8–13 Jun 2025
OAC conference center, Kolymbari, Crete, Greece.
Europe/Athens timezone

Contribution List

56 out of 56 displayed
Export to PDF
  1. Antonis Kalogerakis, Head of the Institute of Theology & Ecology - Department of the OAC (Orthodox Academy of Crete), Dr Konstantinos Zompas, General Director of the OAC (Orthodox Academy of Crete)
    09/06/2025, 09:20
  2. Dr Pietro Vischia (Universidad de Oviedo and Instituto de Ciencias y Tecnologías Espaciales de Asturias (ICTEA))
    09/06/2025, 09:30
  3. Sarah Barnes (Detusches Zentrum für Luft- und Raumfahrt e.V. (German Aerospace Center))
    09/06/2025, 10:00

    This presentation will explore the intersection of neural networks and differential programming in addressing critical challenges within the maritime domain. The presentation will begin with an overview of key issues facing the sector, followed by an overview of research conducted at the DLR Institute for the Protection of Maritime Infrastructures where research using differentiable methods...

    Go to contribution page
  4. Emanuele Coradin, Fabio Cufino, Tommaso Dorigo (INFN Padova, Luleå University of Technology, MODE Collaboration, Universal Scientific Education and Research Network)
    09/06/2025, 11:30
    Applications in Particle Physics
    Talk

    We study the application of a spiking neural network architecture for identifying charged particle trajectories via unsupervised learning of synaptic delays using a spike-time-dependent plasticity rule. In the considered model, the neurons receive time-encoded information on the position of particle hits in a tracking detector for a particle collider, modeled according to the geometry of the...

    Go to contribution page
  5. Tobias Kortus (University of Kaiserslautern-Landau (RPTU))
    09/06/2025, 12:00
    Applications in Particle Physics
    Talk

    Detector optimisation requires reconstruction paradigms to be adaptable to changing geometries during the optimisation process, as well as to be differentiable if they should become part of a gradient-based optimisation pipeline. Reinforcement learning recently demonstrated immense success in modelling complex physics-driven systems, providing end-to-end trainable solutions by interacting with...

    Go to contribution page
  6. Arantza De Oyanguren Campos (Univ. of Valencia and CSIC (ES)), Arantza Oyanguren (IFIC - Valencia), Jiahui Zhuo (Univ. of Valencia and CSIC (ES))
    09/06/2025, 12:30
    Applications in Particle Physics
    Talk

    The new fully software-based trigger of the LHCb experiment operates at a 30 MHz data rate and imposes tight constraints on GPU execution time. Tracking reconstruction algorithms in this first-level trigger must efficiently select detector hits, group them, build tracklets, account for the LHCb magnetic field, extrapolate and fit trajectories, and select the best track candidates to make a...

    Go to contribution page
  7. Mohamed Aly (Princeton University (US))
    09/06/2025, 16:00
    Methods and tools
    Talk

    Using tooling from the Scikit-HEP ecosystem we implement differentiable analysis pipelines for representative HEP analysis use cases and provide complimentary examples to the IRIS-HEP Analysis Grand Challenge. This presentation details the process and related development work and covers the example workflows that...

    Go to contribution page
  8. Jeffrey Krupa (SLAC)
    09/06/2025, 16:30
    Methods and tools
    Talk

    Applying automatic differentiation (AD) to particle simulations such as Geant4 opens the possibility of addressing optimization tasks in high energy physics, such as guiding detector design and parameter fitting, with powerful gradient-based optimization methods. In this talk, we refine our previous work on differentiable simulation with Geant by incorporating multiple coulomb scattering into...

    Go to contribution page
  9. Carlos Ruiz Gonzalez
    09/06/2025, 17:00
    Methods and tools
    Talk

    Historically driven by expert knowledge and intuition, experiment design is nowadays (partially) automated by software able to simulate and optimize the properties of complex setups. Beyond tinkering with some parameters, current tools can navigate a vast space of configurations. Gravitational wave detectors, the focus of this work, are a good example, as they can be encoded in a...

    Go to contribution page
  10. Jeffrey Lazar
    09/06/2025, 18:00
    Applications in Astro-HEP and Neutrino Physics
    Talk

    Since its completion more than a decade ago, IceCube has discovered the diffuse astrophysical neutrino flux and begun to identify galactic and extragalactic neutrino emission. Despite this initial success, there are still opportunities in neutrino astronomy. In particular, understanding the diffuse flux's high-energy behavior and tau neutrino fraction are of interest. The Tau Air-Shower,...

    Go to contribution page
  11. Omar Alterkait
    09/06/2025, 18:30
    Applications in Astro-HEP and Neutrino Physics
    Talk

    Next-generation monolithic Water Cherenkov detectors aim to probe fundamental questions in neutrino physics. These measurements demand unprecedented precision in detector calibration and event reconstruction, pushing beyond the capabilities of traditional techniques. We present a novel framework for differentiable simulation of Water Cherenkov detectors that enables end-to-end optimization...

    Go to contribution page
  12. Kinga Anna Wozniak (Universite de Geneve (CH))
    10/06/2025, 09:00
    Applications in Particle Physics
    Talk

    We introduce a novel approach for end-to-end black-box optimization of high energy physics (HEP) detectors using local deep learning (DL) surrogates. These surrogates approximate a scalar objective function that encapsulates the complex interplay of particle-matter interactions and physics analysis goals. In addition to a standard reconstruction-based metric commonly used in the field, we...

    Go to contribution page
  13. Shah Rukh Qasim (University of Zurich (CH))
    10/06/2025, 09:30
    Applications in Particle Physics
    Talk

    We present a case for the use of Reinforcement Learning (RL) for the design of physics instruments as an alternative to gradient-based instrument-optimization methods in arXiv:2412.10237. As context, we first reflect on our previous work optimizing the Muon Shield following the experiment’s approval—an effort successfully tackled using classical approaches such as Bayesian Optimization,...

    Go to contribution page
  14. Konstantin Borozdin
    10/06/2025, 10:00
    Applications in Muon Tomography
    Talk

    Scattering muon tomography leverages the multiple Coulomb scattering of cosmic-ray muons to image the internal structure of dense or shielded objects. Unlike transmission-based methods that rely on muon attenuation, scattering tomography measures angular deviations to infer the presence and composition of high-Z materials with high sensitivity. This presentation provides an overview of key...

    Go to contribution page
  15. Felix Sattler (Detusches Zentrum für Luft- und Raumfahrt e.V. (German Aerospace Center))
    10/06/2025, 11:00
    Applications in Muon Tomography
    Talk

    Inverse problems like magnetic resonance imaging, computer tomography, optical inverse rendering or muon tomography, amongst others, occur in a vast range of scientific, medical and security applications and are usually solved with highly specific algorithms depending on the task.
    Approaching these problems from a physical perspective and reformulating them as a function of particle...

    Go to contribution page
  16. Jean-Marco Alameddine
    10/06/2025, 11:30
    Applications in Muon Tomography
    Talk

    Muon scattering tomography is a well-established, non-invasive imaging technique using cosmic-ray muons.
    Simple algorithms, such as PoCA (Point of Closest Approach), are often utilized to reconstruct the volume of interest from the observed muon tracks.
    However, it is preferable to apply more advanced reconstruction algorithms to efficiently use the sparse statistics available.
    One approach...

    Go to contribution page
  17. Vassil Vasilev (Princeton University (US))
    10/06/2025, 12:00
    Methods and tools
    Talk

    RooFit's integration with the Clad infrastructure has introduced automatic differentiation (AD), leading to significant speedups and driving major improvements in its minimization framework. Besides, the AD integration has also inspired several optimizations and simplifications of key RooFit components in general. The AD framework in RooFit is designed to be extensible, providing all necessary...

    Go to contribution page
  18. Christina Koutsou (Princeton University (US))
    10/06/2025, 12:30
    Methods and tools
    Talk

    GPUs have become increasingly popular for their ability to perform parallel operations efficiently, driving interest in General-Purpose GPU Programming. Scientific computing, in particular, stands to benefit greatly from these capabilities. However, parallel programming systems such as CUDA introduce challenges for code transformation tools due to their reliance on low-level hardware...

    Go to contribution page
  19. Samuele Grossi (Università degli studi di Genova & INFN sezione di Genova)
    11/06/2025, 09:00
    Methods and tools
    Talk

    Deep generative models have become powerful tools for alleviating the computational burden of traditional Monte Carlo generators in producing high-dimensional synthetic data. However, validating these models remains challenging, especially in scientific domains requiring high precision, such as particle physics. Two-sample hypothesis testing offers a principled framework to address this task....

    Go to contribution page
  20. Stephen Casey (University of Miami)
    11/06/2025, 09:30
    Methods and tools
    Talk

    This presentation will describe a method to discover the governing equations in physical systems with multiple regimes and lengthscales, using minimum entropy criteria to optimize results. The historically challenging problem of turbulent flow is used as an example, infamous for its half-ordered, half-chaotic behavior across several orders of magnitude. Exact solutions to the Navier-Stokes...

    Go to contribution page
  21. Saransh Chopra (Princeton University (US))
    11/06/2025, 10:00
    Methods and tools
    Talk

    Modern scientific computing often involves nested and variable-length data structures, which pose challenges for automatic differentiation (AD). Awkward Array is a library for manipulating irregular data and its integration with JAX enables forward and reverse mode AD on irregular data. Several Python libraries, such as PyTorch, TensorFlow, and Zarr, offer variations of ragged data structures,...

    Go to contribution page
  22. William O’Donnell
    11/06/2025, 11:00
    Applications in Muon Tomography
    Talk

    In the civil engineering industry, there is an increasing demand for innovative non-destructive evaluation methods. Muography is an emerging non-invasive technique that constructs three-dimensional density maps by detecting the interactions of naturally occurring cosmic-ray muons within the scanned volume. While muons can penetrate deep into structures, their low flux results in long...

    Go to contribution page
  23. Dr Christian Haack (ECAP, FAU Erlangen)
    11/06/2025, 11:30
    Applications in Astro-HEP and Neutrino Physics
    Talk

    P-ONE is a planned cubic-kilometer-scale neutrino detector in the Pacific ocean. It will measure high-energy astrophysical neutrinos to help characterize the nature of astrophysical accelerators. Using existing deep-sea infrastructure provided by Ocean Networks Canada (ONC), P-ONE will instrument the ocean with optical modules - which host PMTs as well as readout electronics - deployed on...

    Go to contribution page
  24. Martin Langgård Ravn (Uppsala University)
    11/06/2025, 12:00
    Applications in Astro-HEP and Neutrino Physics
    Talk

    In-ice radio detection of neutrinos is a rapidly growing field and a promising technique for discovering the predicted but yet unobserved ultra-high-energy astrophysical neutrino flux. With the ongoing construction of the Radio Neutrino Observatory in Greenland (RNO-G) and the planned radio extension of IceCube-Gen2, we have a unique opportunity to improve the detector design now and...

    Go to contribution page
  25. Laurent Hascoet (INRIA)
    11/06/2025, 16:00

    After a detailled introduction on AD, we focus on Source-Transformation reverse AD, a remarkably efficient way to compute gradients. One cornerstone of reverse AD is data-flow reversal, the process of restoring memory states of a computation in reverse order.

    While this is by no means cheap, we will present the most efficient storage/recomputation trade-offs that permit data-flow reversal...

    Go to contribution page
  26. Dr Pietro Vischia (Universidad de Oviedo and Instituto de Ciencias y Tecnologías Espaciales de Asturias (ICTEA))
    11/06/2025, 17:00
  27. Omar Alterkait
    11/06/2025, 17:30

    Next-generation monolithic Water Cherenkov detectors aim to probe fundamental questions in neutrino physics. These measurements demand unprecedented precision in detector calibration and event reconstruction, pushing beyond the capabilities of traditional techniques. We present a novel framework for differentiable simulation of Water Cherenkov detectors that enables end-to-end optimization...

    Go to contribution page
  28. Marta de la Puente Santos
    11/06/2025, 17:30

    Muon tomography is a powerful imaging technique that leverages cosmic-ray muons to probe the internal structure of large-scale objects. However, traditional reconstruction methods, such as the Point of Closest Approach (POCA), introduce significant bias, leading to suboptimal image quality and inaccurate material characterization. To address this issue, we propose an approach based on...

    Go to contribution page
  29. Christina Koutsou (Princeton University (US))
    11/06/2025, 17:30

    GPUs have become increasingly popular for their ability to perform parallel operations efficiently, driving interest in General-Purpose GPU Programming. Scientific computing, in particular, stands to benefit greatly from these capabilities. However, parallel programming systems such as CUDA introduce challenges for code transformation tools due to their reliance on low-level hardware...

    Go to contribution page
  30. Cyril Alispach (Universite de Geneve (CH))
    11/06/2025, 17:30

    Current optimization of ground Cherenkov telescopes arrays relies on brute-force approaches based on large simulations requiring both high amount of storage and long computation time. To explore the full phase space of telescope positioning of a given array even more simulations would be required. To optimize any array layout, we explore the possibility of developing a differential program...

    Go to contribution page
  31. Bruno Jorge De Matos Rodrigues (Laboratory of Instrumentation and Experimental Particle Physics (PT))
    11/06/2025, 17:30

    In modern particle detectors, calorimeters provide critical energy measurements of particles produced in high-energy collisions. The demanding requirements of next-generation collider experiments would benefit from a systematic approach to the optimization of calorimeter designs. The performance of calorimeters is primarily characterized by their energy resolution, parameterized by a...

    Go to contribution page
  32. Yifan Chen (SLAC National Accelerator Laboratory (US))
    11/06/2025, 17:30
    Applications in Astro-HEP and Neutrino Physics
    Poster

    Differentiability in detector simulation can enable efficient and effective detector optimisation. We are developing an AD-enabled detector simulation of a liquid argon time projection chamber to facilitate simultaneous detector calibration through gradient-based optimisation. This approach allows us to account for the correlations of the detector modeling parameters comprehensively and avoid...

    Go to contribution page
  33. Mr Abhishek (National Institute of Science Education and Research, Jatni, 752050, India)
    11/06/2025, 17:30

    The increasing importance of high-granularity calorimetry in particle physics origins from its ability to enhance event reconstruction and jet substructure analysis. In particular, the identification of hadronic decays within boosted jets and the application of particle flow techniques have demonstrated the advantages of fine spatial resolution in calorimeters. In this study, we investigate...

    Go to contribution page
  34. Dr Abhishek (National Institute of Science Education and Research, India)
    11/06/2025, 17:30

    In this work we consider the problem of determining the identity of hadrons at high energies based on the topology of their energy depositions in dense matter, along with the time of the interactions. Using GEANT4 simulations of a homogeneous lead tungstate calorimeter with high transverse and longitudinal segmentation, we investigated the discrimination of protons, positive pions, and...

    Go to contribution page
  35. Zsofia Jolesz (Wigner Research Centre for Physics)
    11/06/2025, 17:30

    Objective:
    Proton therapy is an emerging approach in cancer treatment. A key challenge is improving the accuracy of Bragg-peak position calculations, which requires more precise relative stopping power (RSP) measurements. Proton computed tomography (pCT) is a promising technique, as it enables imaging under conditions identical to treatment by using the same irradiation device and hadron...

    Go to contribution page
  36. Dr Alessandro Breccia (University of Padova), Alessandro Breccia
    11/06/2025, 17:30

    In this work we simulate hadrons impinging on a homogeneous lead-tungstate (PbWO4) calorimeter to investigate how the resulting light yield and its temporal structure, as detected by an array of light-sensitive sensors, can be processed by a neuromorphic computing system. Our model encodes temporal photon distributions in the form of spike trains and employs a fully connected spiking neural...

    Go to contribution page
  37. Federico Nardi (Universita e INFN, Padova (IT) - LPC Clermont)
    11/06/2025, 17:30

    Setup design is a critical aspect of experiment development, particularly in high-energy physics, where decisions influence research trajectories for decades. Within the MODE Collaboration, we aim to generalize Machine Learning methodologies to construct a fully differentiable pipeline for optimizing the geometry of the Muon Collider Electromagnetic Calorimeter.

    Our approach leverages...

    Go to contribution page
  38. Oliver Janik
    11/06/2025, 17:30

    Characterizing the astrophysical neutrino flux with the IceCube Neutrino Observatory traditionally relies on a binned forward-folding likelihood approach. Insufficient Monte Carlo (MC) statistics in each bin limits the granularity and dimensionality of the binning scheme. We employ a neural network to optimize a summary statistic that serves as the input for data analysis, enabling the...

    Go to contribution page
  39. Jonathan Klimesch
    12/06/2025, 09:00
    Applications in Astro-HEP and Neutrino Physics
    Talk

    Recent advances in optimization techniques have opened up a promising path towards computationally exploring the vast design space of new gravitational wave detectors. Formulating a highly expressive, continuous search space of potential topologies, defining a clear objective function and evaluating detector candidates with an interferometer simulator allow for computational methods to...

    Go to contribution page
  40. Zsofia Jolesz (Wigner Research Centre for Physics)
    12/06/2025, 09:30
    Applications in Medical Physics, and Other Applications
    Talk

    Objective:
    Proton therapy is an emerging approach in cancer treatment. A key challenge is improving the accuracy of Bragg-peak position calculations, which requires more precise relative stopping power (RSP) measurements. Proton computed tomography (pCT) is a promising technique, as it enables imaging under conditions identical to treatment by using the same irradiation device and hadron...

    Go to contribution page
  41. Yoav Shechtman
    12/06/2025, 10:00
    Applications in Medical Physics, and Other Applications
    Talk

    The point spread function (PSF) of an imaging system is the system's response to a point source. To encode additional information in microscopy images, we employ PSF engineering – namely, a physical modification of the standard PSF of the microscope by additional optical elements that perform wavefront shaping. In this talk I will describe how this method enables unprecedented capabilities in...

    Go to contribution page
  42. Dr Alessandro Breccia (University of Padova), Alessandro Breccia
    12/06/2025, 11:00
    Applications in Particle Physics
    Talk

    In this work we simulate hadrons impinging on a homogeneous lead-tungstate (PbWO4) calorimeter to investigate how the resulting light yield and its temporal structure, as detected by an array of light-sensitive sensors, can be processed by a neuromorphic computing system. Our model encodes temporal photon distributions in the form of spike trains and employs a fully connected spiking neural...

    Go to contribution page
  43. Dr Abhishek (National Institute of Science Education and Research, India)
    12/06/2025, 11:30
    Applications in Particle Physics
    Talk

    In this work we consider the problem of determining the identity of hadrons at high energies based on the topology of their energy depositions in dense matter, along with the time of the interactions. Using GEANT4 simulations of a homogeneous lead tungstate calorimeter with high transverse and longitudinal segmentation, we investigated the discrimination of protons, positive pions, and...

    Go to contribution page
  44. Xuan Tung Nguyen (INFN and RPTU)
    12/06/2025, 12:00
    Applications in Particle Physics
    Talk

    The design of calorimeters presents a complex challenge due to the large number of design parameters and the stochastic nature of physical processes involved. In high-dimensional optimization, gradient information is essential for efficient design. While first-principle based simulations like GEANT4 are widely used, their stochastic nature makes them non-differentiable, posing challenges in...

    Go to contribution page
  45. Burak Bilki (Beykent University (TR), The University of Iowa (US))
    12/06/2025, 12:30
    Applications in Particle Physics
    Talk

    The Meadusa (Multiple Readout Ultra-High Segmentation) Detector Concept is an innovative approach to address the unique challenges and opportunities presented by the future lepton colliders and beyond. The Meadusa concept prioritizes ultra-high segmentation and multi-modal data acquisition to achieve ultra-high spatial, timing and event structure precision in particle detection. By combining a...

    Go to contribution page
  46. Federico Nardi (Universita e INFN, Padova (IT) - LPC Clermont)
    12/06/2025, 16:00
    Applications in Particle Physics
    Talk

    Setup design is a critical aspect of experiment development, particularly in high-energy physics, where decisions influence research trajectories for decades. Within the MODE Collaboration, we aim to generalize Machine Learning methodologies to construct a fully differentiable pipeline for optimizing the geometry of the Muon Collider Electromagnetic Calorimeter.

    Our approach leverages...

    Go to contribution page
  47. Mr Andrea Svizzeretto (University of Perugia)
    12/06/2025, 16:30
    Applications in Astro-HEP and Neutrino Physics
    Talk

    This work highlights the experimental framework employed to implement and validate Deep Deterministic Policy Gradient (DDPG) for controlling a Fabry-Perot (FP) optical cavity, a key component in interferometric gravitational-wave detectors. An initial focus is placed on the real-world setup characterisation, where high finesse values and mirror velocities introduce significant...

    Go to contribution page
  48. Dr Xuemei Gu (Friedrich Schiller University Jena)
    12/06/2025, 17:00
    Applications in Medical Physics, and Other Applications
    Talk

    The integration of artificial intelligence (AI) into scientific research is reshaping discovery across disciplines—from protein folding and materials design to theorem proving. These advances mark AI’s evolution from a computational tool to an active participant in scientific exploration.

    Quantum physics represents a particularly promising frontier for AI-driven discovery. As we push deeper...

    Go to contribution page
  49. 12/06/2025, 17:30
  50. 12/06/2025, 17:35
  51. 12/06/2025, 17:40
  52. 12/06/2025, 17:45
  53. RUKSHAK KAPOOR (Thapar Institute of Engineering & Technology, Patiala (India))

    Medical imaging—including X-rays and MRI scans—is crucial for diagnostics and research. However, the development and training of AI diagnostic models are hindered by limited access to large, high-quality datasets due to privacy concerns, high costs, and data scarcity. Synthetic image generation via differentiable programming has emerged as an effective strategy to augment real datasets with...

    Go to contribution page
  54. Marta de la Puente Santos

    Muon tomography is a powerful imaging technique that leverages cosmic-ray muons to probe the internal structure of large-scale objects. However, traditional reconstruction methods, such as the Point of Closest Approach (POCA), introduce significant bias, leading to suboptimal image quality and inaccurate material characterization. To address this issue, we propose an approach based on...

    Go to contribution page
  55. Stephen Casey (University of Miami)
    Talk
  56. Shamik Ghosh (Centre National de la Recherche Scientifique (FR))
    Applications in Particle Physics
    Talk

    The energy calibration of calorimeters at collider experiments, such as the ones at the CERN Large Hadron Collider, is crucial for achieving the experiment’s physics objectives. Standard calibration approaches have limitations which become more pronounced as detector granularity increases. In this paper we propose a novel calibration procedure to simultaneously calibrate individual detector...

    Go to contribution page