Redgrave - people.vcu.edu
... Abstract | An influential concept in contemporary computational neuroscience is the reward prediction error hypothesis of phasic dopaminergic function. It maintains that midbrain dopaminergic neurons signal the occurrence of unpredicted reward, which is used in appetitive learning to reinforce exist ...
... Abstract | An influential concept in contemporary computational neuroscience is the reward prediction error hypothesis of phasic dopaminergic function. It maintains that midbrain dopaminergic neurons signal the occurrence of unpredicted reward, which is used in appetitive learning to reinforce exist ...
8 pages - Science for Monks
... aspect because meditators report that they are either a lucid dreamer—a person who knows they are dreaming —or, if not, when they wake they are able to narrate their dream sequence by sequence. So what happens during sleep? There are no external stimuli. The brain is by itself with its own intrinsic ...
... aspect because meditators report that they are either a lucid dreamer—a person who knows they are dreaming —or, if not, when they wake they are able to narrate their dream sequence by sequence. So what happens during sleep? There are no external stimuli. The brain is by itself with its own intrinsic ...
Functionalism According to functionalism, the essential or defining
... common-sense intuitions about qualia. Consider the inversion problem first. I think the functionalist is right to insist that the type-identity of our visual sensations be reckoned according to their functional role. But the objector is also right in insisting that a relative inversion of two peopl ...
... common-sense intuitions about qualia. Consider the inversion problem first. I think the functionalist is right to insist that the type-identity of our visual sensations be reckoned according to their functional role. But the objector is also right in insisting that a relative inversion of two peopl ...
Tsodyks-Banbury-2006
... Information encoding and processing via spatio-temporal spike patterns in cortical networks Misha Tsodyks, Dept of Neurobiology, Weizmann Institute, Rehovot, Israel ...
... Information encoding and processing via spatio-temporal spike patterns in cortical networks Misha Tsodyks, Dept of Neurobiology, Weizmann Institute, Rehovot, Israel ...
B42010712
... nervous systems, such as the brain, process information. The key element of this paradigm is the novel structure of the information processing system. Neural networks, have remarkable ability to derive meaning from complicated or imprecise data, can be used to extract patterns and detect trends that ...
... nervous systems, such as the brain, process information. The key element of this paradigm is the novel structure of the information processing system. Neural networks, have remarkable ability to derive meaning from complicated or imprecise data, can be used to extract patterns and detect trends that ...
Article Link - Cortical Systems and Behavior Laboratory
... the dominant model for studies of neural function in primates for many decades. Not surprisingly, the first applications of optogenetic methods to manipulate neural circuits and behavior in primates have been performed in rhesus monkeys. Systematic investigation of viral transduction and the develop ...
... the dominant model for studies of neural function in primates for many decades. Not surprisingly, the first applications of optogenetic methods to manipulate neural circuits and behavior in primates have been performed in rhesus monkeys. Systematic investigation of viral transduction and the develop ...
Visuomotor development
... for example, describing the position of eyes relative to the head (a head-fixed frame of reference) (Soechting and Flanders, 1995). A coordinate system represents the set of axes fixed to the frame of reference, used to make the measurement (i.e., Cartesian coordinates). There are three main types o ...
... for example, describing the position of eyes relative to the head (a head-fixed frame of reference) (Soechting and Flanders, 1995). A coordinate system represents the set of axes fixed to the frame of reference, used to make the measurement (i.e., Cartesian coordinates). There are three main types o ...
Repetition and the brain: neural models of stimulus
... behavioral measure (e.g. greater accuracy in identifying the stimulus, or faster response times to make a decision about it), and often occurs under the same experimental conditions as RS. Nevertheless, it is important to note that, under certain conditions, priming can be associated with increased ...
... behavioral measure (e.g. greater accuracy in identifying the stimulus, or faster response times to make a decision about it), and often occurs under the same experimental conditions as RS. Nevertheless, it is important to note that, under certain conditions, priming can be associated with increased ...
Models of Information Processing in the Visual Cortex
... biologically accurate. We do so, because science is yet to provide a full understanding of the brain, thus it is not possible to propose accurate overall models of data. The chapter rather gives an overview of different kinds of models of vision present in the literature, whether they are biological ...
... biologically accurate. We do so, because science is yet to provide a full understanding of the brain, thus it is not possible to propose accurate overall models of data. The chapter rather gives an overview of different kinds of models of vision present in the literature, whether they are biological ...
Repetition and the brain: neural models of stimulus
... behavioral measure (e.g. greater accuracy in identifying the stimulus, or faster response times to make a decision about it), and often occurs under the same experimental conditions as RS. Nevertheless, it is important to note that, under certain conditions, priming can be associated with increased ...
... behavioral measure (e.g. greater accuracy in identifying the stimulus, or faster response times to make a decision about it), and often occurs under the same experimental conditions as RS. Nevertheless, it is important to note that, under certain conditions, priming can be associated with increased ...
Bridging Rate Coding and Temporal Spike Coding
... in contrast to the synchronization-based coding. However, the coding is robust enough against the perturbation since single spike displacement influences the coding performance just slightly. The whole spatiotemporally asynchronous spikes from the cortical layer may preserve more precise information ...
... in contrast to the synchronization-based coding. However, the coding is robust enough against the perturbation since single spike displacement influences the coding performance just slightly. The whole spatiotemporally asynchronous spikes from the cortical layer may preserve more precise information ...
Memory fields of neurons in the primate prefrontal cortex
... hold a stimulus in memory over a brief delay, PF neurons show high levels of sustained activity that maintains stimulus-related information (4, 12, 14, 23–27). Functional imaging studies also indicate sustained activation in the human PF cortex during memory tasks (28, 29). It has been shown recentl ...
... hold a stimulus in memory over a brief delay, PF neurons show high levels of sustained activity that maintains stimulus-related information (4, 12, 14, 23–27). Functional imaging studies also indicate sustained activation in the human PF cortex during memory tasks (28, 29). It has been shown recentl ...
The Higher-Order Approach to Consciousness
... this belief? What is it that makes us so sure that conscious states aren’t just states we represent ourselves as being in? All that’s left to support this belief, I contend, is a (perhaps implicit) commitment to an intrinsic conception of consciousness. (p. xxx) It is only when we assume that consci ...
... this belief? What is it that makes us so sure that conscious states aren’t just states we represent ourselves as being in? All that’s left to support this belief, I contend, is a (perhaps implicit) commitment to an intrinsic conception of consciousness. (p. xxx) It is only when we assume that consci ...
Paper: Temporal Convergence of Dynamic Cell Assemblies in the
... presentation. The population average response of MSNs was composed of three distinct response groups that were temporally differentiated and fired in serial episodes along the trial. In the GPe, the average sustained response was composed of two response groups that were primarily differentiated by ...
... presentation. The population average response of MSNs was composed of three distinct response groups that were temporally differentiated and fired in serial episodes along the trial. In the GPe, the average sustained response was composed of two response groups that were primarily differentiated by ...
A novel neuroprosthetic interface with the peripheral nervous system
... perform such tasks as cursor manipulation and even basic word processing. However, the poor information transfer rates associated with this technique makes its translation to the control of more sophisticated systems immensely challenging in the near future4,5. To produce complex signal integration, ...
... perform such tasks as cursor manipulation and even basic word processing. However, the poor information transfer rates associated with this technique makes its translation to the control of more sophisticated systems immensely challenging in the near future4,5. To produce complex signal integration, ...
Modeling Neuromodulation as a Framework to Integrate - HAL
... discuss here and will be only considered in the remaining of the paper. In order to introduce the influence of neuromodulators on the normal functioning of the cerebral structures, let us first rapidly define what we call a ’normal’ (or nominal) functioning of the cognitive architecture. In short, a ...
... discuss here and will be only considered in the remaining of the paper. In order to introduce the influence of neuromodulators on the normal functioning of the cerebral structures, let us first rapidly define what we call a ’normal’ (or nominal) functioning of the cognitive architecture. In short, a ...
Division of Informatics, University of Edinburgh
... nonical neurons respond to different types of visual stimuli than mirror neurons. While canonical neurons discharge at the mere sight of an object, mirror neurons are triggered at the sight of hand or mouth interactions with objects. This uncovers the presence of an interesting visuomotor coupling m ...
... nonical neurons respond to different types of visual stimuli than mirror neurons. While canonical neurons discharge at the mere sight of an object, mirror neurons are triggered at the sight of hand or mouth interactions with objects. This uncovers the presence of an interesting visuomotor coupling m ...
2 neurons in parasympathetic nervous syste
... neurons can synapse with other preganglionic neurons and then can travel up the sympathetic trunk to the viscera of the head.Synapse with postganglionic neurons and travel to thoracic viscera continue through the trunk and synapse with the postganglionic neurons at the target tissue. What is the fun ...
... neurons can synapse with other preganglionic neurons and then can travel up the sympathetic trunk to the viscera of the head.Synapse with postganglionic neurons and travel to thoracic viscera continue through the trunk and synapse with the postganglionic neurons at the target tissue. What is the fun ...
Rate versus Temporal Coding Models
... continually on the basis of new information obtained at all levels of inquiry, from the channels responsible for electrical activity in parts of the neuron, up to recordings from intact brains in behaving animals. Therefore, in addition to describing the ideas behind the putative temporal codes, thi ...
... continually on the basis of new information obtained at all levels of inquiry, from the channels responsible for electrical activity in parts of the neuron, up to recordings from intact brains in behaving animals. Therefore, in addition to describing the ideas behind the putative temporal codes, thi ...
Development of neuromotor prostheses
... human trials of NMPs will begin within the next few years. Below we will review the specific events that allow us to make such a strong statement and discuss the implications for the treatment of human neurological disorders. We will discuss our own advances in developing an NMP and relate these adv ...
... human trials of NMPs will begin within the next few years. Below we will review the specific events that allow us to make such a strong statement and discuss the implications for the treatment of human neurological disorders. We will discuss our own advances in developing an NMP and relate these adv ...
Document
... • Each region is specialized, containing neurons that respond to particular features of visual information, such as orientation, movement, spatial frequency, retinal disparity, or color. • So far, investigators have identified over two dozen distinct regions and subregions of the visual cortex of th ...
... • Each region is specialized, containing neurons that respond to particular features of visual information, such as orientation, movement, spatial frequency, retinal disparity, or color. • So far, investigators have identified over two dozen distinct regions and subregions of the visual cortex of th ...
Can machines reason like humans
... There are two approaches to the difficult problem of automating reasoning. The first is cognitive, which aims to devise and experiment with models of human cognition. The second is to approach the problem computationally – attempting to build computational systems that model part of human reasoning. ...
... There are two approaches to the difficult problem of automating reasoning. The first is cognitive, which aims to devise and experiment with models of human cognition. The second is to approach the problem computationally – attempting to build computational systems that model part of human reasoning. ...
Cell assemblies in the cerebral cortex Günther Palm, Andreas
... 1–3). In addition, these connections are highly divergent and convergent (point 4) and thus allow for a rich repertoire of correlations and associations,as required for this theory. Braitenberg’s point 4 has been substantiated during the last decades by the large amount of studies with anterograde a ...
... 1–3). In addition, these connections are highly divergent and convergent (point 4) and thus allow for a rich repertoire of correlations and associations,as required for this theory. Braitenberg’s point 4 has been substantiated during the last decades by the large amount of studies with anterograde a ...
Gloster Aaron
... A nervous system transduces signals from the external and internal environment of an organism, processes those signals within networks of neurons, and ultimately delivers outputs via motor neurons. These systems depend on rapid and adaptable communication between neurons. The goal of this course is ...
... A nervous system transduces signals from the external and internal environment of an organism, processes those signals within networks of neurons, and ultimately delivers outputs via motor neurons. These systems depend on rapid and adaptable communication between neurons. The goal of this course is ...