G Deco

Summary

Affiliation: Universitat Pompeu Fabra
Country: Spain

Publications

  1. pmc Effective reduced diffusion-models: a data driven approach to the analysis of neuronal dynamics
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats, Barcelona, Spain
    PLoS Comput Biol 5:e1000587. 2009
  2. pmc The role of rhythmic neural synchronization in rest and task conditions
    Gustavo Deco
    Unit for Brain and Cognition, Department of Information and Communication Technologies, Universitat Pompeu Fabra Barcelona, Spain
    Front Hum Neurosci 5:4. 2011
  3. pmc How anatomy shapes dynamics: a semi-analytical study of the brain at rest by a simple spin model
    Gustavo Deco
    Computational Neuroscience Group, Department of Information and Communication Technologies, Center for Brain and Cognition, Universitat Pompeu Fabra Barcelona, Spain Institució Catalana de la Recerca i Estudis Avançats, Universitat Pompeu Fabra Barcelona, Spain
    Front Comput Neurosci 6:68. 2012
  4. doi request reprint Resting brains never rest: computational insights into potential cognitive architectures
    Gustavo Deco
    Center for Brain and Cognition, Computational Neuroscience Group, Department of Information and Communication Technologies, Universitat Pompeu Fabra, Roc Boronat 138, Barcelona, 08018, Spain
    Trends Neurosci 36:268-74. 2013
  5. pmc Neural network mechanisms underlying stimulus driven variability reduction
    Gustavo Deco
    Theoretical and Computational Neuroscience Group, Center of Brain and Cognition, Universitat Pompeu Fabra, Barcelona, Spain
    PLoS Comput Biol 8:e1002395. 2012
  6. doi request reprint Ongoing cortical activity at rest: criticality, multistability, and ghost attractors
    Gustavo Deco
    Center for Brain and Cognition, Computational Neuroscience Group, Department of Information and Communication Technologies, Universitat Pompeu Fabra, Barcelona, 08018, Spain
    J Neurosci 32:3366-75. 2012
  7. pmc Balanced input allows optimal encoding in a stochastic binary neural network model: an analytical study
    Gustavo Deco
    Center of Brain and Cognition, Universitat Pompeu Fabra, Barcelona, Spain
    PLoS ONE 7:e30723. 2012
  8. ncbi request reprint Deterministic analysis of stochastic bifurcations in multi-stable neurodynamical systems
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats ICREA, Barcelona, Spain
    Biol Cybern 96:487-96. 2007
  9. ncbi request reprint Extended method of moments for deterministic analysis of stochastic multistable neurodynamical systems
    Gustavo Deco
    Computational Neuroscience Group, Universitat Pompeu Fabra, Passeig de Circumval lació 8, 08003 Barcelona, Spain
    Phys Rev E Stat Nonlin Soft Matter Phys 75:031913. 2007
  10. ncbi request reprint Weber's law in decision making: integrating behavioral data in humans with a neurophysiological model
    Gustavo Deco
    Department of Technology, Computational Neuroscience, Institucio Catalana de Recerca i Estudis Avancats, Universitat Pompeu Fabra, 08003 Barcelona, Spain
    J Neurosci 27:11192-200. 2007

Detail Information

Publications61

  1. pmc Effective reduced diffusion-models: a data driven approach to the analysis of neuronal dynamics
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats, Barcelona, Spain
    PLoS Comput Biol 5:e1000587. 2009
    ..Under lighter anesthesia, however, the distributions of the times spent in the up and down states were better fitted by such a model, suggesting a role for noise in determining the time spent in a particular state...
  2. pmc The role of rhythmic neural synchronization in rest and task conditions
    Gustavo Deco
    Unit for Brain and Cognition, Department of Information and Communication Technologies, Universitat Pompeu Fabra Barcelona, Spain
    Front Hum Neurosci 5:4. 2011
    ..Finally, we show that when rhythmic synchrony creates firing phases, the learning with spike timing-dependent plasticity of repeatedly presented input patterns is greatly enhanced...
  3. pmc How anatomy shapes dynamics: a semi-analytical study of the brain at rest by a simple spin model
    Gustavo Deco
    Computational Neuroscience Group, Department of Information and Communication Technologies, Center for Brain and Cognition, Universitat Pompeu Fabra Barcelona, Spain Institució Catalana de la Recerca i Estudis Avançats, Universitat Pompeu Fabra Barcelona, Spain
    Front Comput Neurosci 6:68. 2012
    ..We hypothesize therefore that human brain connectivity developed a scale free type of architecture in order to be able to store a large number of different and flexibly accessible brain functions...
  4. doi request reprint Resting brains never rest: computational insights into potential cognitive architectures
    Gustavo Deco
    Center for Brain and Cognition, Computational Neuroscience Group, Department of Information and Communication Technologies, Universitat Pompeu Fabra, Roc Boronat 138, Barcelona, 08018, Spain
    Trends Neurosci 36:268-74. 2013
    ..In this article, we propose a new theoretical framework for RSNs that can serve as a fertile ground for empirical testing...
  5. pmc Neural network mechanisms underlying stimulus driven variability reduction
    Gustavo Deco
    Theoretical and Computational Neuroscience Group, Center of Brain and Cognition, Universitat Pompeu Fabra, Barcelona, Spain
    PLoS Comput Biol 8:e1002395. 2012
    ..In conclusion, these results suggest that the variability reduction under stimulation and attention is a property of neural circuits...
  6. doi request reprint Ongoing cortical activity at rest: criticality, multistability, and ghost attractors
    Gustavo Deco
    Center for Brain and Cognition, Computational Neuroscience Group, Department of Information and Communication Technologies, Universitat Pompeu Fabra, Barcelona, 08018, Spain
    J Neurosci 32:3366-75. 2012
    ..The multistable attractor landscape defines a functionally meaningful dynamic repertoire of the brain network that is inherently present in the neuroanatomical connectivity...
  7. pmc Balanced input allows optimal encoding in a stochastic binary neural network model: an analytical study
    Gustavo Deco
    Center of Brain and Cognition, Universitat Pompeu Fabra, Barcelona, Spain
    PLoS ONE 7:e30723. 2012
    ..As the regime of balanced inputs has been experimentally observed, these results suggest that this regime is functionally important from an information encoding standpoint...
  8. ncbi request reprint Deterministic analysis of stochastic bifurcations in multi-stable neurodynamical systems
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats ICREA, Barcelona, Spain
    Biol Cybern 96:487-96. 2007
    ..We apply this technique to describe multistable phenomena. We show that increasing the noise amplitude results in a shifting of the bifurcation structure of the system...
  9. ncbi request reprint Extended method of moments for deterministic analysis of stochastic multistable neurodynamical systems
    Gustavo Deco
    Computational Neuroscience Group, Universitat Pompeu Fabra, Passeig de Circumval lació 8, 08003 Barcelona, Spain
    Phys Rev E Stat Nonlin Soft Matter Phys 75:031913. 2007
    ....
  10. ncbi request reprint Weber's law in decision making: integrating behavioral data in humans with a neurophysiological model
    Gustavo Deco
    Department of Technology, Computational Neuroscience, Institucio Catalana de Recerca i Estudis Avancats, Universitat Pompeu Fabra, 08003 Barcelona, Spain
    J Neurosci 27:11192-200. 2007
    ..We conclude that the neurodynamical mechanisms and computational principles underlying the decision-making processes in this perceptual discrimination task are consistent with a fluctuation-driven scenario in a multistable regime...
  11. pmc The dynamic brain: from spiking neurons to neural masses and cortical fields
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats ICREA, Universitat Pompeu Fabra, Department of Technology, Computational Neuroscience, Barcelona, Spain
    PLoS Comput Biol 4:e1000092. 2008
    ..We argue that elaborating principled and informed models is a prerequisite for grounding empirical neuroscience in a cogent theoretical framework, commensurate with the achievements in the physical sciences...
  12. doi request reprint The role of fluctuations in perception
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats, Universitat Pompeu Fabra, Department of Technology, Computational Neuroscience, Passeig de Circumval lació, 8, 08003 Barcelona, Spain
    Trends Neurosci 31:591-8. 2008
    ..Thus, neuronal fluctuations can be an advantage for brain processing because they lead to probabilistic behavior in decision making in this and other sensory tasks...
  13. pmc Key role of coupling, delay, and noise in resting brain fluctuations
    Gustavo Deco
    Department of Computational Neuroscience, Institucio Catalana de Recerca i Estudis Avancats, Universitat Pompeu Fabra, Barcelona, Spain
    Proc Natl Acad Sci U S A 106:10302-7. 2009
    ....
  14. doi request reprint The role of multi-area interactions for the computation of apparent motion
    Gustavo Deco
    Department of Technology, Institucio Catalana de Recerca i Estudis Avancats, Universitat Pompeu Fabra, Roc Boronat 138, 08018 Barcelona, Spain
    Neuroimage 51:1018-26. 2010
    ....
  15. doi request reprint Emerging concepts for the dynamical organization of resting-state activity in the brain
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats, Universitat Pompeu Fabra, Computational Neuroscience, Plaça de la Mercè, 10 12, 08002 Barcelona, Spain
    Nat Rev Neurosci 12:43-56. 2011
    ..We propose that the formation and dissolution of resting-state patterns reflects the exploration of possible functional network configurations around a stable anatomical skeleton...
  16. doi request reprint The dynamical balance of the brain at rest
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats, Universitat Pompeu Fabra, Departmet of Technology, Computational Neuroscience, Barcelona, Spain
    Neuroscientist 17:107-23. 2011
    ..Large-scale systems dynamics are useful for keeping different functional subnetworks in a state of heightened competition, which can be stabilized and fired by even small modulations of either sensory or internal signals...
  17. ncbi request reprint A dynamical model of event-related FMRI signals in prefrontal cortex: predictions for schizophrenia
    G Deco
    Instituci o Catalana de Recerca i Estudis Avançats ICREA and Universitat Pompeu Fabra Barcelona, Spain
    Pharmacopsychiatry 39:S65-7. 2006
    ..It is shown that the effects of neuromodulation by dopamine of the synaptic processes utilized in the neurons in the model leads to experimental predictions of the effects of manipulations of dopamine on working memory...
  18. ncbi request reprint Neural dynamics of cross-modal and cross-temporal associations
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats ICREA, Universitat Pompeu Fabra Computational Neuroscience, Passeig de Circumval lació, 8, 08003, Barcelona, Spain
    Exp Brain Res 166:325-36. 2005
    ..In particular, the activity of the model resembles reported data from single-cell recordings in the prefrontal cortex...
  19. doi request reprint Cholinergic control of cortical network interactions enables feedback-mediated attentional modulation
    Gustavo Deco
    Department of Technology, Computational Neuroscience, Institucio Catalana de Recerca i Estudis Avancats ICREA, Universitat Pompeu Fabra, Roc Boronat, 138, 08018 Barcelona, Spain
    Eur J Neurosci 34:146-57. 2011
    ..These findings help explain why acetylcholine is necessary for top-down-driven attentional modulation, and suggest a close interdependence of cholinergic and feedback drive in mediating cognitive function...
  20. ncbi request reprint A biased competition based neurodynamical model of visual neglect
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats ICREA, Universitat Pompeu Fabra, Department of Technology Computational Neuroscience, Passeig de Circumval lació 8, 08003 Barcelona, Spain
    Med Eng Phys 26:733-43. 2004
    ..In particular, we are able to explain the asymmetrical effect of spatial cueing on neglect, and the phenomenon of extinction in the framework of visual search...
  21. ncbi request reprint Decision-making and Weber's law: a neurophysiological model
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats ICREA, Universitat Pompeu Fabra, Department of Technology, Computational Neuroscience, Passeig de Circumvalacio, Barcelona, Spain
    Eur J Neurosci 24:901-16. 2006
    ..Thus the neurophysiological basis for a psychophysical effect, Weber's Law, can be related to statistical fluctuations and divisive inhibition in an attractor decision-making network...
  22. ncbi request reprint Attention and working memory: a dynamical model of neuronal activity in the prefrontal cortex
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats ICREA, Universitat Pompeu Fabra, Department of Technology, Computational Neuroscience, Passeig de Circumval Iació, 08003 Barcelona, Spain
    Eur J Neurosci 18:2374-90. 2003
    ....
  23. ncbi request reprint Attention and spatial resolution: a theoretical and experimental study of visual search in hierarchical patterns
    Gustavo Deco
    Computational Neuroscience, Department of Technology, Institucio Catalana de Recerca i Estudis Avancats ICREA, Universitat Pompeu Fabra, Passeig de Circumval lació 8, E 08003 Barcelona, Spain
    Perception 36:335-54. 2007
    ..Both experiment and simulations suggest that the global-precedence effect prevails under the condition of visual search...
  24. ncbi request reprint Oscillations, phase-of-firing coding, and spike timing-dependent plasticity: an efficient learning scheme
    Timothée Masquelier
    Center for Brain and Cognition, Universitat Pompeu Fabra, Barcelona, Spain
    J Neurosci 29:13484-93. 2009
    ..This suggests a major functional role for oscillatory brain activity that has been widely reported experimentally...
  25. ncbi request reprint Attention, short-term memory, and action selection: a unifying theory
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats ICREA, Universitat Pompeu Fabra, Department of Technology, Computational Neuroscience, Passeig de Circumval lació, 8, 08003 Barcelona, Spain
    Prog Neurobiol 76:236-56. 2005
    ..The models also directly address how bottom-up and top-down processes interact in visual cognition, and show how some apparently serial processes reflect the operation of interacting parallel distributed systems...
  26. ncbi request reprint Neurodynamics of biased competition and cooperation for attention: a model with spiking neurons
    Gustavo Deco
    Department of Technology, Computational Neuroscience, Institucio Catalana de Recerca i Estudis Avancats, Universitat Pompeu Fabra, Barcelona, Spain
    J Neurophysiol 94:295-313. 2005
    ..Further, it is shown that, although NMDA nonlinear effects may be useful in attention, they are not necessary, with nonlinear effects (which may appear multiplicative) being produced in the way just described...
  27. pmc Perceptual detection as a dynamical bistability phenomenon: a neurocomputational correlate of sensation
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats ICREA, Passeig Lluis Companys 23, 08010 Barcelona, Spain
    Proc Natl Acad Sci U S A 104:20073-7. 2007
    ..Moreover, the high variability activity of MPC neurons both within and between trials reflects stochastic fluctuations that may play a crucial role in the monkey's probabilistic perceptual reports...
  28. ncbi request reprint Audiovisual matching in speech and nonspeech sounds: a neurodynamical model
    Marco Loh
    Universitat Pompeu Fabra, Barcelona, Spain
    J Cogn Neurosci 22:240-7. 2010
    ....
  29. ncbi request reprint The role of early visual cortex in visual integration: a neural model of recurrent interaction
    Gustavo Deco
    Institute Catalana de Recerca i Estudis Avancats ICREA, Department de Tecnologia Universitat Pompeu Fabra Passeig de Circumval lacio 8, 09003, Barcelona, Spain
    Eur J Neurosci 20:1089-100. 2004
    ..The computational viability of this architecture was tested by simulating a large-scale neural dynamical network...
  30. ncbi request reprint Synaptic and spiking dynamics underlying reward reversal in the orbitofrontal cortex
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats, Universitat Pompeu Fabra, Dept of Technology Computational Neuroscience, Passeig de Circumval lació, 8, 08003 Barcelona, Spain
    Cereb Cortex 15:15-30. 2005
    ....
  31. doi request reprint Functional graph alterations in schizophrenia: a result from a global anatomic decoupling?
    J Cabral
    Theoretical and Computational Neuroscience Group, Center for Brain and Cognition, Universitat Pompeu Fabra, Barcelona, Spain
    Pharmacopsychiatry 45:S57-64. 2012
    ..These results are corroborated by reports of lower white matter density in schizophrenia...
  32. ncbi request reprint Modular biased-competition and cooperation: a candidate mechanism for selective working memory
    Rita Almeida
    Siemens AG, Corporate Technology, Information and Communications, Munich, Germany
    Eur J Neurosci 20:2789-803. 2004
    ..Modular competition and cooperation might constitute general mechanisms for implementing context-dependent formation of working memory...
  33. pmc A dynamical systems hypothesis of schizophrenia
    Marco Loh
    Department of Technology, Universitas Pompeu Fabra, Barcelona, Spain
    PLoS Comput Biol 3:e228. 2007
    ....
  34. pmc The encoding of alternatives in multiple-choice decision making
    Larissa Albantakis
    Department of Technology, Computational Neuroscience, Universitat Pompeu Fabra, Barcelona, Spain
    Proc Natl Acad Sci U S A 106:10308-13. 2009
    ..Consequently, our results suggest a physiological advantage of a pooled, multineuron representation of choice alternatives...
  35. doi request reprint The neuronal basis of attention: rate versus synchronization modulation
    Andres Buehlmann
    Computational Neuroscience, Universitat Pompeu Fabra, 08003 Barcelona, Spain
    J Neurosci 28:7679-86. 2008
    ..However, we show that there is an advantage in the processing of information if rate modulation is accompanied by gamma modulation, namely that reaction times are shorter, implying behavioral relevance for gamma synchronization...
  36. pmc A fluctuation-driven mechanism for slow decision processes in reverberant networks
    Daniel Martí
    Computational Neuroscience Unit, Universitat Pompeu Fabra, Barcelona, Spain
    PLoS ONE 3:e2534. 2008
    ..The escape mechanism provides thus a dynamical basis for the wide range and variability of decision times observed experimentally...
  37. ncbi request reprint Neurodynamics of the prefrontal cortex during conditional visuomotor associations
    Marco Loh
    Universitat Pompeu Fabra, Passeig de Circumval lació 8, Barcelona, Spain
    J Cogn Neurosci 20:421-31. 2008
    ..We find that a linear change in network parameters relates to the changes in neural activity in consecutive correct trials during learning, which is important evidence for the underlying learning mechanisms...
  38. pmc Synaptic dynamics and decision making
    Gustavo Deco
    Department of Technology, Computational Neuroscience, Institucio Catalana de Recerca i Estudis Avancats, Universitat Pompeu Fabra, 08018 Barcelona, Spain
    Proc Natl Acad Sci U S A 107:7545-9. 2010
    ..Thus, both synaptic facilitation and neuronal attractor dynamics can account for sequential decision making in such systems in the brain...
  39. ncbi request reprint Cognitive flexibility and decision-making in a model of conditional visuomotor associations
    Marco Loh
    Universitat Pompeu Fabra, Passeig de Circumvallació, 8, 08003 Barcelona, Spain
    Eur J Neurosci 22:2927-36. 2005
    ..This should be visible not only in the corresponding activity in the premotor area, but also in activity corresponding to other associations or even other stimuli in the prefrontal cortex...
  40. doi request reprint Neuronal adaptation effects in decision making
    Panagiota Theodoni
    Department of Technology, Computational Neuroscience, Universitat Pompeu Fabra, 08018 Barcelona, Spain
    J Neurosci 31:234-46. 2011
    ..We find that for different levels of sensory evidence favoring one of the two interpretations of the ambiguous stimulus, higher levels of neural adaptation lead to quicker decisions contributing to a speed-accuracy trade off...
  41. ncbi request reprint Variability and information content in auditory cortex spike trains during an interval-discrimination task
    Juan M Abolafia
    Institut d Investigacions Biomediques August Pi i Sunyer, Barcelona, Spain
    J Neurophysiol 110:2163-74. 2013
    ..Altogether, we demonstrate that task-engagement significantly modulates coding properties of auditory cortical neurons during an interval-discrimination task. ..
  42. ncbi request reprint Lexical plasticity in early bilinguals does not alter phoneme categories: II. Experimental evidence
    Núria Sebastián-Gallés
    Universitat de Barcelona, Barcelona, Spain
    J Cogn Neurosci 21:2343-57. 2009
    ..The results of the present study are compared with those obtained in short-term laboratory exposures in an attempt to provide an integrative account...
  43. ncbi request reprint Lexical plasticity in early bilinguals does not alter phoneme categories: I. Neurodynamical modeling
    J P Larsson
    Computational Neuroscience Group, Departament de Tecnologies de la Informació i les Comunicacions, Universitat Pompeu Fabra, Barcelona, Spain
    J Cogn Neurosci 20:76-94. 2008
    ..We conclude that subjects often exposed to dialectal word variations can store these in their lexicons, without altering their phoneme representations...
  44. doi request reprint Stochastic dynamics as a principle of brain function
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats ICREA, Universitat Pompeu Fabra, Dept of Technology, Computational Neuroscience, Passeig de Circumval lació, 8, 08003 Barcelona, Spain
    Prog Neurobiol 88:1-16. 2009
    ..We describe how these stochastic neurodynamical effects can be analyzed, and their importance in many aspects of brain function, including decision-making, memory recall, short-term memory, and attention...
  45. ncbi request reprint A neurodynamical cortical model of visual attention and invariant object recognition
    Gustavo Deco
    Department of Technology, Computational Neuroscience, Institucio Catalana de Recerca i Estudis Avancats, Universitat Pompeu Fabra, Passeig de Circumval lació, 08003 Barcelona, Spain
    Vision Res 44:621-42. 2004
    ....
  46. pmc Attention: oscillations and neuropharmacology
    Gustavo Deco
    Computational Neuroscience Group, Department of Technology, Universitat Pompeu Fabra, Barcelona, Spain
    Eur J Neurosci 30:347-54. 2009
    ....
  47. ncbi request reprint A computational model of visual marking using an inter-connected network of spiking neurons: the spiking search over time & space model (sSoTS)
    Eirini Mavritsaki
    Behavioural Brain Sciences Centre, School of Psychology, University of Birmingham, Edgbaston, Birmingham B15 2TT, United Kingdom
    J Physiol Paris 100:110-24. 2006
    ..The results indicate that the sSoTS model can provide a biologically plausible account of human search over time as well as space...
  48. ncbi request reprint Object-based visual neglect: a computational hypothesis
    Gustavo Deco
    Siemens AG, Corporate Technology, Computational Neuroscience, CT IC 4, D 81730 Munich, Germany
    Eur J Neurosci 16:1994-2000. 2002
    ....
  49. ncbi request reprint Learning to attend: modeling the shaping of selectivity in infero-temporal cortex in a categorization task
    Miruna Szabo
    Siemens AG, Corporate Technology, Information and Communications, Otto Hahn Ring 6, 81739, Munich, Germany
    Biol Cybern 94:351-65. 2006
    ..We conclude that the perceptual representation in visual areas like ITC can be strongly affected by the interaction with other areas which are devoted to higher cognitive functions...
  50. ncbi request reprint The time course of selective visual attention: theory and experiments
    Gustavo Deco
    Siemens AG, Corporate Technology, CT IC 4, Munich, Germany
    Vision Res 42:2925-45. 2002
    ....
  51. ncbi request reprint Large-scale neural model for visual attention: integration of experimental single-cell and fMRI data
    Silvia Corchs
    Siemens AG, Corporate Technology, Information and Communications, CT IC 4, Otto Hahn Ring 6, 81739 Munich, Germany
    Cereb Cortex 12:339-48. 2002
    ..The proposed model draws together data of different spatial and temporal resolution, as are the above-mentioned imaging and single-cell results...
  52. ncbi request reprint "What" and "where" in visual working memory: a computational neurodynamical perspective for integrating FMRI and single-neuron data
    Gustavo Deco
    Institucion Catalana de Recerca, Estudis Avançats ICREA and Universitat Pompeu Fabra
    J Cogn Neurosci 16:683-701. 2004
    ....
  53. ncbi request reprint Feature-based attention in human visual cortex: simulation of fMRI data
    Silvia Corchs
    Corporate Technology, Information and Communications, Siemens AG, 81739, Munich, Germany
    Neuroimage 21:36-45. 2004
    ..Our neurodynamical model is used to numerically compute the neural activity of area V4 corresponding to such ignored stimulus, giving a good description of the experimental data...
  54. ncbi request reprint Attention in natural scenes: Neurophysiological and computational bases
    Edmund T Rolls
    University of Oxford, Department of Experimental Psychology, South Parks Road, Oxford OX1 3UD, United Kingdom
    Neural Netw 19:1383-94. 2006
    ..Computational models of this processing are described...
  55. ncbi request reprint Neurons and the synaptic basis of the fMRI signal associated with cognitive flexibility
    Anja Stemme
    Department of Psychology, Ludwig Maximilian University Munich, Germany
    Neuroimage 26:454-70. 2005
    ....
  56. ncbi request reprint The neuronal dynamics underlying cognitive flexibility in set shifting tasks
    Anja Stemme
    Department Psychologie, LMU Munich, Leopoldstr 13, D 80802, Munich, Germany
    J Comput Neurosci 23:313-31. 2007
    ..The operation of the model thus demonstrates with at least a high probability the neuronal dynamics underlying a key component of human behavior: the ability to adapt behavior according to context requirements--cognitive flexibility...
  57. ncbi request reprint Interactions between higher and lower visual areas improve shape selectivity of higher level neurons-explaining crowding phenomena
    Janneke F M Jehee
    University of Amsterdam, Department of Psychology, Roetersstraat 15, 1018 WB, Amsterdam, The Netherlands
    Brain Res 1157:167-76. 2007
    ..Our results thus provide an existence proof of the feasibility of novel theoretical models and provide a mechanism to explain various psychophysical and physiological results...
  58. ncbi request reprint Sequential memory: a putative neural and synaptic dynamical mechanism
    Gustavo Deco
    ICREA and Universitat Pompeu Fabra
    J Cogn Neurosci 17:294-307. 2005
    ..The network thus uses adaptation rather than associative synaptic modification to recall the order of the items in a recently presented sequence...
  59. ncbi request reprint Computational significance of transient dynamics in cortical networks
    Daniel Durstewitz
    Centre for Theoretical and Computational Neuroscience, University of Plymouth, Portland Square, Drake Circus, Plymouth PL4 8AA, UK
    Eur J Neurosci 27:217-27. 2008
    ..Neural computation has to exploit the itinerant dynamics between these states...
  60. ncbi request reprint An attractor hypothesis of obsessive-compulsive disorder
    Edmund T Rolls
    Oxford Centre for Computational Neuroscience, Oxford, UK
    Eur J Neurosci 28:782-93. 2008
    ....
  61. ncbi request reprint Cooperation and biased competition model can explain attentional filtering in the prefrontal cortex
    Miruna Szabo
    Siemens AG, Corporate Technology, Information and Communications, 81730 Munich, Germany
    Eur J Neurosci 19:1969-77. 2004
    ..Finally, we also reveal parameter regimes where the network has different modes of operation: selective working memory, attentional filtering, pure competition and noncompetitive amplification...