English
Related papers

Related papers: Multistage CSR microbunching gain development in t…

200 papers

Recent researches attempt to improve the detection performance by adopting the idea of cascade for single-stage detectors. In this paper, we analyze and discover that inconsistency is the major factor limiting the performance. The refined…

Computer Vision and Pattern Recognition · Computer Science 2019-07-17 Hongkai Zhang , Hong Chang , Bingpeng Ma , Shiguang Shan , Xilin Chen

An intriguing phenomenon displayed by granular flows and predicted by kinetic-theory-based models is the instability known as particle "clustering," which refers to the tendency of dissipative grains to form transient, loose regions of…

Statistical Mechanics · Physics 2012-04-17 Peter P. Mitrano , Vicente Garzó , Andrew M. Hilger , Christopher J. Ewasko , Christine M. Hrenya

Diffusion models have recently demonstrated strong performance for image restoration tasks, including super-resolution. However, their large model size and iterative sampling procedures make them computationally expensive for practical…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Sowmya Vajrala , Akshay Bankar , Manjunath Arveti , Shreyas Pandith , Sravanth Kodavanti , Subhajit Sanyal , Amit Unde , Srinivas Soumitri Miriyala

An efficient urban bus control system has the potential to significantly reduce travel delays and streamline the allocation of transportation resources, thereby offering enhanced and user-friendly transit services to passengers. However,…

Systems and Control · Electrical Eng. & Systems 2023-08-17 Qinghui Nie , Jishun Ou , Haiyang Zhang , Jiawei Lu , Shen Li , Haotian Shi

The classical continuum models used for the woven fabrics do not fully describe the whole set of phenomena that occur during the testing of those materials. This incompleteness is partially due to the absence of energy terms related to some…

Soft Condensed Matter · Physics 2016-04-18 Gabriele Barbagallo , Angela Madeo , Ismael Azehaf , Ivan Giorgio , Fabrice Morestin , Philippe Boisse

During the scheduled high luminosity upgrade of LHC, the world's largest particle physics accelerator at CERN, the position sensitive silicon detectors installed in the vertex and tracking part of the CMS experiment will face more intense…

Instrumentation and Detectors · Physics 2015-01-21 T. Peltola

Efficient transport algorithms are essential to the numerical resolution of incompressible fluid flow problems. Semi-Lagrangian methods are widely used in grid based methods to achieve this aim. The accuracy of the interpolation strategy…

Computational Physics · Physics 2016-06-21 Alexandre Cameron , Raphaël Raynaud , Emmanuel Dormy

We study modulational instability in a fiber system resembling a dispersion-managed link where the sign of the group-velocity dispersion varies randomly according to a telegraph process. We find that the instability gain of stochastic…

Optics · Physics 2023-11-13 Andrea Armaroli , Matteo Conforti

We investigate how cosmic ray (CR) transport in molecular clouds and their substructures can be probed using multi-wavelength observations. The detailed microphysics regulating the penetration and coupling of CRs in dense molecular…

High Energy Astrophysical Phenomena · Physics 2026-05-19 Hayden P. H. Ng , Ellis R. Owen , Naomi Tsuji , Szu-Ting Chen

Magnetic field amplification is an integral part of the process of particle acceleration at non-relativistic shocks. It is necessary to reach the maximum energies required by observations, especially in supernova remnants, thought to be…

High Energy Astrophysical Phenomena · Physics 2026-05-29 Antonio Capanema , Pasquale Blasi , Emanuele Sobacchi

To understand and control the dynamics in the longitudinal phase space, time-resolved measurements of different bunch parameters are required. For a reconstruction of this phase space, the detector systems have to be synchronized. This…

A simultaneously transmitting and reflecting surface (STARS) enabled integrated sensing and communications (ISAC) framework is proposed, where a novel bi-directional sensing-STARS architecture is devised to facilitate the full-space…

Information Theory · Computer Science 2023-01-10 Zheng Zhang , Yuanwei Liu , Zhaolin Wang , Jian Chen

For the future intensity increase of the fixed-target beams in the CERN accelerator complex, a barrier-bucket scheme has been developed to reduce the beam loss during the 5-turn extraction from the PS towards the SPS, the so-called…

Accelerator Physics · Physics 2022-10-28 M. Vadai , H. Damerau , M. Giovannozzi , A. Huschauer , A. Lasheen

Distribution system integrated community microgrids (CMGs) can partake in restoring loads during extended duration outages. At such times, the CMG is challenged with limited resource availability, absence of robust grid support, and…

Systems and Control · Electrical Eng. & Systems 2022-02-11 Ashwin Shirsat , Valliappan Muthukaruppan , Rongxing Hu , Victor Paduani , Bei Xu , Lidong Song , Yiyan Li , Ning Lu , Mesut Baran , David Lubkeman , Wenyuan Tang

Here we will derive the general theory of the beam-breakup instability in recirculating linear accelerators, in which the bunches do not have to be at the same RF phase during each recirculation turn. This is important for the description…

Accelerator Physics · Physics 2009-11-10 Georg H. Hoffstaetter , Ivan V. Bazarov

In this paper, we proposed a new technique, {\em variance controlled stochastic gradient} (VCSG), to improve the performance of the stochastic variance reduced gradient (SVRG) algorithm. To avoid over-reducing the variance of gradient by…

Machine Learning · Computer Science 2021-02-22 Jia Bi , Steve R. Gunn

The electromagnetic wakefields excited by the bunches of charged particles in the particle accelerators may cause instability in the longitudinal and transverse motion of these bunches leading to the beam loss. These multibunch effects need…

Accelerator Physics · Physics 2021-04-19 Muhammad Shumail

We present a novel method for mixed-integer optimization problems with multivariate and Lipschitz continuous nonlinearities. In particular, we do not assume that the nonlinear constraints are explicitly given but that we can only evaluate…

Optimization and Control · Mathematics 2023-03-22 Julia Grübel , Richard Krug , Martin Schmidt , Winnifried Wollner

As modern power systems continue to evolve into multi-agent, converter-dominated systems that demand reliable, stable, and optimal control architectures within an expandable framework, this paper investigates scalable stability guarantees…

Systems and Control · Electrical Eng. & Systems 2026-02-24 Cornelia Skaga , Mahdieh S. Sadabadi , Gilbert Bergna-Diaz

This paper presents a two-stage trajectory planning framework for a multi-UAV rigid-payload cascaded transportation system, aiming to address planning challenges in densely cluttered environments. In Stage I, an Enhanced Tube-RRT* algorithm…

Robotics · Computer Science 2026-04-17 Jianqiao Yu , Jia Li , Tianhua Gao
‹ Prev 1 8 9 10 Next ›