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We provide a comprehensive overview of the fundamental structural properties of weighted projective Reed-Muller codes. We give a recursive construction for these codes, under some conditions for the weights, and we use it to derive bounds…

信息论 · 计算机科学 2026-03-26 Jade Nardi , Rodrigo San-José

Variational Inference is a powerful tool in the Bayesian modeling toolkit, however, its effectiveness is determined by the expressivity of the utilized variational distributions in terms of their ability to match the true posterior…

机器学习 · 统计学 2019-05-10 Artem Sobolev , Dmitry Vetrov

In this work we investigate a class of random walks that interacts with its environment called Tree Builder Random Walk (TBRW). In our settings, at each step, the walker adds a random number of vertices to its position sampled according to…

概率论 · 数学 2026-03-31 Caio Alves , Rodrigo Ribeiro

Discriminative Random Walks (DRWs) are a simple yet powerful tool for semi-supervised node classification, but their theoretical foundations remain fragmentary. We revisit DRWs through the lens of information geometry, treating the family…

机器学习 · 统计学 2026-02-10 Masanari Kimura

Let $W$ be a nonnegative random variable with expectation $1$. For all $r \geqslant 2$, we consider the total mass $Z_r^\infty$ of the associated Mandelbrot multiplicative cascade in the $r$-ary tree. For all $n \geqslant 1$, we also…

概率论 · 数学 2023-10-24 Thierry Klein , Agnès Lagnoux , P Petit

We consider a multivariate distributional recursion of sum-type as arising in the probabilistic analysis of algorithms and random trees. We prove an upper tail bound for the solution using Chernoff's bounding technique by estimating the…

概率论 · 数学 2011-06-21 Goetz Olaf Munsonius

A shape-function independent relation is derived between the partial B->X_u+l+nu decay rate with a cut on P_+=E_X-P_X<Delta and a weighted integral over the normalized B->X_s+gamma photon-energy spectrum. The leading-power contribution to…

高能物理 - 唯象学 · 物理学 2011-02-01 Bjorn O. Lange , Matthias Neubert , Gil Paz

The breakup of the shearless invariant torus with winding number $\omega=\sqrt{2}-1$ is studied numerically using Greene's residue criterion in the standard nontwist map. The residue behavior and parameter scaling at the breakup suggests…

混沌动力学 · 物理学 2009-11-11 K. Fuchss , A. Wurm , P. J. Morrison

In this paper, we investigate the theory of dynamical axion string emerging from chiral symmetry breaking in three-dimensional Weyl semimetals. The chiral symmetry is spontaneously broken by a charge density wave (CDW) order which opens an…

强关联电子 · 物理学 2016-08-10 Yizhi You , Gil Young Cho , Taylor L. Hughes

The Weighted Inertia-Energy-Dissipation (WIDE) principle is a global variational approach to nonlinear evolution equations of parabolic and hyperbolic type. The minimization of the parameter-dependent WIDE functional on trajectories…

偏微分方程分析 · 数学 2024-07-31 Ulisse Stefanelli

In this paper, new few weights linear codes over the local ring $R=\mathbb{F}_p+u\mathbb{F}_p+v\mathbb{F}_p+uv\mathbb{F}_p,$ with $u^2=v^2=0, uv=vu,$ are constructed by using the trace function defined over an extension ring of degree $m.$…

信息论 · 计算机科学 2016-12-15 Shi Minjia , Qian Liqin , Sole Patrick

Given a graph $G=(V,E)$ with a weight $w_v$ associated with each vertex $v\in V$, the maximum weighted induced forest problem (MWIF) consists of encountering a maximum weighted subset $V'\subseteq V$ of the vertices such that $V'$ induces a…

最优化与控制 · 数学 2021-12-06 Rafael A. Melo , Celso C. Ribeiro

Given a simple graph $G$, a weight function $w:E(G)\rightarrow \mathbb{N} \setminus \{0\}$, and an orientation $D$ of $G$, we define $\mu^-(D) = \max_{v \in V(G)} w_D^-(v)$, where $w^-_D(v) = \sum_{u\in N_D^{-}(v)}w(uv)$. We say that $D$ is…

数据结构与算法 · 计算机科学 2018-04-12 Júlio Araújo , Cláudia Linhares Sales , Ignasi Sau , Ana Silva

The uniform spanning tree (UST) and the loop-erased random walk (LERW) are related probabilistic processes. We consider the limits of these models on a fine grid in the plane, as the mesh goes to zero. Although the existence of scaling…

概率论 · 数学 2008-11-26 Oded Schramm

Consider an $\R^d$-valued branching random walk (BRW) on a supercritical Galton Watson tree. Without any assumption on the distribution of this BRW we compute, almost surely and simultaneously, the Hausdorff and packing dimensions of the…

数学物理 · 物理学 2015-06-15 Najmeddine Attia , Julien Barral

We study degree-penalized contact processes on Galton-Watson trees (GW) and the configuration model. The model we consider is a modification of the usual contact process on a graph. In particular, each vertex can be either infected or…

概率论 · 数学 2026-01-21 Zsolt Bartha , Júlia Komjáthy , Daniel Valesin

The key feature of Weyl semimetals (WSM) is the presence of topologically protected Dirac cones in a 3D material. We consider the effect of restricting geometry on the spectrum of excitations in WSM using as a model a cylindrical WSM wire.…

介观与纳米尺度物理 · 物理学 2018-01-23 Mikhail Erementchouk , Pinaki Mazumder

The degree-degree correlation is crucial in understanding the structural properties of and dynamics occurring upon network, and is often measured by the assortativity coefficient $r$. In this paper, we first study this measure in detail and…

物理与社会 · 物理学 2024-06-25 Fei Ma

A particular continuous-time multitype branching process is considered, it is the continuous-time embedding of a discrete-time process which is very popular in theoretical computer science: the m-ary search tree (m is an integer). There is…

概率论 · 数学 2011-12-02 Brigitte Chauvin , Quansheng Liu , Nicolas Pouyanne

We have studied the $f$-mode oscillations of differentially rotating polytropes by making use of the linear stability analysis. We found that the critical values of $T/|W|$ where the dynamical instability against the $m = 2$ $f$-mode…

天体物理学 · 物理学 2009-11-07 Shigeyuki Karino , Yoshiharu Eriguchi