Retinoids and spinal cord development
... Therefore, it seems that in mammals the correct levels of RA are required for the completion of these complex morphogenetic movements known as neuruJournal of Neurobiology. DOI 10.1002/neu ...
... Therefore, it seems that in mammals the correct levels of RA are required for the completion of these complex morphogenetic movements known as neuruJournal of Neurobiology. DOI 10.1002/neu ...
Processing Prosodic Boundaries in Natural and
... processing of prosody from associated syntactic and semantic processing, also a hummed version of each sentence was produced by a trained speaker who was instructed to preserve the natural prosody of the original sentence. The aim of the present study was to identify the neural structures involved i ...
... processing of prosody from associated syntactic and semantic processing, also a hummed version of each sentence was produced by a trained speaker who was instructed to preserve the natural prosody of the original sentence. The aim of the present study was to identify the neural structures involved i ...
BRAINSTEM Comprised of 4 components: • Grey matter = cranial
... Comprised of 4 components: Grey matter = cranial nerves and nuclei (one nerve can have many nuclei) Suprasegmental nuclei – motor/sensory functions or relays to cerebellum White matter = fiber tracts Reticular formation – interneurons integration 4 major levels of the brainstem: Caudal m ...
... Comprised of 4 components: Grey matter = cranial nerves and nuclei (one nerve can have many nuclei) Suprasegmental nuclei – motor/sensory functions or relays to cerebellum White matter = fiber tracts Reticular formation – interneurons integration 4 major levels of the brainstem: Caudal m ...
Towards the integration of neural mechanisms and cognition in
... neural circuits and the robot; it is the control interface and it implements how the neural activity is translated in actuation. The Neural lattice layer is the brain model and it is fairly composed by at least two sublayers: the neural circuits and the cognition. The neural circuits layer contains ...
... neural circuits and the robot; it is the control interface and it implements how the neural activity is translated in actuation. The Neural lattice layer is the brain model and it is fairly composed by at least two sublayers: the neural circuits and the cognition. The neural circuits layer contains ...
Mechanisms for Stable, Robust, and Adaptive Development of
... For simulated maps using uniform random input statistics, a single number is sufficient to characterize the Fourier plots: the radius of the isotropic ring, computed using the methods described in the study by Kaschube et al. (2010). To eliminate disruptions in hypercolumn size due to border effects ...
... For simulated maps using uniform random input statistics, a single number is sufficient to characterize the Fourier plots: the radius of the isotropic ring, computed using the methods described in the study by Kaschube et al. (2010). To eliminate disruptions in hypercolumn size due to border effects ...
A Curious Commentary on a Book on Mirror Neurons and Other
... many non-mirror, and perhaps including eye movements. Finally, Michael et al. (Michael et al., 2014) report that TMS to lip motor cortex disrupts the understanding of lip more than hand actions and vise versa. This study did assess comprehension and due to the nature of the task is less susceptible ...
... many non-mirror, and perhaps including eye movements. Finally, Michael et al. (Michael et al., 2014) report that TMS to lip motor cortex disrupts the understanding of lip more than hand actions and vise versa. This study did assess comprehension and due to the nature of the task is less susceptible ...
A Self-Organizing Neural Network for Contour Integration through Synchronized Firing
... dense enough visual input for such connections to form during development, the connections become diffuse, resulting in weaker integration. Statistics of images projected on the retina indeed support this hypothesis. Reinagel & Zador (1999) showed that human gaze most often falls upon areas with hig ...
... dense enough visual input for such connections to form during development, the connections become diffuse, resulting in weaker integration. Statistics of images projected on the retina indeed support this hypothesis. Reinagel & Zador (1999) showed that human gaze most often falls upon areas with hig ...
chapter one
... to resemble the neuron with multiple inputs and a single output. However, this similarity does not really begin to model the complex electrochemical processes that actually go on inside a neuron. The perceptron is a very simple mathematical representation of the neuron. ...
... to resemble the neuron with multiple inputs and a single output. However, this similarity does not really begin to model the complex electrochemical processes that actually go on inside a neuron. The perceptron is a very simple mathematical representation of the neuron. ...
Sensory Regeneration in Arthropods: Implications of Homoeosis
... glion (Stocker and Lawrence, 1981). The is the haltere, a club shaped sensory anatomical results are consistent with the organ of equilibration. In certain bithorax interpretation that sensory neurons of mutants the haltere is transformed into a transformed ectopic appendages recognise wing, from wh ...
... glion (Stocker and Lawrence, 1981). The is the haltere, a club shaped sensory anatomical results are consistent with the organ of equilibration. In certain bithorax interpretation that sensory neurons of mutants the haltere is transformed into a transformed ectopic appendages recognise wing, from wh ...
Coefficient of Variation (CV) vs Mean Interspike Interval (ISI) curves
... the high firing variability but temporally correlated ones do. This was also confirmed by modelling by Sakai et al. [13] and analytically and numerically by Feng and Brown [10]. Stevens and Zador [19], Sakai et al. [13] and Feng and Brown [10] have not produced any CV vs Mean ISI curves. For these r ...
... the high firing variability but temporally correlated ones do. This was also confirmed by modelling by Sakai et al. [13] and analytically and numerically by Feng and Brown [10]. Stevens and Zador [19], Sakai et al. [13] and Feng and Brown [10] have not produced any CV vs Mean ISI curves. For these r ...
The multisensory roles for auditory cortex in primate vocal
... known, and how each of them, together or separately, relate to behavior is also somewhat of a mystery. That they must be involved in multiple auditory-related behaviors is a given. The fundamental question is thus: how do these multiple auditory areas mediate specific behaviors through their interact ...
... known, and how each of them, together or separately, relate to behavior is also somewhat of a mystery. That they must be involved in multiple auditory-related behaviors is a given. The fundamental question is thus: how do these multiple auditory areas mediate specific behaviors through their interact ...
Location of the polysensory zone in the precentral gyrus
... help to guide movement of the head and limbs in relation to nearby objects. In support of this view, some neurons have both sensory and motor properties and could therefore serve as a sensorimotor link (Gentilucci et al. 1988; Graziano et al. 1997). The distribution of these sensory responses within ...
... help to guide movement of the head and limbs in relation to nearby objects. In support of this view, some neurons have both sensory and motor properties and could therefore serve as a sensorimotor link (Gentilucci et al. 1988; Graziano et al. 1997). The distribution of these sensory responses within ...
Voltage-Dependent Switching of Sensorimotor Integration by a
... incoming sensory inputs (Pearson, 2000), although the mechanisms by which central networks integrate new sensory information to alter motor output are still not well understood. The lobster stomatogastric nervous system (STNS), which controls rhythmic food processing movements of the anterior (cardi ...
... incoming sensory inputs (Pearson, 2000), although the mechanisms by which central networks integrate new sensory information to alter motor output are still not well understood. The lobster stomatogastric nervous system (STNS), which controls rhythmic food processing movements of the anterior (cardi ...
Emergence of new signal-primitives in neural systems
... envisioned. Some kinds of neural codes, such as temporal pattern and time-of-arrival codes, permit encoding and transmission of multidimensional information by the same elements (multiplexing). We outline how synchronous time-division and asynchronous code-division multiplexing might be realized in ...
... envisioned. Some kinds of neural codes, such as temporal pattern and time-of-arrival codes, permit encoding and transmission of multidimensional information by the same elements (multiplexing). We outline how synchronous time-division and asynchronous code-division multiplexing might be realized in ...
Functional imaging of human auditory cortex
... Although auditory attention is difficult to investigate in nonhuman primates, human studies demonstrate that attention has a powerful influence on auditory processing in many regions of HAC [40–47]. Intermodal selective attention studies [22,25,44,48,49] reveal that the largest attentional modulati ...
... Although auditory attention is difficult to investigate in nonhuman primates, human studies demonstrate that attention has a powerful influence on auditory processing in many regions of HAC [40–47]. Intermodal selective attention studies [22,25,44,48,49] reveal that the largest attentional modulati ...
Glossary
... Play Audiometry*: Behavioral method of hearing assessment of young children in which the correct identification of a signal presentation is rewarded with the opportunity to engage in any of several play oriented activities. Pressure-Equalizing (PE) Tube: Also called a tympanostomy tube; a tube that ...
... Play Audiometry*: Behavioral method of hearing assessment of young children in which the correct identification of a signal presentation is rewarded with the opportunity to engage in any of several play oriented activities. Pressure-Equalizing (PE) Tube: Also called a tympanostomy tube; a tube that ...
Visual adaptation: Neural, psychological and computational aspects
... of processing adapt and how plasticity occurring early in the processing stream impacts downstream areas. In macaque IT cortex, for example, neuronal adaptation has been reported to show greater selectivity than the response of the corresponding neuron, suggesting that adaptation is occurring at or ...
... of processing adapt and how plasticity occurring early in the processing stream impacts downstream areas. In macaque IT cortex, for example, neuronal adaptation has been reported to show greater selectivity than the response of the corresponding neuron, suggesting that adaptation is occurring at or ...
The Organization of the Frontal Motor Cortex
... classes: 1) areas that transform sensory information into motor commands and 2) areas that are involved in controlling sensory-motor transformation. This picture is certainly partial and does not cover all of the processes mediated by the frontal motor areas, such as associative motor learning, imit ...
... classes: 1) areas that transform sensory information into motor commands and 2) areas that are involved in controlling sensory-motor transformation. This picture is certainly partial and does not cover all of the processes mediated by the frontal motor areas, such as associative motor learning, imit ...
Arterial Blood Supply to the Auditory Cortex of the Chinchilla
... tion of all major cerebral arteries, as shown in Fig. 2. Viewed from the ventral direction (lower panel), the anatomy of the arterial circle and its associated major vessels can be seen. The general plan (from caudal to rostral) of vertebral arteries converging to form the basilar artery, which in t ...
... tion of all major cerebral arteries, as shown in Fig. 2. Viewed from the ventral direction (lower panel), the anatomy of the arterial circle and its associated major vessels can be seen. The general plan (from caudal to rostral) of vertebral arteries converging to form the basilar artery, which in t ...
Spiking neural networks for vision tasks
... A method that can simplify the work with SNN was proposed in [13]. While learning methods are very well developed for frame based CNNs, they are still an open research problem for frame free spiking neural networks. the presented method avoids this problem by transforming a regular CNN, trained with ...
... A method that can simplify the work with SNN was proposed in [13]. While learning methods are very well developed for frame based CNNs, they are still an open research problem for frame free spiking neural networks. the presented method avoids this problem by transforming a regular CNN, trained with ...
Neurological Principles and Rehabilitation of Action Disorders
... and engineers distinguish between 2 general types of controlfeedback and feed-forward-each with its own unique advantages and drawbacks. In feedback control , signals that carry information about the discrepancies (error) between the desired movement and the actual sensory consequences associated wi ...
... and engineers distinguish between 2 general types of controlfeedback and feed-forward-each with its own unique advantages and drawbacks. In feedback control , signals that carry information about the discrepancies (error) between the desired movement and the actual sensory consequences associated wi ...
[PDF]
... spaces are well known and easily defined. The mathematical problem is circumscribed. In other cortical areas, such as high-order visual areas or motor areas, the parameter spaces are less well known, difficult to define precisely, and much more highly dimensional. In a recent series of experiments, ...
... spaces are well known and easily defined. The mathematical problem is circumscribed. In other cortical areas, such as high-order visual areas or motor areas, the parameter spaces are less well known, difficult to define precisely, and much more highly dimensional. In a recent series of experiments, ...
Cerebral Cortex
... basic unit of cortical processing. It is made up of many “minicolumns.” Each minicolumn consists of a vertical cell array of perhaps 80-100 neurons, separated from adjacent minicolumns by vertical cell-sparse zones. ...
... basic unit of cortical processing. It is made up of many “minicolumns.” Each minicolumn consists of a vertical cell array of perhaps 80-100 neurons, separated from adjacent minicolumns by vertical cell-sparse zones. ...
The dual-pathway model of auditory signal
... distributed reciprocal extrinsic connections with rostral superior temporal gyrus (STG), insula, inferior parietal lobe (IPL), lateral prefrontal cortices, lateral amygdaloid nucleus, and subcortical structures including dorsal and medial divisions of the medial geniculate complex, putamen, inferior ...
... distributed reciprocal extrinsic connections with rostral superior temporal gyrus (STG), insula, inferior parietal lobe (IPL), lateral prefrontal cortices, lateral amygdaloid nucleus, and subcortical structures including dorsal and medial divisions of the medial geniculate complex, putamen, inferior ...
A Hebbian learning rule gives rise to mirror neurons and links them
... Mirror neurons are neurons whose responses to the observation of a motor act resemble responses measured during production of that act. Computationally, mirror neurons have been viewed as evidence for the existence of internal inverse models. Such models, rooted within control theory, map-desired se ...
... Mirror neurons are neurons whose responses to the observation of a motor act resemble responses measured during production of that act. Computationally, mirror neurons have been viewed as evidence for the existence of internal inverse models. Such models, rooted within control theory, map-desired se ...