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Characterizing the structural properties of neural networks is crucial yet poorly understood, and there are no well-established similarity measures between networks. In this work, we observe that neural networks can be represented as…

We discuss a notion of convergence for binary trees that is based on subtree sizes. In analogy to recent developments in the theory of graphs, posets and permutations we investigate some general aspects of the topology, such as a…

组合数学 · 数学 2024-02-14 Rudolf Grübel

We generalize ultraproducts and local-global limits of graphs to hypergraphs and other structures. We show that the local statistics of an ultraproduct of a sequence of hypergraphs are the ultralimits of the local statistics of the…

组合数学 · 数学 2024-10-24 Riley Thornton

Hyperspaces form a powerful tool in some branches of mathematics: lots of fractal and other geometric objects can be viewed as fixed points of some functions in suitable hyperspaces - as well as interesting classes of formal languages in…

一般拓扑 · 数学 2014-10-15 René Bartsch

Over the years, web content has evolved from simple text and static images hosted on a single server to a complex, interactive and multimedia-rich content hosted on different servers. As a result, a modern website during its loading time…

社会与信息网络 · 计算机科学 2022-12-22 Costas Iordanou , Fragkiskos Papadopoulos

We study the persistent homology of both functional data on compact topological spaces and structural data presented as compact metric measure spaces. One of our goals is to define persistent homology so as to capture primarily properties…

代数拓扑 · 数学 2018-11-27 Haibin Hang , Facundo Mémoli , Washington Mio

We study geometric and topological properties of locally compact, geodesically complete spaces with an upper curvature bound. We control the size of singular subsets, discuss homotopical and measure-theoretic stratifications and regularity…

微分几何 · 数学 2018-07-19 Alexander Lytchak , Koichi Nagano

We study the use of local heuristics to determine spanning subgraphs for use in the dissemination of information in complex networks. We introduce two different heuristics and analyze their behavior in giving rise to spanning subgraphs that…

网络与互联网体系结构 · 计算机科学 2007-05-23 A. O. Stauffer , V. C. Barbosa

Ultrametric approach to the genetic code and the genome is considered and developed. $p$-Adic degeneracy of the genetic code is pointed out. Ultrametric tree of the codon space is presented. It is shown that codons and amino acids can be…

其他定量生物学 · 定量生物学 2017-05-16 Branko Dragovich , Andrei Yu. Khrennikov , Nataša Ž. Mišić

In this paper we consider the problem of clustering collections of very short texts using subspace clustering. This problem arises in many applications such as product categorisation, fraud detection, and sentiment analysis. The main…

机器学习 · 统计学 2019-01-29 Hankui Peng , Nicos Pavlidis , Idris Eckley , Ioannis Tsalamanis

The surge of data available on the Internet has driven the adoption of a wide range of computational methods for analyzing and extracting insights from large-scale data. Among these, Machine Learning (ML) has become a central paradigm,…

计算与语言 · 计算机科学 2026-05-12 Adaku Uchendu , Thai Le

Large text data sets, such as publications, websites, and other text-based media, inherit two distinct types of features: (1) the text itself, its information conveyed through semantics, and (2) its relationship to other texts through…

计算与语言 · 计算机科学 2026-02-05 Tim Kunt , Annika Buchholz , Imene Khebouri , Thorsten Koch , Ida Litzel , Thi Huong Vu

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

The paper explores stylometry as a method to distinguish between texts created by Large Language Models (LLMs) and humans, addressing issues of model attribution, intellectual property, and ethical AI use. Stylometry has been used…

计算与语言 · 计算机科学 2025-07-25 Karol Przystalski , Jan K. Argasiński , Iwona Grabska-Gradzińska , Jeremi K. Ochab

Bottom-up text detection methods play an important role in arbitrary-shape scene text detection but there are two restrictions preventing them from achieving their great potential, i.e., 1) the accumulation of false text segment detections,…

多媒体 · 计算机科学 2024-04-29 Chengpei Xu , Wenjing Jia , Ruomei Wang , Xiaonan Luo , Xiangjian He

Datasets with non-trivial large scale topology can be hard to embed in low-dimensional Euclidean space with existing dimensionality reduction algorithms. We propose to model topologically complex datasets using vector bundles, in such a way…

计算几何 · 计算机科学 2023-03-17 Luis Scoccola , Jose A. Perea

An outstanding open problem is whether collective social phenomena occurring over short timescales can systematically reduce cultural heterogeneity in the long run, and whether offline and online human interactions contribute differently to…

物理与社会 · 物理学 2012-01-31 Luca Valori , Francesco Picciolo , Agnes Allansdottir , Diego Garlaschelli

Slow emerging topic detection is a task between event detection, where we aggregate behaviors of different words on short period of time, and language evolution, where we monitor their long term evolution. In this work, we tackle the…

计算与语言 · 计算机科学 2021-11-08 Clément Christophe , Julien Velcin , Jairo Cugliari , Manel Boumghar , Philippe Suignard

In this position paper, we argue that when hypergraphs are used to capture multi-way local relations of data, their resulting topological features describe global behaviour. Consequently, these features capture complex correlations that can…

Components of machine learning systems are not (yet) perceived as security hotspots. Secure coding practices, such as ensuring that no execution paths depend on confidential inputs, have not yet been adopted by ML developers. We initiate…

密码学与安全 · 计算机科学 2020-11-04 Zhen Sun , Roei Schuster , Vitaly Shmatikov