activity
20182026
most citedClustering via Hypergraph Modularity

83 citations · 230 across the 23 of their papers we have counts for

collaborators

24 papers

cs.LG2026

A Pragmatic Method for Comparing Clusterings with Overlaps and Outliers

Ryan DeWolfe, Paweł Prałat, François Théberge

Clustering algorithms are an essential part of the unsupervised data science ecosystem, and extrinsic evaluation of clustering algorithms requires a method for comparing the detect…

cs.SI2026

The Needle is a Thread: Finding Planted Paths in Noisy Process Trees

Maya Le, Paweł Prałat, Aaron Smith +1

Motivated by applications in cybersecurity such as finding meaningful sequences of malware-related events buried inside large amounts of computer log data, we introduce the "plante…

cs.SI2025

Multilayer Artificial Benchmark for Community Detection (mABCD)

Łukasz Kraiński, Michał Czuba, Piotr Bródka +3

One of the most persistent challenges in network science is the development of various synthetic graph models to support subsequent analyses. Among the most notable frameworks addr…

cs.SI2025

Detecting Patterns of Interaction in Temporal Hypergraphs via Edge Clustering

Ryan DeWolfe, François Théberge

Finding densely connected subsets of vertices in an unsupervised setting, called clustering or community detection, is one of the fundamental problems in network science. The edge…

cs.SI2025

The Artificial Benchmark for Community Detection with Outliers and Overlapping Communities (ABCD+)

Jordan Barrett, Ryan DeWolfe, Bogumił Kamiński +3

The Artificial Benchmark for Community Detection (ABCD) graph is a random graph model with community structure and power-law distribution for both degrees and community sizes. The…

cs.LG2025

Network Embedding Exploration Tool (NEExT)

Ashkan Dehghan, Paweł Prałat, François Théberge

Many real-world and artificial systems and processes can be represented as graphs. Some examples of such systems include social networks, financial transactions, supply chains, and…

cs.SI2025★ 1 cited

Improving community detection via community association strength scores

Jordan Barrett, Ryan DeWolfe, Bogumił Kamiński +3

Community detection methods play a central role in understanding complex networks by revealing highly connected subsets of entities. However, most community detection algorithms ge…

cs.SI2024

Counting simplicial pairs in hypergraphs

Jordan Barrett, Paweł Prałat, Aaron Smith +1

We present two ways to measure the simplicial nature of a hypergraph: the simplicial ratio and the simplicial matrix. We show that the simplicial ratio captures the frequency, as w…

cs.SI2024

Modularity Based Community Detection in Hypergraphs

Bogumił Kamiński, Paweł Misiorek, Paweł Prałat +1

In this paper, we propose a scalable community detection algorithm using hypergraph modularity function, h-Louvain. It is an adaptation of the classical Louvain algorithm in the co…

cs.SI2023★ 1 cited

Self-similarity of Communities of the ABCD Model

Jordan Barrett, Bogumil Kaminski, Pawel Pralat +1

The Artificial Benchmark for Community Detection (ABCD) graph is a random graph model with community structure and power-law distribution for both degrees and community sizes. The…

cs.SI2023★ 1 cited

Predicting Properties of Nodes via Community-Aware Features

Bogumił Kamiński, Paweł Prałat, François Théberge +1

This paper shows how information about the network's community structure can be used to define node features with high predictive power for classification tasks. To do so, we defin…

cs.SI2023★ 19 cited

Artificial Benchmark for Community Detection with Outliers (ABCD+o)

Bogumił Kamiński, Paweł Prałat, François Théberge

The Artificial Benchmark for Community Detection graph (ABCD) is a random graph model with community structure and power-law distribution for both degrees and community sizes. The…

cs.SI2022★ 3 cited

Hypergraph Artificial Benchmark for Community Detection (h-ABCD)

Bogumił Kamiński, Paweł Prałat, François Théberge

The Artificial Benchmark for Community Detection (ABCD) graph is a recently introduced random graph model with community structure and power-law distribution for both degrees and c…

cs.SI2022★ 3 cited

Modularity of the ABCD Random Graph Model with Community Structure

Bogumil Kaminski, Bartosz Pankratz, Pawel Pralat +1

The Artificial Benchmark for Community Detection (ABCD) graph is a random graph model with community structure and power-law distribution for both degrees and community sizes. The…

cs.SI2022★ 1 cited

Properties and Performance of the ABCDe Random Graph Model with Community Structure

Bogumił Kamiński, Tomasz Olczak, Bartosz Pankratz +2

In this paper, we investigate properties and performance of synthetic random graph models with a built-in community structure. Such models are important for evaluating and tuning c…

cs.SI2021

Survey of Generative Methods for Social Media Analysis

Stan Matwin, Aristides Milios, Paweł Prałat +2

This survey draws a broad-stroke, panoramic picture of the State of the Art (SoTA) of the research in generative methods for the analysis of social media data. It fills a void, as…

cs.SI2021

A Multi-purposed Unsupervised Framework for Comparing Embeddings of Undirected and Directed Graphs

Bogumił Kamiński, Łukasz Kraiński, Paweł Prałat +1

Graph embedding is a transformation of nodes of a network into a set of vectors. A good embedding should capture the underlying graph topology and structure, node-to-node relations…

cs.SI2021★ 1 cited

Evaluating Node Embeddings of Complex Networks

Arash Dehghan-Kooshkghazi, Bogumił Kamiński, Łukasz Kraiński +2

Graph embedding is a transformation of nodes of a graph into a set of vectors. A~good embedding should capture the graph topology, node-to-node relationship, and other relevant inf…

cs.SI2020★ 47 cited

Artificial Benchmark for Community Detection (ABCD): Fast Random Graph Model with Community Structure

Bogumił Kamiński, Paweł Prałat, François Théberge

Most of the current complex networks that are of interest to practitioners possess a certain community structure that plays an important role in understanding the properties of the…

cs.SI2019★ 16 cited

An Unsupervised Framework for Comparing Graph Embeddings

Bogumil Kaminski, Pawel Pralat, Francois Theberge

Graph embedding is a transformation of vertices of a graph into set of vectors. Good embeddings should capture the graph topology, vertex-to-vertex relationship, and other relevant…

cs.LG2019★ 22 cited

Ensemble Clustering for Graphs: Comparisons and Applications

Valérie Poulin, François Théberge

We recently proposed a new ensemble clustering algorithm for graphs (ECG) based on the concept of consensus clustering. We validated our approach by replicating a study comparing g…

math.CO2018★ 83 cited

Clustering via Hypergraph Modularity

Bogumil Kaminski, Valerie Poulin, Pawel Pralat +2

Despite the fact that many important problems (including clustering) can be described using hypergraphs, theoretical foundations as well as practical algorithms using hypergraphs a…

cs.LG2018★ 23 cited

Ensemble Clustering for Graphs

Valérie Poulin, François Théberge

We propose an ensemble clustering algorithm for graphs (ECG), which is based on the Louvain algorithm and the concept of consensus clustering. We validate our approach by replicati…

cs.LG2018★ 9 cited

Comparing Graph Clusterings: Set partition measures vs. Graph-aware measures

Valérie Poulin, François Théberge

In this paper, we propose a family of graph partition similarity measures that take the topology of the graph into account. These graph-aware measures are alternatives to using set…