Changes for page Antonio Romero Vidal and julio Novoa Fernández
Last modified by Ricardo Julio Rodríguez Fernández on 2025/07/11 13:42
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edited by Ricardo Julio Rodríguez Fernández
on 2025/07/10 20:56
on 2025/07/10 20:56
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edited by Ricardo Julio Rodríguez Fernández
on 2025/07/11 13:42
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... ... @@ -1,1 +1,1 @@ 1 - XabierCidVidal andMiguel FernándezGómez1 +Antonio Romero Vidal and julio Novoa Fernández - Content
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... ... @@ -1,13 +1,15 @@ 1 -=== GenerativeModels forFast Simulation ofa NeutronTomographyDetector===2 -==== Supervisor: MaríaPereira Martínez1 +=== Machine Learning Tools for Precision Tests of the Standard Model at LHCb === 2 +==== Supervisor: Julio Novoa Fernández 3 3 ==== 4 4 5 -Neutron tomography is an innovative technique for the detailed analysis of dense materials such as metals and alloys. Thanks to the high penetration capability of neutrons, it is possible to detect internal manufacturing defects and, in certain cases, determine the chemical composition of a sample without destroying it. 5 +Leptons are a fundamental class in the Standard Model (SM) of particle physics. According to this model, there is no apparent difference between leptons apart from their masses - this is known as Lepton Flavour Universality (LFU). However, recent measurements of LFU observables show significant disagreement with respect to SM predictions, which could suggest new physics 6 +beyond SM. 6 6 7 -To achievehigh precisioninneutrontomography,optimizingthe componentsofthetomographisssential.One ofthe main challengesliesinthesimulationandoptimizationofthe primarydetector,a process thatrequiressignificantcomputationalresources. To address this,the useof generativemachinelearning modelsoffersagroundbreakingapproach:these modelscan greatlyacceleratesimulations whentrained to mimic thedetector’s responseunder variousexperimental conditions,drastically reducing computational cost.8 +To reduce their uncertainty and solve the current situation, these LFU observables need to be measured with great precision. In particular, the experimental data has to be carefully processed to separate “signal” and “background” events. This selection includes Machine Learning (ML) tools that improve the efficiency of this procedure. 8 8 9 -The aim of this project is to explore the potential of generative models in the simulation and optimization of the neutron tomography system. In this context, the summer student will: 10 +This project will introduce the student to the use of ML in high-energy physics. In particular, the 11 +student will: 10 10 11 -* Gain anunderstandingofhowtheneutrontomographysystemanditsmaindetectorwork.12 -* Become familiar withfundamentalmachinelearningconcepts andimplementagenerativeneural networkto replicate thedetector’s responseunderdifferent configurations.13 -* Develop programmingskillsby working withPythonandcommonly usedmachinelearninglibrariessuchas scikit-learn,TensorFlow andPyTorch,withthe potentialto exploreGPU-acceleratedtrainingtechniques.13 +* Analyse real data from LHCb, one of the main experiments of the Large Hadron Collider at CERN (the world’s largest and most powerful particle accelerator). 14 +* Learn how ML is used for measuring LFU observables with better accuracy, by implementing tools such as neural networks, decision trees and more. 15 +* Train and optimise their own ML models with different Python environments, which they could apply to other physical phenomena and beyond.