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Related papers: Nested Head-Tail Vlasov Solver

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Which gain and phase have to be set for a bunch-by-bunch transverse damper, and at which chromaticity it is better to stay? These questions are considered for three models: the two-particle model with possible quadrupole wake, the author's…

Accelerator Physics · Physics 2016-08-24 Alexey Burov

Transverse mode-coupling instability (TMCI) with a high-frequency resonator wake is examined by the Nested Head-Tail Vlasov solver (NHT), where a Gaussian bunch in a parabolic potential (GP model) is represented by concentric rings in the…

Accelerator Physics · Physics 2018-07-05 Alexey Burov , Timofey Zolkin

Nonlinear solitary solutions to the Vlasov-Poisson set of equations are studied in order to investigate their stability by employing a fully-kinetic simulation approach. The study is carried out in the ion-acoustic regime for a…

Pattern Formation and Solitons · Physics 2019-02-21 S. M. Hosseini Jenab , G. Brodin

Transformer has been applied in the field of computer vision due to its excellent performance in natural language processing, surpassing traditional convolutional neural networks and achieving new state-of-the-art. ViT divides an image into…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Yuang Liu , Zhiheng Qiu , Xiaokai Qin

A pulsed electron lens produces a betatron tune shift along a hadron bunch as a function of the longitudinal coordinates, which is a longitudinal detuning. An example of transverse detuning are the tune shifts due to octupole magnets. This…

Accelerator Physics · Physics 2022-09-14 Vadim Gubaidulin , Vladimir Kornilov , Oliver Boine-Frankenheim , Elias Métral

Nanobundle network transistors (NBTs) have emerged as a viable, higher performance alternative to poly-silicon and organic transistors with possible applications in macroelectronic displays, chemical/biological sensors, and photovoltaics. A…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 N. Pimparkar , J. Guo , M. A. Alam

We discuss efficient solutions to systems of shifted linear systems arising in computations for oscillatory hydraulic tomography (OHT). The reconstruction of hydrogeological parameters such as hydraulic conductivity and specific storage…

Numerical Analysis · Mathematics 2014-02-18 Arvind K. Saibaba , Tania Bakhos , Peter K. Kitanidis

Tail-sitter vertical takeoff and landing (VTOL) unmanned aerial vehicles (UAVs) have the capability of hovering and performing efficient level flight with compact mechanical structures. We present a unified controller design for such UAVs,…

Robotics · Computer Science 2021-04-07 Jinni Zhou , Hao Xu , Zexiang Li , Shaojie Shen , Fu Zhang

This paper presents Nana-HDR, a new non-attentive non-autoregressive model with hybrid Transformer-based Dense-fuse encoder and RNN-based decoder for TTS. It mainly consists of three parts: Firstly, a novel Dense-fuse encoder with dense…

Computation and Language · Computer Science 2021-09-29 Shilun Lin , Wenchao Su , Li Meng , Fenglong Xie , Xinhui Li , Li Lu

Hierarchical structures are popular in recent vision transformers, however, they require sophisticated designs and massive datasets to work well. In this paper, we explore the idea of nesting basic local transformers on non-overlapping…

Computer Vision and Pattern Recognition · Computer Science 2022-01-03 Zizhao Zhang , Han Zhang , Long Zhao , Ting Chen , Sercan O. Arik , Tomas Pfister

The form factor equations are solved for an SU(N) invariant S-matrix under the assumption that the anti-particle is identified with the bound state of N-1 particles. The solution is obtained explicitly in terms of the nested off-shell Bethe…

High Energy Physics - Theory · Physics 2008-11-26 Hratchia M. Babujian , Angela Foerster , Michael Karowski

This paper presents 10-point and 12-point versions of the recently introduced number theoretic Hilbert (NHT) transforms. Such transforms have applications in signal processing and scrambling. Polymorphic solutions with respect to different…

Cryptography and Security · Computer Science 2013-10-14 Vamsi Sashank Kotagiri

The quadratic computational complexity of softmax transformers has become a bottleneck in long-context scenarios. In contrast, linear attention model families provide a promising direction towards a more efficient sequential model. These…

Computation and Language · Computer Science 2026-02-04 Difan Deng , Andreas Bentzen Winje , Lukas Fehring , Marius Lindauer

Head pose estimation (HPE) plays a critical role in various computer vision applications such as human-computer interaction and facial recognition. In this paper, we propose a novel deep learning approach for head pose estimation with…

Computer Vision and Pattern Recognition · Computer Science 2025-07-25 Mahdi Ghafourian , Federico M. Sukno

A system of O(N)-matrix difference equations is solved by means of the off-shell version of the nested algebraic Bethe ansatz. In the nesting process a new object, the $\Pi$-matrix, is introduced to overcome the complexities of the O(N)…

Mathematical Physics · Physics 2012-04-17 H. Babujian , A. Foerster , M. Karowski

We construct virtual fundamental classes on nested Hilbert schemes of points and curves in complex nonsingular projective surfaces. These classes recover the virtual classes of Seiberg-Witten theory as well as the (reduced) stable theory,…

Algebraic Geometry · Mathematics 2020-04-20 Amin Gholampour , Artan Sheshmani , Shing-Tung Yau

Deep supervised hashing is essential for efficient storage and search in large-scale image retrieval. Traditional deep supervised hashing models generate single-length hash codes, but this creates a trade-off between efficiency and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-02 Liyang He , Yuren Zhang , Rui Li , Zhenya Huang , Runze Wu , Enhong Chen

We propose a Nested BDDC for a class of saddle-point problems. The method solves for both flux and pressure variables. The fluxes are resolved in three-steps: the coarse solve is followed by subdomain solves, and last we look for a…

Numerical Analysis · Mathematics 2014-07-17 Bedřich Sousedík

A system of SU(N)-matrix difference equations is solved by means of a nested version of a generalized Bethe Ansatz, also called "off shell" Bethe Ansatz. The highest weight property of the solutions is proved. (Part I of a series of…

High Energy Physics - Theory · Physics 2007-05-23 H. Babujian , M. Karowski , A. Zapletal

The nested off-diagonal Bethe ansatz method is proposed to diagonalize multi-component integrable models with generic integrable boundaries. As an example, the exact solutions of the su(n)-invariant spin chain model with both periodic and…

High Energy Physics - Theory · Physics 2015-06-18 Junpeng Cao , Wen-Li Yang , Kangjie Shi , Yupeng Wang
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