نتایج جستجو برای: hyperion

تعداد نتایج: 511  

2016
D. R. Thompson A. K. Thorpe C. Frankenberg R. O. Green R. Duren L. Guanter A. Hollstein

The Aliso Canyon gas storage facility near Porter Ranch, California, produced a large accidental CH4 release from October 2015 to February 2016. The Hyperion imaging spectrometer on board the EO-1 satellite successfully detected this event, achieving the first orbital attribution of CH4 to a single anthropogenic superemitter. Hyperion measured shortwave infrared signatures of CH4 near 2.3 μm at...

Journal: :IEEE Trans. Geoscience and Remote Sensing 2003
Dar A. Roberts Philip E. Dennison Margaret E. Gardner Yasha Hetzel Susan L. Ustin Christopher T. Lee

Parameters derived from remote sensing that can be used to assess fire danger include surface reflectance, live and dead biomass, canopy water content, species composition, and fuel state. Spectral bands and wavelength locations of traditional multispectral data make assessment of fire danger in Mediterranean shrublands difficult, although fire danger parameters have been derived from Airborne ...

Journal: :Monthly Notices of the Royal Astronomical Society 1884

Journal: :Radiation Oncology (London, England) 2009
Florian Stieler Dirk Wolff Frank Lohr Volker Steil Yasser Abo-Madyan Friedlieb Lorenz Frederik Wenz Sabine Mai

BACKGROUND/PURPOSE Radiotherapy (RT) volumes for anal cancer are large and of moderate complexity when organs at risk (OAR) such as testis, small bowel and bladder are at least partially to be shielded. Volumetric intensity modulated arc therapy (VMAT) might provide OAR-shielding comparable to step-and-shoot intensity modulated radiotherapy (IMRT) for this tumor entity with better treatment eff...

Journal: :Astronomy & Astrophysics 2002

Journal: :IEEE Trans. Geoscience and Remote Sensing 2003
Vittorio E. Brando Arnold G. Dekker

The successful launch of Hyperion in November 2000 bridged the gap between the high-resolution (spatial and spectral) airborne remote sensing and the lower resolution satellite remote sensing. Although designed as a technical demonstration for land applications, Hyperion was tested for its capabilities over a range of water targets in Eastern Australia, including Moreton Bay in southern Queensl...

Journal: :Physical Review A 2005

2008
Pinliang Dong

A multiscale approach to hyperspectral image data analysis using fractal signatures was proposed and implemented in the Interactive Data Language (IDL). For 2-D hyperspectral curves, fractal signature measures the changes in curve length with changing scale. Using NASA’s Earth Observing-1 (EO-1) Hyperion image from a study area near Denton, Texas, USA, the capabilities of fractal signatures in ...

2008
Shufang Tian Jianping Chen Ming Jiang

Radiometric calibration is the basis of both hyperspectral data applications and quantitative remote sensing. While at present, there is no good and suitable method for radiometric calibration in the aerospace hyperspectral data. The paper uses the highest spectral resolution Hyperion EO-1 satellite data in current world Spaceflight sensor as information source, using a variety of calibration m...

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