+612 9045 4394
Image Formation from Coherence Functions in Astronomy : Astrophysics and Space Science Library - Cornelis H. van Schooneveld

Image Formation from Coherence Functions in Astronomy

Astrophysics and Space Science Library


Published: 1979
Ships: 7 to 10 business days
7 to 10 business days
RRP $745.99
or 4 easy payments of $129.09 with Learn more

Proceedings of the 49th Colloquium of the IAU held in Groningen, The Netherlands, August 10-12, 1978

I - Aperture Synthesis Methods.- Fundamentals and Deficiencies of Aperture Synthesis (Invited paper).- The Two Dimensional Representation of Three Dimensional Interferometer Measurements.- Measurement Errors in Rotational Synthesis and their Effects in the Map Plane (Invited Paper).- "Kneading": The Adjustment of Instrumental Phase and Gain Parameters to Suppress Error Patterns in a Synthesis Map.- A proposal to Obtain Short Spacing Information by Interpolation.- The Short Spacings Problem in Correlation Interferometers and a Procedure for Solving It (Abstract).- Short Spacing Synthesis from a Primary Beam Scanned Interferometer.- II - Aperture Synthesis With Limited Or No Phase Information.- Fundamental Aspects of Aperture Synthesis with Limited or No Phase Information (Invited paper).- Map-making with Non-phase Stable Interferometers.- Image Reconstruction from VLBI Amplitude and Phase Closure Data (Abstract).- On the Danger of Applying Statistical Reconstruction Methods in the Case of Missing Phase Information.- Reduction of Phase Noise in Interferometry with State-space Analysis.- III - Processing Techniques And Display Methods.- Digital Processing Methods for Aperture Synthesis Observations (Invited paper).- Digital Hardware Processing of Rotational Synthesis Data (Abstract).- Analogue Processing Methods for Synthesis Observations (Invited paper).- Exploring Methods of Effective Data Display in an Interactive Astronomical Data-processing Environment (Invited paper).- Processing and Display of Spectral Line Absorption Maps (Abstract).- A Proposed Correlator Back-end for the Culgoora Radio-heliograph.- An Acousto-optical Image Processor and Its Application to a 160 MHz Interferometer.- IV - Optical Interferometric Methods.- Imaging with a Coherence Interferometer in Optical Astronomy.- Towards Imaging of Star Clusters by Speckle Interferometry.- V - Maximum Entropy Image Reconstruction.- Resolution Enhancement: the 'Maximum Entropy Method' and the 'High Resolution Method' (Invited paper).- The Maximum Entropy Method (Invited paper).- The Use of Bayesian Statistics in Image Estimation from Interferometer Data.- Problems with Maximum Entropy (Abstract).- The Introduction of A Priori Knowledge in Certain Processing Algorithms.- Extending the Fourier Transform - The Positivity Constraint.- The Information of Images and Its Dependence on Noise and Spatial Resolution.- Maximum Entropy Spectral Analysis - Some Comments (Abstract).- VI - Other Image Improvement Methods.- The Method CLEAN - Use, Misuse and Variations (Invited paper).- Fitting a Gaussian Model to Aperture Synthesis Data by Akaike's Information Criterion (AIC).- An Optimum Deconvolution Method.- Application of the Simplex Algorithm to Image Restoration (Abstract).- Observations of Extended Radio Sources Using a Multiple-beam Technique.- Formation of Acoustic Images from Spatial Coherence Functions: Processing by Superresolution Techniques.- VII - Relevant Inputs from other Fields.- Reconstruction from Projections in Medicine and Astronomy (Invited paper).- Name index.

ISBN: 9789027709875
ISBN-10: 9027709874
Series: Astrophysics and Space Science Library
Audience: Tertiary; University or College
Format: Hardcover
Language: English
Number Of Pages: 340
Published: 1979
Publisher: Springer
Country of Publication: NL
Dimensions (cm): 23.5 x 15.5  x 2.06
Weight (kg): 0.69