نتایج جستجو برای: کتابخانه طیفی usgs

تعداد نتایج: 21906  

ژورنال: :پردازش علائم و داده ها 0
حسین فیاضی hossein fayyazi malek-ashtar university of technologyمجتمع فناوری اطلاعات و ارتباطات،دانشگاه صنعتی مالک اشتر،تهران،ایران حمید دهقانی hamid dehghani malek-ashtar university of technologyمجتمع مهندسی برق و الکترونیک،دانشگاه صنعتی مالک اشتر،تهران،ایران مجتبی حسینی mojtaba hosseini amirkabir university of technologyدانشکده مهندسی کامپیوتر،دانشگاه صنعتی امیرکبیر،تهران،ایران

تجزیه‏ی طیفی تصاویر ابرطیفی یکی از زمینه‏های تحقیقاتی مهم در سنجش از دور است. اخیرا استفاده‏ی مستقیم از کتابخانه‏های طیفی برای انجام تجزیه‏ی طیفی افزایش یافته‏است. در این روش‏ها که به تجزیه‏ی تُنُک موسومند، نیازی به استخراج مواد پایه و تعیین تعداد آن‏ها از قبل نیست. اما از آن‏جا که کتابخانه‏های طیفی حاوی طیف‏هایی هستند که همبستگی زیادی دارند، روش‏های تجزیه‏ی تُنُک ممکن است راه‏حل‏های نیمه بهینه‏ای ...

Journal: :Nucleation and Atmospheric Aerosols 2021

Pulau Baai Port is known as the important area in Bengkulu City. The port also main that supports economic aspect Province. This study conducted to observe local site conditions several areas around Port. are very supporting function of Therefore, understanding surrounding regions needed. was initiated by performing a geophysical measurement using multichannel analysis surface waves (MASW) meth...

Journal: :Scientific Investigations Report 2023

First posted January 30, 2023 For additional information, contact: Director, Kansas Water Science CenterU.S. Geological Survey1217 Biltmore DriveLawrence, KS 66049Contact Pubs Warehouse The River and its associated alluvial aquifer provide drinking water to more than 950,000 people in northeastern Kansas. suppliers that rely on the as a water-supply source use physical chemical processes treat ...

2009
J. A. Grant S. A. Wilson E. Noe Dobrea R. L. Fergason J. L. Griffes J. M. Moore A. D. Howard

Wilson, E. Noe Dobrea, R. L. Fergason, J. L. Griffes, J. M. Moore, and A. D. Howard, Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, Washington, DC, Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, USGS, Flagstaff, AZ, Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA, NASA Ames Researc...

1998
H. Becker R. J. Walker J. N. Grossman L. Grossman G. J. MacPherson J. W. Morgan S. B. Simon

Walker1, J. N. Grossman2, L. Grossman3, G. J. MacPherson4, J. W. Morgan1, S. B. Simon3, 1-Department of Geology, University of Maryland, College Park MD 20742 (e-mail: [email protected]), 2-USGS, MS-923, Reston, VA 22094, 3-Department of Geophysical Sciences, University of Chicago, 5734 South Ellis Avenue, Chicago IL 60637, 4-Department of Mineral Sciences, National Museum of Natural History...

Journal: :PloS one 2016
Adam W Green Larissa L Bailey

In the Funding section, the funder “Amphibian Research and Monitoring Initiative” is incorrectly referred to as the “Amphibian and Reptile Monitoring Initiative.” The correct funding information is as follows: This work was funded by the 2008 USGS Amphibian Research and Monitoring Initiative competitive grant program. The funder had no role in study design, data collection and analysis, decisio...

2009
J. F. Mustard C. M. Pieters P. J. Isaacson J. W. Head R. L. Klima N. E. Petro M. Staid J. M. Sunshine C. Runyon L. A. Taylor

M3G20090209T054030 and M3G20090209T072710 COMPOSITIONAL CHARACTERISTICS OF THE ARISTARCHUS CRATER FROM (M) DATA. J. F. Mustard, C. M. Pieters, P. J. Isaacson, J. W. Head, R. L. Klima, N. E. Petro, M. Staid, J. M. Sunshine, C. Runyon, L. A. Taylor. Brown University Geological Sciences, Box 1846, Providence, RI 02912, USGS Denver, APL, NASA Goddard, PSI, Univ. of MD, College of Charleston, Univ o...

2015
M.G.A. Lapotre B. L. Ehlmann F. Ayoub S. E. Minson N. T. Bridges A. A. Fraeman J. L. Eigenbrode R. C. Ewing J. R. Johnson

MOUNT SHARP. M.G.A. Lapotre, B.L. Ehlmann, F. Ayoub, S.E. Minson, N.T. Bridges, A.A. Fraeman, R.E. Arvidson, J.L. Eigenbrode, R.C. Ewing, J.R. Johnson. California Institute of Technology, Pasadena, CA, USA. Jet Propulsion Laboratory, Pasadena, CA, USA. USGS, Menlo Park, CA, USA. John Hopkins University, Laurel, MD, USA. Washington University in St. Louis, MO, USA. NASA/GSFC, Greenbelt, MD, USA....

2010
A. H. FULLERTON K. M. BURNETT

A. H. FULLERTON*, K. M. BURNETT , E. A. STEEL, R. L . FLITCROFT, G. R. PESS* , B . E. FEIST* , C. E . TORGERSEN , D. J . MILLER AND B.L. SANDERSON* *NOAA Northwest Fisheries Science Center, Seattle, WA, U.S.A. USDA Forest Service and Oregon State University, Corvallis, OR, U.S.A. USDA Forest Service, Pacific Northwest Research Station, Olympia, WA, U.S.A. USGS Forest and Rangeland Ecosystem Sci...

2006
Z. Jońca W. Lewandowski

Current Polish Standard methods for the determination of sodium, potassium, magnesium, and calcium in natural fresh water were compared with other official standards, mostly from the U.S. (ASTM, USEPA, USGS), regarding recommended top concentrations of measured elements in measured solutions and methods of regulating the sensitivity of measurements. Some of the disadvantageous limitations of co...

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