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The barycenter in free nilpotent Lie groups and its application to iterated-integrals signatures
Authors
Marianne Clausel
Joscha Diehl
+4Â more
Raphael Mignot
Leonard Schmitz
Nozomi Sugiura
Konstantin Usevich
Publication date
30 May 2023
Publisher
View
on
arXiv
Abstract
We establish well-definedness of the barycenter for every integrable measure on the free nilpotent Lie group of step
L
L
L
(over
R
d
\mathbb{R}^d
R
d
). Our main motivation stems from measures induced by iterated-integrals signatures.Comment: 49 pages, 1 figur
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oai:arXiv.org:2305.18996
Last time updated on 02/06/2023