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Related papers: Mars Reconnaissance Orbiter's Mars Color Imager (M…

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We present a concept for using a polarization sensitive multispectral lidar to map the seasonal distribution and exchange of volatiles among the reservoirs of the Martian surface and atmosphere. The LIDAR instrument will be a…

We report on the initial analysis of Herschel/HIFI carbon monoxide (CO) observations of the Martian atmosphere performed between 11 and 16 April 2010. We selected the (7-6) rotational transitions of the isotopes ^{13}CO at 771 GHz and…

Detailed exploration on Brain Computer Interface (BCI) and its recent trends has been done in this paper. Work is being done to identify objects, images, videos and their color compositions. Efforts are on the way in understanding speech,…

Human-Computer Interaction · Computer Science 2012-11-13 T. Kameswara Rao , M. Rajya Lakshmi , T. V. Prasad

The current industry practice for 24-hour outdoor imaging is to use a silicon camera supplemented with near-infrared (NIR) illumination. This will result in color images with poor contrast at daytime and absence of chrominance at nighttime.…

Image and Video Processing · Electrical Eng. & Systems 2020-05-12 Feifan Lv , Yinqiang Zheng , Yicheng Li , Feng Lu

In ocean colour remote sensing, radiance at the sensor level can be modeled using molecular scattering and particle scattering based on existing mathematical models and gaseous absorption in the atmosphere. The modulation of light field by…

Atmospheric and Oceanic Physics · Physics 2024-10-31 Anurag Gupta , Debojyoti Ganguly , Mini Raman , K. N. Babu , Syed Moosa Ali , Saurabh Tripathi

An efficient characterization of scientifically significant locations is essential prior to the return of humans to the Moon. The highest resolution imagery acquired from orbit of south-polar shadowed regions and other relevant locations…

The frequencies of interest for redshifted 21 cm observations are heavily affected by terrestrial radio-frequency interference (RFI). We identify the McGill Arctic Research Station (MARS) as a new RFI-quiet site and report its RFI occupancy…

Instrumentation and Methods for Astrophysics · Physics 2020-12-14 T. Dyson , H. C. Chiang , E. Egan , N. Ghazi , T. Menard , R. A. Monsalve , T. Moso , J. Peterson , J. L. Sievers , S. Tartakovsky

Magnetic resonance imaging (MRI) is indispensable for diagnosing and planning treatment in various medical conditions due to its ability to produce multi-series images that reveal different tissue characteristics. However, integrating these…

Image and Video Processing · Electrical Eng. & Systems 2024-12-11 Churan Wang , Fei Gao , Lijun Yan , Siwen Wang , Yizhou Yu , Yizhou Wang

Rich empirical evidence has shown that visual object recognition in the brain is fast and effortless, with relevant brain signals reported to start as early as 80 ms. Here we study the time trajectory of the recognition process at the level…

Neurons and Cognition · Quantitative Biology 2020-06-11 Hanna Benoni , Daniel Harari , Shimon Ullman

$\text{CO}_{\text{2}}$ ice clouds are important for polar energy balance and the carbon dioxide cycle on Mars. However, uncertainties remain regarding their physical and radiative properties, which control how polar $\text{CO}_{\text{2}}$…

Earth and Planetary Astrophysics · Physics 2025-09-04 R. W. Stevens , P. O. Hayne , A. Kleinböhl , D. M. Kass

MIRI, the Mid-InfraRed Instrument, is one of four instruments being built for the James Webb Space Telescope. It is being developed jointly between an European Consortium (21 institutes from 10 countries, under the auspices of ESA), and the…

Astrophysics · Physics 2007-05-23 Nuria P. F. Lorente , Alistair C. H. Glasse , Gillian S. Wright

A comprehensive study of Nitric oxide (NO) chemistry in the Martian upper atmosphere is restricted due to the lack of requisite measurements. NO is an abundant form of odd nitrogen species in the Martian lower atmosphere and its density…

Earth and Planetary Astrophysics · Physics 2022-04-27 Susarla Raghuram , Anil Bhardwaj , Maneesha Dharwan

Mesospheric CO2 clouds are one of two types of carbon dioxide clouds known on Mars. We present observations of mesospheric CO2 clouds made by Atmospheric Chemistry Suit (ACS) onboard the ESA-Roscosmos ExoMars Trace Gas Orbiter (TGO). We…

Earth and Planetary Astrophysics · Physics 2024-08-28 M. Luginin , A. Trokhimovskiy , A. Fedorova , D. Belyaev , N. Ignatiev , O. Korablev , F. Montmessin , A. Grigoriev

Magnetic Resonance Imaging (MRI) is indispensable in clinical practice but remains constrained by fragmented, multi-stage workflows encompassing acquisition, reconstruction, segmentation, detection, diagnosis, and reporting. While deep…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Xingxin He , Aurora Rofena , Ruimin Feng , Haozhe Liao , Zhaoye Zhou , Albert Jang , Fang Liu

MIRI, the Mid-InfraRed Instrument, is one of four instruments being built for the James Webb Space Telescope, and is developed jointly between an EuropeanConsortium and the US. In this paper we present a software data simulator for one of…

We report on mapping of the south polar region of Mars using data from the Compact Reconnaissance Imaging Spectrometer for Mars (CRISM) instrument. Our observations have led to the following discoveries: 1. Water ice is present in the form…

Earth and Planetary Astrophysics · Physics 2014-02-05 Adrian J. Brown , Wendy M. Calvin , Patrick C. McGuire , Scott L. Murchie

Underwater image enhancement plays a crucial role in providing reliable visual information for underwater platforms, since strong absorption and scattering in water-related environments generally lead to image quality degradation. Existing…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Yiqiang Zhou , Yifan Chen , Zhe Sun , Jijun Lu , Ye Zheng , Xuelong Li

The martian atmosphere hosts dynamical phenomena ranging from planet-encircling dust storms to mesoscale orographic clouds and nocturnal low-level jets. General circulation model show capability to simulate these phenomena, but is…

We present a system of X-ray photometry for the Chandra satellite. X-ray photometry can be a powerful tool to obtain flux estimates, hardness ratios, and colors unbiased by assumptions about spectral shape and independent of temporal and…

Astrophysics · Physics 2008-12-18 H. -J. Grimm , J. McDowell , G. Fabbiano , M. Elvis