text stringlengths 1 2.25M |
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---
abstract: 'We present here a comprehensive investigation of the magnetic ordering in Ni$_{50}$Mn$_{35}$In$_{15}$ composition. A concomitant first order martensitic transition and the magnetic ordering occurring in this off-stoichiometric Heusler compound at room temperature signifies the multifunctional character o... |
---
abstract: 'In this paper, a preliminary correspondence between the thermodynamic curvature and the isoperimetric theorem is established from a $4$-dimensional ultraspinning black hole. We find that the thermodynamic curvature of ultraspinning black hole is negative which means the ultraspinning black hole is likely... |
---
abstract: 'Many important multi-component crystalline solids undergo mechanochemical spinodal decomposition: a phase transformation in which the compositional redistribution is coupled with structural changes of the crystal, resulting in dynamic and intricate microstructures. The ability to rapidly compute the macr... |
---
abstract: |
We construct various functorial maps (projections) from virtual knots to classical knots. These maps are defined on diagrams of virtual knots; in terms of Gauss diagram each of them can be represented as a deletion of some chords. The construction relies upon the notion of parity. As corollaries, we... |
---
abstract: 'A simple exact analytical solution of the relativistic Duffin-Kemmer-Petiau equation within the framework of the asymptotic iteration method is presented. Exact bound state energy eigenvalues and corresponding eigenfunctions are determined for the relativistic harmonic oscillator as well as the Coulomb p... |
---
abstract: 'We show that almost all $n$-bit Boolean functions have bounded-error quantum query complexity at least $n/2$, up to lower-order terms. This improves over an earlier $n/4$ lower bound of Ambainis [@ambainis:aa], and shows that van Dam’s oracle interrogation [@dam:oracle] is essentially optimal for almost ... |
---
author:
- |
Josh Benaloh, Microsoft Research\
Douglas Jones, Department of Computer Science, University of Iowa\
Eric L. Lazarus, DecisionSmith\
Mark Lindeman\
Philip B. Stark, Department of Statistics, University of California, Berkeley
bibliography:
- '../../Bib/pbsBib.bib'
date: 26 June 2011
... |
---
author:
- Masayo Fujimura and Masahiko Taniguchi
date: preprint
title: Stratification and coordinate systems for the moduli space of rational functions
---
Introduction
============
Let ${\rm Rat}_d$ be the set of all rational functions of degree $d>1$, and ${\rm M}_d$ the set of all Möbius conjugacy classes of e... |
---
abstract: 'We study asymptotic behaviors near the boundary of complete metrics of constant curvature in planar singular domains and establish an optimal estimate of these metrics by the corresponding metrics in tangent cones near isolated singular points on boundary. The conformal structure plays an essential role.... |
---
abstract: 'A critical issue in evolutionary robotics is the transfer of controllers learned in simulation to reality. This is especially the case for small Unmanned Aerial Vehicles (UAVs), as the platforms are highly dynamic and susceptible to breakage. Previous approaches often require simulation models with a hig... |
---
author:
- |
[Giuseppe Petracca$^{\star}$]{}\
gxp18@cse.psu.edu
- |
[Ahmad Atamli$^{\ast}$]{}\
atamli@cs.ox.ac.uk
- |
[Yuqiong Sun$^{\star}$]{}\
yus138@cse.psu.edu
- |
[Jens Grossklags$^{\star}$]{}\
jensg@ist.psu.edu
- |
[Trent Jaeger$^{\star}$]{}\
tjaeger@cse.psu.edu\
$^{... |
---
abstract: 'We report on the computation of invariants, covariants, and contravariants of cubic surfaces. All algorithms are implemented in the computer algebra system [magma]{}.'
address:
- |
Andreas-Stephan Elsenhans\
Institut für Mathematik\
Universität Würzburg
- |
Jörg Jahnel\
Department Mat... |
---
author:
- 'David Meidinger, Dhritiman Nandan, Brenda Penante, Congkao Wen'
bibliography:
- 'refs.bib'
title: |
A note on NMHV form factors from the\
Graßmannian and the twistor string
---
`HU-MATH-2017-05`\
`HU-EP-17/16`\
`CERN-TH-2017-139`\
`Edinburgh 2017/14`
**Abstract**\
In this note we investigate Gr... |
---
abstract: 'We propose a method to grow high-quality twisted bilayer graphene epitaxially on SiC using borazine as a surfactant. With this method, closed layers with a constant orientation with respect to the substrate can be grown over mm-size samples. Using high-resolution electron diffraction, we find a twist ang... |
---
abstract: 'We study information theoretic methods for ranking biomarkers. In clinical trials there are two, closely related, types of biomarkers: predictive and prognostic, and disentangling them is a key challenge. Our first step is to phrase biomarker ranking in terms of optimizing an information theoretic quanti... |
---
abstract: 'We present an alternative scheme of finding apparent horizons based on spectral methods applied to Robinson-Trautman spacetimes. We have considered distinct initial data such as representing the spheroids of matter and the head-on collision of two non-rotating black holes. The evolution of the apparent h... |
---
abstract: 'Comparison is made of the electronic structure of the little-studied layered transition metal oxide LiNbO$_2$ with that of Na$_x$CoO$_2$, which has attracted tremendous interest since superconductivity was discovered in its hydrate. Although the active transition metal $d$ states are quite different due ... |
---
author:
- '0ndřej Chvála *for the NA49 Collaboration* [^1]'
date: 'Received: date / Revised version: date'
title: On the Importance of Isospin Effects for the Interpretation of Nuclear Collisions
---
Introduction {#intro}
============
The study of heavy ion collisions made at the SPS and the RHIC attracts wide in... |
---
abstract: 'Strategy changes are an essential part of evolutionary games. Here we introduce a simple rule that, depending on the value of a single parameter $w$, influences the selection of players that are considered as potential sources of the new strategy. For positive $w$ players with high payoffs will be consid... |
---
abstract: 'Data stream learning has been largely studied for extracting knowledge structures from continuous and rapid data records. In the semantic Web, data is interpreted in ontologies and its ordered sequence is represented as an ontology stream. Our work exploits the semantics of such streams to tackle the pro... |
---
abstract: |
Two seemingly unrelated problems are intimately connected.
The first is the equsingularity problem in ${\mathbb{R}}^2$: For an analytic family $f_t:({\mathbb{R}}^2,0){\rightarrow}({\mathbb{R}},0)$, when should it be called an “equisingular deformation"? This amounts to finding a suitable trivia... |
---
abstract: 'We analysed the identified hadron multiplicity predictions of the modified thermodynamical model of the multiparticle production processes with non-extensive statistic. The replacement of the standard Boltzmann exponential factor by the eventually much slower falling Tsallis one is suggested by the analy... |
---
abstract: 'We consider the clustering of Lennard-Jones particles by using an energetic connectivity criterion proposed long ago by T.L. Hill \[J. Chem. Phys. **32**, 617 (1955)\] for the bond between pairs of particles. The criterion establishes that two particles are bonded (directly connected) if their relative k... |
---
author:
- Stefano Gualandi and Giuseppe Toscani
title: 'Human Behavior And Lognormal Distribution. A Kinetic Description'
---
Introduction
============
The study of random variations that occur in the data from many scientific disciplines often show more or less skewed probability distributions. Skewed distributi... |
---
abstract: 'A collector wishes to collect $m$ complete sets of $N$ distinct coupons. The draws from the population are considered to be independent and identical distributed with replacement, and the probability that a type-$j$ coupon is drawn is noted as $p_{j}$. Let $T_{m}(N)$ the number of trials needed for this ... |
---
abstract: 'We present the first contemporaneous 43GHz and 86GHz VLBI images of the v=1 J=2$\rightarrow$1 and J=1$\rightarrow$0 SiO masers in the Orion-KL nebula. Both maser species exhibit the same general morphology of earlier J=1$\rightarrow$0 maser images which appear to trace the edges of a bi-polar conical out... |
---
author:
- 'Rohan R. Poojary$^{1,2}$'
bibliography:
- 'bulk\_syk\_soft\_modes.bib'
title: 'BTZ dynamics and chaos. '
---
Introduction
============
A very intriguing phenomena of strongly coupled thermal systems is chaos. In a classical sense, phase space trajectories which differ in their initial values by a small... |
---
bibliography:
- 'main.bib'
---
**6G White Paper on Machine Learning in Wireless Communication Networks**
Samad Ali[^1], Walid Saad[^2], Nandana Rajatheva, Kapseok Chang[^3], Daniel Steinbach[^4], Benjamin Sliwa[^5], Christian Wietfeld, Kai Mei, Hamid Shiri, Hans-Jürgen Zepernick[^6], Thi My Chinh Chu, Ijaz Ahmad[... |
---
abstract: 'DDoS attacks are increasingly used by ‘hackers’ and ‘hacktivists’ for various purposes. A number of on-line tools are available to launch an attack of significant intensity. These attacks lead to a variety of losses at the victim’s end. We analyse the impact of Distributed Denial-of-Service (DDoS) attack... |
---
author:
- |
[^1]\
Baruch College, The City University of New York, 17 Lexington Avenue, New York, NY 10010, U.S.A. ,\
\
The Graduate School and University Center, The City University of New York, 365 Fifth Avenue, New York, NY 10016, U.S.A. and\
\
Scuola Internazionale Superiore di Studi Ava... |
---
author:
- 'Maciej Trzetrzelewski [^1] [^2]'
title: 'Relativistic Black-Scholes model'
---
Introduction
============
Among many unrealistic assumptions made in the Black-Scholes model [@BS], one is particularly problematic - constant volatility $\sigma$. When the current market data are used against the Black-Scho... |
---
abstract: 'We explore the fundamental limits to which reionization histories can be constrained using only large-scale cosmic microwave background (CMB) anisotropy measurements. The redshift distribution of the fractional ionization $x_e(z)$ affects the angular distribution of CMB polarization. We project constrain... |
---
abstract: 'Besides Standard Model measurements and other Beyond Standard Model studies, the ATLAS and CMS experiments at the LHC will search for Supersymmetry, one of the most attractive explanation for dark matter. The SUSY discovery potential with early data is presented here together with some first results obta... |
---
address: 'School of Mathematics, Georgia Institute of Technology, Atlanta, GA 30332'
bibliography:
- 'database.bib'
---
Introduction {#introduction .unnumbered}
============
These are the notes from a course of five lectures at the 2009 Park City Math Institute. The focus is on [*elliptic curves*]{} over functio... |
---
abstract: 'We consider the approximation of elliptic eigenvalue problem with an immersed interface. The main aim of this paper is to prove the stability and convergence of an immersed finite element method (IFEM) for eigenvalues using Crouzeix-Raviart $P_1$-nonconforming approximation. We show that spectral analysi... |
---
abstract: 'Recently, several authors have advocated the use of rule learning algorithms to model multi-label data, as rules are interpretable and can be comprehended, analyzed, or qualitatively evaluated by domain experts. Many rule learning algorithms employ a heuristic-guided search for rules that model regularit... |
---
abstract: 'We address the problem of optimal experimental design (OED) for Bayesian nonlinear inverse problems governed by partial differential equations (PDEs). The inverse problem seeks to infer an infinite-dimensional parameter from experimental data observed at a set of sensor locations and from the governing P... |
---
abstract: 'In this paper, we propose a recurrent neural network (RNN) with residual attention (RRA) to learn long-range dependencies from sequential data. We propose to add residual connections across timesteps to RNN, which explicitly enhances the interaction between current state and hidden states that are severa... |
---
abstract: 'The reductions of the Heun equation to the hypergeometric equation by polynomial transformations of its independent variable are enumerated and classified. Heun-to-hypergeometric reductions are similar to classical hypergeometric identities, but the conditions for the existence of a reduction involve fea... |
---
abstract: 'In a random laser (RL), a system possessing in itself both resonator and amplifying medium while lacking of a macroscopic cavity, the feedback is provided by the scattering, which forces light to travel across very long random paths. Here we demonstrate that RL properties may be tuned by the topology of ... |
---
author:
- 'R. Hind'
- 'J. von Bergmann'
title: |
Existence and Stability of Foliations\
by $J$–Holomorphic Spheres
---
Introduction
============
The theory of pseudoholomorphic curves was introduced in Gromov’s seminal paper [@gromov]. There is a Fredholm theory showing that, for generic almost-complex st... |
---
abstract: 'For the purpose of searching for Lorentz-invariance violation in the minimal Standard-Model Extension, we perfom a reanalysis of data obtained from the $^{133}$Cs fountain clock operating at SYRTE. The previous study led to new limits on eight components of the $\tilde{c}_{\mu \nu}$ tensor, which quantif... |
---
abstract: 'In recent work, we considered the frequencies of patterns of consecutive primes ${\,\left(\text{mod }q\right)}$ and numerically found biases toward certain patterns and against others. We made a conjecture explaining these biases, the dominant factor in which permits an easy description but fails to dist... |
---
abstract: 'Let $M_{l,n}$ be the number of blocks with frequency $l$ in the exchangeable random partition induced by a sample of size $n$ from the Ewens-Pitman sampling model. We show that, as $n$ tends to infinity, $n^{-1}M_{l,n}$ satisfies a large deviation principle and we characterize the corresponding rate func... |
---
abstract: 'We propose a unitary toy model of black hole evaporation, in which the entanglement between the interior and exterior degrees of freedom vanishes at late times. Our model possesses the information-free property and satisfies the niceness conditions discussed in the literature. A key feature of the model ... |
---
abstract: 'We analyse high-quality *NuSTAR* observations of the local (*z*=0.011) Seyfert 2 active galactic nucleus (AGN) IC 3639, in conjunction with archival *Suzaku* and *Chandra* data. This provides the first broadband X-ray spectral analysis of the source, spanning nearly two decades in energy (0.5–30keV). Pre... |
---
abstract: '[Systems with holes, such as colloidal handlebodies and toroidal droplets, have been studied in the nematic liquid crystal (NLC) 4-cyano-4’-pentylbiphenyl (5CB): both point and ring topological defects can occur within each hole and around the system, while conserving the system’s overall topological cha... |
---
abstract: 'We consider various problems related to finding points in ${\bbb{Q}}^{2}$ and in ${\bbb{Q}}^{3}$ which lie at rational distance from the vertices of some specified geometric object, for example, a square or rectangle in ${\bbb{Q}}^{2}$, and a cube or tetrahedron in ${\bbb{Q}}^{3}$.'
author:
- 'Andrew Bre... |
---
author:
- 'René D. Oudmaijer'
- 'A.M. Parr'
- 'D. Baines'
- 'J.M. Porter [^1]'
bibliography:
- 'mnemonic.bib'
- 'RenesRefs.bib'
date: 'Received .. ; accepted ..'
title: 'Sub-milliarcsecond precision spectro-astrometry of Be stars'
---
[The origin of the disks around Be stars is still not known. Further progress re... |
---
abstract: 'In this paper we analyze the tensor field (reducible gauge) theories in the context of very special relativity (VSR). Particularly, we study the VSR gauge symmetry as well as VSR BRST symmetry of Kalb-Ramond and Abelian 3-form fields involving a fixed null vector. We observe that the Kalb-Ramond and Abel... |
---
abstract: |
Collatz Conjecture (also known as Ulam’s conjecture and 3x+1 problem) concerns the behavior of the iterates of a particular function on natural numbers. A number of generalizations of the conjecture have been subjected to extensive study. This paper explores Additive Collatz Trajectories, a particul... |
---
abstract: 'We propose a multinomial logistic regression model for link prediction in a time series of directed binary networks. To account for the dynamic nature of the data we employ a dynamic model for the model parameters that is strongly connected with the fused lasso penalty. In addition to promoting sparsenes... |
---
abstract: |
The symmetric maximum, denoted by ${\operatornamewithlimits{\varovee}}$, is an extension of the usual maximum $\vee$ operation so that 0 is the neutral element, and $-x$ is the symmetric (or inverse) of $x$, i.e., $x{\operatornamewithlimits{\varovee}}(-x)=0$. However, such an extension does not pres... |
---
abstract: 'We are examining mass loss from globular clusters giant stars, focussing on metallicity dependance. We present three sets of observations: TIMMI-2 mid-IR spectra of 47 Tuc, UVES high-resolution optical spectra of several clusters, and an infrared atlas of $\omega$ Cen using the Spitzer Space Telescope.'
... |
---
abstract: 'We report drive-response experiments on individual superconducting vortices on a plane, a realization for a 1+1-dimensional directed polymer in random media. For this we use magnetic force microscopy (MFM) to image and manipulate individual vortices trapped on a twin boundary in YBCO near optimal doping.... |
---
abstract: 'The states of a boson pair in a one-dimensional double-well potential are investigated. Properties of the ground and lowest excited states of this system are studied, including the two-particle wavefunction, momentum pair distribution and entanglement. The effects of varying both the barrier height and t... |
20 true cm 15.2 true cm
[**The Irreducible Tensor Bases of Exceptional Lie Algebras \[1\]. $G_2$, $F_4$ and $E_6$** ]{}
Dong Ruan${}^{1,2,3}$, Hong-Zhou Sun${}^{1,3}$ and Qi-Zhi Han${}^{4}$
${}^{1}$ Department of Physics, Tsinghua University, Beijing 100084, P.R. China
${}^{2}$ Key Laboratory for Quantum Informatio... |
---
abstract: 'We experimentally demonstrate phase-insensitive linear optical amplification which preserves the idler at the output. Since our amplification operation is unitary up to small excess noise, it is reversible beyond the classical limit. The entanglement between the two output modes is the resource for the r... |
---
abstract: 'It has been proposed recently that, within the framework of split Supersymmetry, long lived gluinos generated in astrophysical sources could be detected using the signatures of the air showers they produce, thus providing a lower bound for their lifetime and for the scale of SUSY breaking. We present the... |
---
abstract: 'We develop a theory of insertion and deletion tolerance for point processes. A process is insertion-tolerant if adding a suitably chosen random point results in a point process that is absolutely continuous in law with respect to the original process. This condition and the related notion of deletion-tol... |
---
author:
- |
Richard D. Kenway,\
The Higgs Centre for Theoretical Physics, School of Physics and Astronomy,\
University of Edinburgh\
Edinburgh, EH9 3FD, UK\
E-mail:
title: 'Five-dimensional Gauge Theories in a warped background'
---
Introduction
============
Extra-dimensional theories offer a ... |
---
abstract: 'A light Higgs portal scalar could be abundantly produced in the earth’s atmosphere and decay in large-volume neutrino detectors. We propose broadening the purpose of the Hyper-Kamiokande detector to search for such particle that can account for recent KOTO measurements of rare kaon decays. The signal is ... |
---
abstract: |
**Abstract**
We aim at studying the asymptotic properties of typical *positive braids*, respectively *positive dual braids*. Denoting by $\mu_k$ the uniform distribution on positive (dual) braids of length $k$, we prove that the sequence $(\mu_k)_k$ converges to a unique probability measure $\m... |
---
abstract: 'Unsupervised feature extractors are known to perform an efficient and discriminative representation of data. Insight into the mappings they perform and human ability to understand them, however, remain very limited. This is especially prominent when multilayer deep learning architectures are used. This p... |
---
author:
- |
Gong-Bo Zhao $^{1,\ 2}$, David Bacon $^{2}$, Roy Maartens $^{3,\ 2}$, Mario Santos $^{3,\ 4}$, Alvise Raccanelli $^{5, \ 6, \ 7}$\
\
$^{1}$ National Astronomy Observatories, Chinese Academy of Science, Beijing, 100012, People’s Republic of China\
$^{2}$ Institute of Cosmology and Gravita... |
In frustrated magnetism, the term [*spin ice*]{} was recently coined by Harris and coworkers [@Harris] to describe the analogy that exists between the statistical physics of certain geometrically frustrated Ising pyrochlore magnets, and proton ordering in the hexagonal phase of ice (${\rm I_{h}}$) [@Bernal; @Pauling; @... |
\
Faculty of Nuclear Sciences and Physical Engineering
Interference Phenomena in Quantum Information
Martin Štefaňák\
Supervisor: Prof. Ing. [I.]{} Jex, DrSc.
Prague, 2010
This thesis is the result of my own work, except where explicit reference is made to the work of others and has not been submitted for another q... |
---
abstract: 'The density profile of simulated dark matter structures is fairly well-established, and several explanations for its characteristics have been put forward. In contrast, the radial variation of the velocity anisotropy has still not been explained. We suggest a very simple origin, based on the shapes of th... |
---
abstract: 'We provide a numerical algorithm for the model characterizing anomalous diffusion in expanding media, which is derived in \[F. Le Vot, E. Abad, and S. B. Yuste, Phys. Rev. E [**96**]{} (2017) 032117\]. The Sobolev regularity for the equation is first established. Then we use the finite element method to ... |
---
abstract: 'This paper presents a novel estimation approach for cumulative link models, based on median bias reduction as developed in @kenne2017. The median bias reduced estimator is obtained as solution of an estimating equation based on an adjustment of the score. It allows to obtain higher-order median centering... |
---
abstract: 'We consider the problem of fitting a polynomial to a set of data points, each data point consisting of a feature vector and a response variable. In contrast to standard least-squares polynomial regression, we require that the polynomial regressor satisfy shape constraints, such as monotonicity with respe... |
---
abstract: 'GRB051022 was detected at 13:07:58 on 22 October 2005 by HETE-2. The location of GRB051022 was determined immediately by the flight localization system. This burst contains multiple pulses and has a rather long duration of about 190 seconds. The detections of candidate X-ray and radio afterglows were rep... |
---
abstract: 'These proceedings summarize my plenary talk at Quark Matter 2011 with a focus on the future perspectives of the low energy programs at RHIC, FAIR, NICA and CERN.'
address:
- 'Institut für Theoretische Physik, Goethe Universität Frankfurt,Germany'
- 'Frankfurt Institute for Advanced Studies (FIAS), Ruth-M... |
---
abstract: 'Modern longitudinal studies feature data collected at many timepoints, often of the same order of sample size. Such studies are typically affected by [dropout]{} and positivity violations. We tackle these problems by generalizing effects of recent incremental interventions (which shift propensity scores ... |
---
author:
- |
\
Dipartimento di Fisica e Astronomia “Galileo Galilei”, Università di Padova,\
and INFN Sezione di Padova, Via Marzolo 8, 35131 Padova, Italy\
E-mail:
title: 'Generalizing Minimal Dark Matter: Millicharge or Decay[^1]'
---
=1
Introduction
============
Among the few things we know abo... |
---
abstract: 'In this paper we analyze the biasing effect of point sources, either thermal Sunyaev-Zeldovich clusters or standard radio sources, on the estimated strength of the non-Gaussianity in the Cosmic Microwave Background (CMB). We show that the biggest contribution comes from the cross–correlation of the CMB w... |
---
abstract: 'Because of their intense incident stellar irradiation and likely tidally locked spin states, hot Jupiters are expected to have wind speeds that approach or exceed the speed of sound. In this work we develop a theory to explain the magnitude of these winds. We model hot Jupiters as planetary heat engines ... |
---
abstract: 'We study the properties of the light vector mesons ($\rho$, $\omega$ and $\phi$) in strange hadronic matter using the QCD sum rule approach. The in-medium masses of the vector mesons are calculated from the modifications of the light quark condensates and the gluon condensates in the hadronic medium. The... |
---
abstract: 'We study theoretically the effects of long-range and on-site Coulomb interactions on the topological phases and transport properties of spin-orbit-coupled quasi-one-dimensional quantum wires imposed on an s-wave superconductor. The electrostatic potential and charge density distributions are computed sel... |
---
abstract: 'Utilities use demand response to shift or reduce electricity usage of flexible loads, to better match electricity demand to power generation. A common mechanism is peak pricing (PP), where consumers pay reduced (increased) prices for electricity during periods of low (high) demand, and its simplicity all... |
---
abstract: 'We review the role of a muon collider in the study of Higgs bosons via production in the $s$-channel. Very precise measurements of a Standard Model-like Higgs boson mass and total width can be performed, and may lead to a discrimination between a Standard Model Higgs boson and the light Higgs boson of th... |
---
abstract: 'This paper studies differential graded modules and representations up to homotopy of Lie $n$-algebroids, for general $n\in\mathbb{N}$. The adjoint and coadjoint modules are described, and the corresponding split versions of the adjoint and coadjoint representations up to homotopy are explained. In partic... |
---
abstract: |
We obtain a structurally stable family of smooth ordinary differential equations exhibiting heteroclinic tangencies for a dense subset of parameters. We use this to find vector fields $C^2$-close to an element of the family exhibiting a tangency, for which the set of solutions with historic behaviou... |
---
author:
- 'Bill S. Wright$^1$,'
- 'Kazuya Koyama$^1$,'
- 'Hans A. Winther$^1$'
- 'and Gong-Bo Zhao$^{2,3,1}$'
bibliography:
- 'References.bib'
title: 'Investigating the degeneracy between modified gravity and massive neutrinos with redshift-space distortions'
---
Introduction
============
Modifications to Einstei... |
---
abstract: 'Networks are useful representations of many systems with interacting entities, such as social, biological and physical systems. Characterizing the meso-scale organization, i.e. the community structure, is an important problem in network science. Community detection aims to partition the network into sets... |
---
abstract: 'This is a concise introduction to Fomin-Zelevinsky’s cluster algebras and their links with the representation theory of quivers in the acyclic case. We review the definition cluster algebras (geometric, without coefficients), construct the cluster category and present the bijection between cluster variab... |
---
abstract: 'We obtain scatter-broadened images of the Crab nebula at 80 MHz as it transits through the inner solar wind in June 2016 and 2017. These images are anisotropic, with the major axis oriented perpendicular to the radially outward coronal magnetic field. Using these data, we deduce that the density modulati... |
---
abstract: 'Magnetically arrested accretion discs (MADs), where the magnetic pressure in the inner disc is dynamically important, provide an alternative mechanism for regulating accretion to what is commonly assumed in black hole systems. We show that a global magnetic field inversion in the MAD state can destroy th... |
---
abstract: 'The aim of this note is to describe basic properties of the representations of $\operatorname{GL}_2({\mathbb F}_q[\theta])$ associated to certain vectorial modular forms with values in Tate algebras and Banach algebras introduced by the author. We discuss how certain $L$-values occur as limits values of ... |
---
abstract: 'Arbitrary style transfer is an important problem in computer vision that aims to transfer style patterns from an arbitrary style image to a given content image. However, current methods either rely on slow iterative optimization or fast pre-determined feature transformation, but at the cost of compromise... |
---
abstract: 'We present the results of our most recent works on [*Spitzer/MIPS*]{} $24 \,\mu \rm m$ galaxies. Through a multiwavelength analysis, we study different properties (redshifts, luminosities, stellar masses) characterising the sources which produce the bulk of the mid-IR background. From a comparative study... |
---
abstract: 'We derive the complete asymptotic expansion in terms of powers of $N$ for the geodesic $f$-energy of $N$ equally spaced points on a rectifiable simple closed curve $\Gamma$ in ${\mathbb{R}}^p$, $p\geq2$, as $N \to \infty$. For $f$ decreasing and convex, such a point configuration minimizes the $f$-energy... |
---
abstract: |
We study relaxation properties of two-body collisions in infinite spatial dimension. We show that this process exhibits multiscaling asymptotic behavior as the underlying distribution is characterized by an infinite set of nontrivial exponents. These nonequilibrium relaxation characteristics are fou... |
---
abstract: 'We consider the problem of regulating by means of external control inputs the ratio of two cell populations. Specifically, we assume that these two cellular populations are composed of cells belonging to the same strain which embeds some bistable memory mechanism, e.g. a genetic toggle switch, allowing t... |
---
abstract: 'Scalar-field dark energy models like tachyon are often regarded as an effective description of an underlying theory of dark energy. In this Letter, we implement the interacting agegraphic dark energy models with tachyon field. We demonstrate that the interacting agegraphic evolution of the universe can b... |
---
abstract: 'In this note, we study the radius of positively curved or non-negatively curved Alexandrov space with strictly convex boundary, with convexity measured by the Base-Angle defined by Alexander and Bishop. We also estimate the volume of the boundary of non-negatively curved spaces as well as the rigidity ca... |
---
abstract: 'We present $UBVRI$ photometry of stars in the field of the intermediate-age open cluster NGC559. By determining the stellar membership probabilities derived through a photometric and kinematic study of the cluster, we identify the 22 most probable cluster members. These are used to obtain robust cluster ... |
---
abstract: 'Design Theory, a branch of mathematics, was born out of the experimental statistics research of the population geneticist R. A. Fisher and of Indian mathematical statisticians in the 1930s. The field combines elements of combinatorics, finite projective geometries, Latin squares, and a variety of further... |
---
abstract: 'The non-Fourier heat conduction phenomenon on room temperature is analyzed from various aspects. The first one shows its experimental side, in what form it occurs and how we treated it. It is demonstrated that the Guyer-Krumhansl equation can be the next appropriate extension of Fourier’s law for room te... |
---
abstract: |
The Virasoro algebra with $c=1$ has a continuum of superselection sectors characterized by the ground state energy $h\geq 0$. Only the discrete subset of sectors with $h=s^2$, $s\in\frac12{{\mathbb N}}_0$, arises by restriction of representations of the $SU(2)$ current algebra at level $k=1$. The re... |
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