Search Results for author: Benjamin Paul Chamberlain

Found 16 papers, 11 papers with code

Graph Neural Networks for Link Prediction with Subgraph Sketching

1 code implementation30 Sep 2022 Benjamin Paul Chamberlain, Sergey Shirobokov, Emanuele Rossi, Fabrizio Frasca, Thomas Markovich, Nils Hammerla, Michael M. Bronstein, Max Hansmire

Our experiments show that BUDDY also outperforms SGNNs on standard LP benchmarks while being highly scalable and faster than ELPH.

Link Prediction

On the Unreasonable Effectiveness of Feature propagation in Learning on Graphs with Missing Node Features

1 code implementation23 Nov 2021 Emanuele Rossi, Henry Kenlay, Maria I. Gorinova, Benjamin Paul Chamberlain, Xiaowen Dong, Michael Bronstein

While Graph Neural Networks (GNNs) have recently become the de facto standard for modeling relational data, they impose a strong assumption on the availability of the node or edge features of the graph.

Node Classification

Beltrami Flow and Neural Diffusion on Graphs

1 code implementation NeurIPS 2021 Benjamin Paul Chamberlain, James Rowbottom, Davide Eynard, Francesco Di Giovanni, Xiaowen Dong, Michael M Bronstein

We propose a novel class of graph neural networks based on the discretised Beltrami flow, a non-Euclidean diffusion PDE.

GRAND: Graph Neural Diffusion

1 code implementation NeurIPS Workshop DLDE 2021 Benjamin Paul Chamberlain, James Rowbottom, Maria Gorinova, Stefan Webb, Emanuele Rossi, Michael M. Bronstein

We present Graph Neural Diffusion (GRAND) that approaches deep learning on graphs as a continuous diffusion process and treats Graph Neural Networks (GNNs) as discretisations of an underlying PDE.

Graph Learning

Fashion Outfit Generation for E-commerce

1 code implementation18 Mar 2019 Elaine M. Bettaney, Stephen R. Hardwick, Odysseas Zisimopoulos, Benjamin Paul Chamberlain

Combining items of clothing into an outfit is a major task in fashion retail.

Predicting Twitter User Socioeconomic Attributes with Network and Language Information

1 code implementation11 Apr 2018 Nikolaos Aletras, Benjamin Paul Chamberlain

Inferring socioeconomic attributes of social media users such as occupation and income is an important problem in computational social science.

Recommendation Systems

Hybed: Hyperbolic Neural Graph Embedding

no code implementations ICLR 2018 Benjamin Paul Chamberlain, James R. Clough, Marc Peter Deisenroth

Neural embeddings have been used with great success in Natural Language Processing (NLP) where they provide compact representations that encapsulate word similarity and attain state-of-the-art performance in a range of linguistic tasks.

Graph Embedding Word Similarity

Generalising Random Forest Parameter Optimisation to Include Stability and Cost

1 code implementation29 Jun 2017 C. H. Bryan Liu, Benjamin Paul Chamberlain, Duncan A. Little, Angelo Cardoso

We argue that error reduction is only one of several metrics that must be considered when optimizing random forest parameters for commercial applications.

Bayesian Optimisation

Neural Embeddings of Graphs in Hyperbolic Space

no code implementations29 May 2017 Benjamin Paul Chamberlain, James Clough, Marc Peter Deisenroth

Neural embeddings have been used with great success in Natural Language Processing (NLP).

Word Similarity

Customer Lifetime Value Prediction Using Embeddings

no code implementations7 Mar 2017 Benjamin Paul Chamberlain, Angelo Cardoso, C. H. Bryan Liu, Roberto Pagliari, Marc Peter Deisenroth

We detail the system deployed at ASOS and show that learning feature representations is a promising extension to the state of the art in CLTV modelling.

Marketing Value prediction

Probabilistic Inference of Twitter Users' Age based on What They Follow

no code implementations18 Jan 2016 Benjamin Paul Chamberlain, Clive Humby, Marc Peter Deisenroth

Enhancing Twitter data with user ages would advance our ability to study social network structures, information flows and the spread of contagions.

Real-Time Community Detection in Large Social Networks on a Laptop

1 code implementation15 Jan 2016 Benjamin Paul Chamberlain, Josh Levy-Kramer, Clive Humby, Marc Peter Deisenroth

For a broad range of research, governmental and commercial applications it is important to understand the allegiances, communities and structure of key players in society.

Community Detection Distributed Computing

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