Neuronale Informationsverarbeitung (NI)
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Publications in Journals

  • F. Franke, M. Natora, C. Boucsein, M. Munk, and K. Obermayer. An online spike detection and spike classification algorithm capable of instantaneous resolution of overlapping spikes. Journal of Computational Neuroscience, 2009. in press.
    (Abstract HTML) (FTP PDF, 5680 kb)

  • A. Heinz, A. Beck, J. Wrase, J. Mohr, K. Obermayer, J. Gallinat, and I. Puls. Neurotransmitter systems in alcohol dependence. Pharmacopsychiatry, 42(S 01):S95-S101, 2009.
    (Abstract HTML)

  • J. Mohr, I. Puls, J. Wrase, S. Vollstaedt-Klein, T. Leménager, C. Vollmert, M. Rapp, K. Obermayer, A. Heinz, and M. Smolka. A model comparison of COMT effects on central processing of affective stimuli. Neuroimage, 2009. in press.
    (Abstract HTML)

  • A. Onken, S. Grünewälder, M. H. J. Munk, and K. Obermayer. Analyzing short-term noise dependencies of spike-counts in macaque prefrontal cortex using copulas and the flashlight transformation. PLoS Comput Biol, 5(11):e1000577, November 2009.
    (Abstract HTML) (FTP PDF, 709 kb)

  • M. Stimberg, K. Wimmer, R. Martin, L. Schwabe, J. Mariño, J. Schummers, D. C. Lyon, M. Sur, and K. Obermayer. The operating regime of local computations in primary visual cortex. Cerebral cortex, 19(9):2166-2180, September 2009.
    (Abstract HTML)

  • F.-F. Henrich and K. Obermayer. Learning by spherical subdivision. Journal of Machine Learning Research, 9:105-130, 2008.
    (Abstract HTML) (PDF)

  • T. Knebel, S. Hochreiter, and K. Obermayer. An SMO algorithm for the potential support vector machine. Neural Computation, 20(1):271-287, 2008.
    (Abstract HTML)

  • F. Lohoff, M. Lautenschlager, J. Mohr, T. Ferraro, T. Sander, and J. Gallinat. Association between variation in the vesicular monoamine transporter 1 gene on chromosome 8p and anxiety-related personality traits. Neuroscience Letters, 434:41-45, 2008.
    (Abstract HTML)

  • J. Mohr, B. Jain, and K. Obermayer. Molecule kernels: A descriptor- and alignment-free QSAR approach. Journal of Chemical Information and Modeling, 48(9):1868-1881, 2008.
    (Abstract HTML)

  • J. Mohr, I. Puls, J. Wrase, J. Priller, J. Behr, W. Kitzrow, N. Makris, H. Breiter, K. Obermayer, and A. Heinz. Synergistic effects of the dopaminergic and glutamatergic system on hippocampal volume in alcohol-dependent patients. Biological Psychology, 79(1), 2008.
    (Abstract HTML)

  • K. Wimmer, K. J. Hildebrandt, R. M. Hennig, and K. Obermayer. Adaptation and selective information transmission in the cricket auditory neuron AN2. PLoS Computational Biology, 4(9):e1000182, 2008.
    (Abstract HTML) (FTP PDF, 1246 kb)

  • S. Hochreiter, M. Heusel, and K. Obermayer. Fast model-based protein homology detection without alignment. Bioinformatics, 23(14):1728-1736, 2007.
    (Abstract HTML) (HTTP)

  • J. Schummers, B. Cronin, K. Wimmer, M. Stimberg, R. Martin, K. Obermayer, K. P. Koerding, and M. Sur. Dynamics of orientation tuning in cat V1 neurons depend on location within layers and orientation maps. Frontiers in Neuroscience, 1:145-159, 2007.
    (Abstract HTML) (FTP PDF, 690 kb)

  • M. Stimberg, T. Hoch, and K. Obermayer. The effect of background noise on the precision of pulse packet propagation in feed-forward networks. Neurocomputing, 70:1824-1828, 2007.
    (Abstract HTML)

  • J. M. Young, W. J. Waleszczyk, C. Wang, M. B. Calford, B. Dreher, and K. Obermayer. Cortical reorganization consistent with spike timing- but not correlation-dependent plasticity. Nature Neuroscience, 10:887-889, 2007.
    (Abstract HTML)

  • J. Hochreiter and K. Obermayer. Support vector machines for dyadic data. Neural Comput., 18:1472-1510, 2006.
    (Abstract HTML) (FTP PDF, 416 kb)

  • S. Hochreiter, D-A. Clevert, and K. Obermayer. A new summarization method for affymetrix probe level data. Bioinformatics, 22:943-949, 2006.
    (Abstract HTML) (PDF)

  • L. Schwabe, K. Obermayer, A. Angelucci, and P. Bressloff. The role of feedback in shaping the extra-classical receptive field of cortical neurons: A recurrent network model. J. Neurosci., 26:9117-9129, 2006.
    The article on The Journal of Neuroscience website. © The Society for Neuroscience.
    (Abstract HTML) (FTP PDF, 520 kb)

  • I. Schwetz, G. Gruhler, and K. Obermayer. A cross-spectrum weighting algorithm for speech enhancement and array processing: Combining locating and long-term statistics. J. Acoust. Soc. Amer., 119:952-964, 2006.

  • R. Vollgraf and K. Obermayer. Improved optimal linear filters for the discrimination of multi-channel waveform templates for spike-sorting applications. IEEE Signal Proc. Lett., 13:121-124, 2006.

  • R. Vollgraf and K. Obermayer. Quadratic optimization for simultaneous matrix diagonalization. IEEE Trans. Signal Processing, 54(9):3270-3278, 2006.
    (Abstract HTML) (FTP PDF, 477 kb)

  • O. Beck, M. Chistiakova, K. Obermayer, and M. Volgushev. Adaptation of synaptic connections to layer 2/3 pyramidal cells in rat visual cortex. J. Neurophysiol., 94:363-376, 2005.
    (Abstract HTML) (PDF)

  • A. Garg, B. Bhaumik, and K. Obermayer. Variable discharge pattern and contrast invariant orientation tuning of a simple cell: A modeling study. Neur. Proc. Lett. Rev., 6:59-68, 2005.

  • T. Hoch, G. Wenning, and K. Obermayer. The effect of correlations in the background activity on the information transmission properties of neural populations. Neurocomputing, 65-66:365-370, 2005.
    (Abstract HTML)

  • C. Klose, S. Seo, and K. Obermayer. A new clustering approach for partioning directional data. Int. J. Rock Mech. Mining Sci., 42:315-321, 2005.
    (Abstract HTML) (FTP PDF, 340 kb)

  • J. Mariño, J. Schummers, D. C. Lyon, L. Schwabe, O. Beck, P. Wiesing, K. Obermayer, and M. Sur. Invariant computations in local cortical networks with balanced excitation and inhibition. Nature Neuroscience, 8:194-201, 2005.
    (Abstract HTML)

  • L. Schwabe and K. Obermayer. Adaptivity of tuning functions in a generic recurrent network model of a cortical hypercolumn. J. Neurosci., 25:3323-3332, 2005.
    (Abstract HTML) (FTP PDF, 524 kb)

  • L. Schwabe and K. Obermayer. Learning top-down gain control in a recurrent network model of a visual cortical area. Vision Res., pages 3202-3209, 2005.

  • R. Vollgraf, M. Munk, and K. Obermayer. Spike sorting of multi-site electrode recordings. Network - Computation in Neural Systems, 16:85-113, 2005.
    (Abstract HTML)

  • G. Wenning, T. Hoch, and K. Obermayer. Detection of pulses in a colored noise setting. Phys. Rev. E, 71:21902, 2005.
    (Abstract HTML) (FTP PDF, 191 kb)

  • J. Kanev, G. Wenning, and K. Obermayer. Approximating the response-stimulus correlation for the integrate and fire neuron. Neurocomputing, 58-60:47-52, 2004.
    (Abstract HTML) (FTP PDF, 210 kb)

  • J. Mohr, A. Hess, M. Scholz, and K. Obermayer. A method for the automatic segmentation autoradiographic image stacks and spatial normalization of functional cortical activity data. J. Neurosci. Methods, 134:45-58, 2004.
    (Abstract HTML) (FTP Gzipped PDF, 2164 kb)

  • S. Schmitt, J.-F. Evers, C. Duch, M. Scholz, and K. Obermayer. New methods for the computer-assisted 3D reconstruction of neurons from confocal image stacks. NeuroImage, 23:1283-1298, 2004.
    (Abstract HTML) (FTP PDF, 3827 kb)

  • I. Schwetz, G. Gruhler, and K. Obermayer. Stationarity of speech radiation: consequences for linear multichannel filtering. IEEE Trans. Speech Audio Proc., 12:460-467, 2004.
    (Abstract HTML) (FTP PDF, 881 kb)

  • S. Seo and K. Obermayer. Self-organizing maps and clustering methods for matrix data. Neural Networks Special Issue, 17:1211-1229, 2004. Unfortunately, there are some typos in the equation (11)-(13) of this paper. Please see the file ERRATUM for the correction.
    (Abstract HTML) (FTP PDF, 432 kb)

  • H. Bartsch and K. Obermayer. Second order statistics of natural images. Neurocomputing, 52-54:541-546, 2003.
    (FTP PDF, 446 kb)

  • A. Dima, M. Scholz, and K. Obermayer. Automatic 3D-graph construction of nerve cells from confocal microscopy scans. J. Electr. Imaging, 12:134-150, 2003.
    (FTP Gzipped PostScript, 50 pages, 3284 kb)

  • T. Hoch, G. Wenning, and K. Obermayer. Adaptation using local information for maximizing the global cost. Neurocomputing, 52-54:467-472, 2003.
    (Abstract HTML)

  • T. Hoch, G. Wenning, and K. Obermayer. Optimal noise-aided signal transmission through populations of neurons. Phys. Rev. E, 68:11911, 2003.
    (Abstract HTML) (FTP Gzipped PostScript, 12 pages, 128 kb)

  • R. Pielot, M. Scholz, K. Obermayer, H. Scheich, E. Gundelfinger, and A. Hess. A new point-based warping method for enhanced and simplified analysis of functional brain image data. Neuroimage, 19:1716-1729, 2003.
    (FTP Gzipped PostScript, 2630 kb)

  • L. Schwabe and K. Obermayer. Modelling the adaptive visual system: A survey of principled approaches. Neur. Netw., 16:1353-1371, 2003.
    (Abstract HTML) (FTP PDF, 733 kb)

  • S. Seo and K. Obermayer. Soft learning vector quantization. Neural Comput., 15:1589-1604, 2003.
    (Abstract HTML) (FTP PostScript, 13 pages, 582 kb)

  • S. Seo, M. Bode, and K. Obermayer. Soft nearest prototype classification. IEEE Trans. Neur. Netw., 14:390-398, 2003.
    (Abstract HTML) (FTP PostScript, 12 pages, 446 kb)

  • G. Wenning and K. Obermayer. Activity driven adaptive stochastic resonance. Phys. Rev. Lett., 90:120602, 2003.
    (Abstract HTML) (FTP Gzipped PostScript, 4 pages, 68 kb)

  • P. Adorjan, L. Schwabe, G. Wenning, and K. Obermayer. Fast adaptation as a cortical coding strategy. NeuroReport, 13:337-342, 2002.
    (Abstract HTML) (FTP Gzipped PDF, 120 kb)

  • H. Bartsch and K. Obermayer. A structure preserving image transformation as the goal of visual sensory coding. Neurocomputing, 44-46:729-734, 2002.
    (FTP Gzipped PostScript, 6 pages, 193 kb)

  • A. Dima, M. Scholz, and K. Obermayer. Automatic segmentation and skeletonization of neurons from confocal microscopy images based on the 3D wavelet transform. IEEE Trans. on Image Proc., 11:790-801, 2002.
    (FTP PDF, 462 kb)

  • L. Schwabe and K. Obermayer. Rapid adaptation and efficient coding. BioSystems, 67:239-244, 2002.

  • G. Wenning and K. Obermayer. Adjusting stochastic resonance in a leaky integrate and fire neuron to sub-threshold stimulus distributions. Neurocomputing, 44-46:225-231, 2002.

  • H. Bartsch, M. Stetter, and K. Obermayer. Contextual effects by short range connections in a mean-field model of V1. Neurocomputing, 38-40:475-482, 2001.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 114 kb)

  • P. Hiesinger, M. Scholz, I. Meinertzhagen, K.-F. Fischbach, and K. Obermayer. Visualization of synaptic markers in the optic neuropils of drosophila using a new constrained deconvolution method. J. Comp. Neurol., 429:277-288, 2001.
    (Abstract HTML) (FTP Gzipped PDF, 775 kb)

  • L. Schwabe, P. Adorjan, and K. Obermayer. Spike-frequency adaptation as a mechanism for dynamic coding in V1. Neurocomputing, pages 38-40, 351-358, 2001.
    (Abstract HTML) (FTP Gzipped PDF, 186 kb)

  • M. Stetter, H. Greve, C. Galizia, and K. Obermayer. Analysis of calcium imaging signals from the honeybee brain by nonlinear models. Neuroimage, 13:119-128, 2001.
    (Abstract HTML) (FTP Gzipped PostScript, 25 pages, 200 kb)

  • H. Bartsch, M. Stetter, and K. Obermayer. The influence of threshold variability on the response of visual cortical neurons. Neurocomputing, 32-32:37-43, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 49 kb)

  • D. Bucher, M. Scholz, M. Stetter, K. Obermayer, and H.-J. Pflüger. Corrections methods for three-dimensional reconstructions from confocal images: I. tissue shrinking and axial scaling. J. Neurosci. Meth., 100:135-143, 2000.
    (Abstract HTML) (FTP Gzipped PDF, 456 kb)

  • R. Krepki, Y. Pe, H. Meng, and K. Obermayer. A new algorithm for the interrogation of 3D holographic PTV data based on deterministic annealing and EM-optimization. Exp. Fluids (Suppl.), pages 99-107, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 244 kb)

  • T. Müller, M. Stetter, M. Hübener, I. Gödecke, B. Chapman, S. Löwel, F. Sengpiel, T. Bonhoeffer, and K. Obermayer. An analysis of orientation and ocular dominance patterns in the visual cortex of cats and ferrets. Neural Comput., 12:2573-2596, 2000.
    (FTP Gzipped PostScript, 38 pages, 176 kb)

  • C. Piepenbrock and K. Obermayer. The effect of intracortical competition on the formation of topographic maps in models of Hebbian learning. Biol. Cybern., 82:345-353, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 19 pages, 79 kb)

  • H. Purwins, B. Blankertz, and K. Obermayer. Computing auditory perception. Organised Sound, 5:159-171, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 258 kb)

  • I. Schießl, M. Stetter, J. Mayhew, N. McLoughlin, J. Lund, and K. Obermayer. Blind signal separation from optical imaging recordings with extended spatial decorrelation. IEEE Trans. Biomed. Engin., 47:573-577, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 5 pages, 894 kb)

  • M. Stellmacher and K. Obermayer. A new particle tracking algorithm based on deterministic annealing and alternative distance measures. Exp. Fluids, 28:506-518, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 14 pages, 1027 kb)

  • M. Stetter, H. Bartsch, and K. Obermayer. A mean field model for orientation tuning, contrast saturation and contextual effects in area 17. Biol. Cybern., 82:291-304, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 29 pages, 88 kb)

  • M. Stetter, I. Schießl, T. Otto, F. Sengpiel, M. Hübener, T. Bonhoeffer, and K. Obermayer. Principal component analysis and blind separation of sources for optical imaging of intrinsic signals. Neuroimage, 11:482-490, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 23 pages, 708 kb)

  • P. Adorjan, G. Barna, P. Erdi, and K. Obermayer. A statistical neural field approach to orientation selectivity. Neurocomputing, 26-27:313-318, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 95 kb)

  • P. Adorjan, J. B. Levitt, J. S. Lund, and K. Obermayer. A model for the intracortical origin of orientation preference and tuning in macaque striate cortex. Visual Neurosci., 16:303-318, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 34 pages, 274 kb)

  • P. Adorjan, C. Piepenbrock, and K. Obermayer. Contrast adaptation and infomax in visual cortical neurons. Rev. Neurosci., 10:181-200, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 31 pages, 116 kb)

  • U. Bauer, M. Scholz, J. Levitt, K. Obermayer, and J. Lund. A model for the depth-dependence of receptive field size and contrast sensitivity of cells in layer 4C of macaque striate cortex. Vision Res., 39:613-629, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 33 pages, 160 kb)

  • T. Graepel and K. Obermayer. A self-organizing map for proximity data. Neural Comput., 11:139-155, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 17 pages, 87 kb)

  • C. Piepenbrock and K. Obermayer. Effects of lateral competition in the primary visual cortex on the development of topographic projections and ocular dominance maps. Neurocomputing, 26-27:477-482, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 84 kb)

  • M. Stetter and K. Obermayer. Simulation of scanning laser techniques for optical imaging of blood-related intrinsic signals. J. Opt. Soc. Am. A, 16:58-70, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 46 pages, 98 kb)

  • K. Brunner, M. Kussinger, M. Stetter, and E. W. Lang. A neural network model for the emergence of grating cells. Biol. Cybern., 78:389-97, 1998.
    (Abstract HTML)

  • T. Graepel, M. Burger, and K. Obermayer. Self-organizing maps: generalizations and new optimization techniques. Neurocomputing, 20:173-190, 1998.
    (Abstract HTML) (FTP Gzipped PostScript, 21 pages, 116 kb)

  • M. Stetter, E. W. Lang, and K. Obermayer. Unspecific long-term potentiation can evoke functional segregation in a model of area 17. NeuroReport, 9:2697-2702, 1998.
    (Abstract HTML) (FTP Gzipped PostScript, 15 pages, 397 kb)

  • T. Graepel, M. Burger, and K. Obermayer. Phase transitions in stochastic self-organizing maps. Phys. Rev. E, 56:3876-3890, 1997.
    (Abstract HTML)

  • K. Obermayer and G. G. Blasdel. Singularities in primate orientation maps. Neural Comput., 9:555-576, 1997.
    (Abstract HTML) (FTP Gzipped PostScript, 19 pages, 150 kb)

  • C. Piepenbrock, H. Ritter, and K. Obermayer. The joint development of orientation and ocular dominance: role of constraints. Neural Comput., 9:959-970, 1997.
    (Abstract HTML) (FTP Gzipped PostScript, 11 pages, 48 kb)

  • C. Weber, H. Ritter, J. Cowan, and K. Obermayer. Development and regeneration of the retinotectal map in goldfish: a computational study. Phil. Trans. Roy. Soc. Lond. B, 352:1603-1623, 1997.
    (Abstract HTML) (FTP Gzipped PostScript, 36 pages, 157 kb)

  • C. Piepenbrock, H. Ritter, and K. Obermayer. Linear correlation-based learning models require a two-stage process for the development of orientation and ocular dominance. Neur. Proc. Lett., 3:1-7, 1996.
    (Abstract HTML) (FTP Gzipped PostScript, 9 pages, 62 kb)

  • G. G. Blasdel, K. Obermayer, and L. Kiorpes. Organization of ocular dominance and orientation columns in the striate cortex of neonatal macaque monkeys. Vis. Neurosci., 12:589-603, 1995.
    (Abstract HTML)

  • E. Erwin, K. Obermayer, and K. Schulten. Models of orientation and ocular dominance columns in the visual cortex: a critical comparison. Neural Comput., 7:425-468, 1995.
    (Abstract HTML) (FTP Gzipped PostScript, 55 pages, 111 kb)

  • K. Obermayer. Mathematical models of neural development. Futura, 10:72-87, 1995.

  • K. Obermayer, T. Sejnowski, and G. G. Blasdel. Neural pattern formation via a competitive Hebbian mechanism. Behav. Brain Res., 66:151-160, 1995.

  • G. G. Blasdel and K. Obermayer. Strategies of scene segmentation suggested by patterns of orientation preference in monkey visual cortex. Neur. Netw., 7:865-881, 1994.

  • K. Obermayer and G. G. Blasdel. Geometry of orientation and ocular dominance columns in monkey striate cortex. J. Neurosci., 13:4114-4129, 1993.

  • E. Erwin, K. Obermayer, and K. Schulten. Self-organizing maps: ordering, convergence properties and energy functions. Biol. Cybern., 67:47-55, 1992.
    (Abstract HTML) (FTP Gzipped PostScript, 26 pages, 84 kb)

  • E. Erwin, K. Obermayer, and K. Schulten. Self-organizing maps: stationary states, metastability and convergence rate. Biol. Cybern., 67:35-45, 1992.
    (Abstract HTML) (FTP Gzipped PostScript, 32 pages, 123 kb)

  • K. Obermayer, G. G. Blasdel, and K. Schulten. A statistical mechanical analysis of self-organization and pattern formation during the development of visual maps. Phys. Rev. A, 45:7568-89, 1992.

  • K. Obermayer, H. Ritter, and K. Schulten. A model for the development of the spatial structure of retinotopic maps and orientation columns. IEICE T Fune, 75A:537-545, 1992.

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Publications in Books

  • R. Martin and K. Obermayer. Theoretical and computational neuroscience: Self-organizing maps. In L. Squire, T. Albright, F. Bloom, F. Gage, and N. Spitzer, editors, The Encyclopedia of Neuroscience, pages 561-570. Academic Press, 2009.

  • S. Hochreiter and K. Obermayer. Nonlinear feature selection with the potential support vector machine. In I. Guyon, S. Gunn, M. Nikravesh, and L. Zadeh, editors, Feature Extraction: Foundations and Applications, pages 419-438. Springer Publishers, 2006.

  • H. Purwins, I. Normann, and K. Obermayer. Unendlichkeit - konstruktion musikalischer paradoxien. In Mikrotöne und mehr: Auf György Ligetis Hamburger Pfaden, pages 39-80. Bockel-Verlag, 2005.

  • S. Hochreiter and K. Obermayer. Gene selection for microarray data. In B. Schölkopf, K. Tsuda, and J.-P. Vert, editors, Kernel Methods in Computational Biology, pages 319-356. MIT Press, Cambridge, Massachusetts, 2004.
    (Abstract HTML) (FTP Gzipped PostScript, 52 pages, 374 kb)

  • H. Purwins, T. Graepel, and K. Obermayer. Correspondence analysis of pitch class, key, and composer. In G. Mazzola, T. Noll, and E. Luis-Puebla, editors, Perspectives of Mathematical and Computational Music Theory, pages 432-454. Epos-Verlag, 2004.

  • R. Herbrich, T. Graepel, and K. Obermayer. Large margin rank boundaries for ordinal regression. In A. Smola, P. Bartlett, B. Schölkopf, and D. Schuurmans, editors, Advances in Large Margin Classifiers, pages 115-132. MIT Press, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 61 pages, 588 kb)

  • J. Lund and K. Obermayer. The handbook of brain theory and neural networks. In Visual Cortex: Anatomical Structure and Models of Function. MIT Press, 2000.
    (FTP Gzipped PostScript, 10 pages, 28 kb)

  • K. Obermayer. Modeling the formation of sensory representations in the brain. In Prerational Intelligence, volume 1 of Studies in Cognitive Systems: Prerational Intelligence, pages 215-232. Kluwer Academic Publisher, 2000.
    (Abstract HTML)

  • M. Stetter and K. Obermayer. Biology and theory of early vision in mammals. In Brains and Biological Neural Networks. INNS Press, 2000.
    (FTP Gzipped PostScript, 50 pages, 1087 kb)

  • M. Hasenjäger, H. Ritter, and K. Obermayer. Active learning in self-organizing maps. In Kohonen Maps, pages 57-70. Elsevier, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 14 pages, 675 kb)

  • R. Herbrich, M. Keilbach, T. Graepel, P. Bollmann-Sdorra, and K. Obermayer. Neural networks in economics: Background, applications and new developments. In Advances in Computational Economics: Computational Techniques for Modelling Learning in Economics, volume 11, pages 169-196. Kluwer Academics, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 27 pages, 102 kb)

  • H. Ritter, K. Obermayer, and J. Rubner. Self-organizing maps and adaptive filters. In Physics of Neural Networks, pages 281-306. Springer, New York, 1991.

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Publications in Conference Proceedings

  • M. Natora, F. Franke, M. Munk, and K. Obermayer. Blind source separation of sparse overcomplete mixtures and application to neural recordings. In Independent Component Analysis and Signal Separation, volume 5441 of Lecture Notes in Computer Science, pages 459-466, 2009.
    (Abstract HTML) (HTTP)

  • M. Natora, F. Franke, and K. Obermayer. Optimal convolutive filters for real-time detection and arrival time estimation of transient signals. In Proceedings of World Academy of Science, Engineering and Technology, volume 55, pages 235-240, 2009.
    (Abstract HTML) (PDF)

  • A. Onken and K. Obermayer. A frank mixture copula family for modeling higher-order correlations of neural spike counts. In Journal of Physics: Conference Series, volume 197, page 012019 (10pp), 2009.
    (Abstract HTML) (HTTP)

  • A. Onken, S. Grünewälder, M. Munk, and K. Obermayer. Modeling short-term noise dependence of spike counts in macaque prefrontal cortex. In D. Koller, D. Schuurmans, Y. Bengio, and L. Bottou, editors, Advances in Neural Information Processing Systems 21, pages 1233-1240. MIT Press, 2009.
    (Abstract HTML) (PDF)

  • A. Onken, S. Grünewälder, and K. Obermayer. Correlation coefficients are insufficient for analyzing spike count dependencies. In Y. Bengio, D. Schuurmans, J. Lafferty, C. K. I. Williams, and A. Culotta, editors, Advances in Neural Information Processing Systems 22, pages 1383-1391. MIT Press, 2009.
    (Abstract HTML) (PDF)

  • S. Seo, J. Mohr, and K. Obermayer. A new incremental pairwise clustering algorithm. In Proceedings of the ICMLA -09: The Eighth International Conference on Machine Learning and Applications, Los Alamitos, CA, USA, 2009. IEEE Computer Society. (accepted).
    (Abstract HTML)

  • K. Wimmer, M. Stimberg, R. Martin, L. Schwabe, J. Mariño, J. Schummers, D. C. Lyon, M. Sur, and K. Obermayer. Dependence of orientation tuning on recurrent excitation and inhibition in a network model of V1. In D. Koller, D. Schuurmans, Y. Bengio, and L. Bottou, editors, Advances in Neural Information Processing Systems 21, pages 1769-1776. MIT Press, 2009.
    (Abstract HTML) (PDF)

  • J. Jain and K. Obermayer. On the sample mean of graphs. In IJCNN 2008 Conference Proceedings, pages 993-1000, 2008.

  • J. Mohr, S. Seo, and K. Obermayer. Automated microarray classification based on P-SVM gene selection. In Proceedings of the ICMLA '08: The Seventh International Conference on Machine Learning and Applications, pages 503-507, 2008. The first two authors contributed equally.
    (Abstract HTML)

  • J. Mohr, S. Seo, I. Puls, A. Heinz, and K. Obermayer. Target selection: A new learning paradigm and its application to genetic association studies. In Proceedings of the ICMLA '08: The Seventh International Conference on Machine Learning and Applications, pages 182-187, 2008.
    (Abstract HTML)

  • N. Neubauer, C. Scheel, S. Albayrak, and K. Obermayer. Distance measures in query space: How strongly to use feedback from past queries. In Proceedings of the IEEE Conference on Web Intelligence 2007, pages 607-613, 2007.

  • C. Scheel, N. Neubauer, A. Lommatzsch, K. Obermayer, and S. Albayrak. Efficient query delegation by detecting redundant retrieval strategies. In SIGIR Workshop on Learning to Rank for Information Retrieval 2007, 2007.
    (Abstract HTML) (FTP PDF, 2739 kb)

  • K. Adiloglu and K. Obermayer. Melodic topologies. In Proceedings of the International Computer Music Conference, pages 111-114, New Orleans, USA, 2006.

  • J. Mohr, I. Puls, J. Wrase, S. Hochreiter, A. Heinz, and K. Obermayer. P-SVM variable selection for discovering dependencies between genetic and brain imaging data. In IJCNN 2006 Conference Proceedings, pages 5020-5027, 2006.
    (FTP PDF, 190 kb)

  • S. Seo and K. Obermayer. Dynamic hyperparameter scaling method for LVQ algorithms. In IJCNN 2006 Conference Proceedings, pages 3196-3203, 2006.
    (Abstract HTML) (FTP PDF, 222 kb)

  • R. Vollgraf and K. Obermayer. Sparse optimization for second order kernel methods. In IJCNN 2006 Conference Proceedings, pages 145-152, 2006.
    (Abstract HTML) (FTP PDF, 1188 kb)

  • M. Gaudnek, A. Hess, K. Obermayer, L. Budinsky, K. Brune, and M. Sibila. Geometric reconstruction of the rat vascular system imaged by MRA. In Horsch A. Meinzer H., Handels H. and Tolxsdorff T., editors, Bildverarbeitung für die Medizin 2005, pages 178-182. Springer Publishers, 2005.

  • M. Gaudnek, A. Hess, K. Obermayer, L. Budinsky, K. Brune, and M. Sibila. Geometric reconstruction of the RAT vascular system imaged by MRA. In International Conference on Image Processing, pages 1278-1281. IEEE Signal Processing Society, 2005.

  • S. Grünewälder and K. Obermayer. Attention driven memory. In Proceedings of the 27th Annual Conf. of the Cognitive Science Society, pages 845-850, 2005.
    (FTP PDF, 139 kb)

  • S. Hochreiter and K. Obermayer. Optimal gradient-based learning using importance weights. In Proceedings of the International Joint Conference on Neural Networks, volume 1, pages 114-119, 2005.

  • S. Hochreiter and K. Obermayer. Optimal kernels for unsupervised learning. In Proceedings of the International Joint Conference on Neural Networks, volume 3, pages 1895-1899, 2005.
    (Abstract HTML)

  • J. Mohr and K. Obermayer. A topographic support vector machine: Classification using local label configurations. In Saul L., Weiss Y., and Bottou L., editors, Advances in Neural Information Processing Systems 17, pages 929-936. MIT Press, 2005.

  • K. Adiloglu and K. Obermayer. An evolutionary approximation of the similarity neighborhood model for the melodic segmentation. In Proceedings of the 4th Interantional Conference on Understanding and Creating Music, 2004. CD-ROM.

  • A. Garg, B. Bhaumik, and K. Obermayer. The balance between excitation and inhibition not only leads to variable discharge of cortical neurons but also to contrast invariant orientation tuning. In Lecture Notes in Computer Science, volume 3316, pages 90-95. Springer-Verlag, 2004.

  • A. Garg, B. Bhaumik, and K. Obermayer. Development of a simple cell preceptive field structure: A model based on hetero-synaptic interactions. In Lecture Notes in Computer Science, volume 3316, pages 64-68. Springer-Verlag, 2004.

  • R. Vollgraf, M. Scholz, I. Meinertzhagen, and K. Obermayer. Nonlinear filtering of electron micrographs by means of support vector regression. In Advances in Neural Information Processing Systems 16, pages 717-724, Cambridge, Massachusetts, 2004. MIT Press.
    (Abstract HTML) (FTP PDF, 451 kb)

  • E. Cuadros-Vargas, R. Romero, and K. Obermayer. Speeding up algorithms of the SOM family for large and high dimensional databases. In Yamakawa T., editor, Proceedings WSOM, pages 167-172, 2003.
    (Abstract HTML) (FTP PDF, 244 kb)

  • S. Hochreiter and K. Obermayer. Feature selection and classification on matrix data: from large margins to small covering numbers. In Advances in Neural Information Processing Systems 15, pages 913-920, Cambridge, Massachusetts, 2003. MIT Press.
    (Abstract HTML) (FTP Gzipped PostScript, 8 pages, 164 kb)

  • S. Hochreiter, M. Mozer, and K. Obermayer. Coulomb classifiers: generalizing support vector machines via an analogy to electrostatic systems. In Advances in Neural Information Processing Systems 15, pages 561-568, Cambridge, Massachusetts, 2003. MIT Press.
    (Abstract HTML) (FTP Gzipped PostScript, 8 pages, 178 kb)

  • J. Mohr, A. Hess, M. Scholz, and K. Obermayer. Segmentation of 2 1/2 D brain image stacks with automatic extraction and visualization of functional information. In Proceedings of the IEEE International Conference of Image Processing - ICIP03, pages 1089-1092, 2003.

  • J. Lund and K. Obermayer. Visual cortex: anatomical structure and models of function. In The Handbook of Brain Theory and Neural Networks, pages 1202-1205, 2002. 2nd Edition.

  • R. Vollgraf and K. Obermayer. Multi dimensional ICA to separate correlated sources. In Advances in Neural Information Processing Systems 14, pages 993-1000, Cambridge, Massachusetts, 2002. MIT Press.
    (Abstract HTML) (FTP Gzipped PostScript, 8 pages, 514 kb)

  • G. Wenning and K. Obermayer. Activity driven adaptive stochastic resonance. In Advances in Neural Information Processing Systems 14, pages 301-308, Cambridge, Massachusetts, 2002. MIT Press.
    (Abstract HTML) (FTP Gzipped PostScript, 8 pages, 88 kb)

  • H. Bartsch, M. Stetter, and K. Obermayer. On the influence of threshold variability in a mean-field model of the visual cortex. In Emergent Neural Computational Architectures Based on Neuroscience, pages 174-187. Springer, 2001.
    (Abstract HTML) (FTP Gzipped PostScript, 14 pages, 109 kb)

  • H. Kim, K. Obermayer, M. Bode, and D. Ruwisch. Efficient speech enhancement by diffusive gain factors (DGF). In Proc. Eurospeech 2001, volume 3, pages 1867-1870, 2001.

  • I. Normann, H. Purwins, and K. Obermayer. Interdependence of pitch and timbre perception for octave ambiguous tones. In Deutsche Jahrestagung für Akustik (DAGA), Hamburg, Germany, 2001.
    (Abstract HTML) (FTP Gzipped PostScript, 2 pages, 55 kb)

  • I. Normann, H. Purwins, and K. Obermayer. Spectrum of pitch differences models the perception of octave ambiguous tones. In International Computer Music Conference, Cuba, 2001.
    (Abstract HTML)

  • R. Pielot, M. Scholz, K. Obermayer, E. Gundelfinger, and A. Hess. 3D edge detection to define landmarks for point-based warping in brain imaging. In International Conference on Image Processing - ICIP01, pages 343-346, 2001.

  • C. Piepenbrock and K. Obermayer. Cortical orientation map development from natural images: the role of cortical response amplification in V1. In W. Backhaus, editor, Neural Coding of Perceptual Systems, pages 161-168. World Scientific Publishers, 2001.
    (Abstract HTML) (FTP Gzipped PostScript, 8 pages, 122 kb)

  • H. Purwins, B. Blankertz, and K. Obermayer. Constant Q profiles for tracking modulations in audio data. In Proceedings of the International Computer Music Conference, pages 274-276, 2001.
    (Abstract HTML)

  • R. Vollgraf, I. Schießl, and K. Obermayer. Blind source separation of single components from linear mixtures. In Proc. Int. Conf. on Artificial Neural Networks - ICANN 01, pages 509-514, 2001.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 339 kb)

  • C. Weber and K. Obermayer. Emergence of modularity within one sheet of neurons: a model comparison. In Emergent Neural Computational Architectures Based on Neuroscience, pages 53-67. Springer, 2001.
    (Abstract HTML)

  • P. Adorjan, L. Schwabe, C. Piepenbrock, and K. Obermayer. Recurrent cortical competition: strengthen or weaken? In Advances in Neural Information Processing Systems 12, pages 89-95, Cambridge, Massachusetts, 2000. MIT Press.
    (Abstract HTML) (FTP Gzipped PostScript, 7 pages, 327 kb)

  • T. Graepel, R. Herbrich, and K. Obermayer. Bayesian transduction. In Advances in Neural Information Processing Systems 12, pages 456-462, Cambridge, Massachusetts, 2000. MIT Press.
    (Abstract HTML) (FTP Gzipped PostScript, 7 pages, 45 kb)

  • H. Kim, K. Obermayer, M. Bode, and D. Ruwisch. A 1.6 KBPS speech codec using spectral vector quantization of differential features. In Proc. Australian Int. Conf. on Speech Science & Technology, pages 404-409, 2000.
    (Abstract HTML)

  • H. Kim, K. Obermayer, M. Bode, and D. Ruwisch. Real-time noise cancelling based on spectral minimum detection and diffusive gain factors,. In Proc. Australian Int. Conf. on Speech Science & Technology, pages 256-261, 2000.
    (Abstract HTML)

  • R. Pielot, M. Scholz, K. Obermayer, E. Gundelfinger, and A. Hess. A new approach to define landmarks for point-based warping in brain imaging. In A. Horsch and Lehmann T., editors, Bildverarbeitung für die Medizin, pages 28-32. Springer-Verlag Heidelberg, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 672 kb)

  • R. Pielot, M. Scholz, K. Obermayer, E. Gundelfinger, and A. Hess. Point-based warping with optimized weighting factors of displacement vectors. In Hanson K. M., editor, Medical Imaging 2000, volume 3979, pages 1387-1395, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 480 kb)

  • R. Pielot, M. Scholz, K. Obermayer, E. Gundelfinger, and A. Hess. Warping with optimized weighting factors of displacement vectors - A new method to reduce inter-individual variations in brain imaging. In 4th IEEE Southwest Symposium on Image Analysis and Interpretation, pages 264-268, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 452 kb)

  • P. Purwins, B. Blankertz, and K. Obermayer. A new method for tracking modulations in tonal music in audio data format. In Neural Networks - IJCNN 2000, volume 6, pages 270-275. IEEE Computer Society, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 78 kb)

  • I. Schießl, H. Schöner, M. Stetter, A. Dima, and K. Obermayer. Regularized second order source separation. In P. Pajunen and J. Karhunen, editors, Int. Workshop on Independent Component Analysis and Blind Signal Separation, volume 2, pages 111-116, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 5 pages, 351 kb)

  • H. Schöner, M. Stetter, I. Schießl, J. Mayhew, J. Lund, N. McLoughlin, and K. Obermayer. Application of blind separation of sources to optical recording of brain activity. In Advances in Neural Information Processing Systems 12, pages 949-955, Cambridge, Massachusetts, 2000. MIT Press.
    (Abstract HTML) (FTP Gzipped PostScript, 7 pages, 1190 kb)

  • L. Schwabe, P. Adorjan, and K. Obermayer. A dynamic cortical amplifier model for fast information processing. In Neural Networks - IJCNN 2000, volume V, pages 431-435, 2000.
    (Abstract HTML) (FTP Gzipped PDF, 311 kb)

  • S. Seo, M. Wallat, T. Graepel, and K. Obermayer. Gaussian process regression: Active data selection and test point rejection. In Neural Networks - IJCNN 2000, pages 241-246, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 306 kb)

  • R. Vollgraf, M. Stetter, and K. Obermayer. Convolutive decorrelation procedures for blind source separation. In P. Pajunen and J. Karhunen, editors, Int. Workshop on Independent Component Analysis and Blind Signal Separation, pages 515-520, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 110 kb)

  • C. Weber and K. Obermayer. Structured models from structured data: emergence of modular information processing within one sheet of neurons. In Neural Networks - IJCNN 2000, volume IV, pages 608-613, 2000.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 43 kb)

  • P. Adorjan and K. Obermayer. Contrast adaptation in simple cells by changing the transmitter release probability. In Advances in Neural Information Processing Systems 11, pages 76-82, Cambridge, Massachusetts, 1999. MIT Press.
    (Abstract HTML) (FTP Gzipped PostScript, 7 pages, 37 kb)

  • H. Bartsch, M. Stetter, and K. Obermayer. On the influence of threshold variability in a model of the visual cortex. In Artificial Neural Networks - ICANN 99, pages 73-78, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 59 kb)

  • A. Dima, M. Scholz, and K. Obermayer. Semi-automatic quality determination of 3D confocal microscope scans of neuronal cells denoised by 3D-wavelet shrinkage. In H. H. Szu, editor, Wavelet Applications VI - Proceedings of the SPIE, volume 3723, pages 446-457, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 12 pages, 688 kb)

  • T. Graepel, R. Herbrich, P. Bollmann-Sdorra, and K. Obermayer. Classification on pairwise proximity data. In Advances in Neural Information Processing Systems 11, pages 438-444, Cambridge, Massachusetts, 1999. MIT Press.
    (Abstract HTML) (FTP Gzipped PostScript, 7 pages, 65 kb)

  • T. Graepel, R. Herbrich, B. Schölkopf, A. Smola, P. Bartlett, K. R. Müller, K. Obermayer, and R. Williamson. Classification on proximity data with LP-machines. In 9th International Conference on Artificial Neural Networks - ICANN99, pages 304-309, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 42 kb)

  • M. Hasenjäger, H. Ritter, and K. Obermayer. Active data selection for fuzzy topographic mapping of proximities. In Brewka G., Der R., Gottwald S., and Schierwagen A., editors, Fuzzy-Neuro Systems 1999 - Computational Intelligence, pages 93-104, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 11 pages, 78 kb)

  • M. Hasenjäger, H. Ritter, and K. Obermayer. Active topographic mapping of proximities. In 9th International Conference on Artificial Neural Networks - ICANN99, pages 952-957, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 67 kb)

  • R. Herbrich, T. Graepel, and K. Obermayer. Support vector learning for ordinal regression. In 9th International Conference on Artificial Neural Networks - ICANN99, pages 97-102, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 40 kb)

  • R. Pielot, M. Scholz, K. Obermayer, E. Gundelfinger, and A. Hess. Optimiertes warping durch gewichtete summen von verschiebungsvektoren - eine neue methode zur reduktion von interindividuellen variabilitäten von hirndaten. In H. Evers, G. Glombitza, T. Lehmann, and H. Meinzer, editors, Bildverarbeitung für die Medizin, pages 417-421. Springer-Verlag Heidelberg, 1999.

  • C. Piepenbrock and K. Obermayer. The role of lateral cortical competition in ocular dominance development. In Advances in Neural Information Processing Systems 11, pages 139-145, Cambridge, Massachusetts, 1999. MIT Press.
    (Abstract HTML) (FTP Gzipped PostScript, 7 pages, 92 kb)

  • I. Schießl, M. Stetter, J. E. W. Mayhew, S. Askew, N. McLoughlin, J. B. Levitt, J. S. Lund, and K. Obermayer. Blind separation of spatial signal patterns from optical imaging records. In ICA99 - International workshop on Idependent Component Analysis and Blind Source Separation, pages 179-184, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 729 kb)

  • C. Weber and K. Obermayer. Orientation selective cells emerge in a sparsely coding boltzmann machine. In Artificial Neural Networks - ICANN 99, pages 286-291, 1999.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 61 kb)

  • U. Bauer, M. Scholz, J. B. Levitt, J. S. Lund, and K. Obermayer. Influence of recurrent excitation and inhibition on receptive field size and contrast sensitivity in layer 4C of macaque striate cortex. In W. Gerstner, A. Germond, M. Hasler, and J. Nicoud, editors, Artificial Neural Networks - ICANN 98, volume 2, pages 949-954. Springer-Verlag, 1998.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 80 kb)

  • M. Burger, T. Graepel, and K. Obermayer. An annealed self-organizing map for source channel coding. In Advances in Neural Information Processing Systems 10, pages 430-436, Cambridge, Massachusetts, 1998. MIT Press.
    (Abstract HTML) (FTP Gzipped PostScript, 7 pages, 584 kb)

  • P. Erdi, A. Kepecs, M. Lengyel, K. Obermayer, and Z. Szatmary. Dynamics of the hippocampus: multiple strategies. In Proceedings of the ICONIP 98 Conference, Kitakyushu, volume 2, pages 777-780, 1998.
    (Abstract HTML) (FTP Gzipped PostScript, 4 pages, 86 kb)

  • T. Graepel and K. Obermayer. Fuzzy topographic kernel clustering. In W. Brauer, editor, Proceedings of the 5th GI Workshop Fuzzy Neuro Systems, pages 90-97, 1998.
    (Abstract HTML) (FTP Gzipped PostScript, 8 pages, 69 kb)

  • A. Kuzmanovski, M. Stellmacher, and K. Obermayer. A new algorithm for the evaluation of PTV data using point matching distance mesaures and deterministic annealing. In Proc. Int. Symp. on Appl. of Laser Techniques to Fluid Mechanics, pages 10.4.1-10.4.6, 1998.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 203 kb)

  • M. Stetter, P. Adorjan, H. Bartsch, and K. Obermayer. Modelling contrast adaptation and contextual effects in primary visual cortex. In Proceedings of the ICONIP 98 Conference, Kitakyushu, volume 2, pages 669-672, 1998.
    (Abstract HTML) (FTP Gzipped PostScript, 4 pages, 55 kb)

  • H. Bartsch, M. Stetter, and K. Obermayer. A model for orientation tuning and contextual effects of orientation selective receptive fields. In W. Gerstner, A. Germond, M. Hasler, and J. Nicoud, editors, Artificial Neural Networks - ICANN 97, pages 237-242. Springer-Verlag, 1997.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 53 kb)

  • U. Bauer, P. Adorjan, M. Scholz, J. B. Levitt, J. S. Lund, and K. Obermayer. On the anatomical basis of field size, contrast sensitivity, and orientation selectivity in macaque striate cortex: a model study. In W. Gerstner, A. Germond, M. Hasler, and J. Nicoud, editors, Artificial Neural Networks - ICANN 97, pages 213-218. Springer-Verlag, 1997.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 61 kb)

  • M. Burger, T. Graepel, and K. Obermayer. Phase transitions in soft topographic vector quantization. In W. Gerstner, A. Germond, M. Hasler, and J. Nicoud, editors, Artificial Neural Networks - ICANN 97, pages 619-624. Springer-Verlag, 1997.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 71 kb)

  • T. Graepel, M. Burger, and K. Obermayer. Deterministic annealing for topographic vector quantization and self-organizing maps. In T. Kohonen, editor, Proceedings of the Workshop on Self-Organizing Maps - WSOM 97, pages 345-350, 1997.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 101 kb)

  • M. Stetter, E. W. Lang, and K. Obermayer. Synapse clustering can drive simultaneous ON-OFF and ocular dominance segregation in a model of area 17. In W. Gerstner, A. Germond, M. Hasler, and J. Nicoud, editors, Artificial Neural Networks - ICANN 97, pages 189-194. Springer-Verlag, 1997.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 79 kb)

  • M. Südholt, C. Piepenbrock, K. Obermayer, and P. Pepper. Solving large systems of differential equations using convolutions by transformation. In IFIP Working Conference on Algorithmic Languages and Calculi. Chapman & Hall, 1997.
    (Abstract HTML) (FTP Gzipped PostScript, 28 pages, 99 kb)

  • C. Piepenbrock, H. Ritter, and K. Obermayer. Cortical map development driven by spontaneous retinal activity waves. In C. Malsburg, W. von Seelen, and B. Sendhoff, editors, Artificial Neural Networks - ICANN 96, pages 427-432, 1996.
    (Abstract HTML) (FTP Gzipped PostScript, 6 pages, 47 kb)

  • E. Erwin, K. Obermayer, and K. Schulten. A critical comparison of models for orientation and ocular dominance columns in the striate cortex. In G. Tesauro, D. S. Touretzky, and T. K. Leen, editors, Advances in Neural Information Processing Systems 7, pages 93-100. MIT Press, 1995.

  • C. Weber, H. Ritter, J. Cowan, and K. Obermayer. A model for intrinsic and activity dependent mechanisms underlying the regeneration of the retinotectal map in goldfish. In Artificial Neural Networks - ICANN 95, volume 2, pages 491-496, 1995.
    (Abstract HTML) (FTP Gzipped PostScript, 7 pages, 304 kb)

  • K. Obermayer, L. Kiorpes, and G. G. Blasdel. Development of orientation and ocular dominance columns in infant macaques. In Advances in Neural Information Processing Systems 6, pages 543-550. Morgan Kaufmann Publishers, 1994.

  • E. Erwin, K. Obermayer, and K. Schulten. A comparison of models of visual cortical map formation. In F. Eeckman and J. Bower, editors, Computation and Neural Systems, pages 395-402. Kluwer Academic Publishers, 1993.
    (Abstract HTML) (FTP Gzipped PostScript, 8 pages, 113 kb)

  • E. Erwin, K. Obermayer, and K. Schulten. Formation and variability of somatotopic maps with topological mismatch. In S. Sayegh, editor, Proceedings of the 4th International Conference on Neural Networks, pages 115-26, 1992.

  • K. Obermayer. Neural pattern formation and self-organizing maps. In Annales de Groupe CARNAC 5, pages 91-104, 1992.

  • K. Obermayer, K. Schulten, and G. G. Blasdel. A comparison of a neural network model for the formation of brain maps with experimental data. In D. S. Touretzky and R. Lippman, editors, Advances in Neural Information Processing Systems 4, pages 83-90. Morgan Kaufmann Publishers, 1992.

  • E. Erwin, K. Obermayer, and K. Schulten. Convergence properties of self-organizing maps. In T. Kohonen et al., editors, Artificial Neural Networks I, pages 409-414. North Holland, 1991.

  • K. Obermayer, G. G. Blasdel, and K. Schulten. A neural network model for the formation of the spatial structure of retinotopic maps, orientation- and ocular dominance columns. In T. Kohonen et al., editors, Artificial Neural Networks I, pages 505-511. North Holland, 1991.

  • K. Obermayer, H. Ritter, and K. Schulten. Development and spatial structure of cortical feature maps: a model study. In D. S. Touretzky and R. Lippman, editors, Advances in Neural Information Processing Systems, volume 3, pages 11-17. Morgan Kaufmann Publishers, 1991.

totop

Selected Abstracts

  • R. Martin, Y. Tadmor, and K. Obermayer. Theoretical analysis of the information carried by the contrast response functions of M-cells, P-cells and V1 neurons. In BMC Neuroscience, volume 10, page P131, 2009.
    (HTTP)

  • M. Stimberg and K. Obermayer. Map location affects center-surround modulation in a network model of V1. In BMC Neuroscience, volume 10, page P179, 2009.
    (HTTP)

  • K. Wimmer and K. Obermayer. Orientation plasticity and the tilt aftereffect in network models of V1. In BMC Neuroscience, volume 10, page P180, 2009.
    (HTTP)

  • F. Franke, M. Natora, C. Boucsein, M. Munk, and K. Obermayer. Real time spike sorting with optimal multichannel filters. In Computational and Systems Neuroscience, 2008.
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  • P. Kallerhoff, A. Hollaender, K. Obermayer, and J.-D. Haynes. Predictability of reward modulates spatial attention. In Society for Neuroscience Abstracts, 2008.
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  • R. Martin and K. Obermayer. Coding of image contrasts by LGN and V1 neurons - some neuronal populations may be optimized as an ensemble others, only as all individual cells. In Society for Neuroscience Abstracts, 2008.
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  • A. Onken and K. Obermayer. Modeling spike-count dependence structures with multivariate Poisson distributions. In Seventeenth Annual Computational Neuroscience Meeting CNS, 2008.
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  • A. Onken and K. Obermayer. Stimulus-independence of noise correlations is beneficial for short-term population coding in MT. In Computational and Systems Neuroscience, @November 2008.
    (Abstract HTML) (FTP PDF, 906 kb)

  • K. Wimmer, M. Stimberg, R. Martin, J. Schummers, M. Sur, and K. Obermayer. Dependence of orientation tuning dynamics on map location in a network model of V1. In Society for Neuroscience Abstracts, 2008.
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  • J. M. Young, W. J. Waleszczyk, C. Wang, M. B. Calford, K. Obermayer, and B. Dreher. The spike timing-dependent influence of intrinsic long-range connectivity over post-natal topographic organization in primary visual cortex. In Computational and Systems Neuroscience, 2008.
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  • M. Stimberg, K. Wimmer, R. Martin, J. Mariño, J. Schummers, D. C. Lyon, M. Sur, and K. Obermayer. Operating regimes for cortical computation. In Proceedings of the 7th Meeting of the German Neuroscience Society / 31th Göttingen Neurobiology Conference 2007, 2007.
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  • K. Wimmer, R. Martin, M. Stimberg, and K. Obermayer. Influence of recurrent excitation and inhibition on the response dynamics in a network model of orientation tuning. In Proceedings of the 7th Meeting of the German Neuroscience Society / 31th Göttingen Neurobiology Conference 2007, 2007.
    (Abstract HTML)

  • J. M. Young, M. B. Calford, and K. Obermayer. Homeostatic gain changes and ocular dominance diversity can account for the differential expansion of the left- and right-eye receptive fields of cortical neurons after monocular retinal lesions. In Proceedings of the 7th Meeting of the German Neuroscience Society / 31th Gõttingen Neurobiology Conference 2007, 2007.
    (Abstract HTML)

  • J. Sharma, B. Cronin, K. Wimmer, K. Körding, J. Schummers, K. Obermayer, and M. Sur. Dissociation of stimulus-driven and attention-driven activity in macaque primary visual cortex. In Computational and Systems Neuroscience, 2006.

  • J. Young, B. Dreher, and K. Obermayer. Retinal lesion-induced receptive field reorganization in primary visual cortex is spike timing dependent. In Computational and Systems Neuroscience, 2006.

  • J. Young, B. Dreher, and K. Obermayer. Sensitivity to causality evident in patterns of topographic reorganisation in cat visual cortex. In Computational and Systems Neuroscience, 2006.

  • O. Beck, M. Chistiakova, K. Obermayer, and M. Volgushev. Adaptation of synaptic properties of intracortical connections to layer 2/3 pyramidal cells in the rat. In Krieglstein K. and Zimmermann H., editors, 30th Göttinger Neurobiology Report, 2005. CD-ROM.
    (FTP PDF, 30 kb)

  • B. Cronin, K. Wimmer, J. Sharma, J. Schummers, K. Obermayer, and M. Sur. Attention modulates the discriminability and information content of orientation response in macaque primary visual cortex. In Soc. Neurosci. Abs. 31, 2005. CD-ROM.

  • B. Dreher, J. Young, W. Waleszczyk, C. Wang, M. Calford, and K. Obermayer. Non-hebbian effects in patterns of topographic reorganisation in cat visual cortex. In Soc. Neurosci. Abs. 31, 2005. CD-ROM.

  • M. Gaudnek, A. Hess, K. Obermayer, L. Budinsky, K. Brune, and M. Sibila. Geometric reconstruction of the vascular system imaged by MRA, supporting the spatially confined analysis of fMRI bold signals with respect to the vascular system. In Krieglstein K. and Zimmermann H., editors, 30th Göttinger Neurobiology Report, 2005. CD-ROM.
    (FTP PDF, 16 kb)

  • T. Hoch and K. Obermayer. Role of colored noise in the detection of synchronous spiking events in neural systems. In Computational and Systems Neuroscience, 2005.

  • L. Schwabe and K. Obermayer. Perceptual learning and attention explained as a dynamic re-calibration of the visual system at different time-scales. In Krieglstein K. and Zimmermann H., editors, 30th Göttinger Neurobiology Report, 2005. CD-ROM.
    (FTP PDF, 54 kb)

  • L. Schwabe, A. Angelucci, P. Bressloff, and K. Obermayer. A recurrent network model of surround-suppression in the macaque striate cortex mediated by inter-areal and intra-areal interactions. In Krieglstein K. and Zimmermann H., editors, 30th Göttinger Neurobiology Report, 2005. CD-ROM.
    (FTP PDF, 66 kb)

  • L. Schwabe, A. Angelucci, K. Obermayer, and P. Bressloff. The contribution of feedback and horizontal connections to center-surround interaction in macaque V1: A recurrent network model. In Soc. Neurosci. Abs. 31, 2005. CD-ROM.

  • L. Schwabe, A. Angelucci, K. Obermayer, and P. Bressloff. The contribution of inter-areal feedback to surround suppression in macaque striate cortex: A network model and its experimental test. In European Conference on Visual Perception, 2005. CD-ROM.

  • L. Schwabe, A. Angelucci, K. Obermayer, and P. Bressloff. An inter-areal feedback model of contextual effects in macaque striate cortex. In Computational and Systems Neuroscience, 2005.

  • L. Schwabe, K. Obermayer, and M. Hennig. Changes of the intensity-response curve of an auditory interneuron (AN2) in crickets induced by adapting sound stimuli. In Krieglstein K. and Zimmermann H., editors, 30th Göttinger Neurobiology Report, 2005. CD-ROM.
    (FTP PDF, 70 kb)

  • R. Vollgraf, M. Munk, and K. Obermayer. Spike sorting of multi-electrode recordings based on amplitude ratios. In Krieglstein K. and Zimmermann H., editors, 30th Göttinger Neurobiology Report, 2005. CD-ROM.
    (FTP PDF, 42 kb)

  • G. Wenning, T. Hoch, P. Kallerhoff, and K. Obermayer. Pulse detection in single neurons and neural populations in a colored noise setting. In Krieglstein K. and Zimmermann H., editors, 30th Göttinger Neurobiology Report, 2005. CD-ROM.
    (FTP PDF, 81 kb)

  • P. Wiesing, O. Beck, L. Schwabe, J. Mariño, D. C. Lyon, M. Sur, and K. Obermayer. Balanced computation of orientation selectivity in network models of the primary visual cortex. In Soc. Neurosci. Abs. 31, 2005. CD-ROM.

  • P. Wiesing, L. Schwabe, O. Beck, J. Mariño, J. Schummers, D. C. Lyon, M. Sur, and K. Obermayer. Invariant computations in local cortical networks with balanced excitation and inhibition. In Krieglstein K. and Zimmermann H., editors, 30th Göttinger Neurobiology Report, 2005. CD-ROM.
    (FTP PDF, 28 kb)

  • K. Wimmer, K. J. Hildebrandt, L. Schwabe, K. Obermayer, and R. M. Hennig. Changes of the intensity-response curve of an auditory interneuron (AN2) in crickets induced by adapting sound stimuli. In Soc. Neurosci. Abs. 31, 2005. CD-ROM.

  • J. Young, B. Dreher, and K. Obermayer. Sensitivity to causality evident in patterns of topographic reorganisation in cat visual cortex. In Soc. Neurosci. Abs. 31, 2005. CD-ROM.

  • O. Beck, M. Chistiakova, K. Obermayer, and M. Volgushev. Adaptation of synaptic connections to layer 2/3 pyramidal cells in rat visual cortex. In Soc. Neurosci. Abstr. 30, 2004. CD-ROM.
    (Abstract HTML)

  • T. Hoch, G. Wenning, and K. Obermayer. Calculating the rate of information transmission through populations of neurons. In Soc. Neurosci. Abstr. 30, 2004. CD-ROM.
    (Abstract HTML)

  • L. Schwabe and K. Obermayer. Orientation-specific attention and perceptual learning in recurrent network models of the visual cortex. In Soc. Neurosci. Abstr. 30, 2004. CD-ROM.
    (Abstract HTML)

  • G. Wenning, P. Kallerhoff, T. Hoch, and K. Obermayer. Detection of pulses by integrate-and-fire neurons in a colored noise setting. In Soc. Neurosci. Abstr. 30, 2004. CD-ROM.
    (Abstract HTML)

  • S. Grünewälder, W. Bibel, and K. Obermayer. A model for the reaching reflex of an infant. In Proceedings of the 29th Göttingen Neurobiology Conference, 2003.
    (FTP Gzipped PostScript, 2 pages, 16 kb)

  • J. Kanev, G. Wenning, and K. Obermayer. Ito calculus approach to the distribution of ISI and response-stimulus correlation. In Proceedings of the 29th Göttingen Neurobiology Conference, page 1025, 2003.
    (Abstract HTML)

  • K. Obermayer. New methods for supervised and unsupervised learning. In Innovations in Classification, Data Science, and Information Systems, 27th Annual Conference of the German Classification Society, page 131, 2003.

  • M. Scholz, R. Vollgraf, T. Bartels, A. Maye, I. Meinertzhagen, and K. Obermayer. Computer-based segmentation and structural analysis of electron micrographs from drosophila photoreceptor mutants. In Soc. Neurosci. Abstr. 29, 2003.

  • S. Schönknecht, M. Scholz, C. Duch, J. Evers, and K. Obermayer. Multi compartment model of development changes in dendritic shape during postembryonic motorneuron development. In Proceedings of the 29th Göttingen Neurobiology Conference, 2003.
    (Abstract HTML) (FTP PDF, 4 kb)

  • L. Schwabe and K. Obermayer. Modeling perceptual learning in the primary visual cortex: passive unsupervised or active reinforcement-based sensory reorganization? In Proceedings of the 29th Göttingen Neurobiology Conference, page 1026, 2003.

  • L. Schwabe, O. Beck, P. Wiesing, J. Mariño, J. Schummers, M. Sur, and K. Obermayer. Dependence of orientation tuning in conductance-based model neurons on the location within orientation map. In Soc. Neurosci. Abstr. 29, 2003.

  • P. Wiesing and K. Obermayer. Lateral competition: the interplay of inhibition and excitation in primary visual cortex on the development of topographic projections and ocular dominance maps. In Proceedings of the 29th Göttingen Neurobiology Conference, page 631, 2003.
    (Abstract HTML)

  • S. Schönknecht, C. Duch, M. Scholz, and K. Obermayer. Electrophysiological multi compartment models of the insect motoneuron MN5 at different stages of development. In Soc. Neurosci. Abstr. 28, 2002.
    (Abstract HTML)

  • L. Schwabe and K. Obermayer. Modeling visual perceptual learning as solving a classification task. In Soc. Neurosci. Abstr. 28, 2002.

  • L. Schwabe and K. Obermayer. Dynamics of orientation tuning: theory and simulation. In Soc. Neurosci. Abstr. 27, 2001.
    (Abstract HTML)

  • P. Hiesinger, M. Scholz, K. Obermayer, and M. Meinertzhagen. The fine structure of drosophila photoreceptor terminals: A model system to investigate neuronal activity mutants. In Soc. Neurosci. Abstr. 26, page 1638, 2000.

  • J. Mayhew, Y. Zheng, D. Johnston, P. Coffey, J. Berwick, J. Porril, J. Stone, M. Stetter, I. Schießl, and K. Obermayer. Weak models in the analysis of optical imaging data: haemoglobin changes following neural activity. In Soc. Neurosci. Abstr. 25, page 1638, 1999.
    (Abstract HTML)

  • F. Model, M. Scholz, and K. Obermayer. Restoration of high-resolution confocal microscope images. In Proceedings of the 27th Göttingen Neurobiology Conference, page 908, 1999.
    (FTP Gzipped PostScript, 1 pages, 26 kb)

  • T. Otto, M. Scholz, C. G. Galizia, R. Menzel, and K. Obermayer. A neural network based tool for the automatic reconstruction of the olfactory glomeruli in the antennal lobe of honeybees (apis mellifera). In Proceedings of the 27th Göttingen Neurobiology Conference, page 906, 1999.
    (FTP Gzipped PostScript, 1 pages, 24 kb)

  • S. Schmitt, T. Pfender, C. Piepenbrock, and K. Obermayer. A self-organizing map model for the representation of complex sounds in the auditory cortex. In Porceedings of the 27th Göttingen Neurobiology Conference, page 900, 1999.
    (FTP Gzipped PostScript, 1 pages, 45 kb)

  • P. Adorjan, P. Buzas, Z. Kisvarday, U. Eysel, and K. Obermayer. Orientation specificity of excitatory and inhibitory connections in cat visual cortex: Statistical analysis. In European J. Neurosci., volume 10, page 234. European Forum of Neuroscience ENA, 1998.
    (Abstract HTML)

  • A. Hilmann, S. Heller, U. Roth, C. Piepenbrock, K. Obermayer, and K. Klar. A graphical programming and simulation environment for integrate-and-fire neuronal networks. In European J. Neurosci., page 404. European Forum of Neuroscience ENA, 1998.
    (Abstract HTML)

  • F. Model, M. Scholz, and K. Obermayer. A hybrid approach to 3D blind-deconvolution of high-resolution confocal microscope images. In Proceedings of the 26th Göttingen Neurobiology Conference, page 780, 1998.
    (Abstract HTML)

  • T. Otto, M. Scholz, G. Galizia, and K. Obermayer. Automatic reconstruction of olfactory glomeruli from confocal image stacks. In European J. Neurosci., volume 10, page 413. European Forum of Neuroscience ENA, 1998.
    (Abstract HTML)

  • Z. Szatmary, M. Lengyel, P. Erdi, and K. Obermayer. Using temporal associations to model the development of place fields in a novel environment. In European J. Neurosci., volume 10, page 39. European Forum of Neuroscience ENA, 1998.
    (Abstract HTML)

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Theses and Technical Reports

  • S. Grünewälder and K. Obermayer. Optimality of LSTD and its relation to TD and MC. Technical report, Berlin University of Technology, 2006.
    (Abstract HTML) (FTP Gzipped PostScript, 30 pages, 327 kb)

  • S. Hochreiter and K. Obermayer. Classification, regression, and feature selection on matrix data. Technical report, Technische Universität Berlin, Fakultät für Elektrotechnik und Informatik, 2004. (revised December 2004).
    (FTP PDF, 703 kb)

  • U. Bauer. Computational Models of Neural Circuitry in the Macaque Monkey Primary Visual Cortex. PhD thesis, Technical Faculty, University of Bielefeld, 1998.