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--- abstract: 'The most massive and luminous galaxies in the Universe serve as powerful probes to study the formation of structure, the assembly of mass, and cosmology. However, their detailed formation and evolution is still barely understood. Here we extract a sample of massive mock galaxies from the semi-analytical ...
--- abstract: 'We explicitly construct a large class of unitary transformations that allow to perform the ideal estimation of the phase-shift on a single-mode radiation field. The ideal phase distribution is obtained by heterodyne detection on two radiation modes after the interaction.' address: | Quantum Optics & ...
--- abstract: 'We demonstrate the possibility of studying weakly interacting new particles in weak boson fusion, using the example of supersymmetric same-sign charginos. This signal could establish the existence of Majorana neutralinos and give access to their electroweak couplings. It can be observed over (supersymmet...
--- abstract: 'We study the rare $B$ meson decays $B^{\pm,0} \rightarrow J/\psi K^+ K^- K^{\pm,0}$, $B^{\pm,0} \rightarrow J/\psi \phi K^{\pm,0}$, and search for $B^0 \rightarrow J/\psi \phi$, using 469 million $B \overline B$ events collected at the $\Upsilon(4S)$ resonance with the detector at the PEP-II  $e^+ e^-$ a...
--- abstract: 'Persistence diagrams offer a way to summarize topological and geometric properties latent in datasets. While several methods have been developed that utilize persistence diagrams in statistical inference, a full Bayesian treatment remains absent. This paper, relying on the theory of point processes, pres...
--- abstract: 'It is known that if an operator $T$ is complex symmetric then its Aluthge transform is also complex symmetric. This Note is devoted to showing that the Duggal transform doesn’t inherit this property. For instance, we’ll show that the Duggal transform isn’t always complex symmetric when $T$ is, as it was ...
--- abstract: 'In this paper we analyze the approximation of stable linear time-invariant systems, like the Hilbert transform, by sampling series for bandlimited functions in the Paley–Wiener space ${\mathcal{PW}}_{\pi}^{1}$. It is known that there exist systems and functions such that the approximation process is weak...
--- abstract: | The [*separation dimension*]{} of a graph $G$ is the smallest natural number $k$ for which the vertices of $G$ can be embedded in $\R^k$ such that any pair of disjoint edges in $G$ can be separated by a hyperplane normal to one of the axes. Equivalently, it is the smallest possible cardinality of a ...
--- abstract: 'Over the last couple of decades we have been carrying out a study of stellar magnetic activity, dynamos, atmospheric physics, and spectral irradiances from a sample of solar-type G0-5 V stars with different ages. One of the major goals of this program is to study the evolution of the Sun’s X-ray through ...
--- author: - Guhan Venkat title: Extensions of Finite Abelian Groups --- Abstract {#abstract .unnumbered} ======== We study group extensions of Finite Abelian Groups using matrices. We also prove a Theorem for equivalence of extensions using matrices. Introduction {#introduction .unnumbered} ============ Presentat...
--- abstract: 'This paper presents a detailed theoretical analysis of the Langevin Monte Carlo sampling algorithm recently introduced in [@durmusprox:2016] when applied to log-concave probability distributions that are restricted to a convex body $\convSet$. This method relies on a regularisation procedure involving th...
--- abstract: 'In search of the origin of superconductivity in diluted rhenium superconductors and their significantly enhanced $T_c$ compared to pure Be (0.026K), we investigated the intermetallic ReBe$_{22}$ compound, mostly by means of muon-spin rotation/relaxation ($\mu$SR). At a macroscopic level, its bulk superco...
--- abstract: 'The fragmentation of quasi-projectiles from the nuclear reaction $^{40}Ca$+$^{12}C$ at 25 MeV/nucleon was used to produce excited states candidates to $\alpha$-particle condensation. The methodology relies on high granularity 4$\pi$ detection coupled to correlation function techniques. Under the assumpti...
--- abstract: | This work studies the problem of GPU thread mapping for a Sierpiński gasket fractal embedded in a discrete Euclidean space of $n \times n$. A block-space map $\lambda: \mathbb{Z}_{\mathbb{E}}^{2} \mapsto \mathbb{Z}_{\mathbb{F}}^{2}$ is proposed, from Euclidean parallel space $\mathbb{E}$ to embedded...
--- abstract: 'High resolution ($\lambda/\Delta\lambda =$ 50,000) $K-$band spectra of massive, embedded, young stellar objects are presented. The present sample consists of four massive young stars located in nascent clusters powering Galactic giant H II regions. Emission in the 2.3  2–0 vibrational–rotational bandhead...
--- title: Searching for Jets in Heavy Ion Collisions --- Introduction {#intro} ============ In high energy collisions, during the hadronization process, colored partons from the hard scatter via soft quark and gluon radiation form a “spray” of colorless hadrons also known as “jets”. Jets are expected to reflect kine...
--- abstract: | Skin lesion segmentation (SLS) in dermoscopic images is a crucial task for automated diagnosis of melanoma. In this paper, we present a robust deep learning SLS model, so-called SLSDeep, which is represented as an encoder-decoder network. The encoder network is constructed by dilated residual layers...
--- abstract: 'Topological superconductors which support Majorana fermions are thought to be realized in one-dimensional semiconducting wires coupled to a superconductor [@Lutchyn2010a; @Oreg2010; @Alicea2011]. Such excitations are expected to exhibit non-Abelian statistics and can be used to realize quantum gates that...
--- abstract: 'In a mesoscopic sample of a chiral $p\,$-wave superconductor, novel states comprising skyrmions and edge states have been stabilized in out-of-plane applied magnetic field. Using the time-dependent Ginzburg-Landau equations we shed light on the dynamic response of such states to an external applied curre...
--- abstract: 'The low temperature expansion of the free energy of atom/plane system is considered for general symmetric form of tensor conductivity of the plane. It is shown that the first correction is proportional to second order of the temperature $\sim T^2$ and comes from  mode. The agreement of the expansion and ...
--- abstract: 'We consider Aubry-Mather theory for a subclass of class A spacetimes, i.e. compact vicious spacetimes with globally hyperbolic Abelian cover. In this subclass, called class A$_1$, we obtain improved results on timelike maximizers and Lipschitz continuity of the time separation of the Abelian cover on the...
--- abstract: 'Visual speech recognition models traditionally consist of two stages, feature extraction and classification. Several deep learning approaches have been recently presented aiming to replace the feature extraction stage by automatically extracting features from mouth images. However, research on simultaneo...
--- abstract: 'This article reviews the prevailing paradigm for how galaxies and larger structures formed in the universe: gravitational instability. Basic observational facts are summarized to motivate the standard cosmological framework underlying most detailed investigations of structure formation. The observed univ...
--- abstract: 'We present the surface brightness profile of M31’s stellar halo out to a projected radius of 175 kpc. The surface brightness estimates are based on confirmed samples of M31 red giant branch stars derived from Keck/DEIMOS spectroscopic observations. A set of empirical spectroscopic and photometric M31 mem...
--- abstract: 'Let ${\mathbb T}^d = {\mathbb R}^d/{\mathbb Z}^d$ be the $d$-dimensional flat torus. We establish for $d=2,3$ uniform upper and lower bounds on the restrictions of the eigenfunctions of the Laplacian to smooth hyper-surfaces with non-vanishing curvature.' address: - 'School of Mathematics, Institute for ...
--- abstract: 'Visual localization is the problem of estimating a camera within a scene and a key technology for autonomous robots. State-of-the-art approaches for accurate visual localization use scene-specific representations, resulting in the overhead of constructing these models when applying the techniques to new ...
--- abstract: 'This paper introduces a dual-signal transformation LSTM network (DTLN) for real-time speech enhancement as part of the Deep Noise Suppression Challenge (DNS-Challenge). This approach combines a short-time Fourier transform (STFT) and a learned analysis and synthesis basis in a stacked-network approach wi...
--- author: - | Andrew Elkouri\ Dept. of Mathematics, Statistics and Physics\ Wichita State University\ [`axelkouri@wichita.edu`](mailto:axelkouri@wichita.edu) title: Predicting the Sentiment Polarity and Rating of Yelp Reviews --- Abstract ======== Online reviews of businesses have become increasingl...
--- author: - | A.L. Bondarev[^1]\ [*NC PHEP BSU, Minsk, Belarus*]{} title: CALCULATION OF THE SCATTERING AMPLITUDES --- General equation for the calculation of amplitudes ================================================== It is well known that the high order calculations of the observables within the perturb...
**New generalizations of Zeta-Function and Tricomi function** *N. Virchenko, A. Ponomarenko* ** We present new generalizations of the zeta function, Tricomi functions. Their basic properties are studied. These new generalizations are carried out with the help of $(\tau,\beta)$-the generalized confluent hypergeometri...
--- abstract: 'Phase retrieval and phaseless reconstruction for Hilbert space frames is a very active area of research. Recently, it was shown that these concepts are equivalent. In this paper, we make a detailed study of a weakening of these concepts to weak phase retrieval and weak phaseless reconstruction. We will g...
--- abstract: 'This is a preliminary article stating and proving a new maximum entropy theorem. The entropies that we consider can be used as measures of biodiversity. In that context, the question is: for a given collection of species, which frequency distribution(s) maximize the diversity? The theorem provides the an...
--- abstract: 'In this paper we consider the log-aesthetic curves and their generalization which are used in CAGD. We consider those curves under similarity geometry and characterize them as stationary integrable flow on plane curves which is governed by the Burgers equation. We propose a variational formulation of tho...
--- abstract: 'We investigate several robust preconditioners for solving the saddle-point linear systems that arise from spatial discretization of unsteady and steady variable-coefficient Stokes equations on a uniform staggered grid. Building on the success of using the classical projection method as a preconditioner f...
\ Christopher A. Fuchs,$^1$ Nicolas Gisin,$^2$ Robert B. Griffiths,$^3$\ Chi-Sheng Niu,$^3$ and Asher Peres$^{4,*}$\ [*$^1$Norman Bridge Laboratory of Physics 12-33, California Institute of Technology, Pasadena, CA 91125\ $^2$Group of Applied Physics, University of Geneva, CH 1211 Geneva 4, Switzerland\ $^3$Department ...
--- author: - 'Xu-Guang Huang' - 'Andrey V. Sadofyev' bibliography: - 'jumps\_new.bib' title: Chiral Vortical Effect For An Arbitrary Spin --- =1 Introduction ============ Topological effects in optical systems attracted significant attention in the literature, see [@Bliokh:2009ek; @Bliokh:2015yhi]. One prominent ex...
--- abstract: 'Estimation of interactive forces, which are mostly unavailable for direct measurement on the interface between a system and its environment, is an essential task in various motion control applications. This paper proposes an interactive force estimation method, based on the well-known equivalent output i...
--- abstract: 'A CY bundle on a compact complex manifold $X$ was a crucial ingredient in constructing differential systems for period integrals in [@LY], by lifting line bundles from the base $X$ to the total space. A question was therefore raised as to whether there exists such a bundle that supports the liftings of [...
--- abstract: 'In this paper, we revisit the problem of 3D human modeling from two orthogonal silhouettes of individuals (i.e., front and side views). Different from our prior work, a supervised learning approach based on *convolutional neural network* (CNN) is investigated to solve the problem by establishing a mappin...
--- abstract: 'We discuss the problem of separating consistently the total correlations in a bipartite quantum state into a quantum and a purely classical part. A measure of classical correlations is proposed and its properties are explored.' author: - | L. Henderson$^{\ast}$ and V. Vedral$^{\ast\ast}$\ $^{\ast...
--- abstract: 'Probing techniques with spatial resolution have the potential to lead to a better understanding of the microscopic physical processes and to novel routes for manipulating nanostructures. We present scanning-gate images of a graphene quantum dot which is coupled to source and drain via two constrictions. ...
--- abstract: 'Recent advancements in radio frequency machine learning (RFML) have demonstrated the use of raw in-phase and quadrature (IQ) samples for multiple spectrum sensing tasks. Yet, deep learning techniques have been shown, in other applications, to be vulnerable to adversarial machine learning (ML) techniques,...
--- abstract: 'Ultra-high energy neutrinos are interesting messenger particles since, if detected, they can transmit exclusive information about ultra-high energy processes in the Universe. These particles, with energies above $\unit{10^{16}}{\electronvolt}$, interact very rarely. Therefore, detectors that instrument s...
--- abstract: 'Population annealing is a powerful tool for large-scale Monte Carlo simulations. We adapt this method to molecular dynamics simulations and demonstrate its excellent accelerating effect by simulating the folding of a short peptide commonly used to gauge the performance of algorithms. The method is compar...
--- abstract: 'By using the transfer matrix approach, we investigate the asymptotic behavior of the entropy of flexible chains with $M$ monomers each placed on stripes. In the limit of high density of monomers, we study the behavior of the entropy as a function of the density of monomers and the width of the stripe, in...
--- author: - 'S.-L. Qin, P. Schilke, C. Comito, T.  Möller, R. Rolffs, H. S. P. Müller, A. Belloche, K. M. Menten, D. C. Lis, T. G. Phillips, E.  A. Bergin, T. A. Bell, N. R. Crockett, G. A. Blake, S. Cabrit, E. Caux, C. Ceccarelli, J. Cernicharo, F. Daniel, M.-L. Dubernet, M. Emprechtinger, P. Encrenaz, E. Falgarone,...
--- abstract: 'We consider the relationship between the masses of the central objects in disky galaxies – supermassive black holes (SMBHs) and nuclear star clusters (NCs) – and various parameters of parent galaxies: velocity of rotation $V_{(2)}$ at $R= 2$ kpc, maximal velocity of rotation $V_{\textrm{max}}$, the indic...
--- abstract: 'We study charge transport in a granular array with high inter–grain conductances. We show that the system exhibits a Berezinskii–Kosterlitz–Thouless crossover from the high–temperature conducting state into a low–temperature insulating state. The crossover takes place at a critical temperature $T_{\rm BK...
[**Brane Decay of a (4+n)-Dimensional Rotating\ Black Hole. II: spin-1 particles**]{} [**M. Casals**]{}$^1$, [**P. Kanti**]{}$^2$ and [**E. Winstanley**]{}$^3$ $^1$ [*School of Mathematical Sciences, University College Dublin,\ Belfield, Dublin 4, Ireland*]{} $^{2}$ [*Department of Mathematical Sciences, University ...
--- abstract: | Let $f:M\to \mathbb{R}$ be a Morse function on a smooth closed surface, $V$ be a connected component of some critical level of $f$, and $\mathcal{E}_V$ be its atom. Let also $\mathcal{S}(f)$ be a stabilizer of the function $f$ under the right action of the group of diffeomorphisms $\mathrm{Diff}(M)$...
--- abstract: 'We study the thermodynamics of asymmetric nuclear matter using a mean-field approximation with a Skyrme effective interaction, in order to establish its phase diagram and more particularly the influence of isospin on the order of the transition. A new statistical method is introduced to study the thermod...
--- abstract: 'We calculate the Fourier transform of a spherically symmetric exponential function. Our evaluation is much simpler than the known one. We use the polar coordinates and reduce the Fourier transform to the integral of a rational function of trigonometric functions. Its evaluation turns out to be much easie...
--- abstract: 'A warm inflationary universe in the context of Galileon model or G-model is studied. Under a general formalism we study the inflationary dynamics and the cosmological perturbations considering a coupling of the form $G(\phi,X)=g(\phi)\,X$. As a concrete example, we consider an exponential potential toget...
--- abstract: 'We present the results of the Nobeyama Radio Observatory (NRO) M33 All Disk ($30^\prime \times 30^\prime$, or 7.3 kpc $\times$ 7.3 kpc) Survey of Giant Molecular Clouds (NRO MAGiC) based on $^{12}$CO ($J=1\mbox{--}0$) observations using the NRO 45-m telescope. The spatial resolution of the resultant map ...
--- abstract: 'We prove a generalization of the Li-Yau estimate for a broad class of second order linear parabolic equations. As a consequence, we obtain a new Cheeger-Yau inequality and a new Harnack inequality for these equations. We also prove a Hamilton-Li-Yau estimate, which is a matrix version of the Li-Yau estim...
--- abstract: 'The reversible reactions $A+A\rightleftharpoons C$ and $A+B\rightleftharpoons C$ are investigated. From the exact Langevin equations describing our model, we set up a systematic approximation scheme to compute the approach of the density of $C$ particles to its equilibrium value. We show that for suffici...
--- author: - 'Jameel-Un Nabi' title: Nickel isotopes in stellar matter --- Introduction ============ Collective excitation properties of nuclei at finite temperature is of great utility in astrophysical environments. Of special mention is the behavior of charge-exchange transitions in hot nuclei. The Gamow-Teller (G...
--- abstract: 'The detection of anatomical landmarks is a vital step for medical image analysis and applications for diagnosis, interpretation and guidance. Manual annotation of landmarks is a tedious process that requires domain-specific expertise and introduces inter-observer variability. This paper proposes a new de...
--- abstract: 'We give an explicit upper bound for non-principal Dirichlet $L$-functions on the line $s=1+it$. This result can be applied to improve the error in the zero-counting formulae for these functions.' author: - | <span style="font-variant:small-caps;">Adrian W. Dudek</span>\ Mathematical Sciences Inst...
--- abstract: 'Entropy regularization is used to get improved optimization performance in reinforcement learning tasks. A common form of regularization is to maximize policy entropy to avoid premature convergence and lead to more stochastic policies for exploration through action space. However, this does not ensure ex...
--- abstract: 'We report measurements of AC susceptibility and hence the in-plane London penetration depth on the same samples of Bi$_{2.15}$Sr$_{1.85}$CaCu$_{2}$O$_{8+\delta}$ and Bi$_{2.1}$Sr$_{1.9}$Ca$_{0.85}$Y$_{0.15}$Cu$_{2}$O$_{8+\delta}$ for many values of the hole concentration ($p$). These support the scenario...
--- abstract: 'By using the properties of orthogonal polynomials, we present an exact unitary transformation that maps the Hamiltonian of a quantum system coupled linearly to a continuum of bosonic or fermionic modes to a Hamiltonian that describes a one-dimensional chain with only nearest-neighbour interactions. This ...
--- abstract: 'We introduce a generalization of Lie algebras within the theory of nonhomogeneous quadratic algebras and point out its relevance in the theory of quantum groups. In particular the relation between the differential calculus on quantum groups and the Koszul duality due to Positselski is made apparent.' ---...
--- abstract: 'Domain walls between superconducting and magnetic regions placed on top of a topological insulator support transport channels for Majorana fermions. We propose to study noise correlations in a Hanbury Brown-Twiss type interferometer and find three signatures of the Majorana nature of the channels. First,...
--- abstract: 'The magnetic analogue of the Josephson effect can be exploited to develop a new class of nano-spin oscillators that we denote as spin superfluid Josephson oscillators. Such a device, consisting of two exchange coupled easy-plane metallic ferromagnets separated by a thin normal metal spacer, is proposed a...
--- abstract: 'At ultra-relativistic energies the minijet production in heavy-ion collisions becomes sensitive to semi-hard parton rescatterings in the initial stages of the process. As a result global characteristics of the event, like the initial minijet density, become rather insensitive on the infrared cutoff that ...
--- abstract: 'Adaptive optics laser guide star systems perform atmospheric correction of stellar wavefronts in two parts: stellar tip-tilt and high-spatial-order laser-correction. The requirement of a sufficiently bright guide star in the field-of-view to correct tip-tilt limits sky coverage. Here we show an improveme...
--- abstract: 'We study the stability of patterns arising in rotating convection in weakly anisotropic systems using a modified Swift-Hohenberg equation. The anisotropy, either an endogenous characteristic of the system or induced by external forcing, can stabilize periodic rolls in the Küppers-Lortz chaotic regime. Fo...
--- abstract: 'In this paper, we analyze the predictability of the ocean currents using deep learning. More specifically, we apply the Long Short Term Memory (LSTM) deep learning network to a data set collected by the National Oceanic and Atmospheric Administration (NOAA) in Massachusetts Bay between November 2002-Febr...
--- abstract: 'We present results from our on-going MusE GAs FLOw and Wind (MEGAFLOW) survey, which consists of 22 quasar lines-of-sight, each observed with the integral field unit (IFU) MUSE and the UVES spectrograph at the ESO Very Large Telescopes (VLT). The goals of this survey are to study the properties of the ci...
--- abstract: 'White dwarf stars have been used as flux standards for decades, thanks to their staid simplicity. We have empirically tested their photometric stability by analyzing the light curves of 398 high-probability candidates and spectroscopically confirmed white dwarfs observed during the original [*Kepler*]{} ...
--- abstract: | > Social Coding Sites (SCSs) are social media services for sharing software development projects on the Web, and many open source projects are currently being developed on SCSs. One of the characteristics of SCSs is that they provide a platform on social networks that encourages collaboration betwee...
--- abstract: 'A new kind of Q-balls is found: Q-balls in a non-linear sigma model. Their main properties are presented together with those of their self-gravitating generalization, sigma model Q-stars. A simple special limit of solutions which are bound by gravity alone (“sigma stars”) is also discussed briefly. The a...
--- abstract: 'The electronic response of a composite consisting of aligned metallic cylinders in vacuum is investigated, on the basis of photonic band structure calculations. The effective long-wavelength dielectric response function is computed, as a function of the filling fraction. A spectral representation of the ...
--- abstract: | We present the results of the photometric multicolor observations of GRB 060526 optical afterglow obtained with Russian-Turkish 1.5-m Telescope (RTT150, Mt. Bakirlitepe, Turkey). The detailed measurements of afterglow light curve, starting from about 5 hours after the GRB and during 5 consecutive ni...
--- abstract: 'We show that populations of high redshift galaxies grow more luminous as they grow in linear size. This is because the brightness per unit area has a distinct upper limit due to the self-regulating nature of star-formation. As a corollary, we show that the observed increase in characteristic luminosity o...
--- abstract: 'We are carrying out a spectroscopic monitoring of Galactic Wolf-Rayet stars, in order to detect binary systems. The sample consists of approximately 50 stars of the Nitrogen sequence (WN) and fainter than $V$=13. The observations are made from the 4-m telescope at CTIO, Chile. In the following, we presen...
--- author: - 'D. Masoero[^1] and A. Raimondo[^2]' bibliography: - 'biblio.bib' title: Semiclassical limit for generalized KdV equations before the gradient catastrophe --- Introduction {#introduction .unnumbered} ============ We consider the following class of partial differential equations $$\tag{G}\label{intro:gen...
--- abstract: 'In our analysis of [*Spitzer*]{}/IRS archival data on the stellar and sub-stellar members of the TW Hydrae Association (TWA), we have discovered two new brown dwarf disks: a flat optically thick disk around SSSPM J1102-3431 (SSSPM 1102), and a transition disk around 2MASS J1139511-315921 (2M1139). The di...
--- abstract: 'We consider linear regression model estimation where the covariate of interest is randomly censored. Under a non-informative censoring mechanism, one may obtain valid estimates by deleting censored observations. However, this comes at a cost of lost information and decreased efficiency, especially under ...
--- abstract: 'We present a model for the distribution of void sizes and its evolution within the context of hierarchical scenarios of gravitational structure formation. For a proper description of the hierarchical buildup of the system of voids in the matter distribution, not only the [*void-in-void*]{} problem should...
--- abstract: | We attempt to measure possible miscalibration of the wavelength scale of the VLT-UVES spectrograph. We take spectra of QSO HE0515-4414 through the UVES iodine cell which contains thousands of well-calibrated iodine lines and compare these lines to the wavelength scale from the standard thorium-argon...
--- abstract: 'We use microlocal sheaf theory to show: knots can only have Legendrian isotopic conormal tori if they themselves are isotopic or mirror images.' author: - Vivek Shende title: The conormal torus is a complete knot invariant --- Introduction ============ A knot $K \subset {\mathbb{R}}^3$ determines, by t...
--- abstract: 'Stacked dilated convolutions used in Wavenet have been shown effective for generating high-quality audios. By replacing pooling/striding with dilation in convolution layers, they can preserve high-resolution information and still reach distant locations. Producing high-resolution predictions is also cruc...
--- abstract: | We show that the dark soliton of the Gross-Pitaevskii equation (GPE) that describes the Bose-Einstein condensate (BEC) density of a system of [*weakly*]{} repulsive bosons, also describes that of a system of [*strongly*]{} repulsive hard core bosons at [*half filling*]{}. As a consequence of this, t...
--- abstract: 'Let $X_r$ be a smooth Del Pezzo surface obtained from ${\mathbb{P}}^2$ by blow-up of $r{\leqslant}8$ points in general position. The multigraded group $Cox(X_r)=\bigoplus_{L\in\Pic X_r} {\Gamma}(X_r,L)$ can be almost canonically endowed with a ring structure, called the Cox ring of $X_r.$ We show that in...
--- abstract: 'We investigate the ground and low energy states of a one dimensional non local free energy functional describing at a mean field level a spin system with both ferromagnetic and antiferromagnetic interactions. In particular, the antiferromagnetic interaction is assumed to have a range much larger than the...
--- author: - 'J. Sanz-Forcada' - 'L. Affer' - 'G. Micela' date: 'Received ; accepted' title: No FIP fractionation in the active stars AR Psc and AY Cet --- [The comparison of coronal and photospheric abundances in cool stars is an essential question to resolve. In the Sun an enhancement of the elements with low first...
--- abstract: 'Recent magnetic tweezers experiments have reported systematic deviations of the twist response of double-stranded DNA from the predictions of the twistable worm-like chain model. Here we show, by means of analytical results and computer simulations, that these discrepancies can be resolved if a coupling ...
--- abstract: 'The ability to apply GHz frequencies to control the quantum state of a single $P$ atom is an essential requirement for the fast gate pulsing needed for qubit control in donor based silicon quantum computation. Here we demonstrate this with nanosecond accuracy in an all epitaxial single atom transistor by...
--- abstract: 'Scene text detection, an essential step of scene text recognition system, is to locate text instances in natural scene images automatically. Some recent attempts benefiting from Mask R-CNN formulate scene text detection task as an instance segmentation problem and achieve remarkable performance. In this ...
--- author: - 'Gabriel Jung,' - 'Benjamin Racine,' - and Bartjan van Tent bibliography: - 'biblio.bib' title: 'The bispectra of galactic CMB foregrounds and their impact on primordial non-Gaussianity estimation' ---
--- abstract: 'We study dynamics of the inverted pendulum on the wheel on a soft surface and under a proportional-integral-derivative controller. The behaviour of such pendulum is modelled by a system with a differential inclusion. If the the system has a sensor for the rotational velocity of the pendulum, the tilt sen...
--- abstract: 'Speech enhancement techniques based on deep learning have brought significant improvement on speech quality and intelligibility. Nevertheless, a large gain in speech quality measured by objective metrics, such as perceptual evaluation of speech quality (PESQ), does not necessarily lead to improved speech...
--- abstract: | We show that proper Lie groupoids are locally linearizable. As a consequence, the orbit space of a proper Lie groupoid is a smooth orbispace (a Hausdorff space which locally looks like the quotient of a vector space by a linear compact Lie group action). In the case of proper (quasi-)symplectic grou...
--- abstract: 'We calculate the background field equations for the T-duality symmetric string building on previous work by including the effect of the Dilaton up to two-loops. Inclusion of the Dilaton allows us to obtain the full beta functionals of the duality symmetric sigma model. We are able to interpret the result...
--- abstract: 'In this paper we determine the partition into Kazhdan-Lusztig cells of the affine Weyl groups of type ${\tilde{B}}_{2}$ and ${\tilde{G}}_{2}$ for any choice of parameters. Using these partitions we show that the semicontinuity conjecture of Bonnafé holds for these groups.' address: School of Mathematics ...
--- abstract: 'We construct fundamental solutions of second-order parabolic systems of divergence form with bounded and measurable leading coefficients and divergence free first-order coefficients in the class of ${\mathrm{BMO}}^{-1}_x$, under the assumption that weak solutions of the system satisfy a certain local bou...
--- abstract: 'We stack WMAP 7-year temperature data around extragalactic point sources, showing that the profiles are consistent with WMAP’s beam models, in disagreement with the findings of @2010MNRAS.tmpL..93S. These results require that the source sample’s selection is not biased by CMB fluctuations. We compare pro...
--- abstract: | We measure the mass functions for generically red and blue galaxies, using a $z < 0.12$ sample of $\log M_* > 8.7$ field galaxies from the Galaxy And Mass Assembly (GAMA) survey. Our motivation is that, as we show, the dominant uncertainty in existing measurements stems from how ‘red’ and ‘blue’ gal...