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We address the problem of registering synchronized color (RGB) and multi-spectral (MS) images featuring very different resolution by solving stereo matching correspondences. Purposely, we introduce a novel RGB-MS dataset framing 13…

Computer Vision and Pattern Recognition · Computer Science 2022-06-15 Fabio Tosi , Pierluigi Zama Ramirez , Matteo Poggi , Samuele Salti , Stefano Mattoccia , Luigi Di Stefano

A geometrical approach in the non-symmetric connection framework is employed to examine the issue of higher order $\alpha'$ corrections to D=10 type IIB superstring backgrounds with a covariantly constant null Killing isometry and non-zero…

High Energy Physics - Theory · Physics 2016-08-24 Gautam Sengupta

As of today there exist consistent, gauge-invariant string field theories describing all string theories: bosonic open and closed strings, open superstrings, heterotic strings and type II strings. The construction of these theories require…

High Energy Physics - Theory · Physics 2024-06-21 Ashoke Sen , Barton Zwiebach

The quantization of circular strings in an anti-de Sitter background spacetime is performed, obtaining a discrete spectrum for the string mass. A comparison with a four-dimensional homogeneous and isotropic spacetime coupled to a conformal…

High Energy Physics - Theory · Physics 2009-10-30 Luis J. Garay , Pedro F. Gonzalez-Diaz , Guillermo A. Mena Marugan , Jose M. Raya

We revisit the existence, background independence and uniqueness of closed, open and open-closed bosonic- and topological string field theory, using the machinery of homotopy algebra. In a theory of classical open- and closed strings, the…

Quantum Algebra · Mathematics 2013-09-12 Korbinian Muenster , Ivo Sachs

We present new solutions of the string cosmological effective action in the presence of a homogeneous Maxwell field with pure magnetic component. Exact solutions are derived in the case of space-independent dilaton and vanishing torsion…

General Relativity and Quantum Cosmology · Physics 2009-10-31 Massimo Giovannini

We present a way of constructing string solutions around non-trivial gravitational backgrounds. The proposed solutions are constructed using $N = 4$ superconformal building blocks with $\hat c = 4$. We give two different and inequivalent…

High Energy Physics - Theory · Physics 2007-05-23 Costas Kounnas

We develop the notion of double holography in Type IIB string theory realizations of braneworld models. The Type IIB setups are based on the holographic duals of 4d BCFTs comprising 4d $\mathcal N=4$ SYM on a half space coupled to 3d…

High Energy Physics - Theory · Physics 2022-10-19 Andreas Karch , Haoyu Sun , Christoph F. Uhlemann

We analyze scattering of string modes at string junctions of type IIB string theory. In the infrared limit, certain orthogonal linear combinations of the fields on the different strings satisfy either Dirichlet or Neumann boundary…

High Energy Physics - Theory · Physics 2009-10-31 C. G. Callan , L. Thorlacius

The observation of a scalar resonance at the LHC, compatible with perturbative electroweak symmetry breaking, reinforces the Standard Model parameterisation of all subatomic data. The logarithmic evolution of the SM gauge and matter…

High Energy Physics - Theory · Physics 2014-04-22 Alon E. Faraggi

In this article we will overview several aspects of the string landscape, namely intersecting D-brane models and their statistics, possible model independent LHC signatures of intersecting brane models, flux compactification, moduli…

High Energy Physics - Theory · Physics 2009-11-13 Dieter Lust

Methods and properties regarding the linear perturbations are discussed for some spatially closed (vacuum) solutions of Einstein's equation. The main focus is on two kinds of spatially locally homogeneous solution; one is the Bianchi III…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Masayuki Tanimoto

A map between string junctions in the affine 7-brane backgrounds and vector bundles on del Pezzo surfaces is constructed using mirror symmetry. It is shown that the lattice of string junctions with support on an affine 7-brane configuration…

High Energy Physics - Theory · Physics 2014-11-18 Tamas Hauer , Amer Iqbal

In this letter we discuss the relation of four-dimensional, $N=2$ supersymmetric string backgrounds to integrable models. In particular we show that non-K\"ahlerian gravitational backgrounds with one $U(1)$ isometry plus non-trivial…

High Energy Physics - Theory · Physics 2016-08-14 Gabriel Lopes Cardoso , Dieter Lüst

In string field theory an infinitesimal background deformation is implemented as a canonical transformation whose hamiltonian function is defined by moduli spaces of punctured Riemann surfaces having one special puncture. We show that the…

High Energy Physics - Theory · Physics 2009-10-30 Barton Zwiebach

We introduce a very early universe model based on the thermodynamics of a gas of closed strings in a background which is non-perturbative in $\alpha'$. Upon considering the fully $\alpha'$-corrected equations extended to include certain…

High Energy Physics - Theory · Physics 2021-03-04 Heliudson Bernardo , Robert Brandenberger , Guilherme Franzmann

With the imminent data releases from next-generation spectroscopic surveys, hundreds of thousands of white dwarf spectra are expected to become available within the next few years, increasing the data volume by an order of magnitude. This…

Solar and Stellar Astrophysics · Physics 2025-03-18 Olivier Vincent , Pierre Bergeron , Patrick Dufour

Hyperspectral Imaging (HSI) provides detailed spectral information and has been utilised in many real-world applications. This work introduces an HSI dataset of building facades in a light industry environment with the aim of classifying…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Nariman Habili , Ernest Kwan , Weihao Li , Christfried Webers , Jeremy Oorloff , Mohammad Ali Armin , Lars Petersson

It is shown that the Type IIA superstring compactified on $K3$ has a smooth string soliton with the same zero mode structure as the heterotic string compactified on a four torus, thus providing new evidence for a conjectured exact duality…

High Energy Physics - Theory · Physics 2009-09-17 J. A. Harvey , A. Strominger

The recent discovery of non-perturbatively stable two-dimensional string backgrounds and their dual matrix models allows the study of complete scattering matrices in string theory. In this note we adapt work of Moore, Plesser, and Ramgoolam…

High Energy Physics - Theory · Physics 2010-02-03 Oliver DeWolfe , Radu Roiban , Marcus Spradlin , Anastasia Volovich , Johannes Walcher