Advances in Calibration and Imaging Techniques in Radio Interferometry

TL;DR

This paper reviews calibration and imaging methods in radio interferometry, presenting a unified mathematical framework that clarifies fundamentals and facilitates the development of new algorithms.

Contribution

It introduces a common mathematical framework for calibration and imaging techniques, enabling clearer understanding and easier development of advanced algorithms.

Findings

Unified mathematical framework for techniques

Enhanced clarity of calibration principles

Facilitates development of new algorithms

Abstract

This paper summarizes some of the major calibration and image reconstruction techniques used in radio interferometry and describes them in a common mathematical framework. The use of this framework has a number of benefits, ranging from clarification of the fundamentals, use of standard numerical optimization techniques, and generalization or specialization to new algorithms.