English
Related papers

Related papers: A neural network z-vertex trigger for Belle II

200 papers

We report on the design and test results of a prototype processor for the CMS Level-1 trigger that performs 3-D track reconstruction and measurement from data recorded by the cathode strip chambers of the endcap muon system. The tracking…

Instrumentation and Detectors · Physics 2007-05-23 D. Acosta , V. Golovtsov , M. Kan , A. Madorsky , B. Scurlock , H. Stoeck , L. Uvarov , S. M. Wang

We have developed a fast programmable trigger processor board based on a field programmable gate array and a complex programmable logic device for use in the BELLE experiment. The trigger board accommodates 144 ECL input signals, 2 NIM…

Instrumentation and Detectors · Physics 2007-05-23 H. J. Kim , S. K. Kim , S. H. Lee , T. W. Hur , C. H. Kim , F. Wang , I. C. Park , Hee Jong Kim , B. G. Cheon , E. Won

The online reconstruction of muon tracks in High Energy Physics experiments is a highly demanding task, typically performed with programmable logic boards, such as FPGAs. Complex analytical algorithms are executed in a quasi-real-time…

High Energy Physics - Experiment · Physics 2022-12-21 Matteo Migliorini , Jacopo Pazzini , Andrea Triossi , Marco Zanetti , Alberto Zucchetta

This paper deals with the stabilization of linear systems with process noise under packet drops between the sensor and the controller. Our aim is to ensure exponential convergence of the second moment of the plant state to a given bound in…

Optimization and Control · Mathematics 2017-07-14 Pavankumar Tallapragada , Massimo Franceschetti , Jorge Cortes

The ALICE High Level Trigger has to process data online, in order to select interesting (sub)events, or to compress data efficiently by modeling techniques.Focusing on the main data source, the Time Projection Chamber (TPC), we present two…

Instrumentation and Detectors · Physics 2009-11-10 V. Lindenstruth , C. Loizides , D. Roehrich , B. Skaali , T. Steinbeck , R. Stock , H. Tilsner , K. Ullaland , A. Vestbo , T. Vik

The trigger systems of the CERN LHC detectors play a crucial role in determining the physics capabilities of the experiments. A reduction of several orders of magnitude of the event rate is needed to reach values compatible with the…

Instrumentation and Detectors · Physics 2014-09-18 Juliette Alimena

This proceedings describes the XFT stereo upgrade for the CDF Level 2 trigger system. Starting with the stereo finder boards, up to the XFT stereo track algorithim implementation in the Level 2 PC. This proceedings will discuss the…

Instrumentation and Detectors · Physics 2008-08-06 David Cox

The brain naturally binds events from different sources in unique concepts. It is hypothesized that this process occurs through the transient mutual synchronization of neurons located in different regions of the brain when the stimulus is…

In this paper, we investigate stability of a class of analytic neural networks with the synaptic feedback via event-triggered rules. This model is general and include Hopfield neural network as a special case. These event-trigger rules can…

Neural and Evolutionary Computing · Computer Science 2016-11-18 Ren Zheng , Xinlei Yi , Wenlian Lu , Tianping Chen

In recent years we have witnessed a move of the major industrial automation providers into the wireless domain. While most of these companies already offer wireless products for measurement and monitoring purposes, the ultimate goal is to…

Optimization and Control · Mathematics 2011-02-04 Manuel Mazo , Paulo Tabuada

Feedback is crucial to motion perception in animals' visual systems where its spatial and temporal dynamics are often shaped by movement patterns of surrounding environments. However, such spatio-temporal feedback has not been deeply…

Computer Vision and Pattern Recognition · Computer Science 2022-11-21 Hongxin Wang , Zhiyan Zhong , Fang Lei , Xiaohua Jing , Jigen Peng , Shigang Yue

An FPGA-based online trigger system has been developed for the COMET Phase-I experiment. This experiment searches for muon-to-electron conversion, which has never been observed yet. A drift chamber and trigger counters detect a…

The ATLAS trigger has been used very successfully for the online event selection during the first part of the second LHC run (Run-2) in 2015/16 at a center-of-mass energy of 13 TeV. The trigger system is composed of a hardware Level-1…

High Energy Physics - Experiment · Physics 2019-08-13 Catrin Bernius

Modern neural recording techniques such as two-photon imaging or Neuropixel probes allow to acquire vast time-series datasets with responses of hundreds or thousands of neurons. Contrastive learning is a powerful self-supervised framework…

With the high bunch-crossing and interaction rates and potentially large event sizes the experiments at the LHC challenge data acquisition and trigger systems. Within the ATLAS experiment, a multi-level trigger system based on hardware and…

High Energy Physics - Experiment · Physics 2017-12-22 Thomas Schoerner-Sadenius

This paper studies impulsive stabilization of nonlinear systems. We propose two types of event-triggering algorithms to update the impulsive control signals with actuation delays. The first algorithm is based on continuous event detection,…

Optimization and Control · Mathematics 2022-12-16 Kexue Zhang , Elena Braverman

One of the most important problems of data processing in high energy and nuclear physics is the event reconstruction. Its main part is the track reconstruction procedure which consists in looking for all tracks that elementary particles…

Machine Learning · Computer Science 2019-10-02 Dmitriy Baranov , Sergey Mitsyn , Pavel Goncharov , Gennady Ososkov

The High-Luminosity LHC will put significant demands on trigger systems. To control trigger thresholds, the CMS Collaboration is designing a novel Level-1 track trigger. The Outer Tracker will use modules with pairs of sensor layers to read…

Instrumentation and Detectors · Physics 2021-11-04 Brent R. Yates

Exploring novel strategies for the regulation of axon growth, we introduce a periodic event-triggered control (PETC) to enhance the practical implementation of the associated PDE backstepping control law. Neurological injuries may impair…

Optimization and Control · Mathematics 2024-05-01 Cenk Demir , Mamadou Diagne , Miroslav Krstic