Earl Miller - The Sackler Institutes
... may reflect their role in acquiring and representing the formal demands of tasks, the internal models of situations and courses of action that provide a foundation for complex, intelligent behavior. A Model of PFC function: Miller, E.K. (2000) The prefrontal cortex and cognitive control. Nature Revi ...
... may reflect their role in acquiring and representing the formal demands of tasks, the internal models of situations and courses of action that provide a foundation for complex, intelligent behavior. A Model of PFC function: Miller, E.K. (2000) The prefrontal cortex and cognitive control. Nature Revi ...
Nerve Pathways: Functions, Lesions and Adhesions D.Robbins
... In general, pathways may be categorised into three broad functional types: 1) Conscious discrimination/localisation (e.g., pricking pain, warmth, cold, discriminative touch, kinesthesia) requires a specific ascending spinal pathway to the contralateral thalamus which, in turn, sends an axonal projec ...
... In general, pathways may be categorised into three broad functional types: 1) Conscious discrimination/localisation (e.g., pricking pain, warmth, cold, discriminative touch, kinesthesia) requires a specific ascending spinal pathway to the contralateral thalamus which, in turn, sends an axonal projec ...
The Leech Homeobox Gene Lox4 May Determine Segmental
... helix (helix 3) of Lox4 was identical to the one of Antp-class homeodomains(Fig. 1C). In addition, Lox4 containeda YPWM motif that is found upstreamof the homeodomainin mostAntpclassgenes(McGinnis and Krumlauf, 1992).The highestdegree of homeodomainhomology to Lox4 occurred in Hox genesof groups6 an ...
... helix (helix 3) of Lox4 was identical to the one of Antp-class homeodomains(Fig. 1C). In addition, Lox4 containeda YPWM motif that is found upstreamof the homeodomainin mostAntpclassgenes(McGinnis and Krumlauf, 1992).The highestdegree of homeodomainhomology to Lox4 occurred in Hox genesof groups6 an ...
The neuronal structure of the globus pallidus in the rabbit — Nissl
... in the rat, recognised two subtypes of the large pallidal neurons. The large cells located medially in the nucleus had dendritic fields with large dorsoventral extent and they did not emit any axon collaterals. Large neurons located laterally in the nucleus had disk-like dendritic fields with both d ...
... in the rat, recognised two subtypes of the large pallidal neurons. The large cells located medially in the nucleus had dendritic fields with large dorsoventral extent and they did not emit any axon collaterals. Large neurons located laterally in the nucleus had disk-like dendritic fields with both d ...
ABSTRACT BOOK CHAMPALIMAUD NEUROSCIENCE
... and the forms of competition (Hebbian, anti-Hebbian) they generate. We have also used a analysis of STDP between cell pairs to understand network effects of this form of plasticity. I will present these results. ...
... and the forms of competition (Hebbian, anti-Hebbian) they generate. We have also used a analysis of STDP between cell pairs to understand network effects of this form of plasticity. I will present these results. ...
Bi150 (2005)
... Proust, Remembrance of Things Past “as soon as I had recognized the taste of the piece of madeleine soaked in her decoction of lime-blossom which my aunt used to give me (although I did not yet know and must long postpone the discovery of why this memory made me so happy) immediately the old grey h ...
... Proust, Remembrance of Things Past “as soon as I had recognized the taste of the piece of madeleine soaked in her decoction of lime-blossom which my aunt used to give me (although I did not yet know and must long postpone the discovery of why this memory made me so happy) immediately the old grey h ...
Neural Network for Winner take All Competition using Palm Print
... To the WTA process, uniformly distributed inputs are most difficult among three distributions to find the maximum activated neuron. The normally distributed inputs are used for the activation during random initialization. The peak uniform distribution is the input which is considerably larger. The m ...
... To the WTA process, uniformly distributed inputs are most difficult among three distributions to find the maximum activated neuron. The normally distributed inputs are used for the activation during random initialization. The peak uniform distribution is the input which is considerably larger. The m ...
The Relationship Between Synchronization Among Neuronal
... found in the appendix (model 2). In addition, synaptic channels provided fast excitation and inhibition. These synaptic inuences were modeled using exponential functions, with the time constants and reversal potentials for AMPA (excitation) and GABAa (inhibition) receptor channels specied as in th ...
... found in the appendix (model 2). In addition, synaptic channels provided fast excitation and inhibition. These synaptic inuences were modeled using exponential functions, with the time constants and reversal potentials for AMPA (excitation) and GABAa (inhibition) receptor channels specied as in th ...
Nervous System - An-Najah Staff - An
... for triggering an AP in the next membrane patch. • Regions that have just generated APs are refractory; for this reason, the nerve impulse propagates in one direction only. • APs are independent of stimulus strength: Strong stimuli cause APs to be generated more frequently but not with greater ampli ...
... for triggering an AP in the next membrane patch. • Regions that have just generated APs are refractory; for this reason, the nerve impulse propagates in one direction only. • APs are independent of stimulus strength: Strong stimuli cause APs to be generated more frequently but not with greater ampli ...
Two Kinds of Reverse Inference in Cognitive Neuroscience
... would have when performing that same act herself, in similar conditions.3 The key point is that the process tokened in observation is a subcomponent (or is structurally analogous to a subcomponent) of the corresponding process tokened in execution. Hence, at the cognitive level, ST predicts that a s ...
... would have when performing that same act herself, in similar conditions.3 The key point is that the process tokened in observation is a subcomponent (or is structurally analogous to a subcomponent) of the corresponding process tokened in execution. Hence, at the cognitive level, ST predicts that a s ...
Uncinate Fasciculus
... • During a go/no-‐go task, neurons had differenOal responses to whether a sOmulus indicated reward • Reversing the sOmuli indicated that some neurons were linked to sensory features of sOmuli, some to th ...
... • During a go/no-‐go task, neurons had differenOal responses to whether a sOmulus indicated reward • Reversing the sOmuli indicated that some neurons were linked to sensory features of sOmuli, some to th ...
PDF file
... further its optimality. The inter-layer developmental mechanisms specify how information between layers are passed and used, which enables both unsupervised and supervised learning to occur in the same network. Of course there are many other mechanisms that we do not examine in this work, such as in ...
... further its optimality. The inter-layer developmental mechanisms specify how information between layers are passed and used, which enables both unsupervised and supervised learning to occur in the same network. Of course there are many other mechanisms that we do not examine in this work, such as in ...
ARTICLE IN PRESS Neural Networks entorhinal cortex
... the oscillation frequency observed in different individual cells recorded at different membrane potentials in dorsal entorhinal cortex (Giocomo & Hasselmo, 2008a), as summarized in Fig. 2. This suggests that oscillation frequencies may change with depolarization, though direct measures of changes in ...
... the oscillation frequency observed in different individual cells recorded at different membrane potentials in dorsal entorhinal cortex (Giocomo & Hasselmo, 2008a), as summarized in Fig. 2. This suggests that oscillation frequencies may change with depolarization, though direct measures of changes in ...
Neural Responses to Facial Expression and Face Identity in the
... Category selectivity was assessed with one-way ANOVAs with three levels: “Monkey,” “Human,” and “Object.” Significant results are reported based on P ⬍ 0.05 level, unless stated otherwise. Bonferroni–Dunn post hoc tests (also at P ⬍ 0.05) were used to determine which category of stimuli for which ea ...
... Category selectivity was assessed with one-way ANOVAs with three levels: “Monkey,” “Human,” and “Object.” Significant results are reported based on P ⬍ 0.05 level, unless stated otherwise. Bonferroni–Dunn post hoc tests (also at P ⬍ 0.05) were used to determine which category of stimuli for which ea ...
Variance and invariance of neuronal long
... representations of stimulus features by neuronal populations [14,15]. Especially in the latter case, however, it is debated whether stable population coding results from invariant stimulus selectivities of individual neurons or from noisy and potentially drifting single-cell responses that are ‘aver ...
... representations of stimulus features by neuronal populations [14,15]. Especially in the latter case, however, it is debated whether stable population coding results from invariant stimulus selectivities of individual neurons or from noisy and potentially drifting single-cell responses that are ‘aver ...
Chronic multiunit recordings in behaving animals: advantages and
... reaches area V1. To compensate for this latency, we define the RF boundary marked with a * as the average of these two locations, (On0 þ Off180)/2. The other three RF boundaries are determined in the same way (not shown). We routinely repeat this measurement with four directions that differ by 45# ( ...
... reaches area V1. To compensate for this latency, we define the RF boundary marked with a * as the average of these two locations, (On0 þ Off180)/2. The other three RF boundaries are determined in the same way (not shown). We routinely repeat this measurement with four directions that differ by 45# ( ...