Operational improvements for an algorithm to noninvasively measure the orbit response matrix in storage rings

TL;DR

This paper presents an improved algorithm for noninvasively updating the orbit response matrix in storage rings, leveraging orbit-feedback system data to adapt to lattice changes, balancing accuracy and adaptability.

Contribution

The authors develop a new version of the response matrix update algorithm that better adapts to slow lattice changes using feedback data.

Findings

Enhanced algorithm adapts to slow lattice variations

Capable of noninvasive response matrix updates

Trade-off between accuracy and adaptability

Abstract

We improve the algorithm to noninvasively update the response matrix using information from the orbit-feedback system, described in [1]. The new version is capable of adapting to slow changes of the lattice, albeit at the expense of limiting the accuracy.