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Related papers: CaloPointFlow II Generating Calorimeter Showers as…

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This dataset contains a detailed simulation output that allows the construction and study of different data representations for electromagnetic and hadronic showers in calorimeters. It is published so that optimal data representations can…

High Energy Physics - Experiment · Physics 2025-09-29 Anna Zaborowska , Peter McKeown

We explore the use of normalizing flows to emulate Monte Carlo detector simulations of photon showers in a high-granularity electromagnetic calorimeter prototype for the International Large Detector (ILD). Our proposed method -- which we…

Instrumentation and Detectors · Physics 2023-10-23 Sascha Diefenbacher , Engin Eren , Frank Gaede , Gregor Kasieczka , Claudius Krause , Imahn Shekhzadeh , David Shih

In particle physics, the demand for rapid and precise simulations is rising. The shift from traditional methods to machine learning-based approaches has led to significant advancements in simulating complex detector responses. CaloShowerGAN…

Instrumentation and Detectors · Physics 2024-08-12 Michele Faucci Giannelli , Rui Zhang

The physics programs of current and future collider experiments necessitate the development of surrogate simulators for calorimeter showers. While much progress has been made in the development of generative models for this task, they have…

High Energy Physics - Experiment · Physics 2025-11-24 Thorsten Buss , Henry Day-Hall , Frank Gaede , Gregor Kasieczka , Katja Krüger , Anatolii Korol , Thomas Madlener , Peter McKeown

We present LEMURS: an extensive dataset of simulated calorimeter showers designed to support the development and benchmarking of fast simulation methods in high-energy physics, most notably providing a step towards the development of…

Instrumentation and Detectors · Physics 2025-11-04 Peter McKeown , Piyush Raikwar , Anna Zaborowska

In High Energy Physics, detailed calorimeter simulations and reconstructions are essential for accurate energy measurements and particle identification, but their high granularity makes them computationally expensive. Developing data-driven…

Instrumentation and Detectors · Physics 2026-03-31 Andrea Cosso

Simulations of particle showers in calorimeters are computationally time-consuming, as they have to reproduce both energy depositions and their considerable fluctuations. A new approach to ultra-fast simulations are generative models where…

Instrumentation and Detectors · Physics 2020-02-05 Martin Erdmann , Jonas Glombitza , Thorben Quast

In recent years, point cloud generation has gained significant attention in 3D generative modeling. Among existing approaches, point-based methods directly generate point clouds without relying on other representations such as latent…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Petr Molodyk , Jaemoo Choi , David W. Romero , Ming-Yu Liu , Yongxin Chen

Using detailed simulations of calorimeter showers as training data, we investigate the use of deep learning algorithms for the simulation and reconstruction of particles produced in high-energy physics collisions. We train neural networks…

The demands placed on computational resources by the simulation requirements of high energy physics experiments motivate the development of novel simulation tools. Machine learning based generative models offer a solution that is both fast…

Instrumentation and Detectors · Physics 2023-04-03 Sascha Diefenbacher , Engin Eren , Frank Gaede , Gregor Kasieczka , Anatolii Korol , Katja Krüger , Peter McKeown , Lennart Rustige

Accurate simulation of physical processes is crucial for the success of modern particle physics. However, simulating the development and interaction of particle showers with calorimeter detectors is a time consuming process and drives the…

Instrumentation and Detectors · Physics 2021-05-28 Erik Buhmann , Sascha Diefenbacher , Engin Eren , Frank Gaede , Gregor Kasieczka , Anatolii Korol , Katja Krüger

High-granularity calorimeters make ML-based fast shower simulation a high-dimensional generative modeling problem, where voxel-space generators must balance physics fidelity with training and inference cost. This work studies large-patch…

Instrumentation and Detectors · Physics 2026-05-13 Zhengkun Huang , Gongxing Sun

Collider experiments, such as those at the Large Hadron Collider, use the Geant4 toolkit to simulate particle-detector interactions with high accuracy. However, these experiments increasingly require larger amounts of simulated data,…

Instrumentation and Detectors · Physics 2025-09-10 Piyush Raikwar , Anna Zaborowska , Peter McKeown , Renato Cardoso , Mikolaj Piorczynski , Kyongmin Yeo

We introduce a novel machine learning method developed for the fast simulation of calorimeter detector response, adapting vector-quantized variational autoencoder (VQ-VAE). Our model adopts a two-stage generation strategy: initially…

Instrumentation and Detectors · Physics 2024-08-07 Qibin Liu , Chase Shimmin , Xiulong Liu , Eli Shlizerman , Shu Li , Shih-Chieh Hsu

Physicists at the Large Hadron Collider (LHC) rely on detailed simulations of particle collisions to build expectations of what experimental data may look like under different theory modeling assumptions. Petabytes of simulated data are…

High Energy Physics - Experiment · Physics 2018-02-06 Michela Paganini , Luke de Oliveira , Benjamin Nachman

The precise modeling of subatomic particle interactions and propagation through matter is paramount for the advancement of nuclear and particle physics searches and precision measurements. The most computationally expensive step in the…

High Energy Physics - Experiment · Physics 2018-02-07 Michela Paganini , Luke de Oliveira , Benjamin Nachman

We study whether machine-learning models for fast calorimeter simulations can learn meaningful representations of calorimeter signatures that account for variations in the full particle detector's configuration. This may open new…

Instrumentation and Detectors · Physics 2025-08-29 Johannes Erdmann , Jonas Kann , Florian Mausolf , Peter Wissmann

Calorimeter shower simulation is a major bottleneck in the Large Hadron Collider computational pipeline. There have been recent efforts to employ deep-generative surrogate models to overcome this challenge. However, many of best performing…

Instrumentation and Detectors · Physics 2024-05-17 Ian Pang , John Andrew Raine , David Shih

Precision physics at future colliders requires highly granular calorimeters to support the Particle Flow Approach for event reconstruction. This article presents a review of about 10 - 15 years of R\&D, mainly conducted within the CALICE…

Instrumentation and Detectors · Physics 2016-04-20 Felix Sefkow , Andy White , Kiyotomo Kawagoe , Roman Pöschl , José Repond

As 3D point clouds become the representation of choice for multiple vision and graphics applications, the ability to synthesize or reconstruct high-resolution, high-fidelity point clouds becomes crucial. Despite the recent success of deep…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Guandao Yang , Xun Huang , Zekun Hao , Ming-Yu Liu , Serge Belongie , Bharath Hariharan