Search Results for author: Guillem Cucurull

Found 10 papers, 8 papers with code

On the iterative refinement of densely connected representation levels for semantic segmentation

1 code implementation30 Apr 2018 Arantxa Casanova, Guillem Cucurull, Michal Drozdzal, Adriana Romero, Yoshua Bengio

State-of-the-art semantic segmentation approaches increase the receptive field of their models by using either a downsampling path composed of poolings/strided convolutions or successive dilated convolutions.

Image Segmentation Scene Understanding +1

Deep Inference of Personality Traits by Integrating Image and Word Use in Social Networks

no code implementations6 Feb 2018 Guillem Cucurull, Pau Rodríguez, V. Oguz Yazici, Josep M. Gonfaus, F. Xavier Roca, Jordi Gonzàlez

Following this trend on visual-based social analysis, we present a novel methodology based on Deep Learning to build a combined image-and-text based personality trait model, trained with images posted together with words found highly correlated to specific personality traits.

A Painless Attention Mechanism for Convolutional Neural Networks

no code implementations ICLR 2018 Pau Rodríguez, Guillem Cucurull, Jordi Gonzàlez, Josep M. Gonfaus, Xavier Roca

We propose a novel attention mechanism to enhance Convolutional Neural Networks for fine-grained recognition.

Graph Attention Networks

90 code implementations ICLR 2018 Petar Veličković, Guillem Cucurull, Arantxa Casanova, Adriana Romero, Pietro Liò, Yoshua Bengio

We present graph attention networks (GATs), novel neural network architectures that operate on graph-structured data, leveraging masked self-attentional layers to address the shortcomings of prior methods based on graph convolutions or their approximations.

 Ranked #1 on Node Classification on Pubmed (Validation metric)

Document Classification Graph Attention +8

Regularizing CNNs with Locally Constrained Decorrelations

1 code implementation7 Nov 2016 Pau Rodríguez, Jordi Gonzàlez, Guillem Cucurull, Josep M. Gonfaus, Xavier Roca

In this paper, we show that regularizing negatively correlated features is an obstacle for effective decorrelation and present OrthoReg, a novel regularization technique that locally enforces feature orthogonality.

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