Libimseti.cz Dating Network
A Libimseti.cz (Czech online dating platform) dataset of 220,970 nodes and 17,359,346 edges, collected by Brozovsky & Petricek via platform crawl. Each record contains directed: True, weighted: True, signed: False, temporal: False. Directed weighted rating network from a Czech dating site where users rate each other 1-10. One of the largest online dating networks publicly available for research.. Suitable for recommender systems, rating network analysis, online dating research.
Cite this dataset at
libimseti.echo.directory
Analytics
The full graph has 220,970 nodes; this view shows the 1,000-node sample the pipeline drew for display. Node size is centrality, colour is community.
Computed over the full corpus.
Record
- Catalog key
libimseti- Authors
- Kunegis, Jérôme; Gröner, Gerd; Gottron, Thomas
- Year
- 2012
- Source paper
- Online dating recommender systems: the split-complex number approach
- DOI / arXiv
- 10.1145/2365934.2365942
- License
- CC BY-SA 2.0 Germany (as stated by KONECT) (LicenseRef-CC-BY-SA-2.0-DE)
- Records
- 220,970
- Nodes
- 220,970
- Edges
- 17,359,346 (directed)
- Nodes are
- user
- Edges are
- rating
- Attributes
- nodes have no attributes; edges have attributes
- Languages
- en
- Collected
- 2007 (2000s)
- Tasks
- Recommendation (ranking) inferred
From the graph: link prediction, community detection - Region
- Czech Republic · Europe (inferred: named in the description)
Provenance
- Originally published at
- https://konect.cc/networks/libimseti/ unverified
- Hosted copy
- Mirrored on echo.directory on 2026-10-02, 66.3 MB across 1 files. Checksums in MANIFEST.json.
Citations
Online dating recommender systems: the split-complex number approach
Jérôme Kunegis, Gerd Gröner, Thomas Gottron
Journal Article · RSWeb@RecSys · 2012
Cited by
- Knowledge Graph Completion via Complex Tensor Factorization
Théo Trouillon, C. Dance et al. · Journal of machine learning research · 2017 · cited 334× - Predicting percolation thresholds in networks.
F. Radicchi · Physical review. E, Statistical, nonlinear, and soft matter physics · 2014 · cited 84× - Reciprocal Recommender Systems: Analysis of state-of-art literature, challenges and opportunities towards social recommendation
I. Palomares, C. Porcel et al. · Information Fusion · 2020 · cited 83× - Context-aware recommender systems in mobile environment: On the road of future research
Imen Ben Sassi, S. Mellouli et al. · Information Systems · 2017 · cited 82× - What is the added value of negative links in online social networks?
Jérôme Kunegis, Julia Preusse et al. · The Web Conference · 2013 · cited 73×
Show all 10
- Question recommendation with constraints for massive open online courses
Diyi Yang, D. Adamson et al. · ACM Conference on Recommender Systems · 2014 · cited 64× - On Directed Densest Subgraph Discovery
Chenhao Ma, Yi-Xiang Fang et al. · ACM Transactions on Database Systems · 2021 · cited 37× - Handbook of Network Analysis [KONECT - the Koblenz Network Collection]
Jérôme Kunegis · arXiv.org · 2014 · cited 37× - Implementation of a web based universal exchange and inference language for medicine: Sparse data, probabilities and inference in data mining of clinical data repositories
B. Robson, Srinidhi Boray · Comput. Biol. Medicine · 2015 · cited 35× - Applications of Structural Balance in Signed Social Networks
Jérôme Kunegis · arXiv.org · 2014 · cited 35×
Citation data from Semantic Scholar, retrieved 2026-10-19.
How to cite
BibTeX
@misc{echo2026,
title = {ECHO: Exploratory Compendium of Humanity Online},
author = {Switzer, Braden and Zafarani, Reza},
year = {2026},
url = {https://echo.directory},
note = {Syracuse University}
}
@inproceedings{Kunegis_2012,
series = {RecSys ’12},
title = {Online dating recommender systems: the split-complex number approach},
url = {http://dx.doi.org/10.1145/2365934.2365942},
doi = {10.1145/2365934.2365942},
booktitle = {Proceedings of the 4th ACM RecSys workshop on Recommender systems and the social web},
publisher = {ACM},
author = {Kunegis, Jérôme and Gröner, Gerd and Gottron, Thomas},
year = {2012},
month = Sept,
pages = {37–44},
collection = {RecSys ’12}
} APA
Switzer, B., & Zafarani, R. (2026). ECHO: Exploratory Compendium of Humanity Online [Data repository]. Syracuse University. https://echo.directory
Kunegis, J., Gröner, G., & Gottron, T. (2012). Libimseti.cz Dating Network [Data set]. https://doi.org/10.1145/2365934.2365942
MLA
Switzer, Braden, and Reza Zafarani. ECHO: Exploratory Compendium of Humanity Online. Syracuse University, 2026, echo.directory.
Kunegis, Jérôme, et al. Libimseti.cz Dating Network. 2012, doi.org/10.1145/2365934.2365942.