lhcb-rex 0.1.3

Generalised graph neural network based fast simulation tool for LHCb.

Rex

Rex offers a fast emulation of the LHCb detector simulation. From truth level kinematics to reconstructed quantities and all commonly used reconstruction quality variables.

Table of Contents

• About
• Installation
• Usage

About

A full description of the tool can be found in this 📖 arXiv preprint.

📖 Project Docs | 💬 Mattermost Chat | 📬 Developer Email

Installation

Prerequisites

• Python 3.9

Install with pip:

pip install lhcb-rex

Usage

Examples below

Click to see an example

import lhcb_rex

lhcb_rex.run(
    events=1000,
    decay="Bs0 -> mu+ mu-",
    naming_scheme="MOTHER -> DAUGHTER1 DAUGHTER2",
    decay_models="PHSP -> NA NA",
    workingDir="./Bs_mumu",
)

Installation for development

git clone
uv sync
uv run pip install -e .

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📬 Have questions? Reach out at [e-mail]

Notes for me

/dice/users/am13743/fast_vertex_quality/graveyard /dice/users/am13743/fast_vertex_quality/checkpoints/

Relevant tags/checkpoints:

• 21_03_2025 - Plotting for paper draft

rm -rf dist/
uv build
uv publish