Publications of Alexander Schäfer

Journal Article (12)

2016
Journal Article
Tardif, C.; Gauthier, C.; Steele, C.; Bazin, P.-L.; Schäfer, A.; Schäfer, A.; Turner, R.; Villringer, A.: Advanced MRI techniques to improve our understanding of experience-induced neuroplasticity. NeuroImage 131, pp. 55 - 72 (2016)
Journal Article
Cohen, N.; Margulies, D. S.; Ashkenazi, S.; Schäfer, A.; Taubert, M.; Henik, A.; Villringer, A.; Okon-Singer, H.: Using executive control training to suppress amygdala reactivity to aversive information. NeuroImage 125, pp. 1022 - 1031 (2016)
2015
Journal Article
Goulas, A.; Schäfer, A.; Margulies, D. S.: The strength of weak connections in the macaque cortico-cortical network. Brain Structure & Function 220 (5), pp. 2939 - 2951 (2015)
2014
Journal Article
Schäfer, A.; Burmann, I.; Regenthal, R.; Arélin, K.; Barth, C.; Pampel, A.; Villringer, A.; Margulies, D. S.; Sacher, J.: Serotonergic modulation of intrinsic functional connectivity. Current Biology 24 (19), pp. 2314 - 2318 (2014)
Journal Article
Schäfer, A.; Quinque, E. M.; Kipping, J.; Arélin, K.; Roggenhofer, E.; Frisch, S.; Villringer, A.; Mueller, K.; Schroeter, M. L.: Early small vessel disease affects frontoparietal and cerebellar hubs in close correlation with clinical symptoms: A resting-state fMRI study. Journal of Cerebral Blood Flow and Metabolism 34 (7), pp. 1091 - 1095 (2014)
Journal Article
Schäfer, A.; Margulies, D. S.; Lohmann, G.; Gorgolewski, K. J.; Smallwood, J.; Kiebel, S. J.; Villringer, A.: Dynamic network participation of functional connectivity hubs assessed by resting-state fMRI. Frontiers in Human Neuroscience 8, 195 (2014)
Journal Article
Böttger, J.; Schurade, R.; Jakobsen, E.; Schäfer, A.; Margulies, D. S.: Connexel visualization: A software implementation of glyphs and edge-bundling for dense connectivity data using brainGL. Frontiers in Neuroscience 8, 15 (2014)
Journal Article
Böttger, J.; Schäfer, A.; Lohmann, G.; Villringer, A.; Margulies, D. S.: Three-dimensional mean-shift edge bundling for the visualization of functional connectivity in the brain. IEEE Transactions on Visualization and Computer Graphics 20 (3), pp. 471 - 480 (2014)
2013
Journal Article
Sehm, B.; Kipping, J.; Schäfer, A.; Villringer, A.; Ragert, P.: A comparison between uni- and bilateral tDCS effects on functional connectivity of the human motor cortex. Frontiers in Human Neuroscience 7, 183 (2013)
2012
Journal Article
Sehm, B.; Schäfer, A.; Kipping, J.; Margulies, D. S.; Conde, V.; Taubert, M.; Villringer, A.; Ragert, P.: Dynamic modulation of intrinsic functional connectivity by transcranial direct current stimulation. Journal of Neurophysiology 108 (12), pp. 3253 - 3263 (2012)
Journal Article
Schäfer, A.; Komusiewicz, C.; Moser, H.; Niedermeier, R.: Parameterized computational complexity of finding small-diameter subgraphs. Optimization Letters 6 (5), pp. 883 - 891 (2012)
2010
Journal Article
Margulies, D. S.; Boettger, J.; Long, X.; Lv, Y.; Kelly, C.; Schäfer, A.; Goldhahn, D.; Abbushi, A.; Milham, M. P.; Lohmann, G. et al.; Villringer, A.: Resting developments: A review of fMRI post-processing methodologies for spontaneous brain activity. Magnetic Resonance Materials in Physics, Biology and Medicine 23 (5-6), pp. 289 - 307 (2010)

Conference Paper (1)

2016
Conference Paper
Dinse, J.; Schäfer, A.; Bazin, P.-L.; Weiskopf, N.: Identifying intracortical partial voluming effects using cortical surface normals in quantitative MRI T1 maps sensitive to microstructure. In: Bildverarbeitung für die Medizin 2016, pp. 16 - 19. (2016)

Meeting Abstract (2)

2015
Meeting Abstract
Steele, C.; Lampe, L.; Schäfer, A.; Anwander, A.; Sehm, B.; Villringer, A.: Quantifying the effects of white-matter lesions with the Tractography-based Lesion Assessment Standard (TractLAS). In 23st Annual Meeting of the International Society for Magnetic Resonance in Medicine. (2015)
2014
Meeting Abstract
Moreno-Dominguez, D.; Watanabe, A.; Gorgolewski, K. J.; Schäfer, A.; Goulas, A.; Kipping, J.; Kanaan, A. S.; Anwander, A.; Toro, R.; Margulies, D. S.: Multi-modal parcellation of the frontal lobe. In Proceedings of the 20th Annual Meeting of the Organization for Human Brain Mapping. (2014)

Talk (3)

2012
Talk
Schäfer, A.: Dynamics underlying the mismatch between structure & function. Donders Discussions 2012, Nijmegen, the Netherlands (2012)
Talk
Schäfer, A.: Connectivity clusters in human brain graphs. 2nd Einstein Fellowship Symposium on "Decision-making", Berlin, Germany (2012)
Talk
Sehm, B.; Schäfer, A.; Kipping, J.; Margulies, D. S.; Conde, V.; Taubert, M.; Villringer, A.; Ragert, P.: Dynamic modulation of intrinsic functional connectivity by transcranial direct current stimulation. 56. Jahrestagung der Deutschen Gesellschaft für Klinische Neurophysiologie und Funktionelle Bildgebung (DGKN), Cologne, Germany (2012)

Poster (21)

2015
Poster
Steele, C.; Lampe, L.; Schäfer, A.; Anwander, A.; Sehm, B.; Villringer, A.: Quantifying the effects of white-matter lesions with the Tractography-based Lesion Assessment Standard (TractLAS). 23rd Annual Meeting of the International Society for Magnetic Resonance in Medicine, Toronto, ON, Canada (2015)
Poster
Lampe, L.; Schäfer, A.; Steele, C.; Arélin, K.; Fritzsch, D.; Schroeter, M. L.; Villringer, A.; Bazin, P.-L.: Adaptation of a computer-based white matter lesion segmentation algorithm for the need of large cohort studies. 23rd Annual Meeting of the International Society for Magnetic Resonance in Medicine, Toronto, ON, Canada (2015)
Go to Editor View