Search for tag: "polytope"

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braxton.osting.4.20 duration 59 minutes 56 seconds braxton.osting.4.20 braxton.osting.4.20	braxton.osting.4.20 Archetypal analysis is an unsupervised learning method that uses a convex polytope to summarize multivariate data. For fixed k, the method finds a convex polytope with k vertices, called archetype… points problem triangle analysis archetype convex vertices polytope consistency distance method point rate bit distribution result solution space dimension matrix From Stefan Schonsheck 0 likes 23 plays 0
LP Polyhedra-Lec8 duration 32 minutes 16 seconds LP Polyhedra-Lec8 LP Polyhedra-Lec8	LP Polyhedra-Lec8 Weyl-Minkowski's theorem proved using Fourier Motzkin elimination and Polarity of cones. polyhedra cone vectors polyhedron representations convex inequalities combination linear cones combinations vector polytope minus matrix sum theorem representation magic coordinates dimension From Jesus De Loera 0 likes 81 plays 0
Guido Montufar: Optimal Transport to Independence… duration 1 hour 12 minutes Guido Montufar: Optimal Transport to Independence… Guido Montufar: Optimal Transport to Independence Models	Guido Montufar: Optimal Transport to Independence Models See https://sites.google.com/view/maddd/ for the details. fall 2020 maddd distance model function distribution space wasserstein images linear models problem simplex image geometry solution probability perspective polytope metric optimization transport From Naoki Saito 0 likes 42 plays 0
berkeley-combinatoricsseminar-April2020 duration 55 minutes 52 seconds berkeley-combinatoricsseminar-April2020 berkeley-combinatoricsseminar-April2020	berkeley-combinatoricsseminar-April2020 I gave the following lecture in Zoom (COVID 19 era): Combinatorics in the Space of Monotone Paths of a Convex PolytopeAbstract Using a linear functional f on a convex polytope P induces an… mathematical sciences geometry (mathematics) graph theory and combinatorial geometry optimization combinatorics monotone polytope graph paths path vertex polytopes function simplex point method questions linear pivot vertices rule essences numbers question rules From Jesus De Loera 0 likes 34 plays 0