no code implementations • 9 Jul 2024 • Raphaël Tinarrage, Henrique Ennes, Lucas E. Resck, Lucas T. Gomes, Jean R. Ponciano, Jorge Poco
Binding precedents (S\'umulas Vinculantes) constitute a juridical instrument unique to the Brazilian legal system and whose objectives include the protection of the Federal Supreme Court against repetitive demands.
1 code implementation • 2 Jan 2024 • Anton François, Raphaël Tinarrage
We describe a new general method for segmentation in MRI scans using Topological Data Analysis (TDA), offering several advantages over traditional machine learning approaches.
1 code implementation • 26 May 2020 • Raphaël Tinarrage
When the dataset is a finite sample of a line bundle, we implement an effective algorithm to compute its persistent Stiefel-Whitney classes.
Algebraic Topology
1 code implementation • 6 Dec 2019 • Raphaël Tinarrage
Given a sample of an abstract manifold immersed in some Euclidean space, we describe a way to recover the singular homology of the original manifold.
Computational Geometry Differential Geometry 55N31, 53C42, 53C20, 49Q15, 49Q22, 68U05
2 code implementations • 12 Nov 2018 • Hirokazu Anai, Frédéric Chazal, Marc Glisse, Yuichi Ike, Hiroya Inakoshi, Raphaël Tinarrage, Yuhei Umeda
Despite strong stability properties, the persistent homology of filtrations classically used in Topological Data Analysis, such as, e. g. the Cech or Vietoris-Rips filtrations, are very sensitive to the presence of outliers in the data from which they are computed.
Computational Geometry Algebraic Topology