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Related papers: Multidimensional persistence in biomolecular data

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Biomolecular structure comparison not only reveals evolutionary relationships, but also sheds light on biological functional properties. However, traditional definitions of structure or sequence similarity always involve superposition or…

Quantitative Methods · Quantitative Biology 2017-07-13 Kelin Xia

Persistent Topology studies topological features of shapes by analyzing the lower level sets of suitable functions, called filtering functions, and encoding the arising information in a parameterized version of the Betti numbers, i.e. the…

Algebraic Topology · Mathematics 2010-05-05 Andrea Cerri , Patrizio Frosini

The theory of multidimensional persistent homology was initially developed in the discrete setting, and involved the study of simplicial complexes filtered through an ordering of the simplices. Later, stability properties of…

Computational Geometry · Computer Science 2013-03-28 Niccolò Cavazza , Marc Ethier , Patrizio Frosini , Tomasz Kaczynski , Claudia Landi

The persistent Betti numbers are used in topological data analysis to infer the scales at which topological features appear and disappear in the filtration of a topological space. Most commonly by means of the corresponding barcode or…

Statistics Theory · Mathematics 2021-09-14 Magnus Bakke Botnan , Christian Hirsch

Multidimensional persistence studies topological features of shapes by analyzing the lower level sets of vector-valued functions. The rank invariant completely determines the multidimensional analogue of persistent homology groups. We prove…

Algebraic Topology · Mathematics 2009-08-04 Andrea Cerri , Barbara Di Fabio , Massimo Ferri , Patrizio Frosini , Claudia Landi

Comparison between multidimensional persistent Betti numbers is often based on the multidimensional matching distance. While this metric is rather simple to define and compute by considering a suitable family of filtering functions…

Computational Geometry · Computer Science 2016-03-15 Andrea Cerri , Marc Ethier , Patrizio Frosini

Persistent homology is a powerful mathematical tool that summarizes useful information about the shape of data allowing one to detect persistent topological features while one adjusts the resolution. However, the computation of such…

Quantum Physics · Physics 2022-03-01 Bernardo Ameneyro , Vasileios Maroulas , George Siopsis

Persistent homology encodes the evolution of homological features of a multifiltered cell complex in the form of a multigraded module over a polynomial ring, called a multiparameter persistence module, and quantifies it through invariants…

Algebraic Topology · Mathematics 2026-03-24 Andrea Guidolin , Claudia Landi

Long lived topological features are distinguished from short lived ones (considered as topological noise) in simplicial complexes constructed from complex networks. A new topological invariant, persistent homology, is determined and…

Mathematical Physics · Physics 2009-11-13 Danijela Horak , Slobodan Maletic , Milan Rajkovic

In this paper we study a new metric for comparing Betti numbers functions in bidimensional persistent homology, based on coherent matchings, i.e. families of matchings that vary in a continuous way. We prove some new results about this…

Algebraic Topology · Mathematics 2018-05-29 Andrea Cerri , Marc Ethier , Patrizio Frosini

In topological data analysis (TDA), one often studies the shape of data by constructing a filtered topological space, whose structure is then examined using persistent homology. However, a single filtered space often does not adequately…

Algebraic Topology · Mathematics 2023-03-14 Magnus Bakke Botnan , Michael Lesnick

The theory of multidimensional persistence captures the topology of a multifiltration -- a multiparameter family of increasing spaces. Multifiltrations arise naturally in the topological analysis of scientific data. In this paper, we give a…

Computational Geometry · Computer Science 2010-11-22 Gunnar Carlsson , Gurjeet Singh , Afra Zomorodian

Persistent homology has been devised as a promising tool for the topological simplification of complex data. However, it is computationally intractable for large data sets. In this work, we introduce multiresolution persistent homology for…

Biomolecules · Quantitative Biology 2015-04-02 Kelin Xia , Zhixiong Zhao , Guo-Wei Wei

Persistent homology is a common technique in topological data analysis providing geometrical and topological information about the sample space. All this information, known as topological features, is summarized in persistence diagrams, and…

Methodology · Statistics 2022-04-05 Asael Fabian Martínez

In this study, we present a novel molecular fingerprint generation method based on multiparameter persistent homology. This approach reveals the latent structures and relationships within molecular geometry, and detects topological features…

Biomolecules · Quantitative Biology 2023-11-21 Andac Demir , Bulent Kiziltan

Recently, persistent homology has had tremendous success in biomolecular data analysis. It works by examining the topological relationship or connectivity of a group of atoms in a molecule at a variety of scales, then rendering a family of…

Biomolecules · Quantitative Biology 2019-03-27 David Bramer , Guo-Wei Wei

Proteins are the most important biomolecules for living organisms. The understanding of protein structure, function, dynamics and transport is one of most challenging tasks in biological science. In the present work, persistent homology is,…

Biomolecules · Quantitative Biology 2014-12-10 Kelin Xia , Guo-Wei Wei

Multiparameter persistence is a natural extension of the well-known persistent homology, which has attracted a lot of interest. However, there are major theoretical obstacles preventing the full development of this promising theory. In this…

Algebraic Topology · Mathematics 2020-08-27 Jacek Brodzki , Matthew Burfitt , Mariam Pirashvili

Persistent homology captures the evolution of topological features of a model as a parameter changes. The most commonly used summary statistics of persistent homology are the barcode and the persistence diagram. Another summary statistic,…

Methodology · Statistics 2016-04-01 Violeta Kovacev-Nikolic , Peter Bubenik , Dragan Nikolić , Giseon Heo

Persistent homology is a popular tool in Topological Data Analysis. It provides numerical characteristics of data sets which reflect global geometric properties. In order to be useful in practice, for example for feature generation in…

Computational Geometry · Computer Science 2020-02-17 Boris Goldfarb
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