Search Results for author: Renaud Lambiotte

Found 12 papers, 7 papers with code

Sort & Slice: A Simple and Superior Alternative to Hash-Based Folding for Extended-Connectivity Fingerprints

no code implementations10 Mar 2024 Markus Dablander, Thierry Hanser, Renaud Lambiotte, Garrett M. Morris

Extended-connectivity fingerprints (ECFPs) are a ubiquitous tool in current cheminformatics and molecular machine learning, and one of the most prevalent molecular feature extraction techniques used for chemical prediction.

Molecular Property Prediction Property Prediction

Link Me Baby One More Time: Social Music Discovery on Spotify

no code implementations16 Jan 2024 Shazia'Ayn Babul, Desislava Hristova, Antonio Lima, Renaud Lambiotte, Mariano Beguerisse-Díaz

We consider several factors that may influence this process, such as the strength of the sender-receiver relationship, the user's role in the Spotify social network, their music social cohesion, and how similar the new artist is to the receiver's taste.

Structural Balance and Random Walks on Complex Networks with Complex Weights

no code implementations4 Jul 2023 Yu Tian, Renaud Lambiotte

Here, we focus on the case when the weight matrix is Hermitian, a reasonable assumption in many applications, and investigate both structural and dynamical properties of the complex-weighted networks.

Exploring QSAR Models for Activity-Cliff Prediction

1 code implementation31 Jan 2023 Markus Dablander, Thierry Hanser, Renaud Lambiotte, Garrett M. Morris

Pairs of similar compounds that only differ by a small structural modification but exhibit a large difference in their binding affinity for a given target are known as activity cliffs (ACs).

molecular representation

Variance and covariance of distributions on graphs

1 code implementation20 Aug 2020 Karel Devriendt, Samuel Martin-Gutierrez, Renaud Lambiotte

We develop a theory to measure the variance and covariance of probability distributions defined on the nodes of a graph, which takes into account the distance between nodes.

Physics and Society Probability Applications 60B99, 05C12, 05C69, 90C35, 05C82, 05C85

Community detection in networks without observing edges

1 code implementation18 Aug 2018 Till Hoffmann, Leto Peel, Renaud Lambiotte, Nick S. Jones

We develop a Bayesian hierarchical model to identify communities in networks for which we do not observe the edges directly, but instead observe a series of interdependent signals for each of the nodes.

Community Detection

Multiscale dynamical embeddings of complex networks

2 code implementations10 Apr 2018 Michael T. Schaub, Jean-Charles Delvenne, Renaud Lambiotte, Mauricio Barahona

Complex systems and relational data are often abstracted as dynamical processes on networks.

Social and Information Networks Systems and Control Physics and Society

Modelling structure and predicting dynamics of discussion threads in online boards

1 code implementation30 Jan 2018 Alexey N. Medvedev, Jean-Charles Delvenne, Renaud Lambiotte

We compare the efficiency of our approach with previous works and show its superiority for the prediction of the dynamics of discussions.

Social and Information Networks Probability Data Analysis, Statistics and Probability 90B18, 60K35, 60G55, 82C99

The many facets of community detection in complex networks

no code implementations23 Nov 2016 Michael T. Schaub, Jean-Charles Delvenne, Martin Rosvall, Renaud Lambiotte

Community detection, the decomposition of a graph into essential building blocks, has been a core research topic in network science over the past years.

Social and Information Networks Data Analysis, Statistics and Probability Physics and Society

TiDeH: Time-Dependent Hawkes Process for Predicting Retweet Dynamics

1 code implementation31 Mar 2016 Ryota Kobayashi, Renaud Lambiotte

The main mechanism driving content diffusion is the possibility for users to re-share the content posted by their social connections, which may then cascade across the system.

Social and Information Networks Physics and Society

RankMerging: A supervised learning-to-rank framework to predict links in large social network

no code implementations9 Jul 2014 Lionel Tabourier, Daniel Faria Bernardes, Anne-Sophie Libert, Renaud Lambiotte

Uncovering unknown or missing links in social networks is a difficult task because of their sparsity and because links may represent different types of relationships, characterized by different structural patterns.

feature selection Learning-To-Rank

Fast unfolding of communities in large networks

21 code implementations4 Mar 2008 Vincent D. Blondel, Jean-Loup Guillaume, Renaud Lambiotte, Etienne Lefebvre

We propose a simple method to extract the community structure of large networks.

Physics and Society Statistical Mechanics Computers and Society Data Structures and Algorithms

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