activity
20222026
most citedWhat's Anomalous in LHC Jets?

27 citations · 50 across the 8 of their papers we have counts for

collaborators

11 papers

physics.ins-det2026

Point-cloud generative models for fast calorimeter simulation across particles and geometries

Thorsten Buss, Henry Day-Hall, Frank Gaede +7

Detailed Geant4 simulation of calorimeter showers is the largest single computing cost of collider experiments, and the High-Luminosity LHC will need about ten times more simulated…

physics.ins-det2026

Cross-geometry transfer and model collapse in point cloud calorimeter shower generation

Thorsten Buss, Frank Gaede, Gregor Kasieczka +2

Particle shower simulation is a major computational cost in high-energy physics. Monte Carlo methods such as Geant4 are accurate but expensive, while most machine learning surrogat…

hep-ex2026

Jevons' Paradox and Fast Generative Simulation for HEP: Why Realistic Benchmarking is Essential

Thorsten Buss, Henry Day-Hall, Frank Gaede +7

Simulation is a major computational expense in HEP, and calorimeter simulation in particular drives the overall energy cost of our physics analyses. Future detectors will contain m…

physics.ins-det2026

Transferable Fast Calorimeter Shower Generation via Multi-Geometry Pre-training

Thorsten Buss, Henry Day-Hall, Frank Gaede +4

Detailed Geant4 simulation of calorimeter showers dominates the computing budget of high-energy physics experiments. Deep generative surrogates reduce this cost, but they have rema…

physics.ins-det2026

AllShowers: One model for all calorimeter showers

Thorsten Buss, Henry Day-Hall, Frank Gaede +2

Accurate and efficient detector simulation is essential for modern collider experiments. To reduce the high computational cost, various fast machine learning surrogate models have…

hep-ex2025

A First Full Physics Benchmark for Highly Granular Calorimeter Surrogates

Thorsten Buss, Henry Day-Hall, Frank Gaede +5

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 th…

physics.ins-det2025

CaloClouds3: Ultra-Fast Geometry-Independent Highly-Granular Calorimeter Simulation

Thorsten Buss, Henry Day-Hall, Frank Gaede +7

We present CaloClouds3, a model for the fast simulation of photon showers in the barrel of a high granularity detector. This iteration demonstrates for the first time how a pointcl…

physics.ins-det2025★ 1 cited

CaloHadronic: a diffusion model for the generation of hadronic showers

Thorsten Buss, Frank Gaede, Gregor Kasieczka +4

Simulating showers of particles in highly-granular calorimeters is a key frontier in the application of machine learning to particle physics. Achieving high accuracy and speed with…

physics.ins-det2024★ 8 cited

CaloChallenge 2022: A Community Challenge for Fast Calorimeter Simulation

Claudius Krause, Michele Faucci Giannelli, Gregor Kasieczka +66

We present the results of the "Fast Calorimeter Simulation Challenge 2022" - the CaloChallenge. We study state-of-the-art generative models on four calorimeter shower datasets of i…

physics.ins-det2024★ 14 cited

Convolutional L2LFlows: Generating Accurate Showers in Highly Granular Calorimeters Using Convolutional Normalizing Flows

Thorsten Buss, Frank Gaede, Gregor Kasieczka +2

In the quest to build generative surrogate models as computationally efficient alternatives to rule-based simulations, the quality of the generated samples remains a crucial fronti…

hep-ph2022★ 27 cited

What's Anomalous in LHC Jets?

Thorsten Buss, Barry M. Dillon, Thorben Finke +5

Searches for anomalies are a significant motivation for the LHC and help define key analysis steps, including triggers. We discuss specific examples how LHC anomalies can be define…