The Relation between Dendritic Geometry
... software (MicroBright-Field, Colchester, VT) using an Olympus Optical (Hamburg, Germany) BX50 microscope at a final magnification of 10003 (using a 1003, 1.25 NA objective). The reconstructions provided the basis for the quantitative morphological analysis (see below). The soma was reconstructed by dr ...
... software (MicroBright-Field, Colchester, VT) using an Olympus Optical (Hamburg, Germany) BX50 microscope at a final magnification of 10003 (using a 1003, 1.25 NA objective). The reconstructions provided the basis for the quantitative morphological analysis (see below). The soma was reconstructed by dr ...
Study Guides/Part_11
... Driven by fine disparity mismtahces Non-fusible objects do not elicit fusional responses The “long-range disparity system” uses a coarse matching between “similar” even when non-fusible, images on the retina to align both eyes on the object 30 deg or more of disparity Proximal convergence (knowledge ...
... Driven by fine disparity mismtahces Non-fusible objects do not elicit fusional responses The “long-range disparity system” uses a coarse matching between “similar” even when non-fusible, images on the retina to align both eyes on the object 30 deg or more of disparity Proximal convergence (knowledge ...
Document
... 29.3 The Senses • If I blindfolded you and place you in the back of the room would you reach the door? • Your sensory organs and your brain allow you to perceive stimuli as various sounds, sights, smells, and ...
... 29.3 The Senses • If I blindfolded you and place you in the back of the room would you reach the door? • Your sensory organs and your brain allow you to perceive stimuli as various sounds, sights, smells, and ...
Distribution of GABAergic neurons and axon terminals in the
... prominent in zones known to receive the bulk of the projections from the lateral geniculate nucleus; laminae 4C, 4A, and the cytochrome-rich patches of lamina 3. In lamina 4A, GABAergic terminals are distributed in a honeycomb pattern which appears to match closely the spatial pattern of geniculate ...
... prominent in zones known to receive the bulk of the projections from the lateral geniculate nucleus; laminae 4C, 4A, and the cytochrome-rich patches of lamina 3. In lamina 4A, GABAergic terminals are distributed in a honeycomb pattern which appears to match closely the spatial pattern of geniculate ...
Diversity of laminar connections linking periarcuate and
... Lateral prefrontal and intraparietal cortices have strong connectional and functional associations but it is unclear how their common visuomotor, perceptual and working memory functions arise. The hierarchical scheme of cortical processing assumes that prefrontal cortex issues ‘feedback’ projections ...
... Lateral prefrontal and intraparietal cortices have strong connectional and functional associations but it is unclear how their common visuomotor, perceptual and working memory functions arise. The hierarchical scheme of cortical processing assumes that prefrontal cortex issues ‘feedback’ projections ...
Motif distribution, dynamical properties, and computational
... the computational properties of microcircuit templates we carried out computer simulations of detailed cortical microcircuit models consisting of 560 Hodgkin–Huxley type point neurons and synaptic connections with stereotypical dynamic properties (such as paired pulse depression and paired pulse fac ...
... the computational properties of microcircuit templates we carried out computer simulations of detailed cortical microcircuit models consisting of 560 Hodgkin–Huxley type point neurons and synaptic connections with stereotypical dynamic properties (such as paired pulse depression and paired pulse fac ...
Simulating Populations of Neurons - Leeds VLE
... This project builds on techniques and applies knowledge learnt from modules on the MSc Artificial Intelligence in the School of Computing at the University of Leeds. The module Bio-Inspired Computing (COMP5400M) gave the basis for the understanding and knowledge in the subject area of computational ...
... This project builds on techniques and applies knowledge learnt from modules on the MSc Artificial Intelligence in the School of Computing at the University of Leeds. The module Bio-Inspired Computing (COMP5400M) gave the basis for the understanding and knowledge in the subject area of computational ...
Measuring Cortical Thickness - McConnell Brain Imaging Centre
... this approach finds the shortest line from the cortical surface to the grey and white matter boundary - though the direction which that line could take may be constrained. The use of this straight-line method was initially implemented in the study of post-mortem specimen, where the investigator woul ...
... this approach finds the shortest line from the cortical surface to the grey and white matter boundary - though the direction which that line could take may be constrained. The use of this straight-line method was initially implemented in the study of post-mortem specimen, where the investigator woul ...
Dendritic Computation - UCSD Cognitive Science
... neuron. The flowchart implements a three-layer model of dendritic processing (see Häusser & Mel 2003) to integrate the input. The way such a flowchart is mapped onto the real geometry of a cortical pyramidal neuron (right panel ) remains unknown. ...
... neuron. The flowchart implements a three-layer model of dendritic processing (see Häusser & Mel 2003) to integrate the input. The way such a flowchart is mapped onto the real geometry of a cortical pyramidal neuron (right panel ) remains unknown. ...
Representation of Sounds in Auditory Cortex of Awake
... of the acoustic environment. Unfortunately for the reader, despite centuries of interest (Cooper, 1801; Cooper and Home, 1800; Holder, 1668), auditory neuroscience lacks famous clinical cases, which would make for a catchy introduction. Thus, rustling leaves attracting the attention of a barn owl (W ...
... of the acoustic environment. Unfortunately for the reader, despite centuries of interest (Cooper, 1801; Cooper and Home, 1800; Holder, 1668), auditory neuroscience lacks famous clinical cases, which would make for a catchy introduction. Thus, rustling leaves attracting the attention of a barn owl (W ...
The encoding and decoding of com-
... that, in comparison with pure linear readouts used previously, the proposed system provides a robust, fast and highly compact representation of visual input. We then generalized this optimized encoding-decoding paradigm to deal with a number of robotics application in real-world tasks to investigate ...
... that, in comparison with pure linear readouts used previously, the proposed system provides a robust, fast and highly compact representation of visual input. We then generalized this optimized encoding-decoding paradigm to deal with a number of robotics application in real-world tasks to investigate ...
Neural Mapping of Direction and Frequency in
... each of the 13 representative M afferents and one example of each interneuron [interneuron 10-3 (I N10-3) and I N9-3] were digitized. All digitized neurons were scaled and aligned to a common coordinate system using a suite of software programs called NeuroSys, developed in our laboratory. NeuroSys ...
... each of the 13 representative M afferents and one example of each interneuron [interneuron 10-3 (I N10-3) and I N9-3] were digitized. All digitized neurons were scaled and aligned to a common coordinate system using a suite of software programs called NeuroSys, developed in our laboratory. NeuroSys ...
What is the function of the claustrum? - Christof Koch
... few have any idea what it does. It is thin and fairly small—in humans, its volume is a quarter of one percentage of that of the cerebral cortex (Kowianski et al. 1999)—and so it is easily overlooked. Crick (1994) described the claustrum briefly, but since then we have left it to one side. So what pr ...
... few have any idea what it does. It is thin and fairly small—in humans, its volume is a quarter of one percentage of that of the cerebral cortex (Kowianski et al. 1999)—and so it is easily overlooked. Crick (1994) described the claustrum briefly, but since then we have left it to one side. So what pr ...
elaboration, remodeling and spatial organization of
... units in the calyx. Analysis of clone-oriented dendrite distribution patterns was performed in the MBs where clones of mCD8-GFP-postive dendrites happened to alternate with clones of rCD2-labeled dendrites (e.g. Fig. 2C). When the MBs were photo-sectioned from the cell body region to the lobes (Fig. ...
... units in the calyx. Analysis of clone-oriented dendrite distribution patterns was performed in the MBs where clones of mCD8-GFP-postive dendrites happened to alternate with clones of rCD2-labeled dendrites (e.g. Fig. 2C). When the MBs were photo-sectioned from the cell body region to the lobes (Fig. ...
Dynamic Computation of Incentive Salience: “Wanting” What Was
... Salt depletion procedure. Sodium appetite average activity across trials in 50 ms bins. Note that the homeostatic day 1 unit fired robustly to the cue for sucrose but not to the was induced by a combined regimen of the di- cue for salt. By contrast, the unit recorded on sodium-depleted day 2 rose in ...
... Salt depletion procedure. Sodium appetite average activity across trials in 50 ms bins. Note that the homeostatic day 1 unit fired robustly to the cue for sucrose but not to the was induced by a combined regimen of the di- cue for salt. By contrast, the unit recorded on sodium-depleted day 2 rose in ...
The Orbitofrontal Cortex and Reward
... longer appropriate because previous reinforcement contingencies change. This evidence thus shows that the orbitofrontal cortex is involved in decoding and representing some primary reinforcers such as taste and touch; in learning and reversing associations of visual and other stimuli to these primar ...
... longer appropriate because previous reinforcement contingencies change. This evidence thus shows that the orbitofrontal cortex is involved in decoding and representing some primary reinforcers such as taste and touch; in learning and reversing associations of visual and other stimuli to these primar ...
Resting-state Functional mR imaging
... MR imaging analyses, including motion correction, temporal and spatial filtering, and image registration to standard space. An important difference with task-based functional MR imaging is that data cannot be analyzed by using a model of expected task-related brain activation and require alternative ...
... MR imaging analyses, including motion correction, temporal and spatial filtering, and image registration to standard space. An important difference with task-based functional MR imaging is that data cannot be analyzed by using a model of expected task-related brain activation and require alternative ...
Magnitude of the Object Recognition Deficit
... discrimination. Only the results for the D1 scores are presented, as it was found that some rats from both groups showed unusually low levels of exploration. A consequence was the generation of extreme D2 scores (both positive and negative). The occasional presence of these very high or very low sco ...
... discrimination. Only the results for the D1 scores are presented, as it was found that some rats from both groups showed unusually low levels of exploration. A consequence was the generation of extreme D2 scores (both positive and negative). The occasional presence of these very high or very low sco ...
Single-Trial Decoding of Visual Attention from Local Field Potentials
... saccade endpoint. One question arising from this result is whether these two signals overlap in terms of their information content. To investigate this issue, we first contrasted the absolute decoding accuracy of spikes with the decoding accuracy of LFPs in each frequency band (Fig. 5A). For all LFP ...
... saccade endpoint. One question arising from this result is whether these two signals overlap in terms of their information content. To investigate this issue, we first contrasted the absolute decoding accuracy of spikes with the decoding accuracy of LFPs in each frequency band (Fig. 5A). For all LFP ...
Total Wiring Length Minimization of C. elegans Neural
... using materials from [1] and new electron micrographs reported an updated set of data on electrical and chemical connections of the hermaphrodite worm. Although [3] was published in 2011, this updated connectivity dataset had been obtained before, and employed for example, in [4]. This refined datas ...
... using materials from [1] and new electron micrographs reported an updated set of data on electrical and chemical connections of the hermaphrodite worm. Although [3] was published in 2011, this updated connectivity dataset had been obtained before, and employed for example, in [4]. This refined datas ...
Imaging development and plasticity in the mouse visual system
... Neuronal activity, both intrinsically generated and sensory-evoked, is known to play an important role in the development of the brain. Sensory experiences continue to exert a strong influence on the functional connectivity of neuronal circuits, especially in the cerebral cortex, allowing for learni ...
... Neuronal activity, both intrinsically generated and sensory-evoked, is known to play an important role in the development of the brain. Sensory experiences continue to exert a strong influence on the functional connectivity of neuronal circuits, especially in the cerebral cortex, allowing for learni ...