English
Related papers

Related papers: LHC Triggers using FPGA Image Recognition

200 papers

With the High Luminosity LHC upgrades, incorporating tracking information into the CMS Level-1 trigger becomes necessary in order to maintain a manageable trigger rate and good trigger performance e.g. to retain thresholds for electroweak…

Instrumentation and Detectors · Physics 2019-04-02 Zhengcheng Tao

Artificial neural networks are already widely used for physics analysis, but there are only few applications within low-level hardware triggers, and typically only with small networks. Modern high-end FPGAs offer Tera-scale arithmetic…

Instrumentation and Detectors · Physics 2020-01-29 N. Nottbeck , C. Schmitt , V. Büscher

This article discusses the techniques used to select online promising events at high energy and high luminosity colliders. After a brief introduction, explaining some general aspects of triggering, the more specific implementation options…

Instrumentation and Detectors · Physics 2009-04-16 Hans Peter Beck

Three machine learning models are used to perform jet origin classification. These models are optimized for deployment on a field-programmable gate array device. In this context, we demonstrate how latency and resource consumption scale…

The determination of charged particle trajectories in collisions at the CERN Large Hadron Collider (LHC) is an important but challenging problem, especially in the high interaction density conditions expected during the future…

Recent results at the Large Hadron Collider (LHC) have pointed to enhanced physics capabilities through the improvement of the real-time event processing techniques. Machine learning methods are ubiquitous and have proven to be very…

Since 2022, the LHCb detector has been taking both proton-proton and lead-ion data at the LHC collision rate using a fully software-based trigger. This has been implemented on GPUs at its first stage and CPUs at its second. The setup allows…

High Energy Physics - Experiment · Physics 2024-12-09 Andy Morris

Using deep neural networks for identifying physics objects at the Large Hadron Collider (LHC) has become a powerful alternative approach in recent years. After successful training of deep neural networks, examining the trained networks not…

High Energy Physics - Phenomenology · Physics 2023-01-23 Taoli Cheng

Convolutional Neural Networks (CNNs) are fundamental to deep learning, driving applications across various domains. However, their growing complexity has significantly increased computational demands, necessitating efficient hardware…

Machine Learning · Computer Science 2025-05-21 Junye Jiang , Yaan Zhou , Yuanhao Gong , Haoxuan Yuan , Shuanglong Liu

The planned high-luminosity upgrade of the Large Hadron Collider (LHC) at CERN will bring much higher data rates that are far above the capabilities of currently installed software-based data processing systems. Therefore, new methods must…

Hardware Architecture · Computer Science 2024-10-29 Sergei Devadze , Christine Elizabeth Nielsen , Dmitri Mihhailov , Peeter Ellervee

Operating the CMS Level-1 trigger under the intense conditions of the High-Luminosity Large Hadron Collider -- with approximately 63~Tb/s of input and a fixed 12.5~$\mu$s latency -- poses a demanding real-time reconstruction challenge. The…

High Energy Physics - Experiment · Physics 2025-09-30 Pelayo Leguina , Santiago Folgueras , Andrea Cardini , Elena Aller

LHC physics crucially relies on our ability to simulate events efficiently from first principles. Modern machine learning, specifically generative networks, will help us tackle simulation challenges for the coming LHC runs. Such networks…

High Energy Physics - Phenomenology · Physics 2020-08-20 Anja Butter , Tilman Plehn

The planned upgrade of the CMS detector for the High Luminosity LHC allows to find tracks in the silicon tracker for every single LHC collision and use them in the first level (hardware) trigger decision. So far, studies by CMS…

High Energy Physics - Phenomenology · Physics 2017-08-30 Yuri Gershtein

We present the first sub-microsecond transformer implementation on an FPGA achieving competitive performance for state-of-the-art high-energy physics benchmarks. Transformers have shown exceptional performance on multiple tasks in modern…

The CMS experiment will collect data from the proton-proton collisions delivered by the Large Hadron Collider (LHC) at a centre-of-mass energy up to 14 TeV. The CMS trigger system is designed to cope with unprecedented luminosities and LHC…

Instrumentation and Detectors · Physics 2009-05-07 Marta Felcini , Marco Zanetti

Significant new challenges are continuously confronting the High Energy Physics (HEP) experiments, in particular the two detectors at the Large Hadron Collider (LHC) at CERN, where nominal conditions deliver proton-proton collisions to the…

Instrumentation and Detectors · Physics 2013-10-24 V. Halyo , A. Hunt , P. Jindal , P. LeGresley , P. Lujan

In high-energy physics, the increasing luminosity and detector granularity at the Large Hadron Collider are driving the need for more efficient data processing solutions. Machine Learning has emerged as a promising tool for reconstructing…

High Energy Physics - Experiment · Physics 2025-05-01 Fotis I. Giasemis , Vladimir Lončar , Bertrand Granado , Vladimir Vava Gligorov

Convolutional Neural Networks (CNNs) are currently adopted to solve an ever greater number of problems, ranging from speech recognition to image classification and segmentation. The large amount of processing required by CNNs calls for…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-06-06 Kamel Abdelouahab , Maxime Pelcat , Jocelyn Serot , François Berry

The LHCb experiment is starting to take data in Run 3 with a new DAQ system, capable of performing complete event reconstruction at the full LHC collision rate. One novel opportunity offered by this system is triggering on long-lived…

High Energy Physics - Experiment · Physics 2024-05-28 Lorenzo Pica