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Related papers: Event Shape Sorting: selecting events with similar…

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We introduce a modified model of random walk, and then develop two novel clustering algorithms based on it. In the algorithms, each data point in a dataset is considered as a particle which can move at random in space according to the…

Machine Learning · Computer Science 2008-10-31 Qiang Li , Yan He , Jing-ping Jiang

A growing class of applications demands \emph{fair ordering} of events, which ensures that events generated earlier are processed before later events. However, achieving such sequencing is challenging due to the inherent errors in clock…

Networking and Internet Architecture · Computer Science 2025-11-04 Muhammad Haseeb , Jinkun Geng , Radhika Mittal , Aurojit Panda , Srinivas Narayana , Anirudh Sivaraman

The selection of $\eta$ mesons with a high efficiency and a high purity can be important in the formation of statistically significant invariant mass spectra in the reconstruction of short-lived particles such as $\eta' \rightarrow \pi^{+}…

High Energy Physics - Phenomenology · Physics 2018-05-23 A. Bingül , U. Şaşmaz , A. J. Beddall

Event structures are fundamental models in concurrency theory, providing a representation of events in computation and of their relations, notably concurrency, conflict and causality. In this paper we present a theory of minimisation for…

Logic in Computer Science · Computer Science 2019-07-17 Paolo Baldan , Alessandra Raffaetà

We present event-by-event simulations for central asymmetric p+Ar collisions at $\sqrt{s_\mathrm{NN}} = 68$ GeV to investigate the formation and evolution of vortex-ring structures from the early-stage longitudinal flow velocity profile.…

Event shapes have long been used to extract information about hadronic final states and the properties of QCD, such as particle spin and the running coupling. Recently, a family of event shapes, the angularities, has been introduced that…

High Energy Physics - Phenomenology · Physics 2009-11-11 Carola F. Berger

We present predictions for soft-drop event shapes of hadronic final states in electron-positron annihilation at next-to-next-to-leading order accuracy in perturbation theory obtained using the CoLoRFulNNLO subtraction method. We study the…

High Energy Physics - Phenomenology · Physics 2018-10-17 Adam Kardos , Gábor Somogyi , Zoltán Trócsányi

Address Event Representation is a thriving technology that could change digital image processing paradigm. This paper proposes a methodology to characterize the shape of objects using the streaming of asynchronous events. A new descriptor…

Computer Vision and Pattern Recognition · Computer Science 2018-02-12 Pablo Negri

Data from \epem annihilation into hadrons, collected by the \Jade experiment at centre-of-mass energies between 14 GeV and 44 GeV, are used to study moments of event shape distributions. Models with hadronisation parameters tuned to the LEP…

High Energy Physics - Experiment · Physics 2019-08-13 Christoph Pahl , Siegfried Bethke , Stefan Kluth , Jochen Schieck

A very simple event frequency approximation algorithm that is sensitive to event timeliness is suggested. The algorithm iteratively updates categorical click-distribution, producing (path of) a random walk on a standard $n$-dimensional…

Numerical Analysis · Mathematics 2019-05-29 Alexander Kushkuley

Event prediction is the ability of anticipating future events, i.e., future real-world occurrences, and aims to support the user in deciding on actions that change future events towards a desired state. An event prediction method learns the…

Artificial Intelligence · Computer Science 2025-07-10 Janik-Vasily Benzin , Stefanie Rinderle-Ma

To minimize data movement, state-of-the-art parallel sorting algorithms use techniques based on sampling and histogramming to partition keys prior to redistribution. Sampling enables partitioning to be done using a representative subset of…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-04-30 Vipul Harsh , Laxmikant Kale , Edgar Solomonik

Using variational autoencoders trained on known physics processes, we develop a one-sided threshold test to isolate previously unseen processes as outlier events. Since the autoencoder training does not depend on any specific new physics…

High Energy Physics - Experiment · Physics 2019-06-14 Olmo Cerri , Thong Q. Nguyen , Maurizio Pierini , Maria Spiropulu , Jean-Roch Vlimant

Vehicular sensor data consists of multiple time-series arising from a number of sensors. Using such multi-sensor data we would like to detect occurrences of specific events that vehicles encounter, e.g., corresponding to particular…

Machine Learning · Computer Science 2014-08-19 Ehtesham Hassan , Gautam Shroff , Puneet Agarwal

In this note a study of hadronic event shapes in QCD events at the Large Hadron Collider (LHC) is presented. Calorimetric jet momenta, determined by various jet clustering algorithms, are used as input for calculating various event-shape…

High Energy Physics - Phenomenology · Physics 2008-10-20 G. Dissertori , F. Moortgat , M. A. Weber

Recently developed survival analysis methods improve upon existing approaches by predicting the probability of event occurrence in each of a number pre-specified (discrete) time intervals. By avoiding placing strong parametric assumptions…

Machine Learning · Statistics 2023-10-25 Jimmy Hickey , Ricardo Henao , Daniel Wojdyla , Michael Pencina , Matthew M. Engelhard

We investigate the effect of event-by-event fluctuations of the fireball created in high energy nuclear collisions on hard probe observables. We show that spatial inhomogeneities lead to changes in the nuclear suppression factor of high…

Nuclear Theory · Physics 2015-05-20 Rainer J. Fries , Ricardo Rodriguez

A measurement of novel event shapes quantifying the isotropy of collider events is performed in 140 fb$^{-1}$ of proton-proton collisions with $\sqrt s=13$ TeV centre-of-mass energy recorded with the ATLAS detector at CERN's Large Hadron…

High Energy Physics - Experiment · Physics 2023-10-12 ATLAS Collaboration

The method of smoothed particle hydrodynamics (SPH) is applied for ultra-relativistic heavy-ion collisions. The SPH method has several advantages in studying event-by-event fluctuations, which attract much attention in looking for quark…

Nuclear Theory · Physics 2017-08-23 T. Osada , C. E. Aguiar , Y. Hama , T. Kodama

We present a general method of associating next-to-leading order weights to leading order phase space configurations at hadron colliders. The method relies on a re-organization of phase space for the real radiation contributions, defining a…

High Energy Physics - Phenomenology · Physics 2013-11-25 John M. Campbell , Walter T. Giele , Ciaran Williams