Euclidean-equivariant functions on three-dimensional point clouds

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Abstract/Contents

Abstract
We present a type of neural network that is locally equivariant to 3D rotations, translations, and permutations of points at every layer. Local 3D rotation equivariance removes the need for data augmentation to identify features in arbitrary orientations. These networks use convolution filters built from spherical harmonics; due to the mathematical consequences of this filter choice, each layer accepts as input (and guarantees as output) scalars, vectors, and higher-order tensors, in the geometric sense of these terms. We exhibit applications of these networks to supervised learning tasks in structural biology.

Description

Type of resource text
Form electronic resource; remote; computer; online resource
Extent 1 online resource.
Place California
Place [Stanford, California]
Publisher [Stanford University]
Copyright date 2019; ©2019
Publication date 2019; 2019
Issuance monographic
Language English

Creators/Contributors

Author Thomas, Nathaniel Cabot
Degree supervisor Hayden, Patrick (Patrick M.)
Thesis advisor Hayden, Patrick (Patrick M.)
Thesis advisor Dror, Ron, 1975-
Thesis advisor Ganguli, Surya, 1977-
Degree committee member Dror, Ron, 1975-
Degree committee member Ganguli, Surya, 1977-
Associated with Stanford University, Department of Physics.

Subjects

Genre Theses
Genre Text

Bibliographic information

Statement of responsibility Nathaniel Cabot Thomas.
Note Submitted to the Department of Physics.
Thesis Thesis Ph.D. Stanford University 2019.
Location electronic resource

Access conditions

Copyright
© 2019 by Nathaniel Cabot Thomas

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