Fredrik Johansson
Fredrik Johansson
Senior Scientist @ Swedish Defence Research Agency (FOI)
Verifierad e-postadress på foi.se
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Citeras av
Detecting linguistic markers for radical violence in social media
K Cohen, F Johansson, L Kaati, JC Mork
Terrorism and Political Violence 26 (1), 246-256, 2014
A Bayesian network approach to threat evaluation with application to an air defense scenario
F Johansson, G Falkman
2008 11th International conference on information fusion, 1-7, 2008
Harvesting and analysis of weak signals for detecting lone wolf terrorists
J Brynielsson, A Horndahl, F Johansson, L Kaati, C Mårtenson, ...
Security Informatics, 2013
Detection of vessel anomalies-a Bayesian network approach
F Johansson, G Falkman
2007 3rd International Conference on Intelligent Sensors, Sensor Networks …, 2007
Estimating citizen alertness in crises using social media monitoring and analysis
F Johansson, J Brynielsson, MN Quijano
2012 European Intelligence and Security Informatics Conference, 189-196, 2012
Detecting multiple aliases in social media
F Johansson, L Kaati, A Shrestha
Proceedings of the 2013 IEEE/ACM international conference on advances in …, 2013
Evaluating the performance of TEWA systems
F Johansson
Örebro University, 2010
Emotion classification of social media posts for estimating people’s reactions to communicated alert messages during crises
J Brynielsson, F Johansson, C Jonsson, A Westling
Security Informatics 3 (1), 7, 2014
Analysis of weak signals for detecting lone wolf terrorists
J Brynielsson, A Horndahl, F Johansson, L Kaati, C Mårtenson, ...
2012 European Intelligence and Security Informatics Conference, 197-204, 2012
A comparison between two approaches to threat evaluation in an air defense scenario
F Johansson, G Falkman
Modeling Decisions for Artificial Intelligence, 110-121, 2008
Timeprints for identifying social media users with multiple aliases
F Johansson, L Kaati, A Shrestha
Security Informatics 4 (7), 2015
Detecting linguistic markers of violent extremism in online environments
F Johansson, L Kaati, M Sahlgren
Artificial intelligence: Concepts, methodologies, tools, and applications …, 2017
Real-time Allocation of Firing Units To Hostile Targets
F Johansson, G FALKMAN
Journal of Advances in Information Fusion 6 (2), 187-199, 2011
Learning to classify emotional content in crisis-related tweets
J Brynielsson, F Johansson, A Westling
Proceedings of the 2013 IEEE International Conference on Intelligence and …, 2013
Extending the scope of situation analysis
L Niklasson, M Riveiro, F Johansson, A Dahlbom, G Falkman, T Ziemke, ...
2008 11th international conference on information fusion, 1-8, 2008
Detecting computer-generated disinformation
H Stiff, F Johansson
International Journal of Data Science and Analytics, 2021
Evaluating algorithms for detection of compromised social media user accounts
David Trång, Fredrik Johansson, Magnus Rosell
Proceedings of the Second European Network Intelligence Conference (ENIC …, 2015
Implementation and integration of a Bayesian Network for prediction of tactical intention into a ground target simulator
F Johansson, G Falkman
Information Fusion, 2006 9th International Conference on, 1-7, 2006
Combining entity matching techniques for detecting extremist behavior on discussion boards
J Dahlin, F Johansson, L Kaati, C Martenson, P Svenson
Proceedings of the 2012 International Conference on Advances in Social …, 2012
An empirical investigation of the static weapon-target allocation problem
F Johansson, G Falkman
Proceedings of the 3rd Skövde Workshop on Information Fusion Topics, 63-67, 2009
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