James Reggia

Summary

Affiliation: University of Maryland
Country: USA

Publications

  1. ncbi request reprint Self-replicating structures: evolution, emergence and computation
    J A Reggia
    University of Maryland Department of Computer Science and Institute for Advanced Computer Studies AV Williams Bldg College Park MD 20742 USA
    Artif Life 4:283-302. 1998
  2. ncbi request reprint Conditions enabling the evolution of inter-agent signaling in an artificial world
    J A Reggia
    Department of Computer Science, University of Maryland, College Park, MD 20742, USA
    Artif Life 7:3-32. 2001
  3. doi request reprint The rise of machine consciousness: studying consciousness with computational models
    James A Reggia
    Department of Computer Science, A V Williams Building, University of Maryland, College Park, MD 20742, USA
    Neural Netw 44:112-31. 2013
  4. ncbi request reprint Neurocomputational models of the remote effects of focal brain damage
    James A Reggia
    Departments of Computer Science and Neurology, UMIACS, A V Williams Building, University of Maryland, College Park, MD 20742, USA
    Med Eng Phys 26:711-22. 2004
  5. ncbi request reprint The callosal dilemma: explaining diaschisis in the context of hemispheric rivalry via a neural network model
    J A Reggia
    Department of Computer Science, Institute of Advanced Computer Studies, A V Williams Bldg, University of Maryland, College Park, MD 20742, USA
    Neurol Res 23:465-71. 2001
  6. ncbi request reprint Extending self-organizing particle systems to problem solving
    Alejandro Rodriguez
    Department of Computer Science and UMIACS, University of Maryland, College Park, MD 20742, USA
    Artif Life 10:379-95. 2004
  7. doi request reprint Guiding hidden layer representations for improved rule extraction from neural networks
    Thuan Q Huynh
    Department of Computer Science, Universityof Maryland, College Park, MD 20742, USA
    IEEE Trans Neural Netw 22:264-75. 2011
  8. pmc A theory of the visual system biology underlying development of spatial frequency lateralization
    Mary F Howard
    Department of Biology, University of Maryland, Biology and Psychology Building, Room 3205, College Park, MD 20742, USA
    Brain Cogn 64:111-23. 2007
  9. ncbi request reprint Simulating single word processing in the classic aphasia syndromes based on the Wernicke-Lichtheim-Geschwind theory
    Scott A Weems
    Center for the Advanced Study of Language, University of Maryland, Box 25, College Park, MD 20742, USA
    Brain Lang 98:291-309. 2006
  10. ncbi request reprint Mirror symmetric topographic maps can arise from activity-dependent synaptic changes
    Reiner Schulz
    Department of Computer Science, UMIACS, University of Maryland, College Park, MD 20742, USA
    Neural Comput 17:1059-83. 2005

Research Grants

Detail Information

Publications19

  1. ncbi request reprint Self-replicating structures: evolution, emergence and computation
    J A Reggia
    University of Maryland Department of Computer Science and Institute for Advanced Computer Studies AV Williams Bldg College Park MD 20742 USA
    Artif Life 4:283-302. 1998
    ..We also describe recent work in which self-replicating structures are successfully programmed to do useful problem solving as they replicate. We conclude by identifying some implications and important research directions for the future...
  2. ncbi request reprint Conditions enabling the evolution of inter-agent signaling in an artificial world
    J A Reggia
    Department of Computer Science, University of Maryland, College Park, MD 20742, USA
    Artif Life 7:3-32. 2001
    ..We examine the mechanisms underlying these and other results, relate them to existing experimental data about animal signaling, and discuss their implications for artificial life research involving evolution of communication...
  3. doi request reprint The rise of machine consciousness: studying consciousness with computational models
    James A Reggia
    Department of Computer Science, A V Williams Building, University of Maryland, College Park, MD 20742, USA
    Neural Netw 44:112-31. 2013
    ..The paper concludes by discussing the importance of continuing work in this area, considering the ethical issues it raises, and making predictions concerning future developments...
  4. ncbi request reprint Neurocomputational models of the remote effects of focal brain damage
    James A Reggia
    Departments of Computer Science and Neurology, UMIACS, A V Williams Building, University of Maryland, College Park, MD 20742, USA
    Med Eng Phys 26:711-22. 2004
    ..Further, the results suggest that left-right subcortical influences may be much more important in influencing hemispheric specialization than is generally recognized...
  5. ncbi request reprint The callosal dilemma: explaining diaschisis in the context of hemispheric rivalry via a neural network model
    J A Reggia
    Department of Computer Science, Institute of Advanced Computer Studies, A V Williams Bldg, University of Maryland, College Park, MD 20742, USA
    Neurol Res 23:465-71. 2001
    ..The results suggest that subcortical competitive processes may be a more important factor in cerebral specialization than is generally recognized...
  6. ncbi request reprint Extending self-organizing particle systems to problem solving
    Alejandro Rodriguez
    Department of Computer Science and UMIACS, University of Maryland, College Park, MD 20742, USA
    Artif Life 10:379-95. 2004
    ..These results may prove useful not only for future modeling of animal behavior, but also in computer animation, coordinated movement control in robotic teams, particle swarm optimization, and computer games...
  7. doi request reprint Guiding hidden layer representations for improved rule extraction from neural networks
    Thuan Q Huynh
    Department of Computer Science, Universityof Maryland, College Park, MD 20742, USA
    IEEE Trans Neural Netw 22:264-75. 2011
    ..We conclude that modifying error backpropagation so that it more effectively separates learned pattern encodings in the hidden layer is an effective way to improve contemporary RE methods...
  8. pmc A theory of the visual system biology underlying development of spatial frequency lateralization
    Mary F Howard
    Department of Biology, University of Maryland, Biology and Psychology Building, Room 3205, College Park, MD 20742, USA
    Brain Cogn 64:111-23. 2007
    ..We relate the nature of the neural asymmetry implied by our theory to empirical findings on visual pathway bias and the relative spatial frequency lateralization effect...
  9. ncbi request reprint Simulating single word processing in the classic aphasia syndromes based on the Wernicke-Lichtheim-Geschwind theory
    Scott A Weems
    Center for the Advanced Study of Language, University of Maryland, Box 25, College Park, MD 20742, USA
    Brain Lang 98:291-309. 2006
    ....
  10. ncbi request reprint Mirror symmetric topographic maps can arise from activity-dependent synaptic changes
    Reiner Schulz
    Department of Computer Science, UMIACS, University of Maryland, College Park, MD 20742, USA
    Neural Comput 17:1059-83. 2005
    ..We speculate that such atypically oriented maps, in the context of otherwise normally interconnected cortical regions, might contribute to abnormal cortical information processing in some neurodevelopmental disorders...
  11. ncbi request reprint Using distributed partial memories to improve self-organizing collective movements
    Ransom Winder
    Department of Computer Science and UMIACS, University of Maryland, College Park, MD 20742, USA
    IEEE Trans Syst Man Cybern B Cybern 34:1697-707. 2004
    ....
  12. ncbi request reprint Hemispheric specialization and independence for word recognition: a comparison of three computational models
    Scott A Weems
    Department of Computer Science, University of Maryland, A V Williams Building, College Park, MD 20742, USA
    Brain Lang 89:554-68. 2004
    ..These results support the theory that neural representations of words are more strongly established in the left hemisphere through prior learning, despite open communication between the hemispheres during both learning and recall...
  13. ncbi request reprint Temporally asymmetric learning supports sequence processing in multi-winner self-organizing maps
    Reiner Schulz
    Departments of Computer Science and Neurology, University of Maryland, College Park, MD 20742, U S A
    Neural Comput 16:535-61. 2004
    ..The extended model presented here raises the possibility that SOMs may ultimately prove useful as visualization tools for temporal sequences and as preprocessors for sequence pattern recognition systems...
  14. ncbi request reprint Predicting nearest agent distances in artificial worlds
    Reiner A Schulz
    Department of Computer Science, and UMIACS, A V Williams Building, University of Maryland, College Park, MD 20742, USA
    Artif Life 8:247-64. 2002
    ..We thus illustrate that, despite its conceptual simplicity, our method can aid the analysis and even the design of complex artificial environments populated by agents that have the potential to interact with one another...
  15. ncbi request reprint The effects of multi-task learning and time-varying hemispheric asymmetry on lateralisation in a neural network model
    Mary F Howard
    Dept of Computer Science, A V Williams Bldg University of Maryland, College Park, MD 20742, USA
    Laterality 9:113-31. 2004
    ....
  16. pmc Functional connectivity in fMRI: A modeling approach for estimation and for relating to local circuits
    Ransom Winder
    Department of Computer Science, University of Maryland at College Park, MD, USA
    Neuroimage 34:1093-107. 2007
    ..Furthermore, our results suggest how fronto-temporal functional disconnection in schizophrenia can result from reduced local synaptic connections within frontal cortex rather than compromised interregional connections...
  17. doi request reprint Plasticity-induced symmetry relationships between adjacent self-organizing topographic maps
    Jared Sylvester
    University of Maryland, Department of Computer Science, College Park, MD 20742, USA
    Neural Comput 21:3429-43. 2009
    ..These results support the hypothesis that activity-dependent synaptic changes play a more important role in forming the orientations of adjacent cortical maps than is currently recognized...
  18. doi request reprint An oscillatory Hebbian network model of short-term memory
    Ransom K Winder
    Center for Advanced Study of Language and Department of Computer Science, University of Maryland, College Park, MD 20742, USA
    Neural Comput 21:741-61. 2009
    ..We examine the implications of the results for theories about the relative role of interference and decay in forgetting, and hypothesize that adjustments of activity decay rate may be an important aspect of human attentional mechanisms...
  19. ncbi request reprint Effects of callosal lesions in a model of letter perception
    Natalia Shevtsova
    Rostov State University, Rostov on Don, Russia
    Cogn Affect Behav Neurosci 2:37-51. 2002
    ....

Research Grants8

  1. MODELS OF NORMAL & POSTSTROKE HEMISPHERIC INTERACTIONS
    James Reggia; Fiscal Year: 2004
    ..abstract_text> ..