Search Results for author: Andrew J. Blumberg

Found 6 papers, 2 papers with code

An Intrinsic Approach to Scalar-Curvature Estimation for Point Clouds

no code implementations4 Aug 2023 Abigail Hickok, Andrew J. Blumberg

We introduce an intrinsic estimator for the scalar curvature of a data set presented as a finite metric space.

A Framework for Fast and Stable Representations of Multiparameter Persistent Homology Decompositions

1 code implementation NeurIPS 2023 David Loiseaux, Mathieu Carrière, Andrew J. Blumberg

One of the most important such descriptors is {\em persistent homology}, which encodes the change in shape as a filtration parameter changes; a typical parameter is the feature scale.

Topological Data Analysis

Testing to distinguish measures on metric spaces

no code implementations4 Feb 2018 Andrew J. Blumberg, Prithwish Bhaumik, Stephen G. Walker

We study the problem of distinguishing between two distributions on a metric space; i. e., given metric measure spaces $({\mathbb X}, d, \mu_1)$ and $({\mathbb X}, d, \mu_2)$, we are interested in the problem of determining from finite data whether or not $\mu_1$ is $\mu_2$.

A polynomial-time relaxation of the Gromov-Hausdorff distance

no code implementations17 Oct 2016 Soledad Villar, Afonso S. Bandeira, Andrew J. Blumberg, Rachel Ward

The Gromov-Hausdorff distance provides a metric on the set of isometry classes of compact metric spaces.

The homotopy theory of cyclotomic spectra

no code implementations7 Mar 2013 Andrew J. Blumberg, Michael A. Mandell

We describe spectral model category structures on the categories of cyclotomic spectra and $p$-cyclotomic spectra (in orthogonal spectra) with triangulated homotopy categories.

K-Theory and Homology Algebraic Topology Primary 19D55, Secondary 18G55, 55Q91

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