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The concept of typed topological space is introduced, for which open sets in a topology on a finite set will be assigned types (from lattice). The neighborhood system of a point, the closure and the connectedness can be defined according to…

一般拓扑 · 数学 2018-04-13 Wanjun Hu

This is the first part of a series of articles where we are going to develop theory of valuations on manifolds generalizing the classical theory of continuous valuations on convex subsets of a linear space. In this article we still work…

度量几何 · 数学 2011-11-16 Semyon Alesker

This article provides a simple explanation of the asymptotic concavity of the price impact of a meta-order via the microstructural properties of the market. This explanation is made more precise by a model in which the local relationship…

交易与市场微观结构 · 定量金融 2020-12-15 Sergey Nadtochiy

Coarse geometry studies metric spaces on the large scale. The recently introduced notion of coarse entropy is a tool to study dynamics from the coarse point of view. We prove that all isometries of a given metric space have the same coarse…

度量几何 · 数学 2025-03-04 William Geller , Michał Misiurewicz , Damian Sawicki

Large language models (LLMs) have exhibited impressive competence in various tasks, but their internal mechanisms on mathematical problems are still under-explored. In this paper, we study a fundamental question: how language models encode…

计算与语言 · 计算机科学 2024-11-15 Fangwei Zhu , Damai Dai , Zhifang Sui

We propose a new notion called `extremal depth' (ED) for functional data, discuss its properties, and compare its performance with existing concepts. The proposed notion is based on a measure of extreme `outlyingness'. ED has several…

统计方法学 · 统计学 2015-11-03 Naveen N. Narisetty , Vijayan N. Nair

A key element to understand complex systems is the relationship between the spatial scale of investigation and the structure of the interrelation among its elements. When it comes to economic systems, it is now well-known that the…

物理与社会 · 物理学 2022-02-07 Dario Laudati , Manuel S. Mariani , Luciano Pietronero , Andrea Zaccaria

This article derives prognostic expressions for the evolution of globally aggregated economic wealth, productivity, inflation, technological change, innovation and growth. The approach is to treat civilization as an open, non-equilibrium…

综合金融 · 定量金融 2015-02-03 Timothy J. Garrett

The first part of the present article consists in a survey about the dynamical constructive method designed using dynamical theories and dynamical algebraic structures. Dynamical methods uncovers a hidden computational content for numerous…

代数几何 · 数学 2023-09-06 Henri Lombardi , Assia Mahboubi

Complex networks can be used for modeling street meshes and urban agglomerates. With such a model, many aspects of a city can be investigated to promote a better quality of life to its citizens. Along these lines, this paper proposes a set…

计算工程、金融与科学 · 计算机科学 2018-12-31 Gabriel Spadon , Bruno B. Machado , Danilo M. Eler , Jose Fernando Rodrigues-Jr

One of the pillars of the geometric approach to networks has been the development of model-based mapping tools that embed real networks in its latent geometry. In particular, the tool Mercator embeds networks into the hyperbolic plane.…

物理与社会 · 物理学 2023-11-15 Robert Jankowski , Antoine Allard , Marián Boguñá , M. Ángeles Serrano

Dimensionality is one of the most important properties of complex physical systems. However, only recently this concept has been considered in the context of complex networks. In this paper we further develop the previously introduced…

物理与社会 · 物理学 2013-08-19 Filipi Nascimento Silva , Luciano da Fontoura Costa

We set up a model for reasoning about metric spaces with belief theoretic measures. The uncertainty in these spaces stems from both probability and metric. To represent both aspect of uncertainty, we choose an expected distance function as…

人工智能 · 计算机科学 2012-07-02 Seunghwan Lee

A financial market is a system resulting from the complex interaction between participants in a closed economy. We propose a minimal microscopic model of the financial market economy based on the real economy's symmetry constraint and…

物理与社会 · 物理学 2022-06-15 Liu Ziyin , Katsuya Ito , Kentaro Imajo , Kentaro Minami

Fairness is a principal social value that can be observed in civilisations around the world. A manifestation of this is in social agreements, often described in texts, such as contracts. Yet, despite the prevalence of such, a fairness…

人工智能 · 计算机科学 2021-12-16 Ahmed Izzidien , David Stillwell

This paper presents a method for future localization: to predict a set of plausible trajectories of ego-motion given a depth image. We predict paths avoiding obstacles, between objects, even paths turning around a corner into space behind…

计算机视觉与模式识别 · 计算机科学 2015-09-08 Hyun Soo Park , Yedong Niu , Jianbo Shi

Extending the `metric spaces' of Lawvere, we study `real metrics', with values in the extended real line. Formally, this ordered set is a symmetric monoidal closed category, and our structures are enriched categories on the latter.…

代数拓扑 · 数学 2026-05-14 Marco Grandis

Language models have become very popular recently and many claims have been made about their abilities, including for commonsense reasoning. Given the increasingly better results of current language models on previous static benchmarks for…

计算与语言 · 计算机科学 2023-04-25 Anthony G Cohn , Jose Hernandez-Orallo

Deep learning has demonstrated the power of detailed modeling of complex high-order (multivariate) interactions in data. For some learning tasks there is power in learning models that are not only Deep but also Broad. By Broad, we mean…

机器学习 · 计算机科学 2015-09-07 Nayyar A. Zaidi , Geoffrey I. Webb , Mark J. Carman , Francois Petitjean

The efficiency of a modern economy depends on what we call the Value-Tracking Hypothesis: that market prices of key assets broadly track some underlying value. This can be expected if a sufficient weight of market participants are…

交易与市场微观结构 · 定量金融 2019-11-21 Nicholas CL Beale , Richard M Gunton , Kutlwano L Bashe , Heather S Battey , Robert S MacKay