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arxiv_dataset-77001609.04522 | Tensor Graphical Model: Non-convex Optimization and Statistical
Inference
stat.ML stat.ME
We consider the estimation and inference of graphical models that
characterize the dependency structure of high-dimensional tensor-valued data.
To facilitate the estimation of the precision matrix corresponding to each way
o... | arxiv topic:stat.ML stat.ME |
arxiv_dataset-77011609.04622 | Algebraic models of homotopy types and the homotopy hypothesis
math.CT math.AT
We introduce and study a notion of cylinder coherator similar to the notion
of Grothendieck coherator which define more flexible notion of weak infinity
groupoids. We show that each such cylinder coherator produces a combinatorial
semi-m... | arxiv topic:math.CT math.AT |
arxiv_dataset-77021609.04722 | Concordance and the Smallest Covering Set of Preference Orderings
cs.AI cs.DS cs.GT cs.IT math.IT
Preference orderings are orderings of a set of items according to the
preferences (of judges). Such orderings arise in a variety of domains,
including group decision making, consumer marketing, voting and machine
learn... | arxiv topic:cs.AI cs.DS cs.GT cs.IT math.IT |
arxiv_dataset-77031609.04822 | A free-form lensing model of A370 revealing stellar mass dominated BCGs,
in Hubble Frontier Fields images
astro-ph.GA astro-ph.CO
We derive a free-form mass distribution for the unrelaxed cluster A370
(z=0.375), using the latest Hubble Frontier Fields images and GLASS
spectroscopy. Starting from a reliable set of... | arxiv topic:astro-ph.GA astro-ph.CO |
arxiv_dataset-77041609.04922 | Optically assisted trapping with high-permittivity dielectric rings:
Towards optical aerosol filtration
cond-mat.mtrl-sci physics.optics
Controlling the transport, trapping, and filtering of nanoparticles is
important for many applications. By virtue of their weak response to gravity
and their thermal motion, var... | arxiv topic:cond-mat.mtrl-sci physics.optics |
arxiv_dataset-77051609.05022 | A double copy for ${\cal N}=2$ supergravity: a linearised tale told
on-shell
hep-th
We construct the on-shell double copy for linearised four-dimensional ${\cal
N}=2$ supergravity coupled to one vector multiplet with a quadratic
prepotential. We apply this dictionary to the weak-field approximation of
dyonic BPS ... | arxiv topic:hep-th |
arxiv_dataset-77061609.05122 | Search for anomalous electroweak production of $WW/WZ$ in association
with a high-mass dijet system in $pp$ collisions at $\sqrt{s}=8$ TeV with the
ATLAS detector
hep-ex
A search is presented for anomalous quartic gauge boson couplings in
vector-boson scattering. The data for the analysis correspond to $20.2$
f... | arxiv topic:hep-ex |
arxiv_dataset-77071609.05222 | What prevents gravitational collapse in string theory?
hep-th gr-qc
It is conventionally believed that if a ball of matter of mass $M$ has a
radius close to $2GM$ then it must collapse to a black hole. But string theory
microstates (fuzzballs) have no horizon or singularity, and they do {\it not}
collapse. We consi... | arxiv topic:hep-th gr-qc |
arxiv_dataset-77081609.05322 | Signal Transmissibility in Marginal Granular Materials
cond-mat.soft
We examine the "transmissibility" of a simulated two-dimensional pack of
frictionless disks formed by confining dilute disks in a shrinking, periodic
box to the point of mechanical stability. Two opposite boundaries are then
removed, thus allowing... | arxiv topic:cond-mat.soft |
arxiv_dataset-77091609.05422 | Large deviations for Gibbs measures with singular Hamiltonians and
emergence of Kahler-Einstein metrics
math-ph math.CV math.DG math.MP
In the present paper and the companion paper [9] a probabilistic
(statistical-mechanical) approach to the construction of canonical metrics on a
complex algebraic varieties X is ... | arxiv topic:math-ph math.CV math.DG math.MP |
arxiv_dataset-77101609.05522 | Learning camera viewpoint using CNN to improve 3D body pose estimation
cs.CV
The objective of this work is to estimate 3D human pose from a single RGB
image. Extracting image representations which incorporate both spatial relation
of body parts and their relative depth plays an essential role in accurate3D
pose rec... | arxiv topic:cs.CV |
arxiv_dataset-77111609.05622 | Patterns of cooperation during collective emergencies in the
help-or-escape social dilemma
physics.soc-ph
Although cooperation is central to the organisation of many social systems,
relatively little is known about cooperation in situations of collective
emergency. When groups of people flee from a danger such as... | arxiv topic:physics.soc-ph |
arxiv_dataset-77121609.05722 | Poisson Noise Reduction with Higher-order Natural Image Prior Model
cs.CV
Poisson denoising is an essential issue for various imaging applications,
such as night vision, medical imaging and microscopy. State-of-the-art
approaches are clearly dominated by patch-based non-local methods in recent
years. In this paper,... | arxiv topic:cs.CV |
arxiv_dataset-77131609.05822 | Selectively (a)-spaces from almost disjoint families are necessarily
countable under a certain parametrized weak diamond principle
math.GN math.LO
The second author has recently shown ([20]) that any selectively (a) almost
disjoint family must have cardinality strictly less than $2^{\alpeh_0}$, so
under the Conti... | arxiv topic:math.GN math.LO |
arxiv_dataset-77141609.05922 | The RG-improved Twin Higgs effective potential at NNLL
hep-ph
We present the Renormalization Group improvement of the Twin Higgs effective
potential at cubic order in logarithmic accuracy. We first introduce a
model-independent low-energy effective Lagrangian that captures both the
pseudo-Nambu-Goldstone boson natu... | arxiv topic:hep-ph |
arxiv_dataset-77151609.06022 | Spectral properties of the Cayley Graphs of split metacyclic groups
math.CO
Let $\Gamma(G,S)$ denote the Cayley graph of a group $G$ with respect to a
set $S \subset G$. In this paper, we analyze the spectral properties of the
Cayley graphs $\mathcal{T}_{m,n,k} = \Gamma(\mathbb{Z}_m \ltimes_k
\mathbb{Z}_n, \{(\pm 1... | arxiv topic:math.CO |
arxiv_dataset-77161609.06122 | Fluorescence via Reverse Intersystem Crossing from Higher Triplet States
in a Bisanthracene Derivative
cond-mat.mtrl-sci physics.chem-ph
To elucidate the high external quantum efficiency observed for organic
light-emitting diodes using a bisanthracene derivative, BD1, as the emitting
molecule, off-diagonal vibron... | arxiv topic:cond-mat.mtrl-sci physics.chem-ph |
arxiv_dataset-77171609.06222 | Collisional broadening of angular correlations in a multiphase transport
model
nucl-th nucl-ex
Systematic comparisons of jetlike correlation data to radiative and
collisional energy loss model calculations are essential to extract transport
properties of the quark-gluon medium created in relativistic heavy ion
co... | arxiv topic:nucl-th nucl-ex |
arxiv_dataset-77181609.06322 | Cosmic ray heating in cool core clusters - II. Self-regulation cycle and
non-thermal emission
astro-ph.GA astro-ph.CO astro-ph.HE
Self-regulated feedback by active galactic nuclei (AGNs) appears to be
critical in balancing radiative cooling of the low-entropy gas at the centres
of galaxy clusters and in regulatin... | arxiv topic:astro-ph.GA astro-ph.CO astro-ph.HE |
arxiv_dataset-77191609.06422 | Combined effects of f(R) gravity and conformally invariant Maxwell field
on the extended phase space thermodynamics of higher-dimensional black holes
gr-qc
In this paper, we investigate the thermodynamics of higher-dimensional $f(R)$
black holes in the extended phase space. Both the analytic expressions and
numer... | arxiv topic:gr-qc |
arxiv_dataset-77201609.06522 | Computing Vertex-Disjoint Paths using MAOs
cs.DM cs.DS
Let G be a graph with minimum degree $\delta$. It is well-known that maximal
adjacency orderings (MAOs) compute a vertex set S such that every pair of S is
connected by at least $\delta$ internally vertex-disjoint paths in G.
We present an algorithm that, giv... | arxiv topic:cs.DM cs.DS |
arxiv_dataset-77211609.06622 | An Analysis of Introductory Programming Courses at UK Universities
cs.CY cs.PL
Context: In the context of exploring the art, science and engineering of
programming, the question of which programming languages should be taught first
has been fiercely debated since computer science teaching started in
universities. F... | arxiv topic:cs.CY cs.PL |
arxiv_dataset-77221609.06722 | On the pi pi continuum in the nucleon form factors and the proton radius
puzzle
hep-ph hep-lat nucl-ex nucl-th physics.atom-ph
We present an improved determination of the $\pi\pi$ continuum contribution
to the isovector spectral functions of the nucleon electromagnetic form
factors. Our analysis includes the most... | arxiv topic:hep-ph hep-lat nucl-ex nucl-th physics.atom-ph |
arxiv_dataset-77231609.06822 | Effect of adding nanometre-sized heterogeneities on the structural
dynamics and the excess wing of a molecular glass former
cond-mat.dis-nn cond-mat.soft
We present the relaxation dynamics of glass-forming glycerol mixed with 1.1
nm sized polyhedral oligomeric silsesquioxane (POSS) molecules using dielectric
spec... | arxiv topic:cond-mat.dis-nn cond-mat.soft |
arxiv_dataset-77241609.06922 | Constraints on galaxy formation models from the galaxy stellar mass
function and its evolution
astro-ph.GA
We explore the parameter space of the semi-analytic galaxy formation model
GALFORM, studying the constraints imposed by measurements of the galaxy stellar
mass function (GSMF) and its evolution. We use the B... | arxiv topic:astro-ph.GA |
arxiv_dataset-77251609.07022 | Competing turbulent cascades and eddy-wave interactions in shallow water
equilibria
physics.flu-dyn cond-mat.stat-mech
In recent work, Renaud, Venaille, and Bouchet (RVB) revisit the equilibrium
statistical mechanics theory of the shallow water equations, within a
microcanonical approach, focusing on a more caref... | arxiv topic:physics.flu-dyn cond-mat.stat-mech |
arxiv_dataset-77261609.07122 | UV complete composite Higgs models
hep-ph
We study confining gauge theories with fermions vectorial under the SM that
produce a Higgs doublet as a Nambu-Goldstone boson. The vacuum misalignment
required to break the electro-weak symmetry is induced by an elementary Higgs
doublet with Yukawa couplings to the new fer... | arxiv topic:hep-ph |
arxiv_dataset-77271609.07222 | Deep Multi-Task Learning with Shared Memory
cs.CL
Neural network based models have achieved impressive results on various
specific tasks. However, in previous works, most models are learned separately
based on single-task supervised objectives, which often suffer from
insufficient training data. In this paper, we p... | arxiv topic:cs.CL |
arxiv_dataset-77281609.07322 | On Gravitational Chirality as the Genesis of Astrophysical Jets
gr-qc astro-ph.GA physics.space-ph
It has been suggested that single and double jets observed emanating from
certain astrophysical objects may have a purely gravitational origin. We
discuss new classes of plane-fronted and pulsed gravitational wave sol... | arxiv topic:gr-qc astro-ph.GA physics.space-ph |
arxiv_dataset-77291609.07422 | Heavy quark fragmentation functions at next-to-leading perturbative QCD
hep-ph nucl-th
It is well-known that the dominant mechanism to produce hadronic bound states
with large transverse momentum is fragmentation. This mechanism is described by
the fragmentation functions (FFs) which are the universal and
process-i... | arxiv topic:hep-ph nucl-th |
arxiv_dataset-77301609.07522 | Interpreting formulas of divisible lattice ordered abelian groups
math.LO
We show that a large class of divisible abelian $\ell$-groups (lattice
ordered groups) of continuous functions is interpretable (in a certain sense)
in the lattice of the zero sets of these functions. This has various
applications to the mode... | arxiv topic:math.LO |
arxiv_dataset-77311609.07622 | Asymptotic homogenization of hygro-thermo-mechanical properties of
fibrous networks
cond-mat.soft cond-mat.mtrl-sci
The hygro-thermo-expansive response of fibrous networks involves deformation
phenomena at multiple length scales. The moisture or temperature induced
expansion of individual fibres is transmitted in... | arxiv topic:cond-mat.soft cond-mat.mtrl-sci |
arxiv_dataset-77321609.07722 | Sooner than Expected: Hitting the Wall of Complexity in Evolution
cs.NE
In evolutionary robotics an encoding of the control software, which maps
sensor data (input) to motor control values (output), is shaped by stochastic
optimization methods to complete a predefined task. This approach is assumed to
be beneficial... | arxiv topic:cs.NE |
arxiv_dataset-77331609.07822 | Disorder effect on chiral edge modes and anomalous Hall conductance in
Weyl semimetals
cond-mat.mes-hall
Typical Weyl semimetals host chiral surface states and hence show an
anomalous Hall response. Although a Weyl semimetal phase is known to be robust
against weak disorder, the influence of disorder on chiral st... | arxiv topic:cond-mat.mes-hall |
arxiv_dataset-77341609.07922 | It wasn't me! Plausible Deniability in Web Search
cs.CR cs.CY
Our ability to control the flow of sensitive personal information to online
systems is key to trust in personal privacy on the internet. We ask how to
detect, assess and defend user privacy in the face of search engine
personalisation? We develop practic... | arxiv topic:cs.CR cs.CY |
arxiv_dataset-77351609.08022 | Correlation based passive imaging with a white noise source
math.AP math.PR
Passive imaging refers to problems where waves generated by unknown sources
are recorded and used to image the medium through which they travel. The
sources are typically modelled as a random variable and it is assumed that some
statistical... | arxiv topic:math.AP math.PR |
arxiv_dataset-77361609.08122 | On Shahidi local coefficients matrix
math.NT
In these notes we define and study the Shahidi local coefficients matrix
associated with a genuine principal series representation I({\sigma}) of an
n-fold cover of p-adic SL(2,F) and an additive character {\psi}. The conjugacy
class of this matrix is an invariant of the... | arxiv topic:math.NT |
arxiv_dataset-77371609.08222 | Transport gap engineering by contact geometry in graphene nanoribbons:
Experimental and theoretical studies on artificial materials
cond-mat.mes-hall
Electron transport in small graphene nanoribbons is studied by microwave
emulation experiments and tight-binding calculations. In particular, it is
investigated und... | arxiv topic:cond-mat.mes-hall |
arxiv_dataset-77381609.08322 | On L.G. Kov\`acs' problem
math.GR
"Kourovka notebook" contains the question due to L.G. Kov\`acs (Problem
8.23): If the dihedral group $D$ of order 18 is a section of a direct product
$X\times Y$, must at least one of $X$ and $Y$ have a section isomorphic to $D$?
The goal of our short paper is to give the positive ... | arxiv topic:math.GR |
arxiv_dataset-77391609.08422 | Optimizing the placement of tap positions and guess and determine
cryptanalysis with variable sampling
cs.IT math.IT
In this article an optimal selection of tap positions for certain LFSR-based
encryption schemes is investigated from both design and cryptanalytic
perspective. Two novel algorithms towards an optim... | arxiv topic:cs.IT math.IT |
arxiv_dataset-77401609.08522 | Phaseless super-resolution in the continuous domain
cs.IT math.IT
Phaseless super-resolution refers to the problem of superresolving a signal
from only its low-frequency Fourier magnitude measurements. In this paper, we
consider the phaseless super-resolution problem of recovering a sum of sparse
Dirac delta functi... | arxiv topic:cs.IT math.IT |
arxiv_dataset-77411609.08622 | The dust content of galaxies from z = 0 to z = 9
astro-ph.GA astro-ph.CO
We study the dust content of galaxies from $z=0$ to $z=9$ in semi-analytic
models of galaxy formation that include new recipes to track the production and
destruction of dust. We include condensation of dust in stellar ejecta, the
growth of du... | arxiv topic:astro-ph.GA astro-ph.CO |
arxiv_dataset-77421609.08722 | Solving polynomial systems via homotopy continuation and monodromy
math.AG cs.MS
We study methods for finding the solution set of a generic system in a family
of polynomial systems with parametric coefficients. We present a framework for
describing monodromy based solvers in terms of decorated graphs. Under the
the... | arxiv topic:math.AG cs.MS |
arxiv_dataset-77431609.08822 | Quantitative separation of the anisotropic magnetothermopower and planar
Nernst effect by the rotation of an in-plane thermal gradient
cond-mat.mes-hall cond-mat.mtrl-sci
A thermal gradient as the driving force for spin currents plays a key role in
spin caloritronics. In this field the spin Seebeck effect (SSE) i... | arxiv topic:cond-mat.mes-hall cond-mat.mtrl-sci |
arxiv_dataset-77441609.08922 | The CP-odd sector and $\theta$ dynamics in holographic QCD
hep-ph hep-lat hep-th
The holographic model of V-QCD is used to analyze the physics of QCD in the
Veneziano large-N limit. An unprecedented analysis of the CP-odd physics is
performed going beyond the level of effective field theories. The structure of
holo... | arxiv topic:hep-ph hep-lat hep-th |
arxiv_dataset-77451609.09022 | Eigenvector Statistics of Sparse Random Matrices
math.PR
We prove that the bulk eigenvectors of sparse random matrices, i.e. the
adjacency matrices of Erd\H{o}s-R\'enyi graphs or random regular graphs, are
asymptotically jointly normal, provided the averaged degree increases with the
size of the graphs. Our methodo... | arxiv topic:math.PR |
arxiv_dataset-77461609.09122 | Sharp Dirac's Theorem for DP-Critical Graphs
math.CO
Correspondence coloring, or DP-coloring, is a generalization of list coloring
introduced recently by Dvo\v{r}\'{a}k and Postle. In this paper we establish a
version of Dirac's theorem on the minimum number of edges in critical graphs in
the framework of DP-colori... | arxiv topic:math.CO |
arxiv_dataset-77471609.09222 | Dimension reduction for systems with slow relaxation
cond-mat.stat-mech math.PR physics.data-an
We develop reduced, stochastic models for high dimensional, dissipative
dynamical systems that relax very slowly to equilibrium and can encode long
term memory. We present a variety of empirical and first principles appr... | arxiv topic:cond-mat.stat-mech math.PR physics.data-an |
arxiv_dataset-77481609.09322 | Modified viscosity in accretion disks. Application to Galactic black
hole binaries, intermediate mass black holes and AGN
astro-ph.HE
Black holes (BHs) surrounded by accretion disks are present in the Universe
at different scales of masses, from microquasars up to the active galactic
nuclei (AGNs). The current pi... | arxiv topic:astro-ph.HE |
arxiv_dataset-77491609.09422 | Jet formation in solar atmosphere due to magnetic reconnection
astro-ph.SR
Using numerical simulations, we show that jets with features of type II
spicules and cold coronal jets corresponding to temperatures $10^{4}$ K can be
formed due to magnetic reconnection in a scenario in presence of magnetic
resistivity. For... | arxiv topic:astro-ph.SR |
arxiv_dataset-77501609.09522 | Charged Point Normalization: An Efficient Solution to the Saddle Point
Problem
cs.LG
Recently, the problem of local minima in very high dimensional non-convex
optimization has been challenged and the problem of saddle points has been
introduced. This paper introduces a dynamic type of normalization that forces
th... | arxiv topic:cs.LG |
arxiv_dataset-77511609.09622 | Inhibiting decoherence of two-level atom in thermal bath by presence of
boundaries
quant-ph
We study, in the paradigm of open quantum systems, the dynamics of quantum
coherence of a static polarizable two-level atom which is coupled with a
thermal bath of fluctuating electromagnetic field in the absence and prese... | arxiv topic:quant-ph |
arxiv_dataset-77521609.09722 | Photoionisation of Cl$^+$ from the $3s^23p^4\;^3P_{2,1,0}$ and
the$3s^23p^4\;^1D_2, ^1S_0$ states in the energy range 19 - 28 eV
physics.atom-ph astro-ph.EP
Absolute photoionisation cross sections for the Cl$^+$ ion in its ground and
the metastable states; $3s^2 3p^4\; ^3P_{2,1,0}$, and $3s^2 3p^4\; ^1D_2,\;
^1S_... | arxiv topic:physics.atom-ph astro-ph.EP |
arxiv_dataset-77531609.09822 | Stepping Stabilization Using a Combination of DCM Tracking and Step
Adjustment
cs.RO
In this paper, a method for stabilizing biped robots stepping by a
combination of Divergent Component of Motion (DCM) tracking and step adjustment
is proposed. In this method, the DCM trajectory is generated, consistent with
the ... | arxiv topic:cs.RO |
arxiv_dataset-77541610.00053 | Superconducting optoelectronic circuits for neuromorphic computing
cs.NE cond-mat.supr-con physics.optics
Neural networks have proven effective for solving many difficult
computational problems. Implementing complex neural networks in software is
very computationally expensive. To explore the limits of information
... | arxiv topic:cs.NE cond-mat.supr-con physics.optics |
arxiv_dataset-77551610.00153 | Study of the lowest tensor and scalar resonances in the $\tau \to
\pi\pi\pi \nu_\tau$ decay
hep-ph
In this note we present a new parametrization of the hadronic current for the
decay $\tau \to \pi\pi\pi \nu_\tau$ derived from the chiral lagrangian with
explicit inclusion of resonances. We have included both scala... | arxiv topic:hep-ph |
arxiv_dataset-77561610.00253 | Asynchronous Distributed Execution Of Fixpoint-Based Computational
Fields
cs.LO
Coordination is essential for dynamic distributed systems whose components
exhibit interactive and autonomous behaviors. Spatially distributed, locally
interacting, propagating computational fields are particularly appealing for
allow... | arxiv topic:cs.LO |
arxiv_dataset-77571610.00353 | $O(m^9)$ network flow LP model of the Assignment Problem polytope with
applications to hard combinatorial optimization problems
cs.DS cs.CC cs.DM math.CO math.OC
In this paper, we present a new, network flow LP model of the standard
Assignment Problem (AP) polytope. The model is not meant to be competitive with
e... | arxiv topic:cs.DS cs.CC cs.DM math.CO math.OC |
arxiv_dataset-77581610.00453 | Estimating thermodynamic expectations and free energies in expanded
ensemble simulations: systematic variance reduction through conditioning
cond-mat.stat-mech
Markov chain Monte Carlo methods are primarily used for sampling from a given
probability distribution and estimating multi-dimensional integrals based on... | arxiv topic:cond-mat.stat-mech |
arxiv_dataset-77591610.00553 | A general theory of linear cosmological perturbations: bimetric theories
gr-qc astro-ph.CO hep-th
We implement the method developed in [1] to construct the most general
parametrised action for linear cosmological perturbations of bimetric theories
of gravity. Specifically, we consider perturbations around a homogen... | arxiv topic:gr-qc astro-ph.CO hep-th |
arxiv_dataset-77601610.00653 | Phase transitions in distributed control systems with multiplicative
noise
cond-mat.stat-mech cond-mat.dis-nn cs.SY math.OC
Contemporary technological challenges often involve many degrees of freedom
in a distributed or networked setting. Three aspects are notable: the variables
are usually associated with the no... | arxiv topic:cond-mat.stat-mech cond-mat.dis-nn cs.SY math.OC |
arxiv_dataset-77611610.00753 | Maxwell's equations as a special case of deformation of a solid lattice
in Euler's coordinates
physics.gen-ph
It is shown that the set of equations known as Maxwell's equations perfectly
describe two very different systems: (1) the usual electromagnetic phenomena in
vacuum or in the matter and (2) the deformation... | arxiv topic:physics.gen-ph |
arxiv_dataset-77621610.00853 | Constrained Hitting Set and Steiner Tree in $SC_k$ and $2K_2$-free
Graphs
math.CO cs.DM
\emph{Strictly Chordality-$k$ graphs ($SC_k$)} are graphs which are either
cycle-free or every induced cycle is of length exactly $k, k \geq 3$. Strictly
chordality-3 and strictly chordality-4 graphs are well known chordal and... | arxiv topic:math.CO cs.DM |
arxiv_dataset-77631610.00953 | Fast and Reliable Primary Frequency Reserves From Refrigerators with
Decentralized Stochastic Control
math.OC cs.SY
Due to increasing shares of renewable energy sources, more frequency reserves
are required to maintain power system stability. In this paper, we present a
decentralized control scheme that allows a ... | arxiv topic:math.OC cs.SY |
arxiv_dataset-77641610.01053 | Magnetic state of Nb(1-7nm)/Cu$_{30}$Ni$_{70}$(6nm) superlattices
revealed by Polarized Neutron Reflectometry and SQUID magnetometry
cond-mat.mes-hall
We report results of a magnetic characterization of
[Cu$_{30}$Ni$_{70}$(6nm)]$_{20}$ (x=1-7nm) superlattices using Polarized
Neutron Reflectometry (PNR) and SQUID ... | arxiv topic:cond-mat.mes-hall |
arxiv_dataset-77651610.01153 | Integration of higher IT education in Ukraine in the global
IT-educational space
cs.CY
The article presents the results of a study of the current state of higher IT
education system in Ukraine. The problems of reforming higher IT education
system of Ukraine in accordance with the commitments made by Ukraine in
co... | arxiv topic:cs.CY |
arxiv_dataset-77661610.01253 | Some bivariate stochastic models arising from group representation
theory
math.PR math.CA
The aim of this paper is to study some continuous-time bivariate Markov
processes arising from group representation theory. The first component (level)
can be either discrete (quasi-birth-and-death processes) or continuous
(... | arxiv topic:math.PR math.CA |
arxiv_dataset-77671610.01353 | Confidence regions for high-dimensional generalized linear models under
sparsity
stat.ME math.ST stat.TH
We study asymptotically normal estimation and confidence regions for
low-dimensional parameters in high-dimensional sparse models. Our approach is
based on the $\ell_1$-penalized M-estimator which is used for ... | arxiv topic:stat.ME math.ST stat.TH |
arxiv_dataset-77681610.01453 | Gravitational Baryogenesis in Running Vacuum models
gr-qc astro-ph.CO
We study the gravitational baryogenesis mechanism for generating baryon
asymmetry in the context of running vacuum models. Regardless if these models
can produce a viable cosmological evolution, we demonstrate that they produce a
non-zero baryon-... | arxiv topic:gr-qc astro-ph.CO |
arxiv_dataset-77691610.01553 | Coordination of Heterogeneous Nonlinear Multi-Agent Systems with
Prescribed Behaviors
math.OC
In this paper, we consider a coordination problem for a class of
heterogeneous nonlinear multi-agent systems with a prescribed input-output
behavior which was represented by another input-driven system. In contrast to
mo... | arxiv topic:math.OC |
arxiv_dataset-77701610.01653 | Decay Properties of Solutions to a 4-parameter Family of Wave Equations
math.AP
In this paper, persistence properties of solutions are investigated for a
4-parameter family ($k-abc$ equation) of evolution equations having
$(k+1)$-degree non-linearities and containing as its integrable members the
Camassa-Holm, the ... | arxiv topic:math.AP |
arxiv_dataset-77711610.01753 | A general lower bound for collaborative tree exploration
cs.DM cs.DS
We consider collaborative graph exploration with a set of $k$ agents. All
agents start at a common vertex of an initially unknown graph and need to
collectively visit all other vertices. We assume agents are deterministic,
vertices are distinguish... | arxiv topic:cs.DM cs.DS |
arxiv_dataset-77721610.01853 | $GW$100: a plane wave perspective for small molecules
cond-mat.mtrl-sci
In a recent work, van Setten and coworkers have presented a carefully
converged $G_0W_0$ study of 100 closed shell molecules [J. Chem. Theory Comput.
11, 5665 (2015)]. For two different codes they found excellent agreement to
within few 10 meV ... | arxiv topic:cond-mat.mtrl-sci |
arxiv_dataset-77731610.01953 | The Future Internet of Things and Security of its Control Systems
cs.CY cs.CR
We consider the future cyber security of industrial control systems. As best
as we can see, much of this future unfolds in the context of the Internet of
Things (IoT). In fact, we envision that all industrial and infrastructure
environmen... | arxiv topic:cs.CY cs.CR |
arxiv_dataset-77741610.02053 | Biorthogonal projected energies of a Gutzwiller similarity transformed
Hamiltonian
cond-mat.str-el
We present a method incorporating biorthogonal orbital-optimization, symmetry
projection, and double-occupancy screening with a non-unitary similarity
transformation generated by the Gutzwiller factor $
n_{i\uparrow... | arxiv topic:cond-mat.str-el |
arxiv_dataset-77751610.02153 | Distribution of singular values of random band matrices;
Marchenko-Pastur law and more
math.PR
We consider the limiting spectral distribution of matrices of the form
$\frac{1}{2b_{n}+1} (R + X)(R + X)^{*}$, where $X$ is an $n\times n$ band
matrix of bandwidth $b_{n}$ and $R$ is a non random band matrix of bandwid... | arxiv topic:math.PR |
arxiv_dataset-77761610.02253 | Performance analysis of multi-dimensional ESPRIT-type algorithms for
arbitrary and strictly non-circular sources with spatial smoothing
cs.IT math.IT
Spatial smoothing is a widely used preprocessing scheme to improve the
performance of high-resolution parameter estimation algorithms in case of
coherent signals or... | arxiv topic:cs.IT math.IT |
arxiv_dataset-77771610.02353 | Phonon Optimized Potentials
cond-mat.mtrl-sci
Molecular dynamics (MD) simulations have been extensively used to study
phonons and gain insight, but direct comparisons to experimental data are often
difficult, due to a lack of empirical interatomic potentials (EIPs) for
different systems. As a result, this issue has... | arxiv topic:cond-mat.mtrl-sci |
arxiv_dataset-77781610.02453 | A construction of certain weak colimits and an exactness property of the
2-category of categories
math.CT
Given a 2-category $\mathcal{A}$, a $2$-functor $\mathcal{A} \overset {F}
{\longrightarrow} \mathcal{C}at$ and a distinguished 1-subcategory $\Sigma
\subset \mathcal{A}$ containing all the objects, a $\sigma$... | arxiv topic:math.CT |
arxiv_dataset-77791610.02553 | Regularization by noise and flows of solutions for a stochastic heat
equation
math.PR
Motivated by the regularization by noise phenomenon for SDEs we prove
existence and uniqueness of the flow of solutions for the non-Lipschitz
stochastic heat equation $$\frac{\partial u}{\partial
t}=\frac12\frac{\partial^2 u}{\p... | arxiv topic:math.PR |
arxiv_dataset-77801610.02653 | Lasso-based forecast combinations for forecasting realized variances
stat.AP
Volatility forecasts are key inputs in financial analysis. While lasso based
forecasts have shown to perform well in many applications, their use to obtain
volatility forecasts has not yet received much attention in the literature.
Lasso e... | arxiv topic:stat.AP |
arxiv_dataset-77811610.02753 | Local M-estimation with Discontinuous Criterion for Dependent and
Limited Observations
math.ST stat.ME stat.TH
This paper examines asymptotic properties of local M-estimators under three
sets of high-level conditions. These conditions are sufficiently general to
cover the minimum volume predictive region, conditi... | arxiv topic:math.ST stat.ME stat.TH |
arxiv_dataset-77821610.02853 | Minimal energy solutions to the fractional Lane-Emden system, I:
Existence and singularity formation
math.AP
This is the first of two papers which study asymptotic behavior of minimal
energy solutions to the fractional Lane-Emden system in a smooth bounded domain
$\Omega$ \[(-\Delta)^s u = v^p, \quad (-\Delta)^s ... | arxiv topic:math.AP |
arxiv_dataset-77831610.02953 | Comments on Dumitrescu's "A Selectable Sloppy Heap"
cs.DS
Dumitrescu [arXiv:1607.07673] describes a data structure referred to as a
Selectable Sloppy Heap. We present a simplified approach, and also point out
aspects of Dumitrescu's exposition that require scrutiny.
| arxiv topic:cs.DS |
arxiv_dataset-77841610.03053 | Solid-state neutron detectors based on thickness scalable hexagonal
boron nitride
physics.ins-det
This paper reports on the device processing and characterization of hexagonal
boron nitride (hBN) based solid-state thermal neutron detectors, where hBN
thickness varied from 2.5 to 15 microns. These natural hBN epil... | arxiv topic:physics.ins-det |
arxiv_dataset-77851610.03153 | Determination of a structural break in a mean-reverting process
math.ST stat.TH
Determining accurately when regime and structural changes occur in various
time-series data is critical in many social and natural sciences. We develop
and show further the equivalence of two consistent estimation techniques in
locating... | arxiv topic:math.ST stat.TH |
arxiv_dataset-77861610.03253 | A quantum spectrum analyzer enhanced by a nuclear spin memory
quant-ph cond-mat.mes-hall
We realize a two-qubit sensor designed for achieving high spectral resolution
in quantum sensing experiments. Our sensor consists of an active "sensing
qubit" and a long-lived "memory qubit", implemented by the electronic and t... | arxiv topic:quant-ph cond-mat.mes-hall |
arxiv_dataset-77871610.03353 | Heegaard Floer invariants in codimension one
math.GT
Using Heegaard Floer homology, we construct a numerical invariant for any
smooth, oriented $4$-manifold $X$ with the homology of $S^1 \times S^3$.
Specifically, we show that for any smoothly embedded $3$-manifold $Y$
representing a generator of $H_3(X)$, a suitab... | arxiv topic:math.GT |
arxiv_dataset-77881610.03453 | High Energy QCD at NLO: from light-cone wave function to JIMWLK
evolution
hep-ph hep-th nucl-th
Soft components of the light cone wave-function of a fast moving projectile
hadron is computed in perturbation theory to third order in QCD coupling
constant. At this order, the Fock space of the soft modes consists of... | arxiv topic:hep-ph hep-th nucl-th |
arxiv_dataset-77891610.03553 | Long Term Sunspot Cycle Phase Coherence with Periodic Phase Disruptions
astro-ph.SR
In 1965 Paul D. Jose published his discovery that both the motion of the Sun
about the center of mass of the solar system and periods comprised of eight
Hale magnetic sunspot cycles with a mean period of ~22.37 years have a matching... | arxiv topic:astro-ph.SR |
arxiv_dataset-77901610.03653 | Dynamic patterns of overexploitation in fisheries
q-bio.PE
Understanding overfishing phenomenon and regulating fishing quotas is a major
global challenge for the 21st Century both in terms of providing food for
humankind and to preserve the oceans ecosystems. However, fishing is a complex
economic activity, affecte... | arxiv topic:q-bio.PE |
arxiv_dataset-77911610.03753 | Evidence for a spinon Fermi surface in the triangular S=1 quantum spin
liquid Ba$_3$NiSb$_2$O$_9$
cond-mat.str-el
Inelastic neutron scattering is used to study the low-energy magnetic
excitations in the spin-1 triangular lattice of the 6H-B phase of
Ba$_3$NiSb$_2$O$_9$. We study two powder samples: Ba$_3$NiSb$_2$... | arxiv topic:cond-mat.str-el |
arxiv_dataset-77921610.03853 | IMF and [Na/Fe] abundance ratios from optical and NIR Spectral Features
in Early-type Galaxies
astro-ph.GA
We present a joint analysis of the four most prominent sodium-sensitive
features (NaD, NaI8190, NaI1.14, and NaI2.21), in the optical and Near-Infrared
spectral range, of two nearby, massive (sigma~300km/s),... | arxiv topic:astro-ph.GA |
arxiv_dataset-77931610.03953 | Excitons in solids from time-dependent density-functional theory:
Assessing the Tamm-Dancoff approximation
cond-mat.mtrl-sci
Excitonic effects in solids can be calculated using the Bethe-Salpeter
equation (BSE) or the Casida equation of time-dependent density-functional
theory (TDDFT). In both methods, the Tamm-D... | arxiv topic:cond-mat.mtrl-sci |
arxiv_dataset-77941610.04053 | Relaxation of charge in monolayer graphene: fast non-linear diffusion vs
Coulomb effects
cond-mat.mes-hall
Pristine monolayer graphene exhibits very poor screening because the density
of states vanishes at the Dirac point. As a result, charge relaxation is
controlled by the effects of zero-point motion (rather th... | arxiv topic:cond-mat.mes-hall |
arxiv_dataset-77951610.04153 | Aminated TiO2 nanotube as a Photoelectrochemical Water Splitting
photoanode
cond-mat.mtrl-sci
The present work reports on the enhancement of TiO2 nanotubes
photoelectrochemical water splitting rate by decorating the nanostructure with
an amine layer in a hydrothermal process using diethylenetriamine (DETA). The
a... | arxiv topic:cond-mat.mtrl-sci |
arxiv_dataset-77961610.04253 | On Near Perfect Numbers
math.NT
The study of perfect numbers (numbers which equal the sum of their proper
divisors) goes back to antiquity, and is responsible for some of the oldest and
most popular conjectures in number theory. We investigate a generalization
introduced by Pollack and Shevelev: $k$-near-perfect nu... | arxiv topic:math.NT |
arxiv_dataset-77971610.04353 | Products of Ideals and Jet Schemes
math.AC math.AG
In the present paper, we give a full description of the jet schemes of the
polynomial ideal $\left( x_1\ldots x_n \right) \in k[x_1, \ldots, x_n]$ over a
field of zero characteristic. We use this description to answer questions about
products and intersections of i... | arxiv topic:math.AC math.AG |
arxiv_dataset-77981610.04453 | Note on recursion relations for the $\mathcal{Q}$-cut representation
hep-th
In this note, we study the $\mathcal{Q}$-cut representation by combining it
with BCFW deformation. As a consequence, the one-loop integrand is expressed in
terms of a recursion relation, i.e., $n$-point one-loop integrand is
constructed usi... | arxiv topic:hep-th |
arxiv_dataset-77991610.04553 | Optical phase conjugation with less than a photon per degree of freedom
physics.optics
We demonstrate experimentally that optical phase conjugation can be used to
focus light through strongly scattering media even when far less than a photon
per optical degree of freedom is detected. We found that the best achievab... | arxiv topic:physics.optics |
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