Baby morse theory in data analysis

  • Authors:
  • Caren Marzban;Ulvi Yurtsever

  • Affiliations:
  • University of Washington, Seattle, WA, USA;MathSense Analytics & Louisiana State University, Altadena, CA, USA

  • Venue:
  • Proceedings of the 2011 workshop on Knowledge discovery, modeling and simulation
  • Year:
  • 2011

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Abstract

A methodology is proposed for inferring the topology underlying point cloud data. The approach employs basic elements of Morse Theory, and is capable of producing not only a point estimate of various topological quantities (e.g., genus), but it can also assesses their sampling uncertainty in a probabilistic fashion. Several examples of point cloud data in three dimensions are utilized to demonstrate how the method yields interval estimates for the topology of the data as a 2-dimensional surface embedded in R3.