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Eventdisplay - beta release v491-beta.1

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@GernotMaier GernotMaier released this 13 Oct 16:21
· 15 commits to main since this release
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Eventdisplay is a reconstruction and analysis pipeline for data of the VERITAS Imaging Atmospheric Cherenkov Telescopes (IACT).

v491-beta1 is a pre-release intended for testing. Do not use it for science analysis.

This is a major release with significant changes in the reconstruction algorithm and important bug fixes.

Improvements:

  • significant improved high-energy reconstruction by
    • allow to fill lookup tables with loss factors larger than those used in the evndisp stage.
    • allow to re-analyse events with loss factors larger than those used in the evndisp stage.
    • improved dispBDT reconstruction with much better hyper parameter (derived from optimization on CTAO simulations)
    • added dispBDT energy reconstruction to allow to reconstruct events with large loss factors
    • improved BDT gamma/hadron separation; addition of DispAbsSumWeigth variable for gamma/hadron separation

Bug fixes:

  • replaced 'closes-bin' algorithm for BDT gamma/hadron tree selection by interpolation in zenith. This fixes the issue reported in ELOG 2597, with clearly visible effects from the binning of the BDTs in zenith angle.

What's Changed

Full Changelog: v490.8...v491-beta.1