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math.AG2010
An Implicitization Challenge for Binary Factor Analysis
Maria Angelica Cueto, Enrique A. Tobis, Josephine Yu
We use tropical geometry to compute the multidegree and Newton polytope of the hypersurface of a statistical model with two hidden and four observed binary random variables, solvin…
math.AG2010
Tropical secant graphs of monomial curves
Maria Angelica Cueto, Shaowei Lin
The first secant variety of a projective monomial curve is a threefold with an action by a one-dimensional torus. Its tropicalization is a three-dimensional fan with a one-dimensio…