Search Results for author: Fabrizio Lecci

Found 7 papers, 3 papers with code

Robust Topological Inference: Distance To a Measure and Kernel Distance

2 code implementations22 Dec 2014 Frédéric Chazal, Brittany T. Fasy, Fabrizio Lecci, Bertrand Michel, Alessandro Rinaldo, Larry Wasserman

However, the empirical distance function is highly non-robust to noise and outliers.

Statistics Theory Computational Geometry Algebraic Topology Statistics Theory

Introduction to the R package TDA

2 code implementations7 Nov 2014 Brittany Terese Fasy, Jisu Kim, Fabrizio Lecci, Clément Maria

The salient topological features of the sublevel sets (or superlevel sets) of these functions can be quantified with persistent homology.

Mathematical Software Computational Geometry Computation

Subsampling Methods for Persistent Homology

no code implementations7 Jun 2014 Frédéric Chazal, Brittany Terese Fasy, Fabrizio Lecci, Bertrand Michel, Alessandro Rinaldo, Larry Wasserman

Persistent homology is a multiscale method for analyzing the shape of sets and functions from point cloud data arising from an unknown distribution supported on those sets.

Algebraic Topology Computational Geometry Applications

Stochastic Convergence of Persistence Landscapes and Silhouettes

no code implementations2 Dec 2013 Frédéric Chazal, Brittany Terese Fasy, Fabrizio Lecci, Alessandro Rinaldo, Larry Wasserman

Persistent homology is a widely used tool in Topological Data Analysis that encodes multiscale topological information as a multi-set of points in the plane called a persistence diagram.

Statistics Theory Computational Geometry Algebraic Topology Statistics Theory

On the Bootstrap for Persistence Diagrams and Landscapes

1 code implementation2 Nov 2013 Frédéric Chazal, Brittany Terese Fasy, Fabrizio Lecci, Alessandro Rinaldo, Aarti Singh, Larry Wasserman

Persistent homology probes topological properties from point clouds and functions.

Algebraic Topology Computational Geometry Applications

Confidence sets for persistence diagrams

no code implementations28 Mar 2013 Brittany Terese Fasy, Fabrizio Lecci, Alessandro Rinaldo, Larry Wasserman, Sivaraman Balakrishnan, Aarti Singh

Persistent homology is a method for probing topological properties of point clouds and functions.

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