Search Results for author: Darrick Lee

Found 3 papers, 3 papers with code

The Signature Kernel

2 code implementations8 May 2023 Darrick Lee, Harald Oberhauser

The signature kernel is a positive definite kernel for sequential data.

Capturing Graphs with Hypo-Elliptic Diffusions

1 code implementation27 May 2022 Csaba Toth, Darrick Lee, Celia Hacker, Harald Oberhauser

This results in a novel tensor-valued graph operator, which we call the hypo-elliptic graph Laplacian.

Path Signatures on Lie Groups

1 code implementation2 Jul 2020 Darrick Lee, Robert Ghrist

We lift the theory of path signatures to the setting of Lie group valued time series, adapting these tools for time series with underlying geometric constraints.

Action Recognition Temporal Action Localization +2

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