[PDF][PDF] A roadmap for the computation of persistent homology

N Otter, MA Porter, U Tillmann, P Grindrod… - EPJ Data Science, 2017 - Springer
Persistent homology (PH) is a method used in topological data analysis (TDA) to study
qualitative features of data that persist across multiple scales. It is robust to perturbations of …

[HTML][HTML] Topological analysis of data

A Patania, F Vaccarino, G Petri - EPJ Data Science, 2017 - Springer
Propelled by a fast evolving landscape of techniques and datasets, data science is growing
rapidly. Against this background, topological data analysis (TDA) has carved itself a niche …

Topological recognition of critical transitions in time series of cryptocurrencies

M Gidea, D Goldsmith, Y Katz, P Roldan… - Physica A: Statistical …, 2020 - Elsevier
We analyze four major cryptocurrencies (Bitcoin, Ethereum, Litecoin, and Ripple) before the
digital asset market crash at the beginning of 2018. We also analyze Bitcoin before some of …

Capturing dynamics of time-varying data via topology

L Xian, H Adams, CM Topaz, L Ziegelmeier - arXiv preprint arXiv …, 2020 - arxiv.org
One approach to understanding complex data is to study its shape through the lens of
algebraic topology. While the early development of topological data analysis focused …

Using persistent homology as preprocessing of early warning signals for critical transition in flood

SMS Syed Musa, MS Md Noorani, F Abdul Razak… - Scientific Reports, 2021 - nature.com
Flood early warning systems (FLEWSs) contribute remarkably to reducing economic and life
losses during a flood. The theory of critical slowing down (CSD) has been successfully used …

[HTML][HTML] A nonparametric penalized likelihood approach to density estimation of space-time point patterns

B Begu, S Panzeri, E Arnone, M Carey, LM Sangalli - Spatial Statistics, 2024 - Elsevier
In this work, we consider space-time point processes and study their continuous space-time
evolution. We propose an innovative nonparametric methodology to estimate the unknown …

Hybridization of hierarchical clustering with persistent homology in assessing haze episodes between air quality monitoring stations

NFS Zulkepli, MSM Noorani, FA Razak, M Ismail… - Journal of environmental …, 2022 - Elsevier
Haze has been a major issue afflicting Southeast Asian countries, including Malaysia, for the
past few decades. Hierarchical agglomerative cluster analysis (HACA) is commonly used to …

Persistent homology: A topological tool for higher-interaction systems

F Vaccarino, U Fugacci, S Scaramuccia - Higher-Order Systems, 2022 - Springer
The aim of this chapter is to give a handy but thorough introduction to persistent homology
and its applications. The chapter's path is made by the following steps. First, we deal with the …

Deep models of integrated multiscale molecular data decipher the endothelial cell response to ionizing radiation

I Morilla, P Chan, F Caffin, L Svilar, S Selbonne… - Iscience, 2022 - cell.com
The vascular endothelium is a hot spot in the response to radiation therapy for both tumors
and normal tissues. To improve patient outcomes, interpretable systemic hypotheses are …

Analysis of fibrin networks using topological data analysis–a feasibility study

M Berger, T Hell, A Tobiasch, J Martini, A Lindner… - Scientific Reports, 2024 - nature.com
Blood clot formation, a crucial process in hemostasis and thrombosis, has garnered
substantial attention for its implications in various medical conditions. Microscopic …