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We study the hermitian one matrix model with semi-classical potential. This is a general unitary invariant random matrix ensemble in which the potential has a derivative that is a rational function and the measure is supported on some…

数学物理 · 物理学 2015-04-20 Max R. Atkin

We consider the joint distributions of particle positions for the continuous time totally asymmetric simple exclusion process (TASEP). They are expressed as Fredholm determinants with a kernel defining a signed determinantal point process.…

数学物理 · 物理学 2008-01-20 Alexei Borodin , Patrik L. Ferrari , Michael Prähofer , Tomohiro Sasamoto

We give a construction of the Hawkes process as a piecewise competing risks model. We argue that the most natural interpretation of the self-excitation kernel is the hazard function of a defective random variable. This establishes a link…

统计方法学 · 统计学 2021-05-04 Maximilian Aigner , Valérie Chavez-Demoulin

For this work, we studied a finite system of discreet-size aggregating particles for two types of kernels with arbitrary parameters, a condensation (or branched-chain polymerization) kernel, $K(i,j)=(A+i)(A+j)$, and a linear combination of…

统计力学 · 物理学 2021-09-15 Michał Łepek , Agata Fronczak , Piotr Fronczak

We consider a family of linear operators, diagonalized by the Hankel transform. The Fredholm determinants of these operators, restricted to $L_2[0, R]$, are expressed in a convenient form for asymptotic analysis as $R\to\infty$. The result…

泛函分析 · 数学 2025-04-15 Sergei M. Gorbunov

We study the density estimation problem with observations generated by certain dynamical systems that admit a unique underlying invariant Lebesgue density. Observations drawn from dynamical systems are not independent and moreover, usual…

机器学习 · 统计学 2016-07-14 Hanyuan Hang , Ingo Steinwart , Yunlong Feng , Johan A. K. Suykens

This paper presents new and effective algorithms for learning kernels. In particular, as shown by our empirical results, these algorithms consistently outperform the so-called uniform combination solution that has proven to be difficult to…

机器学习 · 计算机科学 2024-05-01 Corinna Cortes , Mehryar Mohri , Afshin Rostamizadeh

Can we find a self-similar set on the line with positive Lebesgue measure and empty interior? Currently, we do not have the answer for this question for deterministic self-similar sets. In this paper we answer this question negatively for…

概率论 · 数学 2023-05-02 Michel Dekking , Karoly Simon , Balazs Szekely , Nora Szekeres

We develop a method of constructing a kernel of Lie algebra weight system. A main tool we use in the analysis is Vogel's $\Lambda$ algebra and the surrounding framework. As an example of a developed technique we explicitly provide all…

量子代数 · 数学 2025-01-23 Dmitry Khudoteplov , Elena Lanina , Alexey Sleptsov

Many graph problems were first shown to be fixed-parameter tractable using the results of Robertson and Seymour on graph minors. We show that the combination of finite, computable, obstruction sets and efficient order tests is not just one…

计算复杂性 · 计算机科学 2013-05-15 Michael R. Fellows , Bart M. P. Jansen

This paper proves a representation theorem regarding sequences of random elements that take values in a Borel space and are measurable with respect to the sigma algebra generated by an arbitrary union of sigma algebras. This, together with…

概率论 · 数学 2022-07-07 Michael J. Neely

Tensor Network (TN) Kernel Machines speed up model learning by representing parameters as low-rank TNs, reducing computation and memory use. However, most TN-based Kernel methods are deterministic and ignore parameter uncertainty. Further,…

机器学习 · 统计学 2025-07-16 Afra Kilic , Kim Batselier

We show that the symplectic and orthogonal character analogues of Okounkov's Schur measure (on integer partitions) are determinantal, with explicit correlation kernels. We apply this to prove certain Borodin-Okounkov-Gessel-type results…

概率论 · 数学 2020-01-31 Dan Betea

Deciding the positivity of a sequence defined by a linear recurrence with polynomial coefficients and initial condition is difficult in general. Even in the case of recurrences with constant coefficients, it is known to be decidable only…

符号计算 · 计算机科学 2024-12-12 Alaa Ibrahim , Bruno Salvy

We study Fredholm determinants of a class of integral operators, whose kernels can be expressed as double contour integrals of a special type. Such Fredholm determinants appear in various random matrix and statistical physics models. We…

数学物理 · 物理学 2020-10-29 Mattia Cafasso , Tom Claeys , Manuela Girotti

The paper describes an application of Aggregating Algorithm to the problem of regression. It generalizes earlier results concerned with plain linear regression to kernel techniques and presents an on-line algorithm which performs nearly as…

机器学习 · 计算机科学 2012-07-19 Alex Gammerman , Yuri Kalnishkan , Vladimir Vovk

This paper considers extensions of minimum-disparity estimators to the problem of estimating parameters in a regression model that is conditionally specified; that is where a parametric model describes the distribution of a response $y$…

统计理论 · 数学 2016-02-10 Giles Hooker

Let $K\subset R^n$ be a compact basic semi-algebraic set. We provide a necessary and sufficient condition (with no a priori bounding parameter) for a real sequence $y=(y_\alpha)$, $\alpha\in N^n$, to have a finite representing Borel measure…

最优化与控制 · 数学 2013-07-30 Jean-Bernard Lasserre

Let $E \subset \C$ be a Borel set with finite length, that is, $0<\mathcal{H}^1 (E)<\infty$. By a theorem of David and L\'eger, the $L^2 (\mathcal{H}^1 \lfloor E)$-boundedness of the singular integral associated to the Cauchy kernel (or…

经典分析与常微分方程 · 数学 2016-10-17 Vasilis Chousionis , Joan Mateu , Laura Prat , Xavier Tolsa

Superdeterminism - where the Measurement Independence assumption in Bell's Theorem is violated - is frequently assumed to imply implausibly conspiratorial correlations between properties $\lambda$ of particles being measured and measurement…

量子物理 · 物理学 2024-01-09 Tim Palmer
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