Underlined authors contributed equally. License for the datasets and code is CC BY 4.0 unless noted otherwise.
Working with Network Data: A Data Science Perspective
James Bagrow and Yong-Yeol Ahn
Cambridge University Press (2024)
Homepage | Cambridge Press | Amazon
Complex Spreading Phenomena in Social Systems
Eds: Sune Lehmann and Yong-Yeol Ahn
Springer (2018)
Link | Homepage
Persistent Hierarchy in Contemporary International Collaboration
Lili Miao, Vincent Larivière, Byungkyu Lee, Yong-Yeol Ahn, and Cassidy R. Sugimoto
arXiv
Neural embedding of beliefs reveals the role of relative dissonance in human decision-making
Byunghwee Lee, Rachith Aiyappa, Yong-Yeol Ahn, Haewoon Kwak, and Jisun An
arXiv
Uncovering the universal dynamics of citation systems: From science of science to law of law and patterns of patents
Sadamori Kojaku, Robert Mahari, Sandro Claudio Lera, Esteban Moro, Alex Pentland, and Yong-Yeol Ahn
Submitted (2024)
Implicit degree bias in the link prediction task
Rachith Aiyappa, Xin Wang, Munjung Kim, Ozgur Can Seckin, Jisung Yoon, Yong-Yeol Ahn, and Sadamori Kojaku
Submitted (2024)
arXiv
Rap Music as a Social Reflection: Exploring the Relationship Between Social Conditions and Expressions of Violence and Materialism in Rap Lyrics
Minsu Park, Jaehyuk Park, Fabio Rojas, and Yong-Yeol Ahn
Submitted (2024)
SocArXiv
Modeling the amplification of epidemic spread by misinformed populations
Matthew R. DeVerna, Francesco Pierri, Yong-Yeol Ahn, Santo Fortunato, Alessandro Flammini, Filippo Menczer
arXiv
Benchmarking zero-shot stance detection with FlanT5-XXL: Insights from training data, prompting, and decoding strategies into its near-SoTA performance
Rachith Aiyappa, Shruthi Senthilmani, Jisun An, Haewoon Kwak, Yong-Yeol Ahn
Submitted
Representing the Disciplinary Structure of Physics: A Comparative Evaluation of Graph and Text Embedding Methods
Isabel Constantino, Sadamori Kojaku, Santo Fortunato, and Yong-Yeol Ahn
arXiv
Cooperation and interdependence in global science funding
Lili Miao, Vincent Larivière, Feifei Wang, Yong-Yeol Ahn, Cassidy R. Sugimoto
arXiv
Social inequality in awareness and reaction during the cryptic transmission period of pandemic
Zhuoren Jiang, Xiaozhong Liu, Yangyang Kang, Changlong Sun, Yong-Yeol Ahn, and Johan Bollen
Submitted
AI exposure predicts unemployment risk
Morgan Frank, Yong-Yeol Ahn, and Esteban Moro
arXiv
People, Places, and Ties: Landscape of social places and their social network structures
Jaehyuk Park, Bogdan State, Monica Bhole, Michael Bailey, Yong-Yeol Ahn
Submitted
arXiv
Extracting hierarchical backbones from bipartite networks
Woo Seong Jo, Jaehyuk Park, Arthur Luhur, Beom Jun Kim, Yong-Yeol Ahn
Submitted
arXiv | code
Sameness Attracts, Novelty Disturbs, but Outliers Flourish in Fanfiction Online
Elise Jing, Devin Wright, Simon DeDeo, and Yong-Yeol Ahn
Submitted
arXiv
Network community detection via neural embeddings
Sadamori Kojaku, Filippo Radicchi, Yong-Yeol Ahn, and Santo Fortunato
Nature Communications 15, 9446 (2024)
Link | arXiv | PDF | Code (archived) | Code (GitHub) | Data
Social signals predict contemporary art prices better than visual features, particularly in emerging markets
Kangsan Lee, Jaehyuk Park, Sam Goree, David Crandall, and Yong-Yeol Ahn
Scientific Reports 14, 11615 (2024)
Link | PDF | Data
Emergence of simple and complex contagion dynamics from weighted belief networks
Rachith Aiyappa, Alessandro Flammini, and Yong-Yeol Ahn
Science Advances 10, eadh4439 (2024)
Link | arXiv | PDF | Code
Labor Space: A Unifying Representation of the Labor Market via Large Language Models
Seongwoon Kim, Yong-Yeol Ahn, Jaehyuk Park
Web Conf, 2441 (2024)
Link | arXiv | PDF
Unsupervised embedding of trajectories captures the latent structure of scientific migration
Dakota Murray, Jisung Yoon, Sadamori Kojaku, Rodrigo Costas, Woo-Sung Jung, Staša Milojević, Yong-Yeol Ahn
PNAS 120, e2305414120 (2023)
Link | arXiv | PDF | Data | Code
조선일보 | 매일경제
The Social Contagion Potential of Pro-Vaccine Messages on Black Twitter
Maria Elizabeth Grabe, Danielle K. Brown, Jimmy Ochieng, John Bryden, Ranada D. Robinson, Yong-Yeol Ahn, Alana Moss, and Wei Wang
Health Communication (2023)
Link
Implications of COVID-19 vaccination heterogeneity in mobility networks
Yuan Yuan, Eaman Jahani, Shengjia Zhao, Yong-Yeol Ahn, Alex Pentland
Communications Physics 6, 206 (2023)
Link | medRXiv | Data and code | Interactive map
Discovering collective narratives shifts in online discussions
Wanying Zhao, Fiona Guo, Kristina Lerman, and Yong-Yeol Ahn
ICWSM (2024)
Link | arXiv | PDF
Addressing the harms of AI-generated inauthentic content
Filippo Menczer, David Crandall, Yong-Yeol Ahn, and Apu Kapadia
Nature Machine Intelligence 5, 679 (2023)
Link | ReadCube
Unique in what sense? Heterogeneous relationships between multiple types of uniqueness and popularity in music
Yulin Yu, Pui Yin Cheung, Yong-Yeol Ahn, Paramveer Dhillon
ICWSM (2023)
Link | arXiv | PDF
Development and validation of a model for measuring alcohol consumption from transdermal alcohol content data among college students
Sina Kianersi, Christina Ludema, Jon Agley, Yong-Yeol Ahn, Maria Parker, Sophie Ideker, and Molly Rosenberg
Addiction 118, 2014 (2023)
Link | Code
Can we trust the evaluation on ChatGPT?
Rachith Aiyappa, Jisun An, Haewoon Kwak, and Yong-Yeol Ahn
TrustNLP (2023)
Link | arXiv
Network Cards: concise, readable summaries of network data
James Bagrow and Yong-Yeol Ahn
Applied Network Science 7, 84 (2022)
Link | arXiv | PDF | code
Comparing measures of centrality in bipartite patient-prescriber networks: A study of drug seeking for opioid analgesics
Kai-Cheng Yang, Brian Aronson, Meltem Odabas, Yong-Yeol Ahn, Brea Perry
PLOS ONE 17, e0273569 (2022)
Link | PDF | SocArXiv | Data and Code
The latent structure of global scientific development
Lili Miao, Dakota Murray, Woo-Sung Jung, Vincent Larivière, Cassidy R. Sugimoto, Yong-Yeol Ahn
Nature Human Behaviour 6, 1206 (2022)
Link | arXiv | PDF | Code | Data
Metrics and mechanisms: Measuring the unmeasurable in the science of science
Lingfei Wu, Aniket Kittur, Hyejin Youn, Staša Milojević, Erin Leahey, Stephen M. Fiore, Yong Yeol Ahn
Journal of Informetrics 16, 101290 (2022)
DOI | PDF | arXiv
The Impact of Viral Posts on Visibility and Behavior of Professionals: A Longitudinal Study of Scientists on Twitter
Rakibul Hasan, Cristobal Cheyre, Yong-Yeol Ahn, Roberto Hoyle, and Apu Kapadia
ICWSM (2022)
Link | PDF
Misinformation, Believability, and Vaccine Acceptance Over 40 Countries: Takeaways From the Initial Phase of The COVID-19 Infodemic
Karandeep Singh, Gabriel Lima, Meeyoung Cha, Chiyoung Cha, Juhi Kulshrestha, Yong-Yeol Ahn, Onur Varol
PLOS ONE 17, e0263381 (2022)
Link | PDF | arXiv
Substitution of Nonpharmacologic Therapy With Opioid Prescribing for Pain During the COVID-19 Pandemic
Byungkyu Lee, Kai-Cheng Yang, Patrick Kaminski, Siyun Peng, Meltem Odabas, Sumedha Gupta, Harold D. Green Jr, Yong-Yeol Ahn, and Brea L. Perry
JAMA Network Open 4, e2138453 (2021)
Link | PDF
Residual2Vec: Debiasing graph embedding with random graphs
Sadamori Kojaku, Jisung Yoon, Isabel Constantino, Yong-Yeol Ahn
NeurIPS (2021)
Link | PDF | arXiv | Code
Characterizing Partisan Political Narrative Frameworks about COVID-19 on Twitter
Elise Jing, Yong-Yeol Ahn
EPJ Data Science 10, 53 (2021)
Link | PDF | arXiv
Predicting Anti-Asian Hateful Users on Twitter during COVID-19
Jisun An, Haewoon Kwak, Claire Seungeun Lee, Bogang Jun, Yong-Yeol Ahn
EMNLP (findings) (2021)
Link | PDF | arXiv
Use of and Comorbidities Associated With Diagnostic Codes for COVID-19 in US Health Insurance Claims
Kai-Cheng Yang, Byungkyu Lee, Yong-Yeol Ahn, and Brea L. Perry
JAMA Network Open 4, e2124643 (2021)
Link | PDF
FrameAxis: characterizing microframe bias and intensity with word embedding
Haewoon Kwak, Jisun An, Elise Jing, Yong-Yeol Ahn
PeerJ Computer Science 7, e644 (2021)
Link | PDF | arXiv
New means, new measures: assessing prescription drug-seeking indicators over 10 years of the opioid epidemic
Brea L. Perry, Meltem Odabaş, Kai-Cheng Yang, Byungkyu Lee, Patrick Kaminski, Brian Aronson, Yong-Yeol Ahn, Carrie B. Oser, Patricia R. Freeman, Jeffrey C. Talbert
Addiction (2021)
Link | PDF
Principled approach to the selection of the embedding dimension of networks
Weiwei Gu, Aditya Tandon, Yong-Yeol Ahn, Filippo Radicchi
Nature Comunications 12, 3772 (2021).
Link | PDF | arXiv | Code
Neural Embeddings of Scholarly Periodicals Reveal Complex Disciplinary Organizations
Hao Peng, Qing Ke, Ceren Budak, Daniel Romero, Yong-Yeol Ahn
Science Advances 7, eabb9004 (2021).
Link | PDF | arXiv | Code | Data
Persona2vec: A Flexible Multi-role Representations Learning Framework for Graphs
Jisung Yoon, Kai-Cheng Yang, Woo-Sung Jung, Yong-Yeol Ahn
PeerJ Computer Science 7, e439 (2021)
Link | PDF | arXiv | Code
Prevalence of Misinformation and Factchecks on the COVID-19 Pandemic in 35 Countries: Observational Infodemiology Study
Meeyoung Cha, Chiyoung Cha, Karandeep Singh, Gabriel Lima, Yong-Yeol Ahn, Juhi Kulshrestha, Onur Varol
JMIR Human Factors 8, e23279 (2021)
Link
The effectiveness of backward contact tracing in networks
Sadamori Kojaku, Laurent Hébert-Dufresne, Enys Mones, Sune Lehmann, Yong-Yeol Ahn
Nature Physics (2021)
Link | PDF | arXiv | Code
Nature Physics News & Views | Washington Post | Frankfurter Allgemeine | F.A.Z. Wissen - Der Podcast
On the challenges of predicting microscopic dynamics of online conversations
John BollenBacher, Diogo Pacheco, Pik-Mai Hui, Yong-Yeol Ahn, Alessandro Flammini, Filippo Menczer
Applied Network Science 6, 12 (2021)
Link | PDF
Association Between Sampling Method and Covid-19 Test Positivity Among Undergraduate Students: Testing Friendship Paradox in Covid-19 Network of Transmission
Sina Kianersi, Yong-Yeol Ahn, Molly Rosenberg
medRxiv
Systematic Evaluation of State Policy Interventions Targeting the US Opioid Epidemic
Byungkyu Lee, Wanying Zhao, Kai-Cheng Yang, Yong-Yeol Ahn, Brea Perry
JAMA Network Open 4(2), e2036687 (2021)
Link | PDF | Data and Code
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 (2020)
Link | PDF | Code
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
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 (2020)
Link | PDF
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 71, 1162 (2020)
Link | arXiv | PDF
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 (2019)
Link | PDF
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 (2019)
Link | PDF | Data | Code
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 (2019)
Link | PDF | Code
Phys.org | Science Daily | Inside Indiana Business | Crimson Catalyst | Other coverage
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
Evolution of the informational complexity of contemporary western music
Thomas Parmer and Yong-Yeol Ahn
ISMIR’19
Link | arXiv | PDF | Code
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 (2019)
Link | PDF | Code
CluSim: a python package for calculating clustering similarity
Alexander J. Gates and Yong-Yeol Ahn
The Journal of Open Source Software 4(35), 1264 (2019)
Link | PDF | Code
Community-Based Event Detection in Temporal Networks
Pablo Moriano, Jorge Finke, and Yong-Yeol Ahn
Scientific Reports 9, 4358 (2019)
Link | PDF | Code
Optimal modularity and memory capacity of neural reservoirs
Nathaniel Rodriguez, Eduardo Izquierdo, and Yong-Yeol Ahn
Network Neuroscience 3, 551 (2019)
Link | PDF | Code
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 (2019)
Link | PDF | Code
Guardian | Reuters | Japan News | Wired | Other coverages
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 (2018)
Link | PDF
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) (2018)
Link | PDF
Spreading in Social Systems: Reflections
Sune Lehmann and Yong-Yeol Ahn
Complex Spreading Phenomena in Social Systems pp.351-358 (Springer) (2018)
Link | arXiv | PDF
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) (2018)
Link | arXiv | PDF
SemAxis: A Lightweight Framework to Characterize Domain-Specific Word Semantics Beyond Sentiment
Jisun An, Haewoon Kwak, and Yong-Yeol Ahn
ACL’18 (2018)
Link | arXiv | PDF | Data and code
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 (2017)
Link | arXiv | PDF | Data | Code
Science | The Conversation | Atlas Obscura | QUARTZ | List of media coverage
The impact of random models on clustering similarity
Alexander J. Gates and Yong-Yeol Ahn
Journal of Machine Learning Research 18, 1 (2017)
Link | arXiv | PDF
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 (2017)
Link | arXiv | PDF
Social Contagions on weighted networks
Yu-Xiao Zhu, Wei Wang, Ming Tang, Yong-Yeol Ahn
Physical Review E 96, 012306 (2017)
Link | arXiv | PDF
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 (2017)
Link | PDF
A systematic identification and analysis of scientists on Twitter
Qing Ke, Yong-Yeol Ahn, Cassidy R. Sugimoto
PLoS One 12, e0175368 (2017)
Link | arXiv | PDF
Nature News | LSE Blog
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 (2017)
Link | PDF
Gendered Conversation in a Social Game-Streaming Platform
Supun Nakandala, Giovanni Luca Ciampaglia, Norman Makoto Su, Yong-Yeol Ahn
ICWSM’17 (2017)
Link | arXiv | PDF | Code
Motherboard | Kotaku | List of other coverage
Collective Dynamics of Belief Evolution under Cognitive Coherence and Social Conformity
Nathaniel Rodriguez, Johan Bollen, Yong-Yeol Ahn
PLoS ONE 11, e0165910 (2016)
Link | PDF | Code
Network Landscape of Western Classical Music
Arram Bae, Doheum Park, Yong-Yeol Ahn, Juyong Park
Leonardo 49, 448 (2016)
Link
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 (2016)
Link | PDF | Code
The Multi-Scale Network Landscape of Collaboration
Arram Bae, Doheum Park, Yong-Yeol Ahn, Juyong Park
PLoS ONE 11, e0151784 (2016)
Link | PDF
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 (2015)
Link | PDF
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
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
Robustness and modular structure in networks
J.P. Bagrow, S. Lehmann, and Y.-Y. Ahn
Network Science 3, 509 (2015)
Link | arXiv | PDF
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
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
Tie strength distribution in scientific collaboration networks
Qing Ke and Yong-Yeol Ahn
Physical Review E 90, 032804 (2014)
Link | arXiv | PDF
Community-Enhanced De-anonymization of Online Social Networks
Shirin Nilizadeh, Apu Kapadia, and Yong-Yeol Ahn
CCS’14 (2014)
PDF
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
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
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 (2014)
PDF
Predicting Successful Memes using Network and Community Structure
Lilian Weng, Filippo Menczer, and Yong-Yeol Ahn
ICWSM’14 (2014)
Link | arXiv | PDF
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
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
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
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
The Flavor Network
Y.-Y. Ahn and S. Ahnert
Leonardo 46, 272 (2013)
Link | PDF
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
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
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 | Data
Nature News | Scientific American | Technology Review | List of media coverage
Evidence for Network Evolution in an Arabidopsis Interactome Map
Arabidopsis Interactome Mapping Consortium
Science 333, 601 (2011)
Link | PDF
Understanding the demographics of Twitter users
A. Mislove, S. Lehmann, Y.-Y. Ahn, J.-P. Onnela, and J. N. Rosenquist
ICWSM’11
Link | PDF
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
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
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
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
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
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
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
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 (2007)
Link | PDF
Analysis of Topological Characteristics of Huge Online Social Networking Services
Y.-Y. Ahn, S. Han, H. Kwak, S. Moon, and H. Jeong
WWW’07 (2007)
PDF | Updated & corredted PDF | Data
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
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
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 (2006)
Link | PDF
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
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
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
Mapping the conversation: political topics and geography on Twitter
A. Mislove, S. Lehmann, Y.-Y. Ahn, J.-P. Onnela, and J. N. Rosenquist
Link
Flavor network, Edge-Serpentine Gallery exhibition “Maps for the 21st Century”
Y.-Y. Ahn, S. Ahnert, J. P. Bagrow, and A.-L. Barabási
Link
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
Twittermood: United States map of mood
Y.-Y. Ahn, J. P. Bagrow, S. Lehmann, and A. Pawling
Link