Publications

Articles

2019

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

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 2019;1–22 PDF BioRxiv Data & Code

2018

Toelch U, Ostwald D (2018)  Digital Open Science – Teaching digital tools for reproducible and transparent research PLoS Biol 16(7):e2006022. PDF

Tisdall L, Frey R, Horn A, Ostwald D, Horvath L, Blankenburg F, Hertwig R, Mata R (2018) Group and individual differences in the neural representation of described and experienced risk PsyArXiv

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

Georgie YK, Porcaro C, Mayhew SM, Bagshaw AP, Ostwald D (2018) A perceptual decision making EEG/fMRI data set BioRxiv Code

2017

Starke L, Ostwald D (2017) Variational Bayesian parameter estimation techniques for the general linear model Frontiers in Neuroscience | Brain Imaging Methods 11:504 PDF BioRxiv Data & Code

Krohn S, Ostwald D (2017) Computing integrated information Neuroscience of Consciousness 3(1):nix017 PDF ArXiv Code

2016

Ostwald D, Starke L (2016) Probabilistic delay differential equation modeling of event-related potentials NeuroImage 136:227–257 PDF Supplementary Material Data & Code

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 133:62–74 PDF

Rollings DT, Assecondi S, Ostwald D, Porcaro C, McCorry D, Bagary M, Soryal I, Bagshaw AP (2016) Early haemodynamic changes observed in patients with epilepsy, in a visual experiment and in simulations Clinical Neurophysiology 127:245-253 PDF

2015

Ostwald D, Starke L, Hertwig R (2015) A normative inference approach for optimal sample sizes in decisions from experience Frontiers in Psychology | Decision Neuroscience 6:1342 PDF Supplementary Material & Code

Assecondi S, Ostwald D, Bagshaw AP (2015) Reliability of information-based integration of EEG and fMRI data: a simulation study Neural Computation 27(2): 281-305 PDF

2014

Horn AG, Ostwald D, Reisert M, Blankenburg F (2014) The Structural-Functional Connectome and the Default Network of the Human Brain NeuroImage 102:142–151 PDF

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 98:216–224 PDF

Ostwald D, Kirilina E, Starke L, Blankenburg F (2014) A tutorial on variational Bayes for latent linear stochastic time-series models Journal of Mathematical Psychology 60:1-19 PDF Supplementary Material & Code

2013

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 76:362–372 PDF

Herzog SM, Ostwald D (2013) Sometimes Bayesian statistics are better Nature 494(7435):35 [Correspondence] PDF

2012

Ostwald D, Spitzer B, Guggenmos B, Schmidt T, Kiebel S, Blankenburg F (2012) Evidence for neural encoding of Bayesian surprise in human somatosensation NeuroImage 62(1):177-88 PDF

Ostwald D, Porcaro C, Mayhew SD, Bagshaw AP (2012) EEG-fMRI based information theoretic characterization of the human perceptual decision system PLoS ONE 7(4): e33896 PDF Code

2011

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 6(9):e24642 PDF

Ostwald D, Bagshaw AP (2011) Information theoretic approaches to functional neuroimaging Magnetic Resonance Imaging 29:1417-1428 PDF

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 56(3):1059-71 PDF

Ostwald D, Porcaro C, Bagshaw AP (2011) Voxel-wise information theoretic EEG-fMRI feature integration NeuroImage 55(3):1270-86 PDF

2010

Noppeney U, Ostwald D, Werner S (2010) Perceptual decisions formed by accumulation of audiovisual evidence in prefrontal cortex Journal of Neuroscience 30(21):7434-46 PDF

Wühle A, Mertiens L, Rüter J, Ostwald D, Braun C (2010) Cortical processing of near-threshold tactile stimuli – an MEG study Psychophysiology 47: 523–534 PDF

Porcaro C, Ostwald D, Bagshaw AP (2010) Functional source separation improves the quality of single trial visual evoked potentials recorded during concurrent EEG-fMRI NeuroImage 50:12–123 PDF

Ostwald D, Porcaro C, Bagshaw AP (2010) An information theoretic approach to EEG-fMRI integration of visually evoked responses NeuroImage 49:498 – 516 PDF Code

2008

Ostwald D, Lam J, Li S, Kourtzi Z (2008) Neural coding of global form in the human visual cortex J Neurophysiology 99:2456-2469 PDF

2007

Li S, Ostwald D, Giese M, Kourtzi Z (2007) Flexible coding for categorical decisions in the human brain Journal of Neuroscience 27(45):12321-30 PDF

2006

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) 30;52(2):47-52 PDF

Ostwald D, Karpac J, Hochgeschwender U (2006) Effects on hippocampus of lifelong absence of glucocorticoids in the proopiomelanocortin null mutant mouse reveal complex relationship between glucocorticoids and hippocampal structure and function Journal of Molecular Neuroscience 28(3):291-302 PDF

2005

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 146(6):2555-62 PDF

Conference Papers

2019

Musiolek L, Blankenburg F, Ostwald* D, Rabovsky* M (2019) Modeling the N400 brain potential as Semantic Bayesian Surprise 2019 Conference on Cognitive Computational Neuroscience, 13-16 September 2019, Berlin, Germany *equal contribution https://doi.org/10.32470/CCN.2019.1184-0 

Höft N, Guo R, Laschos V, Jeung, S, Ostwald D, Obermayer K (2019) Risk Sensitivity under Partially Observable Markov Decision Processes 2019 Conference on Cognitive Computational Neuroscience, 13-16 September 2019, Berlin, Germany https://doi.org/10.32470/CCN.2019.1160-0

Ostwald D, Schneider S, Bruckner R, Horvath L (2019) Power, positive predictive value, and sample size calculations for random field theory-based fMRI inference 2019 Conference on Cognitive Computational Neuroscience, 13-16 September 2019, Berlin, Germany https://doi.org/10.32470/CCN.2019.1050-0

Bruckner R, Heekeren H, Ostwald D (2019) Perceptual uncertainty modulates human reward-based learning 2019 Conference on Cognitive Computational Neuroscience, 13-16 September 2019, Berlin, Germany https://doi.org/10.32470/CCN.2019.1042-0

2018

Ostwald D, Horvath L (2018) The neurocomputational mechanisms of human sequential decision making under uncertainty in a spatial search task 2018 Conference on Cognitive Computational Neuroscience, 5-8 September 2018, Philadelphia, Pennsylvania https://doi.org/10.32470/CCN.2018.1077-0

Ostwald D, Bruckner R, Heekeren HR (2018) Computational mechanisms of human state-action-reward contingency learning under perceptual uncertainty 2018 Conference on Cognitive Computational Neuroscience, 5-8 September 2018, Philadelphia, Pennsylvania https://doi.org/10.32470/CCN.2018.1078-0