Publications

• Google scholar profile
• BibTeX: yy.bib

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. #

   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]

2. #

   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. #

   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 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]