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Intraoperative tracking of surgical instruments is an inevitable task of computer-assisted surgery. An optical tracking system often fails to precisely reconstruct the dynamic location and pose of a surgical tool due to the acquisition…

Robotics · Computer Science 2020-12-23 Md Ashikuzzaman , Noushin Jafarpisheh , Sunil Rottoo , Pierre Brisson , Hassan Rivaz

In Run 3 of the LHC the LHCb experiment faces very high data rates containing beauty and charm hadron decays. Thus the task of the trigger is not to select any beauty and charm events, but to select those containing decays interesting for…

Instrumentation and Detectors · Physics 2023-07-12 Paul Andre Günther

The strategies for and the performance of the CMS silicon tracking system alignment during the 2015-2018 data-taking period of the LHC are described. The alignment procedures during and after data taking are explained. Alignment scenarios…

Instrumentation and Detectors · Physics 2022-06-15 CMS Collaboration

The upgrade of the track classification and selection step of the CMS tracking to a Deep Neural Network is presented. The CMS tracking follows an iterative approach: tracks are reconstructed in multiple passes starting from the ones that…

High Energy Physics - Experiment · Physics 2023-11-10 CMS Collaboration

Particle track reconstruction is the most computationally intensive process in nuclear physics experiments. Traditional algorithms use a combinatorial approach that exhaustively tests track measurements ("hits") to identify those that form…

Computer Vision and Pattern Recognition · Computer Science 2022-04-29 Polykarpos Thomadakis , Angelos Angelopoulos , Gagik Gavalian , Nikos Chrisochoides

In high energy physics (HEP) experiments, the reconstruction of charged particle trajectories is one of the most fundamental yet computationally expensive parts of event processing. At future hadron colliders such as the High-Luminosity…

Instrumentation and Detectors · Physics 2020-07-03 Xiaocong Ai

Particle tracking is among the most sophisticated and complex part of the full event reconstruction chain. A number of reconstruction algorithms work in a sequence to build these trajectories from detector hits. These algorithms use many…

High Energy Physics - Experiment · Physics 2023-12-11 Rocky Bala Garg , Corentin Allaire , Andreas Salzburger , Hadrien Grasland , Lauren Tompkins , Elyssa Hofgard

At the High Luminosity Large Hadron Collider (HL-LHC), traditional track reconstruction techniques that are critical for analysis are expected to face challenges due to scaling with track density. Quantum annealing has shown promise in its…

Optimizing charged-particle track reconstruction algorithms is crucial for efficient event reconstruction in Large Hadron Collider (LHC) experiments due to their significant computational demands. Existing track reconstruction algorithms…

The reconstruction of charged particle trajectories is one of the most complex and CPU consuming parts of event processing in high energy experiments. At future hadron colliders such as the High-Luminosity Large Hadron Collider (HL-LHC) or…

Instrumentation and Detectors · Physics 2019-10-25 Xiaocong Ai

Multi-Camera Multi-Target (MCMT) tracking aims to locate and associate the same targets across multiple camera views. Existing methods typically adopt a two-stage framework, involving single-camera tracking followed by inter-camera…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Yihao Zhen , Mingyue Xu , Qiang Wang , Baojie Fan , Jiahua Dong , Tinghui Zhao , Huijie Fan

A reliable resume-job matching system helps a company find suitable candidates from a pool of resumes and helps a job seeker find relevant jobs from a list of job posts. While recent advances in embedding-based methods such as ConFit and…

Computation and Language · Computer Science 2026-05-12 Xiao Yu , Ruize Xu , Chengyuan Xue , Junyu Chen , Matthew So , Shijun Ma , Bo Liu , Xiangye Liang , Zhou Yu

MPI has been ubiquitously deployed in flagship HPC systems aiming to accelerate distributed scientific applications running on tens of hundreds of processes and compute nodes. Maintaining the correctness and integrity of MPI application…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-02-16 Luanzheng Guo , Giorgis Georgakoudis , Konstantinos Parasyris , Ignacio Laguna , Dong Li

Parameter estimation via unbinned maximum likelihood fits is a central technique in particle physics. This article introduces MoreFit, which aims to provide a more optimised, rapid and efficient fitting solution for unbinned maximum…

Data Analysis, Statistics and Probability · Physics 2026-02-05 Christoph Langenbruch

This paper deals with the Tobit Kalman filtering (TKF) process when the measurements are correlated and censored. The case of interval censoring, i.e., the case of measurements which belong to some interval with given censoring limits, is…

Signal Processing · Electrical Eng. & Systems 2019-11-15 Kostas Loumponias , Nicholas Vretos , George Tsaklidis , Petros Daras

High-Energy Physics experiments are facing a multi-fold data increase with every new iteration. This is certainly the case for the upcoming High-Luminosity LHC upgrade. Such increased data processing requirements forces revisions to almost…

Flash-algorithm track-reconstruction routines with speed factors 3000-4000 in excess those of traditional iterative routines are presented. The methods were successfully tested in the alignment of the Test Beam setup for the ATLAS Pixel…

High Energy Physics - Experiment · Physics 2016-08-31 M. Dima

Several factors can contribute to the difficulty of aligning the sensors of tracking detectors, including a large number of modules, multiple types of detector technologies, and non-linear strip patterns on the sensors. All three of these…

Instrumentation and Detectors · Physics 2024-04-04 S. J. Paul , A. Peck , M. Arratia , Y. Gotra , V. Ziegler , R. De Vita , F. Bossu , M. Defurne , H. Atac , C. Ayerbe Gayoso , L. Baashen , N. A. Baltzell , L. Barion , M. Bashkanov , M. Battaglieri , I. Bedlinskiy , B. Benkel , F. Benmokhtar , A. Bianconi , L. Biondo , A. S. Biselli , M. Bondi , S. Boiarinov , K. Th. Brinkmann , W. J. Briscoe , W. K. Brooks , D. Bulumulla , V. D. Burkert , R. Capobianco , D. S. Carman , J. C. Carvajal , P. Chatagnon , V. Chesnokov , T. Chetry , G. Ciullo , P. L. Cole , G. Costantini , A. D Angelo , N. Dashyan , A. Deur , S. Diehl , C. Djalali , R. Dupre , A. El Alaoui , L. El Fassi , L. Elouadrhiri , A. Filippi , K. Gates , G. Gavalian , Y. Ghandilyan , G. P. Gilfoyle , A. A. Golubenko , G. Gosta , R. W. Gothe , K. Griffioen , M. Guidal , H. Hakobyan , M. Hattawy , F. Hauenstein , T. B. Hayward , D. Heddle , A. Hobart , M. Holtrop , Y. Ilieva , D. G. Ireland , E. L. Isupov , H. S. Jo , R. Johnston , K. Joo , D. Keller , M. Khachatryan , A. Khanal , A. Kim , W. Kim , V. Klimenko , A. Kripko , L. Lanza , M. Leali , P. Lenisa , X. Li , I. J. D. MacGregor , D. Marchand , L. Marsicano , V. Mascagna , B. McKinnon , C. McLauchlin , S. Migliorati , T. Mineeva , M. Mirazita , V. Mokeev , C. Munoz Camacho , P. Nadel-Turonski , P. Naidoo , K. Neupane , D. Nguyen , S. Niccolai , M. Nicol , G. Niculescu , M. Osipenko , P. Pandey , M. Paolone , R. Paremuzyan , N. Pilleux , O. Pogorelko , M. Pokhrel , J. Poudel , J. W. Price , Y. Prok , T. Reed , M. Ripani , J. Ritman , F. Sabatie , S. Schadmand , A. Schmidt , E. V. Shirokov , U. Shrestha , P. Simmerling , M. Spreafico , D. Sokhan , N. Sparveris , I. I. Strakovsky , S. Strauch , J. A. Tan , R. Tyson , M. Ungaro , S. Vallarino , L. Venturelli , H. Voskanyan , E. Voutier , D. P. Watts , X. Wei , R. Wishart , M. H. Wood , N. Zachariou

It remains a huge challenge to design effective and efficient trackers under complex scenarios, including occlusions, illumination changes and pose variations. To cope with this problem, a promising solution is to integrate the temporal…

Computer Vision and Pattern Recognition · Computer Science 2018-11-26 Peng Zhang , Shujian Yu , Jiamiao Xu , Xinge You , Xiubao Jiang , Xiao-Yuan Jing , Dacheng Tao

We present a flexible and scalable approach to address the challenges of charged particle track reconstruction in real-time event filters (Level-1 triggers) in collider physics experiments. The method described here is based on a full-mesh…

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