Radiation models using discrete radiator ensembles.
Radiation models using discrete radiator ensembles having applications to analysis of forward and backscatter from rough surfaces, clutter and chaff models, etc
Gagliardi, R. M.↗
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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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A second-order variational method for discrete-time optimal control problems.
Discrete time optimal control problems solved by second order variational algorithm, developing recurrence relations for perturbation equations
Koivo, A. J.↗
Some theorems on stability of discrete circulatory systems.
Stability theorems for discrete linear circulatory systems with N degrees of freedom for static and dynamic loss of stability in presence of velocity dependent forces
Herrmann, G.↗
Suboptimal state estimation for continuous-time nonlinear systems from discrete noisy measurements.
Continuous time nonlinear dynamical system states variables estimated suboptimally from discrete noisy measurements with second order nonlinear filter, deriving dynamical equations
Athans, M.↗
Stochastic approximation algorithms for linear discrete-time system identification.
Stochastic approximation algorithms for adaptive linear discrete time system identification using noisy input
Saridis, G. N.↗
Discrete source interpretation of recent high energy cosmic gamma ray measurements.
Discrete source hypothesis for interpreting high energy cosmic gamma ray measurements obtained by OSO-3 spacecraft
Oegelman, H.↗
Conditions for asymptotic stability of the discrete minimum-variance linear estimator.
Asymptotic stability of discrete homogeneous linear minimum-variance estimation formulas
Deyst, J. J., Jr.↗
A theoretical analysis of the free vibration of discretely stiffened cylindrical shells with arbitrary end conditions.
Free vibration of discretely stiffened cylindrical shells with arbitrary end conditions programmed for digital computer, considering flexure, extension, torsion and nonsymmetric stiffener cross section
Egle, D. M.↗
A hybrid coding scheme for discrete memoryless channels.
Algebraic and sequential coding-decoding method for data communication rates up to capacity of discrete memoryless channel, discussing error probabilities
Falconer, D. D.↗
High-energy /less than 400-Mev/ neutron transport using the method of discrete ordinates.
High energy neutron transport calculated using one dimensional discrete ordinates code with anisotropic scattering, comparing results with nucleon transport code calculations
Alsmiller, R. G., Jr.↗
Absolute-stability test for discrete systems.
Numerical absolute stability test for nonlinear discrete systems using bilinear transformation
Siljak, D.↗
Sensitivity analysis of discrete Kalman filters.
Parameter sensitivity analysis of discrete suboptimal filters from optimal rmse estimate of actual system performance measure
Lainiotis, D. G.↗
Tree encoding of memoryless time-discrete sources with a fidelity criterion.
Tree codes for memoryless time discrete sources with bounded fidelity criterion
Jelinek, F.↗
A new method of recursive estimation in discrete linear systems
Recursive estimation equation giving algorithms for prediction, filtering, and signal smoothing in discrete linear systems
Kashyap, R. L.↗
A study of discrete components of the noise spectrum of an axial compressor
Discrete components in noise frequency spectrum of axial compressor
Bazhenov, D. V.↗
Estimation of direct and cross power spectral density of discrete data using the fast Fourier transform
Direct and cross power spectral density estimation of discrete data using fast Fourier transform with digital filter solution
Jolly, A. C.↗
Discrete spectra and damped waves in quasilinear theory
Discrete spectra and damped waves in quasilinear theory
Montgomery, D.↗
Factorization of spectra by discrete Fourier transforms
Discrete Fourier transform factorization of arbitrary spectral density functions
Rino, C. L.↗