Search Results - "Pinsky, Ross G."
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Permutations avoiding a pattern of length three under Mallows distributions
Published in Random structures & algorithms (01-07-2021)“…We consider permutations avoiding a pattern of length three under the family of Mallows distributions. In particular, for any pattern τ∈S3∖{321}, we obtain…”
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The infinite limit of separable permutations
Published in Random structures & algorithms (01-12-2021)“…Let Pnsep denote the uniform probability measure on the set of separable permutations in Sn. Let ℕ∗=ℕ∪{∞} with an appropriate metric and denote by S(ℕ,ℕ∗) the…”
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Spectral analysis of a class of nonlocal elliptic operators related to Brownian motion with random jumps
Published in Transactions of the American Mathematical Society (01-09-2009)“…Let D\subset R^d be a bounded domain and let \mathcal P(D) denote the space of probability measures on D. Consider a Brownian motion in D which is killed at…”
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On the strange domain of attraction to generalized Dickman distributions for sums of independent random variables
Published in Electronic journal of probability (01-01-2018)Get full text
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The speed of a random walk excited by its recent history
Published in Advances in applied probability (01-03-2016)“…Let N and M be positive integers satisfying 1≤ M≤ N, and let 0< p0 < p1 < 1. Define a process {Xn}n=0∞ on ℤ as follows. At each step, the process jumps either…”
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Probabilistic and combinatorial aspects of the card-cyclic to random insertion shuffle
Published in Random structures & algorithms (01-03-2015)“…Consider a permutation σ ∈ Sn as a deck of cards numbered from 1 to n and laid out in a row, where σj denotes the number of the card that is in the j‐th…”
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Transience, recurrence and the speed of a random walk in a site-based feedback environment
Published in Probability theory and related fields (01-04-2017)“…We study a random walk on Z which evolves in a dynamic environment determined by its own trajectory. Sites flip back and forth between two modes, p and q . R…”
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Ergodic behavior of diffusions with random jumps from the boundary
Published in Stochastic processes and their applications (01-03-2009)“…We consider a diffusion process on D ⊂ R d , which upon hitting ∂ D , is redistributed in D according to a probability measure depending continuously on its…”
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Absolute continuity/singularity and relative entropy properties for probability measures induced by diffusions on infinite time intervals
Published in Stochastic processes and their applications (01-02-2005)“…In this paper we study mutual absolute continuity, finiteness of relative entropy and the possibility of their equivalence for probability measures on C ( [ 0…”
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Transcience/Recurrence for Normally Reflected Brownian Motion in Unbounded Domains
Published in The Annals of probability (01-03-2009)“…Let $D \subsetneq R^{d}$ be an unbounded domain and let B(t) be a Brownian motion in D with normal reflection at the boundary. We study the…”
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A probabilistic approach to bounded/positive solutions for Schrödinger operators with certain classes of potentials
Published in Transactions of the American Mathematical Society (01-12-2008)“…Consider the equation {(^*)\qquad \qquad \qquad \qquad \qquad \frac 12\Delta u-Vu=0 \text { in }R^d, \qquad \qquad \qquad \qquad \qquad \qquad } for d\ge 3…”
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Asymptotics for the heat equation in the exterior of a shrinking compact set in the plane via Brownian hitting times
Published in Proceedings of the American Mathematical Society (01-06-2002)“…Let D_{r}=\{x\in R^{2}:|x|\le r\} and let \gamma be a continuous, nonincreasing function on [0,\infty ) satisfying \lim _{t\to \infty }\gamma (t)=0. Consider…”
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Clustering of consecutive numbers in permutations avoiding a pattern of length three or avoiding a finite number of simple patterns
Published in Discrete mathematics (01-12-2024)“…For η∈S3, let Snav(η) denote the set of permutations in Sn that avoid the pattern η, and let Enav(η) denote the expectation with respect to the uniform…”
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When the Law of Large Numbers Fails for Increasing Subsequences of Random Permutations
Published in The Annals of probability (01-03-2007)“…Let the random variable $Z_{n,k}$ denote the number of increasing subsequences of length k in a random permutation from $S_{n}$, the symmetric group of…”
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Two measures of efficiency for the secretary problem with multiple items at each rank
Published in Advances in applied mathematics (01-09-2024)“…For 2≤k∈N, consider the following adaptation of the classical secretary problem. There are k items at each of n linearly ordered ranks. The kn items are…”
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A PROBABILISTIC APPROACH TO THE LIOUVILLE PROPERTY FOR SCHRÖDINGER OPERATORS WITH AN APPLICATION TO INFINITE CONFIGURATIONS OF BALLS
Published in Proceedings of the American Mathematical Society (01-12-2010)“…Consider the equation (*) $\frac{1} {2}\Delta u - Vu - 0inR^d $ for d≥ 3, where V ≥ 0. One says that the Liouville property holds if the only bounded solution…”
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The secretary problem with biased arrival order via a Mallows distribution
Published in Advances in applied mathematics (01-09-2022)“…We solve the secretary problem in the case that the ranked items arrive in a statistically biased order rather than in uniformly random order. The bias is…”
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Transcience/recurrence for normally reflected Brownian motion in unbounded domains
Published in The Annals of probability (01-03-2009)Get full text
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