Approximation Methods in Geodesy: Lectures Delivered at the 2, Internat. Summer School in the Mountains on Math. Methods in Phys. Geodesy, Ramsau, Austria, August 23 - September 2, 1977Helmut Moritz, Hans Sünkel |
Common terms and phrases
accuracy altimeter altimeter data anomalous potential application approximate solution base functions best approximation Bjerhammar block boundary value called coefficients computed covariance function defined denoted Department of Geodetic derived determined dimensional earth ellipsoid error Example finite element formula Geodetic Science geoid given gravity anomalies gravity field harmonic functions Hilbert space inner product inner product space integral interpolation invariant quadratic unbiased inverse Krarup least-squares collocation Lemma linear equation linear functionals linear space mean anomalies measurements method mgals minimum bias estimation minimum norm number of observations obtained Ohio State University operator orthogonal orthonormal parameters physical geodesy polynomial positive-definite prediction quadratic unbiased estimator quantities radius Rapp reference reference ellipsoid reproducing kernel root mean square satellite Schwarz Seiten signal sphere spherical harmonics spline functions statistical stochastic surface SX XX theorem Tscherning unknowns variance-covariance matrix