no code implementations • 24 May 2023 • Rishi Sonthalia, Anna Seigal, Guido Montufar
We define the supermodular rank of a function on a lattice.
1 code implementation • 29 Nov 2022 • Chandler Squires, Anna Seigal, Salil Bhate, Caroline Uhler
A representation is identifiable if both the latent model and the transformation from latent to observed variables are unique.
no code implementations • 14 Dec 2020 • Carlos Améndola, Kathlén Kohn, Philipp Reichenbach, Anna Seigal
We establish connections between invariant theory and maximum likelihood estimation for discrete statistical models.
Statistics Theory Algebraic Geometry Statistics Theory 14L24, 14P05, 20G45, 62F10, 62H22, 62R01
no code implementations • 1 Dec 2020 • Carlos Améndola, Lukas Gustafsson, Kathlén Kohn, Orlando Marigliano, Anna Seigal
We study multivariate Gaussian models that are described by linear conditions on the concentration matrix.
Algebraic Geometry Statistics Theory Statistics Theory 62R01, 14C17, 14Q15, 15A15
no code implementations • 5 Sep 2018 • Max Pfeffer, Anna Seigal, Bernd Sturmfels
Given a tensor in the orbit of another tensor, we compute a matrix which transforms one to the other.
no code implementations • 4 Oct 2017 • Elina Robeva, Anna Seigal
For example, marginalization in a graphical model is dual to contraction in the tensor network.
no code implementations • 15 Sep 2017 • Anna Seigal, Guido Montufar
We compare two statistical models of three binary random variables.
no code implementations • 24 Dec 2016 • Anna Seigal, Mariano Beguerisse-Díaz, Birgit Schoeberl, Mario Niepel, Heather A. Harrington
Our clustering method is general and can be tailored to a variety of applications in science and industry.