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Accuracy segmentation of brain structures could be helpful for glioma and radiotherapy planning. However, due to the visual and anatomical differences between different modalities, the accurate segmentation of brain structures becomes…

Image and Video Processing · Electrical Eng. & Systems 2021-01-05 Munan Ning , Cheng Bian , Chenglang Yuan , Kai Ma , Yefeng Zheng

We consider six dimensional brane world models with a compact and a warped extra dimension with five dimensional branes. We find that such scenarios have many interesting features arising from both ADD and Randall-Sundrum -models. In…

High Energy Physics - Theory · Physics 2009-11-07 T. Multamaki , I. Vilja

By combining the Grassmann algebra with multi-scale entanglement renormalization ansatz (MERA), we introduce a new unbiased and effective numerical method for simulating 2D strongly correlated electronic systems. The new GMERA method…

Strongly Correlated Electrons · Physics 2015-06-12 Jie Lou , Yan Chen

In this paper we study analytical solutions for fermion localization in Randall-Sundrum (RS) models. We show that there exist special couplings between scalar fields and fermions giving us discrete massive localizable modes. Besides this we…

High Energy Physics - Theory · Physics 2017-02-15 R. R. Landim , M. O. Tahim , G. Alencar , R. N. Costa Filho

We consider a toy model with flat thin branes embedded in a 5-dimensional Weyl integrable manifold, where the geometric Weyl scalar provides the material that constitute the brane configurations. The brane configuration is similar to the…

High Energy Physics - Theory · Physics 2014-09-23 Ke Yang , Yuan Zhong , Shao-Wen Wei , Yu-Xiao Liu

In this work, we study the gravitational quasinormal modes and the gravitational echoes of a double braneworld. The double braneworld is a kind of split thick brane, which is crucial for addressing the hierarchy problem in the thick brane…

General Relativity and Quantum Cosmology · Physics 2025-12-16 Qin Tan , Sheng Long , Weike Deng , Jiliang Jing

Braneworld scenarios consider our observable universe as a brane embedded in a five-dimensional bulk. In this work, we consider thick braneworld systems in the recently proposed dynamically equivalent scalar-tensor representation of…

General Relativity and Quantum Cosmology · Physics 2021-11-11 João Luís Rosa , Matheus A. Marques , Dionisio Bazeia , Francisco S. N. Lobo

Exploring the dynamical response of mechanical metamaterials has gathered increasing attention in the last decades, enabling the design of microstructures exotically interacting with elastic waves (focusing, channeling, band-gaps, negative…

Classical Physics · Physics 2022-10-27 Leonardo A. Perez Ramirez , Gianluca Rizzi , Angela Madeo

We study a scalar-tensor bimetric cosmology in the Randall-Sundrum model with one positive tension brane, where the biscalar field is assumed to be confined on the brane. The effective Friedmann equations on the brane are obtained and…

High Energy Physics - Theory · Physics 2009-11-07 Donam Youm

The Randall-Sundrum scenario with non-factorizable geometry and fifth dimension y being an orbifold, is studied. It has two branes located at fixed points of the orbifold. The four-dimensional metric is multiplied by a warp factor…

High Energy Physics - Theory · Physics 2014-05-30 A. V. Kisselev

In Randall-Sundrum two D-brane system we derive the gravitational theory on the branes. It is turned out from the consistency that one D-brane has the negative tension brane under Randall-Sundrum tuning and both gauge fields on the brane…

High Energy Physics - Theory · Physics 2009-11-10 Tetsuya Shiromizu , Yoshiaki Himemoto , Keitaro Takahashi

In this paper we study fermion localization and resonances on a special type of braneworld model supporting brane splitting. In such models one can construct multi-wall branes which cause considerable simplification in field equations. We…

High Energy Physics - Theory · Physics 2016-10-05 A. Farokhtabar , A. Tofighi

We analyze six-dimensional supergravity theories coming from intersecting brane models on the toroidal orbifold T^4/Z_2. We use recently developed tools for mapping general 6D supergravity theories to F-theory to identify F-theory…

High Energy Physics - Theory · Physics 2015-06-05 Satoshi Nagaoka

We consider static, axisymmetric, thick brane solutions on higher dimensional, spherically symmetric black hole backgrounds. It was found recently [1], that in cases when the thick brane has more than 2 spacelike dimensions, perturbative…

General Relativity and Quantum Cosmology · Physics 2014-11-21 Viktor G. Czinner

Multi-modal MRIs are widely used in neuroimaging applications since different MR sequences provide complementary information about brain structures. Recent works have suggested that multi-modal deep learning analysis can benefit from…

Computer Vision and Pattern Recognition · Computer Science 2021-06-14 Jiahong Ouyang , Ehsan Adeli , Kilian M. Pohl , Qingyu Zhao , Greg Zaharchuk

It is shown that the introduction of a suitable function in the higher-dimensional gauge field action may be used in order to achieve gauge bosons localization on a thick brane. The model is constructed upon analogies to the effective…

High Energy Physics - Theory · Physics 2015-05-30 A. E. R. Chumbes , J. M. Hoff da Silva , M. B. Hott

In this paper, we study the thick brane system in the so-called $f(Q)$ gravity, where the gravitational interaction was encoded by the nonmetricity $Q$ like scalar curvature $R$ in general relativity. With a special choice of $f(Q)=Q-b…

General Relativity and Quantum Cosmology · Physics 2021-10-27 Qi-Ming Fu , Li Zhao , Qun-Ying Xie

We propose a class of models in which extended objects are introduced in Chern-Simons supergravity in such a way that those objects appear on the same footing as the target space. This is motivated by the idea that branes are already first…

High Energy Physics - Theory · Physics 2009-10-31 Pablo Mora , Hitoshi Nishino

We investigate new models for scalar fields in flat and curved spacetime. We note that the global reflection symmetry of the potential that identify the scalar field model does not exclude the presence of internal asymmetries that give rise…

High Energy Physics - Theory · Physics 2017-08-23 R. Menezes , D. C. Moreira

Artificial Intelligence (AI) systems based solely on neural networks or symbolic computation present a representational complexity challenge. While minimal representations can produce behavioral outputs like locomotion or simple…

Neurons and Cognition · Quantitative Biology 2022-10-19 Bradly Alicea , Jesse Parent