Johan Bollen

Johan Bollen

Professor, Informatics and Computing


Representative publications

Twitter mood predicts the stock market (2011)
Johan Bollen, Huina Mao and Xiaojun Zeng
Journal of computational science, 2 (1), 8-Jan

Modeling public mood and emotion: Twitter sentiment and socio-economic phenomena (2011)
Johan Bollen, Huina Mao and Alberto Pepe

Co-authorship networks in the digital library research community (2005)
Xiaoming Liu, Johan Bollen, Michael L Nelson and Herbert Van de Sompel
Information processing & management, 41 (6), 1462-1480

A principal component analysis of 39 scientific impact measures (2009)
Johan Bollen, Herbert Van de Sompel, Aric Hagberg and Ryan Chute
PloS one, 4 (6), e6022

Journal Status (2006)
Johan Bollen, M Rodriguez and Herbert Van de Sompel
Scientometrics, 69 (3), 669-687

Toward alternative metrics of journal impact: A comparison of download and citation data (2005)
Johan Bollen, Herbert Van de Sompel, Joan A Smith and Rick Luce
Information Processing & Management, 41 (6), 1419-1440

How the scientific community reacts to newly submitted preprints: Article downloads, twitter mentions, and citations (2012)
Xin Shuai, Alberto Pepe and Johan Bollen
PloS one, 7 (11), e47523

Happiness is assortative in online social networks (2011)
Johan Bollen, Bruno Gonçalves, Guangchen Ruan and Huina Mao
Artificial life, 17 (3), 237-251

Clickstream data yields high-resolution maps of science (2009)
Johan Bollen, Herbert Van de Sompel, Aric Hagberg, Luis Bettencourt, Ryan Chute, Marko A Rodriguez ...
PLoS one, 4 (3), e4803

More tweets, more votes: Social media as a quantitative indicator of political behavior (2013)
Joseph DiGrazia, Karissa McKelvey, Johan Bollen and Fabio Rojas
PloS one, 8 (11), e79449

Twitter mood as a stock market predictor (2011)
Johan Bollen and Huina Mao
Computer, 44 (10), 91-94

Computational fact checking from knowledge networks (2015)
Giovanni Luca Ciampaglia, Prashant Shiralkar, Luis M Rocha, Johan Bollen, Filippo Menczer and Alessandro Flammini
PloS one, 10 (6), e0128193

Usage impact factor: The effects of sample characteristics on usage‐based impact metrics (2008)
Johan Bollen and Herbert van de Sompel
Journal of the American Society for Information Science and technology, 59 (1), 136-149

The World-Wide Web as a Super-Brain: from metaphor to model (1996)
Francis Heylighen and Johan Bollen

Usage bibliometrics (2011)
Michael J Kurtz and Johan Bollen
arXiv preprint arXiv:1102.2891,

Dissertation Committee Service

Author Dissertation Title Committee
Simas, Tiago De Stochastic Models and Transitivity in Complex Networks (May 2012) Rocha, L. (Chair), Sporns, O., Flammini, A., Bollen, J.