Ilkka Kivimäki

According to our database, Ilkka Kivimäki authored at least 16 papers between 2010 and 2023.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2023

Relative entropy-regularized optimal transport on a graph: a new algorithm and an experimental comparison.

Sylvain Courtain, Guillaume Guex, Ilkka Kivimäki, Marco Saerens

Int. J. Mach. Learn. Cybern., April, 2023

2021

Randomized shortest paths with net flows and capacity constraints.

Sylvain Courtain, Pierre Leleux, Ilkka Kivimäki, Guillaume Guex, Marco Saerens

Inf. Sci., 2021

2020

A Non-negative Matrix Factorization Based Method for Quantifying Rhythms of Activity and Sleep and Chronotypes Using Mobile Phone Data.

Talayeh Aledavood, Ilkka Kivimäki, Sune Lehmann, Jari Saramäki

CoRR, 2020

Maximum likelihood estimation for randomized shortest paths with trajectory data.

Ilkka Kivimäki, Bram Van Moorter, Manuela Panzacchi, Jari Saramäki, Marco Saerens

J. Complex Networks, 2020

2019

Randomized optimal transport on a graph: framework and new distance measures.

Guillaume Guex, Ilkka Kivimäki, Marco Saerens

Netw. Sci., 2019

Graph-Based Fraud Detection with the Free Energy Distance.

Sylvain Courtain, Bertrand Lebichot, Ilkka Kivimäki, Marco Saerens

Proceedings of the Complex Networks and Their Applications VIII, 2019

2018

Distances, centralities and model estimation methods based on randomized shortest paths for network data analysis.

Ilkka Kivimäki

PhD thesis, 2018

A Constrained Randomized Shortest-Paths Framework for Optimal Exploration.

Bertrand Lebichot, Guillaume Guex, Ilkka Kivimäki, Marco Saerens

CoRR, 2018

2017

A bag-of-paths framework for network data analysis.

Kevin Françoisse, Ilkka Kivimäki, Amin Mantrach, Fabrice Rossi, Marco Saerens

Neural Networks, 2017

2015

Two betweenness centrality measures based on Randomized Shortest Paths.

Ilkka Kivimäki, Bertrand Lebichot, Jari Saramäki, Marco Saerens

CoRR, 2015

2014

Semisupervised Classification Through the Bag-of-Paths Group Betweenness.

Bertrand Lebichot, Ilkka Kivimäki, Kevin Françoisse, Marco Saerens

IEEE Trans. Neural Networks Learn. Syst., 2014

Random walks based modularity: application to semi-supervised learning.

Robin Devooght, Amin Mantrach, Ilkka Kivimäki, Hugues Bersini, Alejandro Jaimes, Marco Saerens

Proceedings of the 23rd International World Wide Web Conference, 2014

2013

A Graph-Based Approach to Skill Extraction from Text.

Ilkka Kivimäki, Alexander Panchenko, Adrien Dessy, Dries Verdegem, Pascal Francq, Hugues Bersini, Marco Saerens

Proceedings of TextGraphs@EMNLP 2013: the 8th Workshop on Graph-based Methods for Natural Language Processing, 2013

2012

Semi-Supervised Classification Through the Bag-of-Paths Group Betweenness

Bertrand Lebichot, Ilkka Kivimäki, Kevin Françoisse, Marco Saerens

CoRR, 2012

2011

Effect of Dimensionality Reduction on Different Distance Measures in Document Clustering.

Mari-Sanna Paukkeri, Ilkka Kivimäki, Santosh Tirunagari, Erkki Oja, Timo Honkela

Proceedings of the Neural Information Processing - 18th International Conference, 2011

2010

Using Correlation Dimension for Analysing Text Data.

Ilkka Kivimäki, Krista Lagus, Ilari T. Nieminen, Jaakko J. Väyrynen, Timo Honkela

Proceedings of the Artificial Neural Networks - ICANN 2010, 2010