Search Results for author: Mateus Sangalli

Found 4 papers, 2 papers with code

Moving Frame Net: SE(3)-Equivariant Network for Volumes

1 code implementation7 Nov 2022 Mateus Sangalli, Samy Blusseau, Santiago Velasco-Forero, Jesus Angulo

Equivariance of neural networks to transformations helps to improve their performance and reduce generalization error in computer vision tasks, as they apply to datasets presenting symmetries (e. g. scalings, rotations, translations).

Translation

Scale Equivariant U-Net

no code implementations10 Oct 2022 Mateus Sangalli, Samy Blusseau, Santiago Velasco-Forero, Jesus Angulo

Therefore, this paper introduces the Scale Equivariant U-Net (SEU-Net), a U-Net that is made approximately equivariant to a semigroup of scales and translations through careful application of subsampling and upsampling layers and the use of aforementioned scale-equivariant layers.

Cell Segmentation Segmentation +1

Differential invariants for SE(2)-equivariant networks

1 code implementation27 Jun 2022 Mateus Sangalli, Samy Blusseau, Santiago Velasco-Forero, Jesús Angulo

Symmetry is present in many tasks in computer vision, where the same class of objects can appear transformed, e. g. rotated due to different camera orientations, or scaled due to perspective.

Scale Equivariant Neural Networks with Morphological Scale-Spaces

no code implementations4 May 2021 Mateus Sangalli, Samy Blusseau, Santiago Velasco-Forero, Jesus Angulo

The translation equivariance of convolutions can make convolutional neural networks translation equivariant or invariant.

Segmentation Semantic Segmentation +1

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