Search Results for author: Effrosyni Simou

Found 3 papers, 0 papers with code

FlowPool: Pooling Graph Representations with Wasserstein Gradient Flows

no code implementations18 Dec 2021 Effrosyni Simou

This is achieved by performing a Wasserstein gradient flow with respect to the pooled graph representation.

Graph Classification

node2coords: Graph Representation Learning with Wasserstein Barycenters

no code implementations31 Jul 2020 Effrosyni Simou, Dorina Thanou, Pascal Frossard

In the decoder, the node connectivity descriptors are reconstructed as Wasserstein barycenters of the graph structural patterns.

Graph Representation Learning Node Classification

Forward-Backward Splitting for Optimal Transport based Problems

no code implementations20 Sep 2019 Guillermo Ortiz-Jimenez, Mireille El Gheche, Effrosyni Simou, Hermina Petric Maretic, Pascal Frossard

Experiments show that the proposed method leads to a significant improvement in terms of speed and performance with respect to the state of the art for domain adaptation on a continually rotating distribution coming from the standard two moon dataset.

Domain Adaptation

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