Dirk Ostwald


Prof. Dr. Dirk Ostwald

Universitätsplatz 2, 39106 Magdeburg, G24-208   vCard


Seit 2021 W2 Professur Methodenlehre I Otto-von-Guericke-Universität Magdeburg
2020 - 2021 W2 Professur Computational Cognitive Neuroscience Freie Universität Berlin
2014 - 2020 W1 Professur Computational Cognitive Neuroscience  Freie Universität Berlin
2010 - 2014   Wissenschaftlicher Mitarbeiter BCCN und MPI Bildungsforschung Berlin
2007 - 2010 PhD Psychologie University of Birmingham
2004 - 2006   MSc Verhaltens- und Neurowissenschaften  Eberhard Karls Universität Tübingen
2005 - 2012 BSc Mathematik FernUniversität in Hagen
2000 - 2003  Erstes Staatsexamen Medizin  Universität Hamburg


Google Scholar







1. Lindborg A, Musiolek L, Ostwald D, Rabovsky M (2022) Semantic surprise predicts the N400 brain potential BioRxiv

2. Ostwald D, Usée F (2021) An induction proof of the backpropagation algorithm in matrix notation ArXiv Data & Code

3. Bruckner R, Heekeren H, Ostwald D (2020) Belief states and categorical-choice biases determine reward-based learning under perceptual uncertainty BioRxiv Data & Code

4. Ostwald D, Schneider S, Bruckner R, Horvath L (2019) Power, positive predictive value, and sample size calculations for random field theory-based fMRI inference BioRxiv Data & Code

5. Ostwald D, Schneider S, Bruckner R, Horvath L (2018) Random field theory-based p-values: a review of the SPM implementation ArXiv Data & Code

6. Georgie YK, Porcaro C, Mayhew SD, Bagshaw AP, Ostwald D (2018) A perceptual decision-making EEG/fMRI dataset BioRxiv Data & Code

Journal Articles

1. Horvath L, Colcombe S, Milham M, Ray S, Schwartenbeck P, Ostwald, D (2021) Human belief state-based exploration and exploitation in an information-selective reversal bandit task BioRxiv Data & Code Computational Brain and Behavior

2. Gijsen S, Grundei M, Lange R, Ostwald D, Blankenburg F (2021) Neural surprise in somatosensory Bayesian learning PLoS Computational Biology 

3. Tisdall L, Frey R, Horn A, Ostwald D, Horvath L, Pedroni A, Rieskamp J, Blankenburg F, Hertwig R, Mata R (2020) Brain-behavior associations for risk taking depend on the measures used to capture individual differences Frontiers in Behavioral Neuroscience

4. Krohn S, Froeling M, Leemans A, Ostwald D, Villoslada P, Finke C, Esteban FJ (2019) Evaluation of the 3D fractal dimension as a marker of structural brain complexity in multiple-acquisition MRI Human Brain Mapping 

5. Toelch U, Ostwald D (2018) Digital Open Science – Teaching digital tools for reproducible and transparent research PLoS Biology Data & Code

6. Starke L, Ostwald D (2017) Variational Bayesian parameter estimation techniques for the general linear model Frontiers in Neuroscience Data & Code

7. Krohn S, Ostwald D (2017) Computing integrated information Neuroscience of Consciousness Data & Code 

8. Ostwald D, Starke L (2016) Probabilistic delay differential equation modelling of event-related potentials NeuroImage Data & Code

9. Mayhew S, Mullinger KJ, Ostwald D, Porcaro C, Bowtell R, Bagshaw AP, Francis ST (2016) Global signal modulation of single-trial fMRI response variability: effect on positive vs. negative BOLD response relationship NeuroImage  

10. Rollings DT, Assecondi S, Ostwald D,  Porcaro C, McCorry D, Bagary M, Soryal I, BagshawAP (2016) Early haemodynamic changes observed in patients with epilepsy, in a visual experiment and in simulations Clinical Neurophysiology 

11. Ostwald D, Starke L, Hertwig R (2015) A normative inference approach for optimal sample sizes in decisions from experience Frontiers in Psychology Code

12. Assecondi S,  Ostwald D, Bagshaw AP (2015) Reliability of information-based integration of EEG and fMRI data: a simulation study Neural Computation 

13. Horn AG, Ostwald D, Reisert M, Blankenburg F (2014) The Structural-Functional Connectome and the Default Network of the Human Brain NeuroImage 

14. Schmidt TT, Ostwald D, Blankenburg F (2014) Imaging tactile imagery: Changes in brain connectivity support perceptual grounding of mental images in primary sensory cortices NeuroImage 

15. Ostwald D, Kirilina E, Starke, Blankenburg F (2014) A tutorial on variational Bayes for latent linear stochastic time-series models Journal of Mathematical Psychology Code  

16. Herzog SM, Ostwald D (2013) Sometimes Bayesian statistics are better Nature 

17. Mayhew SD, Ostwald D, Porcaro C, Bagshaw AP (2013) Spontaneous EEG alpha oscillation interacts with positive and negative BOLD responses in the visual-auditory cortices and default-mode network NeuroImage  

18. Ostwald D, Spitzer B, Guggenmos B, Schmidt T, Kiebel S, Blankenburg F (2012) Evidence for neural encoding of Bayesian surprise in human somatosensation NeuroImage  

19. Ostwald D, Porcaro C, Mayhew SD, Bagshaw AP (2012) EEG-fMRI based information theoretic characterization of the human perceptual decision system PLoS ONE  

20. Lei X, Ostwald D, Hu J, Qiu C, Porcaro C, Bagshaw AP, Yao D (2011) Multimodal functional network connectivity: an EEG-fMRI fusion in network space PLoS ONE  

21. Ostwald D, Bagshaw AP (2011) Information theoretic approaches to functional neuroimaging Magnetic Resonance Imaging  

22.Porcaro C, Ostwald D, Hadjipapas A, Barnes GA, Bagshaw AP (2011) The relationship between the visual evoked potential and the gamma band investigated by blind and semi-blind methods  NeuroImage  

23. Ostwald D, Porcaro C, Bagshaw AP (2011) Voxel-wise information theoretic EEG-fMRI feature integration NeuroImage

24. Noppeney U, Ostwald D, Werner S (2010) Perceptual decisions formed by accumulation of audiovisual evidence in prefrontal cortex Journal of Neuroscience  

25. Wühle A, Mertiens L, Rüter J, Ostwald D, Braun C (2010) Cortical processing of near-threshold tactile stimuli – an MEG study Psychophysiology  

26. Porcaro C, Ostwald D, BagshawAP (2010) Functional source separation improves the quality of single trial visual evoked potentials recorded during concurrent EEG-fMRI NeuroImage  

27. Ostwald D, Porcaro C, Bagshaw AP (2010) An information theoretic approach to EEG-fMRI integration of visually evoked responses NeuroImage  

28. Ostwald D, Lam J, Li S, Kourtzi Z (2008) Neural codingof global form in the human visual cortex Journal of Neurophysiology 

29. Li S, Ostwald D, Giese M, Kourtzi Z (2007) Flexible coding for categorical decisions in the human brain Journal of Neuroscience  

30. Karpac J, Ostwald D, Bui S, Hunnewell P, Hochgeschwender U (2006) Proopiomelanocortin heterozygous and homozygous null mutant mice develop pituitary adenomas Cellular and Molecular Biology (Noisy-le-grand)  

31. Ostwald D, Karpac J, Hochgeschwender U (2006) Effects on hippocampus of lifelong absence ofglucocorticoids in the proopiomelanocortin null mutant mouse reveal complex relationships between glucocorticoids and hippocampal structure and function Journal of Molecular Neuroscience  

32. Karpac J, Ostwald D, Bui S, Hunnewell P, Shankar M, Hochgeschwender U (2005) Development, maintenance, and function of the adrenal gland in early postnatal proopiomelanocortin-null mutant mice  Endocrinology  


Letzte Änderung: 05.06.2021 - Ansprechpartner:

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