
Different spectral analyses lead to the conclusion of a bimodal distribution of the maximum absorption positions NEAR IR SPECTROSCOPY OF MARS 299 in the 0.84-1.0 /im interval, correlated with the global  ...  Spectra were normalized to a spectrally homogeneous region in Tharsis and calibrated with a mean spectrum of this region (produced from the ISM spectrometer coverage).  ... 
doi:10.1017/s0252921100023198 fatcat:r7t2sjmhsfeuflhwrxjur7lt3m

Overview of terrestrial imaging spectroscopy missions

Karl Staenz, Andreas Mueller, Uta Heiden
2013 2013 IEEE International Geoscience and Remote Sensing Symposium - IGARSS  
This paper provides a brief overview of current civilian imaging spectroscopy (hyperspectral) missions currently operating in space or ready for launch for imaging the Earth.  ...  Index Terms-Imaging spectroscopy, hyperspectral, current and future sensors, spectral and spatial sensor characteristics  ...  These latest missions have some improved features, such as global coverage (HyspIRI), spatial resolution of ≤ 10 m (HYPXIM and SHALOM), narrow spectral resolution Fluorescence Imaging Spectrometer (FLORIS  ... 
doi:10.1109/igarss.2013.6723584 dblp:conf/igarss/StaenzMH13 fatcat:76dl27y6ircuddwama3qnijq6y

Uncertainty quantification for a global imaging spectroscopy surface composition investigation

Nimrod Carmon, David R. Thompson, Niklas Bohn, Jouni Susiluoto, Michael Turmon, Philip G. Brodrick, David S. Connelly, Amy Braverman, Kerry Cawse-Nicholson, Robert O. Green, Michael Gunson
2020 Remote Sensing of Environment  
of our procedure to those quantities. the near future orbital earth observing imaging spectrometers will provide frequent data with global coverage.  ...  NASA's 2017 decadal survey recognized the potential of global imaging spectroscopy, designating the surface biology and geology (SBG) concept involving optical and thermal infrared spectroscopy measurements  ...  Mapping mineral occurrence using imaging spectroscopy has a long history.  ... 
doi:10.1016/j.rse.2020.112038 fatcat:m6mpq4kyijfmpftrddigwulp2u

Interplay of local and global interfacial electronic structure of a strongly coupled dipolar organic semiconductor

Nahid Ilyas, Oliver L. A. Monti
2014 Physical Review B  
Using a combination of low-temperature scanning tunneling microscopy, ultraviolet and angle-resolved two-photon photoemission spectroscopy, we are able to connect local electronic interactions at the interface  ...  Strong coupling further results in molecular excited state anion resonances and is responsible for autoionization of highly excited image potential states, reporting on the heterogeneous electronic environment  ...  Figure 4 shows the coverage-dependent evolution of the global work function as measured by UPS of ClB-SubPc on Cu(111).  ... 
doi:10.1103/physrevb.90.125435 fatcat:atbqesmvznhxhfh3oxkvs7i26e

Using SONG to probe rapid variability and evolution of starspots

James E. Neff, Jon Hakkila, Frank Hill, Jason Jackiewicz, Travis S. Metcalfe, Jørgen Christensen-Dalsgaard, Søren Frandsen, Frank Grundahl, Hans Kjeldsen, Uffe Gråe Jørgensen, Per Kjærgaard Rasmussen, Sheng-Hong Gu
2010 Proceedings of the International Astronomical Union  
Doppler imaging of starspots can be accomplished using continuous observations over several stellar rotations using identical instrumentation at each node.  ...  For stars with stable spots and suitable periods, this coverage will be adequate for Doppler imaging.  ...  Between 1989 and 1998, a global consortium (known as MUSICOS) was formed, and tremendous effort was made to arrange for continuous high-resolution spectroscopy using existing facilities (Catala et al.  ... 
doi:10.1017/s1743921311015754 fatcat:egdksyoj4ff4jcyrjwijgyucfm

Guest Editorial: International Space Science Institute (ISSI) Workshop on Space-Borne Imaging Spectroscopy for Exploring the Earth's Ecosystems

Saskia Foerster, Luis Guanter, Teodolina Lopez, José Moreno, Michael Rast, Michael E. Schaepman
2019 Surveys in geophysics  
During recent decades, imaging spectroscopy has proven to be a valuable source of information for quantifying and modelling Earth surface processes (Goetz et al. 1985; Green et al. 1998; Schaepman et al  ...  As opposed to multispectral imaging systems, imaging spectrometers with narrow and contiguous spectral bands provide quantitative 'fingerprints' of those materials having diagnostic absorption features  ...  spectroscopy missions with global frequent mapping capabilities.  ... 
doi:10.1007/s10712-019-09516-0 fatcat:2wvkntzmzradhiyc2eokfzpxtq

ARIES: Arizona infrared imager and echelle spectrograph

Donald W. McCarthy, Jr., James H. Burge, James Roger P. Angel, Jian Ge, Roland J. Sarlot, Bruce C. Fitz-Patrick, Joannah L. Hinz, Albert M. Fowler
1998 Infrared Astronomical Instrumentation  
ARIES will also supply global wavefront tip/tilt information to the adaptive systemusing cryogenic pickoffmirrors to access field stars over a 50 arcsec diameter field at wavelengths from 1-2 tim.  ...  With two state-of-the-artinfrared arrays (10242 pixel), ARIES wiliprovide diffraction-limitedimaging in theJHKLM atmospheric windows and also echelle, long-slit, and multi-slit spectroscopy at resolutions  ...  The ARIES instrument is designed to capitalize on these advantages for astronomical imaging and spectroscopy from 1-5 .tm.  ... 
doi:10.1117/12.317340 fatcat:hpbpbkpnvvf2nkk22tvsai63my

Multiple Instrument Distributed Aperture Sensor (MIDAS) for planetary remote sensing

Joseph T. Pitman, Alan Duncan, David Stubbs, Robert D. Sigler, Richard L. Kendrick, Eric H. Smith, James E. Mason, Gregory Delory, Jere H. Lipps, Michael Manga, James R. Graham, Imke de Pater (+10 others)
2004 Instruments, Science, and Methods for Geospace and Planetary Remote Sensing  
and time-resolved spectroscopy.  ...  by multiple science instruments acting concurrently on the image, such as in different wavebands.  ...  abundance and variability of water at and above the clouds 5 µm imaging spectroscopy, λ/∆λ~3000 Global coverage at 100 km/px Imaging spectroscopy: 5 µm λ/∆λ~5000 Global coverage during entire  ... 
doi:10.1117/12.578430 fatcat:vnjjlaet6nemldn3ncmzqbuvzm

Triglyceride Saturation in Patients at Risk of NASH and NAFLD: A Cross-Sectional Study

Mark Bydder, Tanya Chavez, Jessica Lam, Walter Henderson, Nick Pinto, Roxana Chavarria, Alex D. Pham, Rohit Loomba, Jeff Schwimmer, Claude Sirlin, Gavin Hamilton
2021 Biophysica  
The findings indicate that imaging estimates are comparable to spectroscopy (p = 0.0002), but there is no significant association of NDB with NAS (p = 0.1).  ...  Chemical shift magnetic resonance imaging (MRI) is commonly used to estimate the amount of fat in tissues, namely the proton density fat fraction (PDFF).  ...  (b) Imaging: global NDB versus subcutaneous. (c) Spectroscopy NDB versus imaging NDB (subcutaneous). (d) Figure 3 . 3 Figure 3.  ... 
doi:10.3390/biophysica2010002 fatcat:qq5y6pbosrgh7p5rv65737vgpq

Identification of complex mixtures for Raman spectroscopy using a novel scheme based on a new multi-label deep neural network [article]

Liangrui Pan, Pronthep Pipitsunthonsan, Chalongrat Daengngam, Mitchai Chongcheawchamnan
2020 arXiv   pre-print
With noisy environment caused by fluoresence and additive white noise as well as complicated spectrum fingerprints, the identification of complex mixture materials remains a major challenge in Raman spectroscopy  ...  The proposed model accelerates the feature extraction and expands the feature graph using the global averaging pooling layer. The Sigmoid function is implemented in the last layer of the model.  ...  There have been several research works on Raman spectroscopy technology; for example surface-enhanced Raman spectroscopy [9] , high-temperature Raman spectroscopy [10] , resonance Raman spectroscopy  ... 
arXiv:2010.15654v1 fatcat:xvi7cgveizgljkomxvm5ybbggq

Large-area topography analysis and near-field Raman spectroscopy using bent fibre probes

J. Prikulis, K. V. G. K. Murty, H. Olin, M. Kall
2003 Journal of Microscopy  
We present a method for combined far-field Raman imaging, topography analysis and near-field spectroscopy.  ...  Comparisons between far-field Raman images of R6G-covered Ag particle aggregates with topographic images recorded using atomic force microscopy (AFM) indicate saturation effects due to resonance excitation  ...  The typical accumulation times for far-field Raman spectra and global images are 10 and 180 s, respectively.  ... 
doi:10.1046/j.1365-2818.2003.01142.x pmid:12787097 fatcat:drotvogxxnek3lmbkd2azogvse

Integral-field Spectroscopy of Galactic Nuclei [article]

Tim de Zeeuw
2002 arXiv   pre-print
High-resolution imaging and long-slit spectroscopy obtained with HST, combined with ground-based integral-field spectroscopy, provides the kinematics of stars and gas in nearby galactic nuclei with sufficient  ...  This has revealed that many nuclei contain decoupled kinematic components and asymmetric structures, and that nuclear and global properties of galaxies are correlated.  ...  Increased resolution in both imaging and spectroscopy is required.  ... 
arXiv:astro-ph/0209114v1 fatcat:7ddwndusjvgevhfvk5unpemdmi

Preface: The Environmental Mapping and Analysis Program (EnMAP) Mission: Preparing for Its Scientific Exploitation

Saskia Foerster, Véronique Carrère, Michael Rast, Karl Staenz
2016 Remote Sensing  
The imaging spectroscopy mission EnMAP aims to assess the state and evolution of terrestrial and aquatic ecosystems, examine the multifaceted impacts of human activities, and support a sustainable use  ...  So far, research has mainly been based on airborne hyperspectral image data with restricted spatial and temporal coverage, while spaceborne imaging spectroscopy has been strongly limited by data availability  ...  The increase in both temporal coverage and spatial resolution will be beneficial for many environmental applications and may even hold potential for new applications of spaceborne imaging spectroscopy  ... 
doi:10.3390/rs8110957 fatcat:fn5fpccjordsdfuifaluzf5apu

Starfish: A Bayesian Framework for Model Spectroscopy

Miles Lucas
2020 Zenodo  
Observations were taken with the IRTF/SpeX 0.8-5.5 Micron Medium-Resolution Spectrograph and Imager, funded by the National Science Foundation and NASA and operated by the NASA Infrared Telescope Facility  ...  Unit Testing/CI • Implement unit tests with pytest • Code coverage ~80% (from 0%) • Full CI testing across 3 OS and multiple Python versions d.  ...  up-to-date with auto deployment Links Star sh gh/mileslucas mileslucas The Star sh Method intrinsic stellar model parameters Spectral Emulator extrinsic model parameters modi es delivers global  ... 
doi:10.5281/zenodo.3606936 fatcat:gq2vy4s3avbcnlr7omxfcrlmou

Imaging Spectroscopy for Conservation Applications

Megan Seeley, Gregory P. Asner
2021 Remote Sensing  
Improving on and expanding existing applications of imaging spectroscopy to conservation, developing imaging spectroscopy data products for use by other researchers and decision-makers, and pioneering  ...  novel uses of imaging spectroscopy will greatly expand the toolset for conservation decision-makers.  ...  global coverage.  ... 
doi:10.3390/rs13020292 fatcat:mbh5tzyyvrgixkzupheabqfhwe
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