Search Results for author: Johan Bollen

Found 5 papers, 1 papers with code

Depressed individuals express more distorted thinking on social media

no code implementations7 Feb 2020 Krishna C. Bathina, Marijn ten Thij, Lorenzo Lorenzo-Luaces, Lauren A. Rutter, Johan Bollen

Depression is a leading cause of disability worldwide, but is often under-diagnosed and under-treated.

The happiness paradox: your friends are happier than you

no code implementations8 Feb 2016 Johan Bollen, Bruno Gonçalves, Ingrid van de Leemput, Guangchen Ruan

Our results reveal that popular individuals are indeed happier and that a majority of individuals experience a significant Happiness paradox.

Twitter mood predicts the stock market

3 code implementations14 Oct 2010 Johan Bollen, Huina Mao, Xiao-jun Zeng

A Granger causality analysis and a Self-Organizing Fuzzy Neural Network are then used to investigate the hypothesis that public mood states, as measured by the OpinionFinder and GPOMS mood time series, are predictive of changes in DJIA closing values.

Decision Making Stock Market Prediction +1

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

no code implementations25 Jan 2008 Alberto Pepe, Johan Bollen

Large scale surveys of public mood are costly and often impractical to perform.

Modeling Computations in a Semantic Network

no code implementations31 May 2007 Marko A. Rodriguez, Johan Bollen

With these new technologies, the Semantic Web has evolved from a data modeling medium to a computational medium.

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