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Direct solution of the implicit formulation of fourth order horizontal diffusion for gridpoint models on the sphere / / Yong Li, S. Moorthi, J. Ray Bates
| Direct solution of the implicit formulation of fourth order horizontal diffusion for gridpoint models on the sphere / / Yong Li, S. Moorthi, J. Ray Bates |
| Autore | Li Yong |
| Pubbl/distr/stampa | Greenbelt, Maryland : , : National Aeronautics and Space Administration, Goddard Space Flight Center, , October 1994 |
| Descrizione fisica | 1 online resource (vi, 42 pages) : illustrations |
| Collana | NASA technical memorandum ;Technical report series on global modeling and data assimilation |
| Soggetto topico |
Atmospheric diffusion
Atmospheric General Circulation Models Diffusion theory Numerical weather forecasting Fast Fourier transformations |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910703991803321 |
Li Yong
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| Greenbelt, Maryland : , : National Aeronautics and Space Administration, Goddard Space Flight Center, , October 1994 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Filtering techniques on a stretched grid general circulation model / / Lawrence Takacs [and three others]
| Filtering techniques on a stretched grid general circulation model / / Lawrence Takacs [and three others] |
| Autore | Takacs Lawrence |
| Pubbl/distr/stampa | Greenbelt, Maryland : , : National Aeronautics and Space Administration, Goddard Space Flight Center, , November 1999 |
| Descrizione fisica | 1 online resource (vii, 50 pages) : illustrations |
| Collana | NASA/TM ;Technical report series on global modeling and data assimilation |
| Soggetto topico |
Atmospheric General Circulation Models
Spatial filtering Eigenvectors Fast Fourier transformations Finite difference theory |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910703953603321 |
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Takacs Lawrence
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| Greenbelt, Maryland : , : National Aeronautics and Space Administration, Goddard Space Flight Center, , November 1999 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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A general purpose subroutine for fast Fourier transform on a distributed memory parallel machine / / A. Dubey, M. Zubair, C.E. Grosch
| A general purpose subroutine for fast Fourier transform on a distributed memory parallel machine / / A. Dubey, M. Zubair, C.E. Grosch |
| Autore | Dubey A. |
| Pubbl/distr/stampa | Hampton, Virginia : , : Institute for Computer Applications in Science and Engineering, NASA Langley Research Center, , November 1992 |
| Descrizione fisica | 1 online resource (i, 12 pages) : illustrations |
| Collana |
NASA contractor report
ICASE report |
| Soggetto topico |
Fast Fourier transformations
Parallel processing (computers) Subroutines Data structures Memory (computers) |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910703634203321 |
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Dubey A.
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| Hampton, Virginia : , : Institute for Computer Applications in Science and Engineering, NASA Langley Research Center, , November 1992 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Implementation of a high-speed FPGA and DSP based FFT processor for improving strain demodulation performance in a fiber-optic-based sensing system [[electronic resource] /] / Douglas L. Farley
| Implementation of a high-speed FPGA and DSP based FFT processor for improving strain demodulation performance in a fiber-optic-based sensing system [[electronic resource] /] / Douglas L. Farley |
| Autore | Farley Douglas L |
| Pubbl/distr/stampa | Hampton, Va. : , : National Aeronautics and Space Administration, Langley Research Center, , [2005] |
| Descrizione fisica | 1 online resource (iii, 23 pages) : illustrations |
| Collana | NASA/TM- |
| Soggetto topico |
Demodulation
Fast Fourier transformations Fiber optics Field-programmable gate arrays Systems health monitoring Structural strain |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910697039103321 |
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Farley Douglas L
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| Hampton, Va. : , : National Aeronautics and Space Administration, Langley Research Center, , [2005] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Investigation of spiral bevel gear condition indicator validation via AC-29-2C using fielded rotorcraft HUMS data / / Paula J. Dempsey [and three others]
| Investigation of spiral bevel gear condition indicator validation via AC-29-2C using fielded rotorcraft HUMS data / / Paula J. Dempsey [and three others] |
| Autore | Dempsey Paula J. |
| Pubbl/distr/stampa | Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , November 2014 |
| Descrizione fisica | 1 online resource (vi, 173 pages) : color illustrations |
| Collana | NASA/TM |
| Soggetto topico |
Spiral bevel gears
Helicopters Rotary wing aircraft Helicopter tail rotors Fast Fourier transformations |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Investigation of spiral bevel gear condition indicator validation via AC-29-2C using fielded rotorcraft Health and Usage Monitoring Systems data |
| Record Nr. | UNINA-9910703785003321 |
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Dempsey Paula J.
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| Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , November 2014 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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On the electromagnetic scattering from infinite rectangular conducting grids [[electronic resource] /] / by Christos Christodoulou
| On the electromagnetic scattering from infinite rectangular conducting grids [[electronic resource] /] / by Christos Christodoulou |
| Autore | Christodoulou Christos G. <1955-> |
| Pubbl/distr/stampa | Raleigh, N.C. ; ; Dept. of Electrical and Computer Engineering, North Carolina State University ; [Washington, D.C. ; ] ; [National Aeronautics and Space Administration, : [publisher not identified], , [1985] |
| Descrizione fisica | 1 online resource (vi, 164 pages) : illustrations |
| Collana | NASA-CR |
| Soggetto topico |
Algorithms
Conduction Electromagnetic scattering Fast Fourier transformations Infinity Iteration Matrices (mathematics) Mesh Numerical analysis Spectrum analysis |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910701460103321 |
Secondary pattern computation of an arbitrarily shaped main reflector [[electronic resource] /] / Peter T.C. Lam and S.W. Lee and R. Acosta
| Secondary pattern computation of an arbitrarily shaped main reflector [[electronic resource] /] / Peter T.C. Lam and S.W. Lee and R. Acosta |
| Autore | Lam Peter T. C |
| Pubbl/distr/stampa | [Washington, D.C.] : , : [National Aeronautics and Space Administration, Lewis Research Center], , [1985] |
| Descrizione fisica | 1 online resource (118 pages) : illustrations |
| Altri autori (Persone) |
LeeS. W
AcostaR |
| Collana |
NASA Technical Memorandum
NASA-TM |
| Soggetto topico |
Antenna radiation patterns
Communication satellites Fast Fourier transformations Reflectors |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910701721303321 |
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Lam Peter T. C
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| [Washington, D.C.] : , : [National Aeronautics and Space Administration, Lewis Research Center], , [1985] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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