Neural Mapping of Direction and Frequency in
... to identified L afferents with the same locations and directional sensitivities described in previous work (Jacobs and Theunissen, 1996), with one exception. The exception is that one additional identified M afferent (Fig. 1, #13) was reconstructed in the current study, whereas only 12 afferents wer ...
... to identified L afferents with the same locations and directional sensitivities described in previous work (Jacobs and Theunissen, 1996), with one exception. The exception is that one additional identified M afferent (Fig. 1, #13) was reconstructed in the current study, whereas only 12 afferents wer ...
FNIRS Measures of Prefrontal Cortex Lateralization During Stuttered
... completed speaking tasks in three condition blocks: (1) habitual speech using no speaking strategy (2) prolonged speech after receiving short-term training in fluency-shaping strategy-use (3) syllable-timed speech after being trained to speak in rhythm with a metronome at 92 beats per minute. The th ...
... completed speaking tasks in three condition blocks: (1) habitual speech using no speaking strategy (2) prolonged speech after receiving short-term training in fluency-shaping strategy-use (3) syllable-timed speech after being trained to speak in rhythm with a metronome at 92 beats per minute. The th ...
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... I am grateful for Dr.Sandra Chapman’s time and effort during my first year in the university. I was convinced at that time that I could do basic science research as well as clinical research at the same time. Dr.Chapman arranged for me and attended a meeting with a respected pediatrician. If it were ...
... I am grateful for Dr.Sandra Chapman’s time and effort during my first year in the university. I was convinced at that time that I could do basic science research as well as clinical research at the same time. Dr.Chapman arranged for me and attended a meeting with a respected pediatrician. If it were ...
Auditory cortical processing: Binaural interaction in healthy
... All auditory illusions emerging in healthy individuals rely on normal neurophysiology, and thus illusions elicited by binaural sounds can be valuable in revealing auditory binaural processing. Studies II and III examined the neural basis of peculiar pitch perception and sound localization during the ...
... All auditory illusions emerging in healthy individuals rely on normal neurophysiology, and thus illusions elicited by binaural sounds can be valuable in revealing auditory binaural processing. Studies II and III examined the neural basis of peculiar pitch perception and sound localization during the ...
The auditory cortex
... shown. It is important to note that all the topographies shown (1-6) and the excitation by contralateral and ipsilateral ear (EE) and excitation by contralateral and inhibition by ipsilateral ear (EI) clusters are superimposed on every isofrequency stripe that can be considered. For better visibilit ...
... shown. It is important to note that all the topographies shown (1-6) and the excitation by contralateral and ipsilateral ear (EE) and excitation by contralateral and inhibition by ipsilateral ear (EI) clusters are superimposed on every isofrequency stripe that can be considered. For better visibilit ...
Congruent Activity during Action and Action Observation in Motor
... compared the shape and the relative magnitude (ratio of difference between the maximum and minimum mean firing rate after the target hit to the SD of neural activity before target hit) of the profiles generated during the three observation conditions to the profile generated during active movement f ...
... compared the shape and the relative magnitude (ratio of difference between the maximum and minimum mean firing rate after the target hit to the SD of neural activity before target hit) of the profiles generated during the three observation conditions to the profile generated during active movement f ...
Artificial Neural Network in Drug Delivery and Pharmaceutical
... processing the information, and the axon (a single longer extension) (Fig. 1). The axon carries the signal away and relays it to the dendrites of the next neuron or receptor of a target cell. The signals are conducted in all-or-none fashion through the cells. All the connections in the brain enable ...
... processing the information, and the axon (a single longer extension) (Fig. 1). The axon carries the signal away and relays it to the dendrites of the next neuron or receptor of a target cell. The signals are conducted in all-or-none fashion through the cells. All the connections in the brain enable ...
Three-dimensional auditory localization in the
... Representation of target range There is no doubt that echolocating bats show remarkable performance in acoustic target ranging, with an acuity of about 1 cm [4]. The question is: what are the neural mechanisms underlying such remarkable sonar ranging? In the auditory system of echolocating bats, the ...
... Representation of target range There is no doubt that echolocating bats show remarkable performance in acoustic target ranging, with an acuity of about 1 cm [4]. The question is: what are the neural mechanisms underlying such remarkable sonar ranging? In the auditory system of echolocating bats, the ...
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... hypothesis that cortical synchronization plays an important role in sensory processing and serves to bind salient features of objects. The degree of cortical synchronization is strongly inXuenced by receptive Weld properties (Engel et al., 1990; Nelson et al., 1992; Brosch et al., 1995, 2002; Brosch ...
... hypothesis that cortical synchronization plays an important role in sensory processing and serves to bind salient features of objects. The degree of cortical synchronization is strongly inXuenced by receptive Weld properties (Engel et al., 1990; Nelson et al., 1992; Brosch et al., 1995, 2002; Brosch ...
Sensory Adaptation and Short Term Plasticity as Bayesian
... changes over time and information about the way sensory drive typically changes over time to estimate presynaptic excitability from presynaptic activity. Here we assume that excitability drifts on multiple timescales around a steady state point [11] and that sensory drive is sparse [12]. The multipl ...
... changes over time and information about the way sensory drive typically changes over time to estimate presynaptic excitability from presynaptic activity. Here we assume that excitability drifts on multiple timescales around a steady state point [11] and that sensory drive is sparse [12]. The multipl ...
The Neuroscientist
... pitch can be derived as the place of maximal activation along the tonotopic map. However, for more complex sounds, the relation between pitch and frequency composition is not one to one, and so the neural computations necessary to extract pitch are more demanding. Temporal theories of pitch encoding ...
... pitch can be derived as the place of maximal activation along the tonotopic map. However, for more complex sounds, the relation between pitch and frequency composition is not one to one, and so the neural computations necessary to extract pitch are more demanding. Temporal theories of pitch encoding ...
From Thought to Action
... and the generation of prosthetic control signals through stochastic modeling and estimation. In the first part, I show that temporal and history dependence contributes to the representation of targets in the ensemble spiking activity of neurons in primate dorsal premotor cortex (PMd). Point process ...
... and the generation of prosthetic control signals through stochastic modeling and estimation. In the first part, I show that temporal and history dependence contributes to the representation of targets in the ensemble spiking activity of neurons in primate dorsal premotor cortex (PMd). Point process ...
Orientation Preference Patterns in Mammalian Visual Cortex: A Wire
... ent at every point (Girman et al., 1999). This is despite the fact that each individual neuron is well tuned for orientation. The situation in rat V1 raises a question about the relation between the tuning of neuronal response and the tuning of the connection function. Although they are related, the ...
... ent at every point (Girman et al., 1999). This is despite the fact that each individual neuron is well tuned for orientation. The situation in rat V1 raises a question about the relation between the tuning of neuronal response and the tuning of the connection function. Although they are related, the ...
A compensatory subpopulation of motor neurons in a mouse model
... whereas others degenerate. We sought to understand how loss and growth occur at individual neuromuscular junctions and whether such opposing events can occur in different branches of the same neuron or, alternatively, whether whole motor units are either compensating or degenerative. Evidence from d ...
... whereas others degenerate. We sought to understand how loss and growth occur at individual neuromuscular junctions and whether such opposing events can occur in different branches of the same neuron or, alternatively, whether whole motor units are either compensating or degenerative. Evidence from d ...
Examples of well-written lab reports, by section
... Because the p values comparing reaction times to visual and auditory cues, whether it be unprompted and unpredictable, prompted, or predictable, were all greater than the alpha level of .05, we rejected our null hypothesis that the reaction times to visual and auditory cues are equal. Furthermore, b ...
... Because the p values comparing reaction times to visual and auditory cues, whether it be unprompted and unpredictable, prompted, or predictable, were all greater than the alpha level of .05, we rejected our null hypothesis that the reaction times to visual and auditory cues are equal. Furthermore, b ...
Networks of Spiking Neurons: The Third Generation of
... bit 1 is coded by the firing of a neuron within a certain short time window, and 0 by the non-firing of this neuron within this time window (see e.g., Valiant, 1994). However, under this coding scheme a threshold circuit provides a reasonably good model for a network of spiking neurons only if the f ...
... bit 1 is coded by the firing of a neuron within a certain short time window, and 0 by the non-firing of this neuron within this time window (see e.g., Valiant, 1994). However, under this coding scheme a threshold circuit provides a reasonably good model for a network of spiking neurons only if the f ...
Edge of chaos and prediction of computational performance for
... are examples of noisy variations (Gaussian jitter with SD 10 ms) of these spike patterns which were used as circuit inputs. (b) Fraction of examples (for 500 test examples) for which the output of a linear readout (trained by linear regression with 2000 training examples) agreed with the target clas ...
... are examples of noisy variations (Gaussian jitter with SD 10 ms) of these spike patterns which were used as circuit inputs. (b) Fraction of examples (for 500 test examples) for which the output of a linear readout (trained by linear regression with 2000 training examples) agreed with the target clas ...
Task-dependent plasticity of spectrotemporal receptive fields in
... 1989), is characterized as modulation of auditory cortical receptive Welds that is (1) behaviorally driven by attentive focus on a salient acoustic feature necessary for task performance, (2) rapid – occurring within minutes of a change in task requirements or acoustics, (3) measured in the awake, b ...
... 1989), is characterized as modulation of auditory cortical receptive Welds that is (1) behaviorally driven by attentive focus on a salient acoustic feature necessary for task performance, (2) rapid – occurring within minutes of a change in task requirements or acoustics, (3) measured in the awake, b ...
Role of Cerebral Cortex in Voluntary Movements
... grams by premotor association areas of cortex (frontal and parietal areas), basal ganglia, and the lateral hemisphere of the cerebellum (Fig. 1).1 These programs are then executed through the motor cortex, which acts on brain-stem neurons and spinal motoneurons to bring about the intended (desired) ...
... grams by premotor association areas of cortex (frontal and parietal areas), basal ganglia, and the lateral hemisphere of the cerebellum (Fig. 1).1 These programs are then executed through the motor cortex, which acts on brain-stem neurons and spinal motoneurons to bring about the intended (desired) ...
Development - Publications Repository
... noticeably affected. In all cases, ectopically migrating neural crest cells travelled between the hyoid and trigeminal neural crest streams at the level of the dorsal neural tube (Fig. 2K,L and Fig. 3C, arrowheads). In 5/12 Sema3a-null and 4/9 Nrp1-null mutants, neural crest cells were additionally ...
... noticeably affected. In all cases, ectopically migrating neural crest cells travelled between the hyoid and trigeminal neural crest streams at the level of the dorsal neural tube (Fig. 2K,L and Fig. 3C, arrowheads). In 5/12 Sema3a-null and 4/9 Nrp1-null mutants, neural crest cells were additionally ...
Chapter 15 - Houston Community College Learning Web
... efferent divisions of the nervous system, and explain what is meant by the somatic nervous system. • 15-2 Explain why receptors respond to specific stimuli, and how the organization of a receptor affects its sensitivity. • 15-3 Identify the receptors for the general senses, and describe how they fun ...
... efferent divisions of the nervous system, and explain what is meant by the somatic nervous system. • 15-2 Explain why receptors respond to specific stimuli, and how the organization of a receptor affects its sensitivity. • 15-3 Identify the receptors for the general senses, and describe how they fun ...
Functional organization of inferior parietal lobule convexity in the
... out moving the electrode row caudally in steps of 1 mm. During each experimental session each electrode was inserted one after the other inside the dura until the first neuronal activity was detected for each of them. Each electrode was then deepened into the cortex independently one from the other, ...
... out moving the electrode row caudally in steps of 1 mm. During each experimental session each electrode was inserted one after the other inside the dura until the first neuronal activity was detected for each of them. Each electrode was then deepened into the cortex independently one from the other, ...
The Resilience of Computationalism - Philsci
... signals as an objection to computationalism needs to show both that those chemical processes are non-computational and that they occur at the mechanistic level at which neural systems are purported to perform computations. This cannot be done without clear criteria for what does and does not count a ...
... signals as an objection to computationalism needs to show both that those chemical processes are non-computational and that they occur at the mechanistic level at which neural systems are purported to perform computations. This cannot be done without clear criteria for what does and does not count a ...
Regional and laminar distribution of the vesicular glutamate
... found in synapses with low and high-release probability, suggesting that the two transporters reflect distinct classes of glutamatergic projections with complementary distribution patterns and functional roles (Kaneko and Fujiyama, 2002a; Varoqui et al., 2002). In sensory systems, however, their segr ...
... found in synapses with low and high-release probability, suggesting that the two transporters reflect distinct classes of glutamatergic projections with complementary distribution patterns and functional roles (Kaneko and Fujiyama, 2002a; Varoqui et al., 2002). In sensory systems, however, their segr ...