Interactions Between Countries in the World of Reddit

Dario Liuzzo

Applied Math

EPFL

Julie Pettersen

Statistics

EPFL

Noemi Ortona

Management, Technology and Entrepreneurship

EPFL

Simon Streuli

Management, Technology and Entrepreneurship

EPFL

Pietro Casagrande

Management, Technology and Entrepreneurship

EPFL

Abstract

This study examines the interactions between online communities in the social network Reddit, focusing on the country related subreddits. Utilizing a dataset of 858,488 posts spanning 67,180 unique subreddits, we analyze hyperlink behaviors to map global interactions.

References

[1] Kumar, S., Hamilton, W. L., Leskovec, J., & Jurafsky, D. (2018). Community Interaction and Conflict on the Web. WWW 2018: The 2018 Web Conference.

[2] Pennebaker, J. W., Boyd, R. L., Jordan, K., & Blackburn, K. (2015). The Development and Psychometric Properties of LIWC2015. University of Texas at Austin.

[3] Hutto, C.J. & Gilbert, E.E. (2014). VADER: A Parsimonious Rule-based Model for Sentiment Analysis of Social Media Text. Eighth International AAAI Conference on Weblogs and Social Media.

[4] Maaten, L.v.d. & Hinton, G. (2008). Visualizing Data using t-SNE. Journal of Machine Learning Research, 9(Nov), 2579-2605.

[5] Kumar, S., Hamilton, W. L., Leskovec, J., & Jurafsky, D. (2018). Social Network: Reddit Hyperlink Network [Dataset]. Stanford Network Analysis Project.

Mr. Reddit

User

Mr. Reddit

/// DEPT. OF INTERNET HONESTY /// STATUS: UNFILTERED

Mr. Reddit

The Scientist

Mr. Reddit

/// METRIC: TEXTUAL PROPERTIES ANALYSIS ///

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Mr. Reddit

The Scientist

Mr. Reddit

/// T-SNE PROJECTION: GLOBAL_MAP ///

Mr. Reddit

The Scientist

Mr. Reddit

/// AVERAGE RELIGION BY COUNTRIES ///

User

Mr. Reddit

/// DATA: POST_VOLUME_TREEMAP ///

The Scientist

Mr. Reddit

/// INTERACTION_MATRIX: CHORD_DIAGRAM ///

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Mr. Reddit

/// ALGO: GREEDY_MODULARITY_COMMUNITIES(G) ///

The Scientist

User

/// DATA: UK_CLUSTER_ZOOM ///

/// REF: BRITISH_EMPIRE_1915 ///

The Scientist

Mr. Reddit

/// TEMPORAL_FLOW: FACTION_ALLIANCES_2014-2017 ///

Mr. Reddit

/// MATRIX: LOYALTY_INDEX (HEATMAP) ///

The Scientist

Mr. Reddit

/// GRAPH: SHORTEST_PATH_TOPOLOGY ///

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Mr. Reddit

The Scientist

INTERNATIONAL RECIPROCITY

19.27%

Input: 551 Country Pairs
Prob. of Nation-to-Nation Reply

DOMESTIC RECIPROCITY

7.92%

Input: 861 Subreddit Pairs
Prob. of Intra-Country Reply

Mr. Reddit

The Scientist

/// DATA: RESPONSE_SIMILARITY_DISTRIBUTION ///

KDE Style Response Similarity Distribution Plot

/// DATA: RESPONSE_SIMILARITY_COMPARISON ///

KDE Style Response Similarity Comparison Plot

The Scientist

Mr. Reddit

/// GLOBAL_TOPIC_ANALYSIS: SPORTS_SUNBURST ///

The Scientist

Mr. Reddit