Publications

Underlined authors contributed equally. License for the datasets and code is CC BY 4.0 unless noted otherwise.

Books

  1. #

    Complex Spreading Phenomena in Social Systems
    Eds: Sune Lehmann and Yong-Yeol Ahn
    Springer [Link] [Homepage]

Articles

2020

  1. #

    BiRank: Fast and Flexible Ranking on Bipartite Networks with R and Python
    Kai-Cheng Yang, Brian Aronson, and Yong-Yeol Ahn
    The Journal of Open Source Software 5(51), 2315 [Link] [PDF] [Code]

  2. #

    A Systematic Media Frame Analysis of 1.5 Million New York Times Articles from 2000 to 2017
    Haewoon Kwak, Jisun An, Yong-Yeol Ahn
    WebSci’20 [Link] [arXiv] [PDF]

  3. #

    Evidence from internet search data shows information-seeking responses to news of local COVID-19 cases
    Ana I. Bento, Thuy Nguyen, Coady Wing, Felipe Lozano-Rojas, Yong-Yeol Ahn, and Kosali Simon
    PNAS 117, 11220 [Link] [PDF]

2019

  1. #

    Co-contributorship Network and Division of Labor in Individual Scientific Collaborations
    Chao Lu, Yingyi Zhang, Yong-Yeol Ahn, Ying Ding, Chenwei Zhang, Dandan Ma
    JASIST [Link] [arXiv] [PDF]

  2. #

    Co-prescription network reveals social dynamics of opioid doctor shopping
    Brea L. Perry, Kaicheng Yang, Patrick Kaminski, Meltem Odabas, Jaehyuk Park, Michelle Martel, Carrie B. Oser, Patricia R. Freeman, Yong-Yeol Ahn, and Jeffrey Talbert
    PLoS ONE 14, e0223849 [Link] [PDF]

  3. #

    Information overload in group communication: from conversation to cacophony in the Twitch chat
    Azadeh Nematzadeh, Giovanni Luca Ciampaglia, Yong-Yeol Ahn, and Alessandro Flammini
    Royal Society Open Science 6, 191412 [Link] [PDF] [Data] [Code]

  4. #

    Global labor flow network reveals the hierarchical organization and dynamics of geo-industrial clusters
    Jaehyuk Park, Ian B. Wood, Elise Jing, Azadeh Nematzadeh, Souvik Ghosh, Michael D. Conover, and Yong-Yeol Ahn
    Nature Communications 10, 3449 [Link] [PDF] [Code]
    [Phys.org] [Science Daily] [Inside Indiana Business] [Crimson Catalyst] (Other coverage)

  5. #

    Massive Multi-agent Data-Driven Simulations of the GitHub Ecosystem
    Jim Blythe, John Bollenbacher, Di Huang, Pik-Mai Hui, Rachel Krohn, Diogo Pacheco, Goran Muric, Anna Sapienza, Alexey Tregubov, Yong-Yeol Ahn, Alessandro Flammini, Kristina Lerman, Filippo Menczer, Tim Weninger, and Emilio Ferrara
    PAAMS’19 [Link] [PDF] [Code]

  6. #

    Evolution of the informational complexity of contemporary western music
    Thomas Parmer and Yong-Yeol Ahn
    ISMIR’19 [Link] [arXiv] [PDF] [Code]

  7. #

    Element-centric clustering comparison unifies overlaps and hierarchy
    Alexander J. Gates, Ian B. Wood, William P. Hetrick, and Yong-Yeol Ahn
    Scientific Reports 9, 8574 [Link] [PDF] [Code]

  8. #

    CluSim: a python package for calculating clustering similarity
    Alexander J. Gates and Yong-Yeol Ahn
    The Journal of Open Source Software 4(35), 1264 [Link] [PDF] [Code]

  9. #

    Community-Based Event Detection in Temporal Networks
    Pablo Moriano, Jorge Finke, and Yong-Yeol Ahn
    Scientific Reports 9, 4358 [Link] [PDF] [Code]

  10. #

    Optimal modularity and memory capacity of neural reservoirs
    Nathaniel Rodriguez, Eduardo Izquierdo, and Yong-Yeol Ahn
    Network Neuroscience 3, 551 [Link] [PDF] [Code]

  11. #

    Factors affecting sex-related reporting in medical research: a cross-disciplinary bibliometric analysis
    Cassidy R. Sugimoto, Yong-Yeol Ahn, Elise Smith, Benoit Macaluso, and Vincent Larivière
    Lancet 393 9-15 [Link] [PDF] [Code]
    [Guardian] [Reuters] [Japan News] [Wired] (Other coverages)

2018

  1. #

    Race and the beauty premium: Mechanical Turk workers’ evaluations of Twitter accounts
    Anne Groggel, Shirin Nilizadeh, Yong-Yeol Ahn, Apu Kapadia, and Fabio Rojas
    Information, Communication & Society [Link] [PDF]

  2. #

    Scalable Detection of Viral Memes from Diffusion Patterns
    Pik-Mai Hui, Lilian Weng, Alireza Sahami Shirazi, Yong-Yeol Ahn, and Filippo Menczer
    Complex Spreading Phenomena in Social Systems pp.197-211 (Springer) [Link] [PDF]

  3. #

    Spreading in Social Systems: Reflections
    Sune Lehmann and Yong-Yeol Ahn
    Complex Spreading Phenomena in Social Systems pp.351-358 (Springer) [Link] [arXiv] [PDF]

  4. #

    Optimal Modularity in Complex Contagion
    Azadeh Nematzadeh, Nathaniel Rodriguez, Alessandro Flammini, and Yong-Yeol Ahn
    Complex Spreading Phenomena in Social Systems pp.97-107 (Springer) [Link] [arXiv] [PDF]

  5. #

    SemAxis: A Lightweight Framework to Characterize Domain-Specific Word Semantics Beyond Sentiment
    Jisun An, Haewoon Kwak, and Yong-Yeol Ahn
    ACL’18 [Link] [arXiv] [PDF] [Data and code]

2017

  1. #

    The Minor fall, the Major lift: inferring emotional valence of musical chords through lyrics
    Artemy Kolchinsky, Nakul Dhande, Kengjeun Park, and Yong-Yeol Ahn
    Royal Society Open Science 4, 170952 [Link] [arXiv] [PDF] [Data] [Code]
    [Science] [The Conversation] [Atlas Obscura] [QUARTZ] (List of media coverage)

  2. #

    The impact of random models on clustering similarity
    Alexander J. Gates and Yong-Yeol Ahn
    Journal of Machine Learning Research 18, 1 [Link] [arXiv] [PDF]

  3. #

    Inverse resolution limit of partition density and detecting overlapping communities by link-surprise
    Juyong Lee, Zhong-Yuan Zhang, Jooyoung Lee, Bernard R. Brooks, Yong-Yeol Ahn
    Scientific Reports 7, 12399 [Link] [arXiv] [PDF]

  4. #

    Social Contagions on weighted networks
    Yu-Xiao Zhu, Wei Wang, Ming Tang, Yong-Yeol Ahn
    Physical Review E 96, 012306 [Link] [arXiv] [PDF]

  5. #

    Data-driven Methods for the Study of Food Perception, Preparation, Consumption, and Culture
    Ole G. Mouritsen, Rachel Edwards-Stuart, Yong-Yeol Ahn, Sebastian E. Ahnert
    Front. ICT 4, 15 [Link] [PDF]

  6. #

    A systematic identification and analysis of scientists on Twitter
    Qing Ke, Yong-Yeol Ahn, Cassidy R. Sugimoto
    PLoS One 12, e0175368 [Link] [arXiv] [PDF]
    [Nature News] [LSE Blog]

  7. #

    Improving land use inference by factorizing mobile phone call activity matrix
    Huina Mao, Yong-Yeol Ahn, Budhendra Bhaduri, and Gautam Thakur
    Journal of Land Use Science 12, 138 [Link] [PDF]

  8. #

    Gendered Conversation in a Social Game-Streaming Platform
    Supun Nakandala, Giovanni Luca Ciampaglia, Norman Makoto Su, Yong-Yeol Ahn
    ICWSM’17 [Link] [arXiv] [PDF] [Code]
    [Motherboard] [Kotaku] (List of other coverage)

2016

  1. #

    Collective Dynamics of Belief Evolution under Cognitive Coherence and Social Conformity
    Nathaniel Rodriguez, Johan Bollen, Yong-Yeol Ahn
    PLoS ONE 11, e0165910 [Link] [PDF] [Code]

  2. #

    Network Landscape of Western Classical Music
    Arram Bae, Doheum Park, Yong-Yeol Ahn, Juyong Park
    Leonardo 49, 448 [Link]

  3. #

    Twitter’s Glass Ceiling: The Effect of Perceived Gender on Online Visibility
    Shirin Nilizadeh, Anne Groggel, Peter Lista, Srijita Das, Yong-Yeol Ahn, Apu Kapadia, Fabio Rojas
    ICWSM’16 [Link] [PDF] [Code]

  4. #

    The Multi-Scale Network Landscape of Collaboration
    Arram Bae, Doheum Park, Yong-Yeol Ahn, Juyong Park
    PLoS ONE 11, e0151784 (2016) [Link] [PDF]

2015

  1. #

    Characterizing Conversation Patterns in Reddit: From the Perspectives of Content Properties and User Participation Behaviors
    Daejin Choi, Jinyoung Han, Taejoong Chung, Yong-Yeol Ahn, Byung-Gon Chun, Ted Taekyoung Kwon
    COSN’15 [Link] [PDF]

  2. #

    Quantifying socio-economic indicators in developing countries from mobile phone communication data: applications to Côte d’Ivoire
    Huina Mao, Xin Shuai, Yong-Yeol Ahn, and Johan Bollen
    EPJ Data Science 4, 1-16 (2015). [Link] [PDF]

  3. #

    Optimizing drug-target interaction prediction based on random walk on heterogeneous networks
    A. Seal, Y.-Y. Ahn, and D. J. Wild.
    Journal of Cheminformatics 7, 40 (2015). [Link] [PDF]

  4. #

    Robustness and modular structure in networks
    J.P. Bagrow, S. Lehmann, and Y.-Y. Ahn
    Network Science 3, 509 (2015). [Link] [arXiv] [PDF]

  5. #

    Cooperative and Competitive Spreading Dynamics on the Human Connectome
    B. Mišić, R. F. Betzel, A. Nematzadeh, J. Goñi, A. Griffa, P. Hagmann, A. Flammini, Y.-Y. Ahn, and O. Sporns
    Neuron 86, 1518 (2015). [Link] [PDF]
    [IUB News]

  6. #

    Community detection in bipartite networks using weighted symmetric binary matrix factorization
    Z.-Y. Zhang and Y.-Y. Ahn
    Int. J. Mod. Phys. C 0, 1550096 (2015). [Link] [arXiv] [PDF]

2014

  1. #

    Tie strength distribution in scientific collaboration networks
    Qing Ke and Yong-Yeol Ahn
    Physical Review E 90, 032804 (2014). [Link] [arXiv] [PDF]

  2. #

    Community-Enhanced De-anonymization of Online Social Networks
    Shirin Nilizadeh, Apu Kapadia, and Yong-Yeol Ahn
    CCS’14 [PDF]

  3. #

    Optimal Network Modularity for Information Diffusion
    Azadeh Nematzadeh, Emilio Ferrara, Alessandro Flammini, and Yong-Yeol Ahn
    Physical Review Letters (Editors’ suggestion) 113, 088701 (2014) [Link] [Erratum] [arXiv] [PDF]

  4. #

    A Network Framework of Cultural History
    Maximilian Schich, Chaoming Song, Yong-Yeol Ahn, Alexander Mirsky, Mauro Martino, Albert-László Barabási, and Dirk Helbing
    Science 345, 558 (2014) [Link] [PDF] [Project page] [Nature video: Charting culture]
    [Nature News] [National Geographic] [Business Insider] [The Times] [Daily Mail] [Spiegel] [Scientific American] [NPR] [동아사이언스]

  5. #

    Misogynistic language on Twitter and sexual violence
    Rachel Fulper, Giovanni Luca Ciampaglia, Emilio Ferrara, Yong-Yeol Ahn, Alessandro Flammini, Filippo Menczer, Bryce Lewis, Kehontas Rowe
    ChASM’14 [PDF]

  6. #

    Predicting Successful Memes using Network and Community Structure
    Lilian Weng, Filippo Menczer, and Yong-Yeol Ahn
    ICWSM’14 [Link] [arXiv] [PDF]

  7. #

    Metabolic Network Analysis-Based Identification of Antimicrobial Drug Targets in Category A Bioterrorism Agents
    Yong-Yeol Ahn, Deok-Sun Lee, Henry Burd, William Blank, Vinayak Kapatral
    PLoS ONE 9(1): e85195 (2014) [Link] [PDF]

2013

  1. #

    Geography and Similarity of Regional Cuisines in China
    Y.-X. Zhu, Z. Huang, Z.-K. Zhang, Q.-M. Zhang, T. Zhou, and Y.-Y. Ahn
    PLOS ONE 8(11): e79161 (2013) [Link] [arXiv] [PDF] [Data and code]
    [Techonological Review] [Wired: Social Dimension]

  2. #

    Virality Prediction and Community Structure in Social Networks
    L. Weng, F. Menczer, and Y.-Y. Ahn
    Scientific Reports 3, 2522 (2013) [Link] [arXiv] [PDF] [Slides] [Project page] [Data]
    [Scientific American] [IEEE SPECTRUM]

  3. #

    Overlapping Community Detection in Complex Networks using Symmetric Binary Matrix Factorization
    Z.-Y. Zhang, Y. Wang, and Y.-Y. Ahn
    Physical Review E 87, 062803 (2013) [Link] [arXiv] [PDF] [Code]

  4. #

    The Flavor Network
    Y.-Y. Ahn and S. Ahnert
    Leonardo 46, 272 (2013) [Link] [PDF]

  5. #

    Mobile Communications Reveal the Regional economy in Côte D’ivoire
    H. Mao, X. Shuai, Y.-Y. Ahn, J. Bollen
    NetMob 2013: Data for Development Challenge [Link]

2012

  1. #

    Delayed Information Cascades in Flickr: Measurement, Analysis, and Modeling
    M. Cha, F. Benevenuto, Y.-Y. Ahn, and K. P. Gummadi
    Computer Networks 56, 1066 (2012) [Link] [PDF]

2011

  1. #

    Flavor network and the principles of food pairing
    Y.-Y. Ahn, S. Ahnert, J. P. Bagrow, and A.-L. Barabási
    Scientific Reports 1, 196 (2011) [Link] [arXiv] [PDF] [Hi-res Fig 2] [poster] [Ingredient-compounds dataset] [Flavor network backbone] [Recipe datasets with cuisines]
    [Nature News] [Scientific American] [Technology Review] (List of media coverage)

  2. #

    Evidence for Network Evolution in an Arabidopsis Interactome Map
    Arabidopsis Interactome Mapping Consortium
    Science 333, 601 (2011) [Link] [PDF]

  3. #

    Understanding the demographics of Twitter users
    A. Mislove, S. Lehmann, Y.-Y. Ahn, J.-P. Onnela, and J. N. Rosenquist
    ICWSM’11 [Link] [PDF]

  4. #

    Topological Cluster Analysis Reveals the Systemic Organization of the Caenorhabditis elegans Connectome
    Y. Sohn, M. K. Choi, Y.-Y. Ahn, J. Lee, and J. Jeong
    PLOS Comp. Biol. 7, e1001139 (2011) [Link] [PDF]

2010

  1. #

    Googling social interactions: Web search engine based social network construction
    S. H. Lee, P.-J. Kim, Y.-Y. Ahn, and H. Jeong
    PLOS ONE 5, e11233 (2010) [Link] [arXiv] [PDF] [Project page]
    [NewScientist] [georgezaidan:Pocket Science]

  2. #

    Link communities reveal multiscale complexity in networks
     Y.-Y. Ahn, J. P. Bagrow, and S. Lehmann
    Nature 466, 761 (2010). [Link] [arXiv] [PDF] [source codes & visualization] [Talk slides]
    [news@Northeastern] [한겨레 사이언스온]

  3. #

    A blueprint for antimicrobial hit discovery targeting metabolic networks
    Y. Shen, J. Liu, G. Estiu, B. Isin, Y.-Y. Ahn, D.-S. Lee, A.-L. Barabási, V. Kapatral, O. Wiest, and Z. N. Oltvai
    PNAS 107, 1082 (2010). [Link] [PDF]

Until 2009

  1. #

    Analyzing the video popularity characteristics of large-scale user generated content systems
    M. Cha, H. Kwak, P. Rodriguez, Y.-Y. Ahn, and S. Moon
    ACM/IEEE Transactions on Networking 17, 1357 (2009). [Link] [PDF]

  2. #

    Comparison of online social relations in terms of volume vs. interaction: a case study of Cyworld
    H. Chun, H. Kwak, Y.-H. Eom, Y.-Y. Ahn, S. Moon, and H. Jeong
    IMC’08 [Link] [PDF]

  3. #

    Impact of the updating scheme on stationary states of networks
    F. Radicchi, Y.-Y. Ahn, and H. Meyer-Ortmanns
    Journal of Physics A: Mathematical and Theoretical 41, 224010 (2008). [Link] [PDF]

  4. #

    I tube, you tube, everybody tubes: analyzing the world’s largest user generated content video system
    M. Cha, H. Kwak, P. Rodriguez, Y.-Y. Ahn, and S. Moon
    IMC’07 [Link] [PDF]

  5. #

    Analysis of Topological Characteristics of Huge Online Social Networking Services
    Y.-Y. Ahn, S. Han, H. Kwak, S. Moon, and H. Jeong
    WWW’07 [PDF] [Updated & corredted PDF] [Data]

  6. #

    Epidemic dynamics of two species of interacting particles on scale-free networks
    Y.-Y. Ahn, N. Masuda, H. Jeong, and J. D. Noh
    Physical Review E 74, 066113 (2006). [Link] [arXiv] [PDF]

  7. #

    Wiring Cost in the Organization of a Biological Neuronal Network
    Y.-Y. Ahn, B. J. Kim, and H. Jeong
    Physica A 367, 531 (2006). [Link] [arXiv] [PDF] [Data (pajek)] [Probably better wiring data]

  8. #

    Collaborative blog spam filtering using adaptive percolation search
    S. Han, Y.-Y. Ahn, S. Moon, and H. Jeong
    The 3rd Workshop on the Weblogging Ecosystem held in conjunction with WWW’06 [Link] [PDF]

  9. #

    Growing network model for community with group structure
    J. D. Noh, H.-C. Jeong, Y.-Y. Ahn, and H. Jeong
    Physical Review E 71, 036131 (2005). [Link] [arXiv] [PDF]

  10. #

    Underlying scale-free trees in complex networks
    D.-H. Kim, S.-W. Son, Y.-Y. Ahn, P.-J. Kim, Y.-H. Eom, and H. Jeong
    Prog. Theor. Phys. Supplement 157, 213 (2005). [Link] [PDF]

  11. #

    Response network emerging from simple perturbation
    S.-W. Son, D.-H. Kim, Y.-Y. Ahn, and H. Jeong
    Journal of the Korean Physical Society 44, 628 (2004). [Link] [PDF]

Other work

  1. #

    Mapping the conversation: political topics and geography on Twitter
    A. Mislove, S. Lehmann, Y.-Y. Ahn, J.-P. Onnela, and J. N. Rosenquist
    [Link]

  2. #

    Flavor network, Edge-Serpentine Gallery exhibition “Maps for the 21st Century”
    Y.-Y. Ahn, S. Ahnert, J. P. Bagrow, and A.-L. Barabási
    [Link]

  3. #

    Pulse of the Nation: visualizing the mood of twitter
    A. Mislove, S. Lehmann, Y.-Y. Ahn, J.-P. Onnela, J. N. Rosenquist
    [Project page] [YouTube]
    [Slashdot] [NewScientist] [CBS] [BBC] [NYTimes] and [more]

  4. #

    Twittermood: United States map of mood
    Y.-Y. Ahn, J. P. Bagrow, S. Lehmann, and A. Pawling
    [Link]

Yong-Yeol Ahn, yyahn@iu.edu
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