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Depressed individuals express more distorted thinking on social media



Krishna C. Bathina , Marijn ten Thij , Lorenzo Lorenzo-Luaces , Lauren A. Rutter , Johan Bollen


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The happiness paradox: your friends are happier than you



Johan Bollen , Bruno Gonçalves , Ingrid van de Leemput , Guangchen Ruan

* 15 pages, 3 figures, 2 tables 

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Happiness is assortative in online social networks



Johan Bollen , Bruno Goncalves , Guangchen Ruan , Huina Mao

* Artificial Life 17(3), 237-251 (2011) 
* 17 pages, 9 figures 

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Twitter mood predicts the stock market



Johan Bollen , Huina Mao , Xiao-Jun Zeng

* Journal of Computational Science, 2(1), March 2011, Pages 1-8 

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An Algorithm to Determine Peer-Reviewers



Marko A. Rodriguez , Johan Bollen

* Conference on Information and Knowledge Management (CIKM), ACM, pages 319-328, (October 2008) 
* Rodriguez, M.A., Bollen, J., "An Algorithm to Determine Peer-Reviewers", Conference on Information and Knowledge Management, in press, ACM, LA-UR-06-2261, October 2008; ISBN:978-1-59593-991-3 

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Between conjecture and memento: shaping a collective emotional perception of the future



Alberto Pepe , Johan Bollen

* 6 pages. AAAI Spring Symposium on Emotion, Personality, and Social Behavior 

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Using RDF to Model the Structure and Process of Systems



Marko A. Rodriguez , Jennifer H. Watkins , Johan Bollen , Carlos Gershenson

* InterJournal of Complex Systems, 2131, ISSN: 1081-0625, February 2008 
* International Conference on Complex Systems, Boston MA, October 2007 

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Modeling Computations in a Semantic Network



Marko A. Rodriguez , Johan Bollen

* project website: http://neno.lanl.gov 

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