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相关论文: A Novel Patch-Based TDA Approach for Computed Tomo…

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In this work we use the persistent homology method, a technique in topological data analysis (TDA), to extract essential topological features from the data space and combine them with deep learning features for classification tasks. In TDA,…

计算机视觉与模式识别 · 计算机科学 2023-11-14 Mariana Dória Prata Lima , Gilson Antonio Giraldi , Gastão Florêncio Miranda Junior

Topological data analysis (TDA) is an area of data science that focuses on using invariants from algebraic topology to provide multiscale shape descriptors for geometric data sets such as point clouds. One of the most important such…

计算几何 · 计算机科学 2023-06-21 David Loiseaux , Mathieu Carrière , Andrew J. Blumberg

Topological data analysis (TDA) is a relatively new field that is gaining rapid adoption due to its robustness and ability to effectively describe complex datasets by quantifying geometric information. In imaging contexts, TDA typically…

计算机视觉与模式识别 · 计算机科学 2025-07-15 Aaryam Sharma

Topological data analysis (TDA) provides a growing body of tools for computing geometric and topological information about spaces from a finite sample of points. We present a new adaptive algorithm for finding provably dense samples of…

Persistent homology (PH) is one of the most popular methods in Topological Data Analysis. Even though PH has been used in many different types of applications, the reasons behind its success remain elusive; in particular, it is not known…

代数拓扑 · 数学 2023-01-18 Renata Turkeš , Guido Montúfar , Nina Otter

Topological Data Analysis (TDA) is a novel, and relatively new approach to analysing high-dimensional data sets. It does this by focussing on global properties like the shape and connectivity of the data giving it a significant advantage…

天体物理仪器与方法 · 物理学 2019-04-26 Jeff Murugan , Duncan Robertson

We introduce a very general approach to the analysis of signals from their noisy measurements from the perspective of Topological Data Analysis (TDA). While TDA has emerged as a powerful analytical tool for data with pronounced topological…

信号处理 · 电气工程与系统科学 2025-07-29 Juan Manuel Miramont , Kin Aun Tan , Soumendu Sundar Mukherjee , Rémi Bardenet , Subhroshekhar Ghosh

Image models are central to all image processing tasks. The great advancements in digital image processing would not have been made possible without powerful models which, themselves, have evolved over time. In the past decade, patch-based…

图像与视频处理 · 电气工程与系统科学 2019-12-10 Davood Karimi

Assessing the quality of 3D printed models before they are printed remains a challeng- ing problem, particularly when considering point cloud-based models. This paper introduces an approach to quality assessment, which uses techniques from…

图形学 · 计算机科学 2018-07-10 Paul Rosen , Mustafa Hajij , Junyi Tu , Tanvirul Arafin , Les Piegl

Topological data analysis (TDA) is gaining prominence across a wide spectrum of machine learning tasks that spans from manifold learning to graph classification. A pivotal technique within TDA is persistent homology (PH), which furnishes an…

This paper concerns a theoretical approach that combines topological data analysis (TDA) and sheaf theory. Topological data analysis, a rising field in mathematics and computer science, concerns the shape of the data and has been proven…

计算机视觉与模式识别 · 计算机科学 2020-12-04 Chuan-Shen Hu , Yu-Min Chung

Topological Data Analysis (TDA) is a rising field of computational topology in which the topological structure of a data set can be observed by persistent homology. By considering a sequence of sublevel sets, one obtains a filtration that…

统计方法学 · 统计学 2020-03-17 Yu-Min Chung , William Cruse , Austin Lawson

We present a way to use Topological Data Analysis (TDA) for machine learning tasks on grayscale images. We apply persistent homology to generate a wide range of topological features using a point cloud obtained from an image, its natural…

机器学习 · 计算机科学 2019-10-23 Adélie Garin , Guillaume Tauzin

Interacting, self-propelled particles such as epithelial cells can dynamically self-organize into complex multicellular patterns, which are challenging to classify without a priori information. Classically, different phases and phase…

定量方法 · 定量生物学 2021-01-19 Dhananjay Bhaskar , William Y. Zhang , Ian Y. Wong

Topological Data Analysis (TDA) is a discipline that applies algebraic topology techniques to analyze complex, multi-dimensional data. Although it is a relatively new field, TDA has been widely and successfully applied across various…

机器学习 · 计算机科学 2024-07-29 Martin Uray , Barbara Giunti , Michael Kerber , Stefan Huber

Topological data analysis (TDA) offers novel mathematical tools for deep learning. Inspired by Carlsson et al., this study designs topology-aware convolutional kernels that significantly improve speech recognition networks. Theoretically,…

机器学习 · 计算机科学 2025-05-28 Zhiwang Yu

Topological Data Analysis (TDA) involves techniques of analyzing the underlying structure and connectivity of data. However, traditional methods like persistent homology can be computationally demanding, motivating the development of neural…

计算机视觉与模式识别 · 计算机科学 2025-11-10 Dylan Peek , Matthew P. Skerritt , Siddharth Pritam , Stephan Chalup

Topological data analysis (TDA) is a rising branch in modern applied mathematics. It extracts topological structures as features of a given space and uses these features to analyze digital data. Persistent homology, one of the central tools…

代数拓扑 · 数学 2025-05-26 Chuan-Shen Hu

Persistent Homology (PH) is a fundamental tool in computational topology, designed to uncover the intrinsic geometric and topological features of data across multiple scales. Originating within the broader framework of Topological Data…

代数拓扑 · 数学 2025-05-13 Aurelie Jodelle Kemme , Collins Amburo Agyingi

Artificial Neural Networks (ANNs) require significant amounts of data and computational resources to achieve high effectiveness in performing the tasks for which they are trained. To reduce resource demands, various techniques, such as…

神经与进化计算 · 计算机科学 2024-12-04 A. Stolarek , W. Jaworek