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We investigate the possibility of defining meaningful upper and lower quantization dimensions for a compactly supported Borel probability measure of order $r$, including negative values of $r$. To this end, we use the concept of partition…

概率论 · 数学 2026-01-14 Marc Kesseböhmer , Aljoscha Niemann

For a given $r\in (0, +\infty)$, the quantization dimension of order $r$, if it exists, denoted by $D_r(\mu)$, of a Borel probability measure $\mu$ on ${\mathbb R}^d$ represents the speed how fast the $n$th quantization error of order $r$…

动力系统 · 数学 2025-03-17 Shivam Dubey , Mrinal Kanti Roychowdhury , Saurabh Verma

Let $\nu$ be a Borel probability measure on a $d$-dimensional Euclidean space $\mathbb{R}^d$, $d\geq 1$, with a compact support, and let $(p_0, p_1, p_2, \ldots, p_N)$ be a probability vector with $p_j>0$ for $0\leq j\leq N$. Let $\{S_j:…

概率论 · 数学 2025-02-25 Amit Priyadarshi , Mrinal K. Roychowdhury , Manuj Verma

Let $\mu$ be a Borel probability measure associated with an iterated function system consisting of a countably infinite number of contracting similarities and an infinite probability vector. In this paper, we study the quantization…

动力系统 · 数学 2020-08-13 Mrinal K. Roychowdhury , Saurabh Verma

The quantization problem for random fractals presents unique challenges due to the lack of uniform geometric scaling inherent in deterministic systems. In this article, we establish the almost sure quantization dimension for a class of…

动力系统 · 数学 2026-01-21 Akash Banerjee , Alamgir Hossain , Md. Nasim Akhtar

We investigated the asymptotics of high-rate constrained quantization errors for a compactly supported probability measure P on Euclidean spaces whose quantizers are confined to a closed set S. The key tool is the metric projection of K…

度量几何 · 数学 2025-05-19 Chenxing Qian

In this work, we extend the classical framework of quantization for Borel probability measures defined on normed spaces $\mathbb{R}^k$ by introducing and analyzing the notions of the $n$th constrained quantization error, constrained…

概率论 · 数学 2026-01-30 Megha Pandey , Mrinal Kanti Roychowdhury

In this paper, we introduce and develop the concept of conditional quantization for Borel probability measures on $\mathbb{R}^k,$ considering both constrained and unconstrained frameworks. For each setting, we define the associated…

概率论 · 数学 2025-06-06 Megha Pandey , Mrinal Kanti Roychowdhury

For a given $r \in (0, +\infty)$, the quantization dimension of order $r$, if it exists, denoted by $D_r(\mu)$, represents the rate at which the $n$th quantization error of order $r$ approaches to zero as the number of elements $n$ in an…

动力系统 · 数学 2025-04-30 Shivam Dubey , Mrinal Kanti Roychowdhury , Saurabh Verma

In this paper, we first show that the collection of all subsets of \( \mathbb{R} \) having lower dimension \( \gamma \in [0,1] \) is dense in \( \Pi(\mathbb{R}) \), the space of compact subsets of \( \mathbb{R} \). Furthermore, we show that…

动力系统 · 数学 2025-08-28 Saurabh Verma , Ekta Agrawal , Shivam Dubey

Constrained quantization for a Borel probability measure refers to the idea of estimating a given probability by a discrete probability with a finite number of supporting points lying on a specific set. The specific set is known as the…

The primary objective of the present paper is to develop the theory of quantization dimension of an invariant measure associated with an iterated function system consisting of finite number of contractive infinitesimal similitudes in a…

动力系统 · 数学 2020-05-19 Mrinal K. Roychowdhury , S. Verma

We consider condensation measures of the form $P:=\frac 13 P\circ S_1^{-1}+ \frac 13 P\circ S_2^{-1}+ \frac 13 \nu $ associated with the system $(\mathcal{S}, (\frac 13, \frac 13, \frac 13), \nu) , $ where $\mathcal{S}=\{S_i\}_{i=1}^2 $ are…

动力系统 · 数学 2022-05-05 Dogan Comez , Mrinal Kanti Roychowdhury

We study the quantization for a class of in-homogeneous self-similar measures $\mu$ supported on self-similar sets. Assuming the open set condition for the corresponding iterated function system, we prove the existence of the quantization…

度量几何 · 数学 2014-07-14 Sanguo Zhu

Let $\mu$ be a Borel probability measure generated by a hyperbolic recurrent iterated function system defined on a nonempty compact subset of $\mathbb R^k$. We study the Hausdorff and the packing dimensions, and the quantization dimensions…

动力系统 · 数学 2020-10-05 Mrinal Kanti Roychowdhury , Bilel Selmi

In this paper, we investigate the quantization dimension of self-similar measures, particularly when the IFS does not satisfy the separation condition, but the sub-IFS at some level satisfies the separation condition. Further, we study the…

动力系统 · 数学 2026-01-30 Saurabh Verma , Shivam Dubey

Let $P$ be a Borel probability measure on $\mathbb R^2$ supported by the Cantor dusts generated by a set of $4^u,\ u\geq 1$, contractive similarity mappings satisfying the strong separation condition. For this probability measure, we…

动力系统 · 数学 2019-10-10 Dogan Comez , Mrinal Kanti Roychowdhury

We compute, for a compact set $K\subset\mathbb R^d$, the value of the upper and of the lower $L^q$-dimension of a typical probability measure with support contained in $K$, for any $q\in\mathbb R$. Different definitions of the "dimension"…

经典分析与常微分方程 · 数学 2012-03-14 Frédéric Bayart

In this paper, the quantization dimensions of the Borel probability measures supported on the limit sets of the bi-Lipschitz recurrent iterated function systems under the strong open set condition in terms of the spectral radius have been…

动力系统 · 数学 2024-11-07 Amit Priyadarshi , Mrinal K. Roychowdhury , Manuj Verma

Consider the partition function S(\epsilon) associated in theory of Renyi dimension to a finite Borel measure \mu on Euclidean d-space. This partion function S(\epsilon) is the sum of the q-th powers of the measure applied to a partition of…

泛函分析 · 数学 2011-11-09 Terry A. Loring
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