text stringlengths 1 2.25M |
|---|
---
author:
- 'Robert J. Hardwick,'
- 'Tommi Markkanen,'
- Sami Nurmi
bibliography:
- 'RGstoch\_2.bib'
title: |
Renormalisation group improvement\
in the stochastic formalism
---
IMPERIAL/TP/2019/TM/02
Introduction {#sec:intro}
============
A period of early cosmic inflation provides solutions to several cos... |
---
abstract: 'Consider the trilinear form for twisted convolution on $\R^{2d}$: $$\T_t(\bf):=\iint f_1(x)f_2(y)f_3(x+y)e^{it\sigma(x,y)}dxdy,$$ where $\sigma$ is a symplectic form and $t$ is a real-valued parameter. It is known that in the case $t\neq0$ the optimal constant for twisted convolution is the same as that ... |
---
abstract: |
To each $\alpha\in(1/3,1/2)$ we associate the Cantor set $$\Gamma_{\alpha}:=\Big\{\sum_{i=1}^{\infty}\epsilon_{i}\alpha^i: \epsilon_i\in\{0,1\},\,i\geq 1\Big\}.$$ In this paper we consider the intersection $\Gamma_\alpha \cap (\Gamma_\alpha + t)$ for any translation $t\in{\ensuremath{\mathbb{R}}}$. ... |
---
abstract: 'A simple idea of relating the LQG and LQC degrees of freedom is discussed in context of toroidal Bianchi I model. The idea is an expansion of the construction originally introduced by Ashtekar and Wilson-Ewing and relies on explicit averaging of certain sub-class of spin-networks over the subgroup of the... |
---
author:
- The Planck team
title: '*Planck* 2015 results. XIII. Cosmological parameters'
---
|
---
abstract: 'Unidirectional reflectionless propagation (or transmission) is an interesting wave phenomenon observed in many $\mathcal{PT}$-symmetric optical structures. Theoretical studies on unidirectional reflectionless transmission often use simple coupled-mode models. The coupled mode theory can reveal the most i... |
---
abstract: 'Proof theory provides a foundation for studying and reasoning about programming languages, most directly based on the well-known Curry-Howard isomorphism between intuitionistic logic and the typed lambda-calculus. More recently, a correspondence between intuitionistic linear logic and the session-typed p... |
---
author:
- 'Yu-Cheng <span style="font-variant:small-caps;">Lin</span>$^{1}$, Heiko <span style="font-variant:small-caps;">Rieger</span>$^{2}$ and Ferenc <span style="font-variant:small-caps;">Iglói</span>$^{3,4}$'
title: Antiferromagnetic Heisenberg chains with bond alternation and quenched disorder
---
Introducti... |
---
abstract: 'We solve the twisted conjugacy problem on Thompson’s group $F$. We also exhibit orbit undecidable subgroups of ${\mathrm{Aut}}(F)$, and give a proof that ${\mathrm{Aut}}(F)$ and ${\mathrm{Aut}}_+(F)$ are orbit decidable provided a certain conjecture on Thompson’s group $T$ is true. By using general crite... |
---
abstract: 'The relative entropy of entanglement is defined in terms of the relative entropy between an entangled state and its closest separable state (CSS). Given a multipartite-state on the boundary of the set of separable states, we find a closed formula for *all* the entangled states for which this state is a C... |
---
abstract: 'In this paper we introduce the concept of metasurfaces which are fully transparent when looking from one of the two sides of the sheet and have controllable functionalities for waves hitting the opposite side (one-way transparent sheets). We address the question on what functionalities are allowed, consi... |
---
abstract: 'A “sandpile” cellular automaton achieves complex temporal correlations, like a $1/f$ spectrum, if the position where it is perturbed diffuses slowly rather than changing completely at random, showing that the spatial correlations of the driving are deeply related to the intermittent activity. Hence, rece... |
---
abstract: 'The Deep Graph Library ([$\mathsf{DGL}$]{}) was designed as a tool to enable structure learning from graphs, by supporting a core abstraction for graphs, including the popular Graph Neural Networks ([$\mathsf{GNN}$]{}). [$\mathsf{DGL}$]{} contains implementations of all core graph operations for both the... |
---
abstract: 'This is a writeup of lectures on “statistics” that have evolved from the 2009 Hadron Collider Physics Summer School at CERN to the forthcoming 2018 school at Fermilab. The emphasis is on foundations, using simple examples to illustrate the points that are still debated in the professional statistics lite... |
---
abstract: 'We derive an empirical formula for the width of quantum Hall effect plateaus which is free of adjustable parameters. It describes the integer, fractional and $\nu = 0$ (Wigner insulator) quantum Hall effect in single heterojunctions. The temperature scale of the existence of these three phenomena is the ... |
---
author:
- |
\
St.Petersburg State University\
E-mail:
- |
Igor Altsybeev\
St.Petersburg State University\
- |
Olga Kochebina\
Laboratoire de l’Accelerateur Lineaire (LAL), CNRS : UMR8607 - IN2P3 - Universite Paris XI - Paris Sud\
title: 'Constraints on string percolation model from anoma... |
---
abstract: |
Given a Banach algebra $ \mathcal{A} $ and a continuous homomorphism $\sigma$ on it, the notion of $\sigma$-biflatness for $ \mathcal{A}
$ is introduced. This is a generalization of biflatness and it is shown that they are distinct. The relations between $\sigma$-biflatness and some other close ... |
---
author:
- Andrea Pinna
- Roberto Tonelli
- Matteo Orrú
- Michele Marchesi
title: A Petri Nets Model for Blockchain Analysis
---
@todonotes@disabled
Introduction {#sec:Intro}
============
Related works {#sec:Related}
=============
The Bitcoin Cash System: an overview. {#sec:Overview}
===========================... |
---
abstract: 'It is discussed a physical vacuum excitation as a mechanism of sonoluminescence of gas bubble. This Schwinger’s theory was based on the assumption that the sudden change of the collapse rate of bubble in the water leads to the jump of the dielectric constant of gas. It is shown that the dependence of the... |
---
abstract: |
The Gamma kernel is a projection kernel of the form $(A(x)B(y)-B(x)A(y))/(x-y)$, where $A$ and $B$ are certain functions on the one-dimensional lattice expressed through Euler’s ${\Gamma}$-function. The Gamma kernel depends on two continuous parameters; its principal minors serve as the correlation ... |
---
abstract: 'We present a formulation of the operator product expansion that is infrared finite to all orders in the attendant massless non-Abelian gauge theory coupling constant, which we will oftentimes associate with the QCD theory, the theory that we actually have as our primary objective in view of the operation... |
---
abstract: |
An $n$-state deterministic finite automaton over a $k$-letter alphabet can be seen as a digraph with $n$ vertices which all have $k$ labeled out-arcs. @Grusho1973 proved that whp in a random $k$-out digraph there is a strongly connected component of linear size, i.e., a giant, and derived a central ... |
---
abstract: 'Graphons are analytic objects associated with convergent sequences of graphs. Problems from extremal combinatorics and theoretical computer science led to a study of graphons determined by finitely many subgraph densities, which are referred to as finitely forcible. Following the intuition that such grap... |
---
abstract: |
$Revision: 1.38 $, compiled\
Rigidity analysis using the “pebble game” can usefully be applied to protein crystal structures to obtain information on protein folding, assembly and the structure-function relationship. However, previous work using this technique has not made clear how sensitive ri... |
---
abstract: 'The correlation functions of the spin-${\frac{1}{2}}$ $XXZ$ spin chain in the ground state are expressed in the form of the multiple integrals. For ${-1< \Delta <1}$, they were obtained by Jimbo and Miwa in 1996. Especially the next nearest-neighbour correlation functions are given as certain three-dimen... |
---
abstract: 'In earlier papers the author studied some classes of equations with Carlitz derivatives for ${\mathbb F_q}$-linear functions, which are the natural function field counterparts of linear ordinary differential equations. Here we consider equations containing self-compositions $u\circ u\circ \cdots \circ u$... |
---
abstract: 'In this paper we study homeomorphisms of the circle with several critical points and bounded type rotation number. We prove complex a priori bounds for these maps. As an application, we get that bi-cubic circle maps with same bounded type rotation number are $C^{1+\alpha}$ rigid.'
address:
- 'Instituto d... |
---
abstract: 'High resolution x-ray magnetic scattering has been used to determine the variation with temperature of the magnetic modulation vector, ${\mathbf{\tau}}$, in ${\mathrm{ErNi_2B_2C}}$ and ${\mathrm{TbNi_2B_2C}}$ to study the interplay between the weakly ferromagnetic (WFM) phase and proposed lock-in transit... |
---
abstract: |
The reduced Markov branching process is a stochastic model for the genealogy of an unstructured biological population. Its limit behavior in the critical case is well studied for the Zolotarev-Slack regularity parameter $\alpha\in(0,1]$. We turn to the case of very heavy tailed reproduction distribu... |
---
abstract: 'We consider within-host virus models with $n\geq 2$ strains and allow mutation between the strains. If there is no mutation, a Lyapunov function establishes global stability of the steady state corresponding to the fittest strain. For small perturbations this steady state persists, perhaps with small con... |
---
abstract: |
The high density of the recently discovered close-in extrasolar planet HD149026b suggests the presence of a huge core in the planet, which challenges planet formation theory. We first derive constraints on the amount of heavy elements and hydrogen/helium present in the planet: We find that preferred... |
---
abstract: 'We consider manipulation of the transmission coefficient for a quantum particle moving in one dimension where the shape of the potential is taken as the control. We show that the control landscape—the transmission as a functional of the potential—has no traps, i.e., any maxima correspond to full transmis... |
---
abstract: 'This paper reports turbulent boundary layer measurements made over open-cell reticulated foams with varying pore size [[[and thickness, but constant porosity ($\epsilon \approx 0.97$)]{}]{}]{}. The foams were flush-mounted into a cutout on a flat plate. A Laser Doppler Velocimeter (LDV) was used to measu... |
---
abstract: 'Monads are a popular tool for the working functional programmer to structure effectful computations. This paper presents *polymonads*, a generalization of monads. Polymonads give the familiar monadic bind the more general type !forall $a,b$. L $a$ -> ($a$ -> M $b$) -> N $b$!, to compose computat... |
---
abstract: 'The gravitational-wave candidate GW151216 is a proposed binary black hole event from the first observing run of Advanced LIGO–Virgo. Not identified as a bona fide signal by LIGO–Virgo, there is disagreement as to its authenticity, which is quantified by $p_\text{astro}$, the probability that the event is... |
---
abstract: 'Finite–temperature local dynamical spin correlations $S_{nn}(\omega)$ are studied numerically within the random spin–$1/2$ antiferromagnetic Heisenberg chain. The aim is to explain measured NMR spin–lattice relaxation times in , which is the realization of a random spin chain. In agreement with experimen... |
---
abstract: |
It is known that every $R$-module has a flat precover. We show in the paper that every $R$-module has a Gorenstein flat precover.\
address:
- 'School of Mathematics, Physics and Software Engineering, Lanzhou Jiaotong University, Lanzhou [730070]{}, P.R. China'
- 'School of Mathematics, Physics and S... |
---
author:
- 'Y. C. Joshi, A. K. Pandey, D. Narasimha, Y. Giraud-Héraud, R. Sagar and J. Kaplan'
date: 'Received 26 May 2003 /accepted 15 October 2003'
title: Photometric study of two novae in M31
---
Introduction
============
Cataclysmic variables (CVs) are close binary systems consisting of a white dwarf primary a... |
---
abstract: |
The recent excitement about Dirac fermion systems has renewed interest in magnetotransport properties of multi-carrier systems. However, the complexity of their analysis, even in the simplest two-carrier case, has hampered a good understanding of the underlying phenomena. Here we propose a new analy... |
---
abstract: 'We have examined a method of direct extraction of accurate tight-binding parameters from an [*ab-initio*]{} band-structure calculation. The linear muffin-tin potential method, in its full-potential implementation, has been used to provide the hamiltonian and overlap matrix elements in the momentum space.... |
---
date: |
Tapobrata Sarkar[^1], Gautam Sengupta, [^2], Bhupendra Nath Tiwari [^3]\
Department of Physics,\
Indian Institute of Technology,\
Kanpur 208016, India.
title: On the Thermodynamic Geometry of BTZ Black Holes
---
Introduction {#one}
============
Over the last few decades, black hole thermod... |
---
abstract: 'We used a renormalisation group based smoothing to address two questions related to Abelian dominance. Smoothing enabled us to extract the Abelian heavy-quark potential from time-like Wilson loops on Polyakov gauge projected configurations. We obtained a very small string tension which is inconsistent wi... |
---
author:
- 'M. Castro'
- 'F. D’Amico'
- 'J. Braga'
- 'T. Maiolino'
- 'K. Pottschmidt'
- 'J. Wilms'
bibliography:
- 'our\_refs.bib'
date:
title: 'Confirming the thermal Comptonization model for black hole X-ray emission in the low-hard state'
---
Introduction {#intro}
============
Since its discovery with the Ein... |
---
abstract: |
Let ${{\mathfrak X}}_d$ be the $p$-adic analytic space classifying the semisimple continuous representations ${\rm Gal}({\overline{\mathbb{Q}}_p}/{\mathbb{Q}}_p) \rightarrow
{\mathrm{GL}}_d({\overline{\mathbb{Q}}_p})$. We show that the crystalline representations are Zarski-dense in many irreduc... |
---
author:
- François Bolley and Ivan Gentil
date: 'November, 2010 '
title: '*Phi-entropy inequalities and Fokker-Planck equations*'
---
[**Keywords:**]{} Functional inequalities, logarithmic Sobolev inequality, Poincaré inequality, $\Phi$-entropies, Bakry-Emery criterion, diffusion semigroups, Fokker-Planck equation... |
---
abstract: 'The probability distributions for the smeared energy densities of quantum fields, in the two and four-dimensional Minkowski vacuum are discussed. These distributions share the property that there is a lower bound at a finite negative value, but no upper bound. Thus arbitrarily large positive energy densi... |
---
abstract: 'In our standard geodetic VLBI solutions, we estimate the positions of quasars assuming that their positions do not vary in time. However, in solutions estimating proper motion, a significant number of quasars show apparent proper motion greater than 50 $\mu$as/yr. For individual quasars, there are source... |
---
abstract: 'In this paper, we develop statistical inference techniques for the unknown coefficient functions and single-index parameters in single-index varying-coefficient models. We first estimate the nonparametric component via the local linear fitting, then construct an estimated empirical likelihood ratio funct... |
---
abstract: 'Recent studies of Tidal Disruption Events (TDEs) have revealed unexpected correlations between the TDE rate and the large-scale properties of the host galaxies. In this review, we present the host galaxy properties of all TDE candidates known to date and quantify their distributions. We consider througho... |
---
abstract: 'Motivated by quantum nature of gravitating black holes, higher dimensional exact solutions of conformal gravity with an abelian gauge field is obtained. It is shown that the obtained solutions can be interpreted as singular black holes. Then, we calculate the conserved and thermodynamic quantities, and a... |
---
abstract: 'We present results obtained with the PRONAOS balloon-borne experiment on interstellar dust. In particular, the submillimeter / millimeter spectral index is found to vary between roughly 1 and 2.5 on small scales (3.5$''$ resolution). This could have implications for component separation in Cosmic Microwa... |
---
abstract: |
We generalize to $FC^*$, the class of generalized $FC$-groups introduced in \[F. de Giovanni, A. Russo, G. Vincenzi, *Groups with restricted conjugacy classes*, Serdica Math. J. [**28**]{} (2002), 241–254\], a result of Baer on Engel elements. More precisely, we prove that the sets of left Engel ele... |
---
abstract: 'The evolution of the antiferromagnetic order parameter in [CeFeAsO$_{1-x}$F$_{x}$]{} as a function of the fluorine content $x$ was investigated primarily via zero-field muon-spin spectroscopy. The long-range magnetic order observed in the undoped compound gradually turns into a short-range order at $x=0.... |
---
abstract: 'We characterize isometric actions on compact Kähler manifolds admitting a Lagrangian orbit, describing under which condition the Lagrangian orbit is unique. We furthermore give the complete classification of simple groups acting on the complex projective space with a Lagrangian orbit, and we give the exp... |
---
abstract: 'We evaluate the orbital evolution and several plausible origins scenarios for the mutually inclined orbits of c and d. These two planets have orbital elements that oscillate with large amplitudes and lie close to the stability boundary. This configuration, and in particular the observed mutual inclinatio... |
---
abstract: 'Weighted histograms are used for the estimation of probability density functions. Computer simulation is the main domain of application of this type of histogram. A review of chi-square goodness of fit tests for weighted histograms is presented in this paper. Improvements are proposed to these tests that... |
---
abstract: |
Many investment models in discrete or continuous-time settings boil down to maximizing an objective of the quantile function of the decision variable. This quantile optimization problem is known as the quantile formulation of the original investment problem. Under certain monotonicity assumptions, s... |
[**Statistical approximation by $(p,q)$-analogue of Bernstein-Stancu Operators**]{}
**Asif Khan** and **Vinita Sharma**
Department of Mathematics, Aligarh Muslim University, Aligarh–202002, India\
asifjnu07@gmail.com; vinita.sha23@gmail.com\
**Abstract**
[In this paper, some approximation properties of $(p,q)$-anal... |
---
abstract: 'Gaussian processes (GPs) are widely used as surrogate models for emulating computer code, which simulate complex physical phenomena. In many problems, additional boundary information (i.e., the behavior of the phenomena along input boundaries) is known beforehand, either from governing physics or scienti... |
---
abstract: 'Recent years have seen many examples of how the strong present in iridates can stabilize new emergent states that are difficult or impossible to realize in more conventional materials. In this review we outline a representative set of studies detailing how heterostructures based on and perovskite iridate... |
---
abstract: |
In a previous paper we demonstrated that non-radial hydrodynamic oscillations of a thermally-supported (Bonnor-Ebert) sphere embedded in a low-density, high-temperature medium persist for many periods. The predicted column density variations and molecular spectral line profiles are similar to those ... |
---
abstract: 'Atrial fibrillation (AF) increases the risk of stroke by a factor of four to five and is the most common abnormal heart rhythm. The progression of AF with age, from short self-terminating episodes to persistence, varies between individuals and is poorly understood. An inability to understand and predict ... |
---
abstract: 'Using an exact diagonalization technique on small clusters, we study spin and density excitations of the triangular-lattice $t$-$J$ model with multiple-spin exchange interactions, whereby we consider anomalous properties observed in the doped Mott region of the two-dimensional liquid $^3$He adsorbed on a... |
---
abstract: 'A new type of ’two-in-one’ wire scanner is proposed. Recent advances in linear motors’ technology make it possible to combine translational and rotational movements. This will allow to scan the beam in two perpendicular directions using a single driving motor and a special fork attached to it. Vertical o... |
---
abstract: 'Let $(N,g)$ be a complete Riemannian manifold of dimension $n+1$ whose Riemannian metric $g$ is conformally equivalent to a metric with non-negative Ricci curvature. The normalized Steklov eigenvalues $\overline{\sigma}_k(\Omega)$ of a bounded domain $\Omega$ in $N$ are bounded above in terms of the isop... |
---
abstract: 'This paper introduces an end-to-end fine-tuning method to improve hand-eye coordination in modular deep visuo-motor policies (modular networks) where each module is trained independently. Benefiting from weighted losses, the fine-tuning method significantly improves the performance of the policies for a ... |
[**On Liouville Type of Theorems to the 3-D** ]{}\
\[3mm\] [**Incompressible Axisymmetric Navier-Stokes Equations**]{}
[[^1]]{}
*School of Mathematical Sciences,*
Capital Normal University, Beijing 100048,P. R. China
[[^2]]{}
*IMS and Department of Mathematics,*
The Chinese University of Hong Kong, Shatin, N.T., ... |
---
abstract: 'We calculate orbits, tidal radii, and bulge-bar and disk shocking destruction rates for 63 globular clusters in our Galaxy. Orbits are integrated in both an axisymmetric and a non-axisymmetric Galactic potential that includes a bar and a 3D model for the spiral arms. With the use of a Monte Carlo scheme,... |
---
abstract: 'Stratified turbulence shows scale- and direction-dependent anisotropy and the coexistence of weak turbulence of internal gravity waves and strong turbulence of eddies. Straightforward application of standard analyses developed in isotropic turbulence sometimes masks important aspects of the anisotropic t... |
addtoreset[equation]{}[section]{}
\
We consider compactifications of type I supergravity on manifolds with $SU(3)$ structure, in the presence of RR fluxes and magnetized D9-branes, and analyze the generalized Dirac and Laplace-Beltrami operators associated to the D9-brane worldvolume fields. These compactifications a... |
---
abstract: 'Surface codes are the leading family of quantum error-correcting codes. Here, we explore the properties of the 3D surface code. We develop a new picture for visualising 3D surface codes which can be used to analyse the properties of stacks of three 3D surface codes. We then use our new picture to prove t... |
---
abstract: 'The Skorokhod reflection of a continuous semimartingale is unfolded, in a possibly skewed manner, into another continuous semimartingale on an enlarged probability space according to the excursion-theoretic methodology of Prokaj (2009). This is done in terms of a skew version of the Tanaka equation, whos... |
---
author:
- 'J. Clausen [^1], M. Dakna, L. Knöll, D.-G. Welsch'
title: |
CONDITIONAL QUANTUM STATE ENGINEERING\
AT BEAM SPLITTER ARRAYS
---
=1 =6
[ Friedrich-Schiller-Universität Jena,\
Theoretisch-Physikalisches Institut,\
Max-Wien-Platz 1, D-07743 Jena, Germany]{}
Introduction
============
If two travel... |
---
abstract: 'A quantization procedure for the Yang-Mills equations for the Minkowski space $\mathbf{R}^{1,3}$ is carried out in such a way that field maps satisfying Wightman’s axioms of Constructive Quantum Field Theory can be obtained. Moreover, the spectrum of the corresponding Hamilton operator is proven to be po... |
---
author:
- 'S. Freddy,'
- 'C.S. Kim,'
- 'R.H. Li,'
- 'and Z.T. Zou'
title: 'Charmless $B_{u,d,s}\to VT$ decays in perturbative QCD approach'
---
Introduction
============
Flavor physics has been being thoroughly investigated for many years with the advent of $B$-factories. As more and more experimental data is acc... |
---
abstract: 'Superbursts are very energetic Type I X-ray bursts discovered in recent years by long term monitoring of X-ray bursters, and believed to be due to unstable ignition of carbon in the deep ocean of the neutron star. In this Letter, we follow the thermal evolution of the surface layers as they cool followin... |
---
abstract: '[The detection of high-energy (HE) $\gamma$-ray emission up to $\sim 3$ GeV from the giant lobes of the radio galaxy Centaurus A has been recently reported by the Fermi-LAT Collaboration based on ten months of all-sky survey observations. A data set more than three times larger is used here to study the ... |
---
abstract: 'The extra space paradigm plays a significant role in modern physics and in cosmology as the specific case. In this review, the relation between the main cosmological parameters - Planck mass and Cosmological constants - and a metric of extra space is discussed. Matter distribution inside extra space and ... |
---
abstract: '\[abstract\] At zero temperature magnetic phases of the quantum spin-$1/2$ Heisenberg antiferromagnet on a simple cubic lattice with competing first and second neighbor exchanges ($J_1$ and $J_2$) is investigated using the non-linear spin wave theory. We find existence of two phases: a two sublattice Née... |
---
abstract: |
A disk wind can cause perturbations that propagate throughout the disk via diffusive processes. On reaching the inner disk, these perturbations can change the disk luminosity, which in turn, can change the wind mass loss rate, $\dot{M}_w$. It has been argued that this so-called “wind driven relaxati... |
---
abstract: 'We simulate the dynamics of a quantum dot coupled to the single resonating mode of a metal nano-particle. Systems like this are known as metamolecules. In this study, we consider a time-dependent driving field acting onto the metamolecule. We use the Heisenberg equations of motion for the entire system, ... |
---
abstract: 'We solve the problem of counting elliptic curves with fixed j-invariant in projective space with tangency conditions. This is equivalent to couting rational nodal curves with condition on the node of the image. The solution is given in the form of effective recursions. We give explicit formulas when the ... |
---
abstract: 'This paper presents a secure and private implementation of linear time-invariant dynamic controllers using Paillier’s encryption, a semi-homomorphic encryption method. To avoid overflow or underflow within the encryption domain, the state of the controller is reset periodically. A control design approach... |
---
abstract: 'We demonstrate how dipolar interactions can have pronounced effects on the structure of vortices in atomic spinor Bose-Einstein condensates and illustrate generic physical principles that apply across dipolar spinor systems. We then find and analyze the cores of singular vortices with non-Abelian charges... |
---
bibliography:
- 'FPCA\_Reference.bib'
---
[Causal Mediation Analysis for Sparse and Irregular Longitudinal Data\
]{}
ABSTRACT
Causal mediation analysis aims to investigate how the treatment effect of an exposure on outcomes is mediated through intermediate variables. Although many applications involve longitudin... |
---
abstract: 'In this review I briefly describe the nature of the three kinds of High-Mass X-ray Binaries (HMXBs), accreting through: (i) Be circumstellar disc, (ii) supergiant stellar wind, and (iii) Roche lobe filling supergiants. A previously unknown population of HMXBs hosting supergiant stars has been revealed in... |
---
abstract: 'A sequence of $S_n$-representations $\{V_n\}$ is said to be uniformly representation stable if the decomposition of $V_n = \bigoplus_{\mu} c_{\mu,n} V(\mu)_n$ into irreducible representations is independent of $n$ for each $\mu$—that is, the multiplicities $c_{\mu,n}$ are eventually independent of $n$ fo... |
---
abstract: 'In distributed training, the communication cost due to the transmission of gradients or the parameters of the deep model is a major bottleneck in scaling up the number of processing nodes. To address this issue, we propose *dithered quantization* for the transmission of the stochastic gradients and show ... |
---
abstract: 'We present a detailed spectroscopic analysis of the hot DA white dwarf G191-B2B, using the best signal to noise, high resolution near and far UV spectrum obtained to date. This is constructed from co-added *HST* STIS E140H, E230H, and *FUSE* observations, covering the spectral ranges of 1150-3145Å and 91... |
---
author:
- 'Sina Shaham, Ming Ding, Bo Liu, Shuping Dang, Zihuai Lin, and Jun Li[^1] [^2][^3] [^4] [^5] [^6]'
bibliography:
- 'MLA\_Ref.bib'
title: 'Privacy Preserving Location Data Publishing: A Machine Learning Approach'
---
of data by different organizations and institutes is crucial for open research and transp... |
---
abstract: 'This paper is concerned with achieving optimal coherence for highly redundant real unit-norm frames. As the redundancy grows, the number of vectors in the frame becomes too large to admit equiangular arrangements. In this case, other geometric optimality criteria need to be identified. To this end, we us... |
---
abstract: 'We consider a multi-server queueing system under the power-of-two policy with Poisson job arrivals, heterogeneous servers and a general job requirement distribution; each server operates under the first-come first-serve policy and there are no buffer constraints. We analyze the performance of this system... |
---
author:
- |
S. I. MUSLIH\
*[Department of Physics Al-Azhar University Gaza, Palestine]{}*
title: 'The equivalence between the Hamiltonian and Lagrangian formulations for the parametrization invariant theories[^1]'
---
5 cm
$\mathbf{Summary}$.- The link between the treatment of singular Lagraingians as fie... |
---
abstract: 'We present the results of a long-term variability survey of the old open cluster NGC 6791. The $BVI$ observations, collected over a time span of 6 years, were analyzed using the ISIS image subtraction package. The main target of our observations were two cataclysmic variables B7 and B8. We have identifie... |
---
abstract: 'We consider the nucleon-nucleon potential in quenched and partially-quenched QCD. The leading one-meson exchange contribution to the potential is found to fall off exponentially at long-distances, in contrast with the Yukawa-type behaviour found in QCD. This unphysical component of the two-nucleon potent... |
---
abstract: 'A $c$-coloring of ${G_{n,m}}=[n]\times [m]$ is a mapping of ${G_{n,m}}$ into $[c]$ such that no four corners forming a rectangle have the same color. In 2009 a challenge was proposed via the internet to find a 4-coloring of $G_{17,17}$. This attracted considerable attention from the popular mathematics c... |
---
author:
- '<span style="font-variant:small-caps;">Óscar João Campos Dias</span>'
bibliography:
- 'BibThese.bib'
nocite:
- '[@*]'
- '[@*]'
- '[@*]'
title:
---
<span style="font-variant:small-caps;">**UNIVERSIDADE TÉCNICA DE LISBOA\
0.5cm INSTITUTO SUPERIOR TÉCNICO**</span>
-0.5cm
**Black Hole Solutions\
and\
Pa... |
---
abstract: 'We show that a right artinian ring $R$ is right self-injective if and only if $\psi(M)=0$ (or equivalently $\phi(M)=0$) for all finitely generated right $R$-modules $M$, where $\psi , \phi : {{\rm mod\,}}R \to \mathbb N$ are functions defined by Igusa and Todorov. In particular, an artin algebra $\Lambda... |
---
abstract: 'Gas in protostellar disks provides the raw material for giant planet formation and controls the dynamics of the planetesimal-building dust grains. Accurate gas mass measurements help map the observed properties of planet-forming disks onto the formation environments of known exoplanets. Rare isotopologue... |
---
abstract: |
A $d^{\{n\}}$-cage $\mathsf K$ is the union of $n$ groups of hyperplanes in $\Bbb P^n$, each group containing $d$ members. The hyperplanes from the distinct groups are in general position, thus producing $d^n$ points, where hyperplanes from all groups intersect. These points are called the nodes of ... |
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