- Philsci
... stopped since before the turn of the century, and its results are now too vast to survey. What is newer is the digital computer, more developed biological knowledge, and more developed psychological experimentation. One sort of connectionist work describes as completely as possible the nerve connect ...
... stopped since before the turn of the century, and its results are now too vast to survey. What is newer is the digital computer, more developed biological knowledge, and more developed psychological experimentation. One sort of connectionist work describes as completely as possible the nerve connect ...
Algorithms in nature: the convergence of systems biology and
... wireless network serves as a routing backbone by which nodes can communicate. It also corresponds to a distributed partitioning of the nodes into clusters that can be used to optimize network bandwidth and resource distribution in the network. Thus, this is an important practical problem that has be ...
... wireless network serves as a routing backbone by which nodes can communicate. It also corresponds to a distributed partitioning of the nodes into clusters that can be used to optimize network bandwidth and resource distribution in the network. Thus, this is an important practical problem that has be ...
Extrastriatal and striatal D 2 dopamine receptor blockade with
... the antipsychotic mechanism of action involve extrastriatal cerebral structures such as the meso-cortico-limbic pathways (Moore et al, al, 1999). Therefore, the D2 receptor blockade by antipsychotic drugs in extrastriatal structures may be one of the mechanisms that account for the antipsychotic eff ...
... the antipsychotic mechanism of action involve extrastriatal cerebral structures such as the meso-cortico-limbic pathways (Moore et al, al, 1999). Therefore, the D2 receptor blockade by antipsychotic drugs in extrastriatal structures may be one of the mechanisms that account for the antipsychotic eff ...
The role of attention in binding visual features in working memory
... that, in the face of attentional distraction, observers remember either all of an object’s features or none at all. In addition, Allen et al. (2006) and Johnson, Hollingworth, and Luck (2008) have shown that a variety of dual tasks fail to differentially reduce memory for bound objects compared to i ...
... that, in the face of attentional distraction, observers remember either all of an object’s features or none at all. In addition, Allen et al. (2006) and Johnson, Hollingworth, and Luck (2008) have shown that a variety of dual tasks fail to differentially reduce memory for bound objects compared to i ...
The Functional Organization of the Barrel Cortex
... • in the absence of whisker movement - no spontaneous action potential firing in the trigeminal ganglion. • ‘‘whisking in air,’’- a low level of spiking activity in the sensory neurons. • phase-locked signals could form the basis of a map of positional information ...
... • in the absence of whisker movement - no spontaneous action potential firing in the trigeminal ganglion. • ‘‘whisking in air,’’- a low level of spiking activity in the sensory neurons. • phase-locked signals could form the basis of a map of positional information ...
neural basis of deciding, choosing and acting
... stimuli of different orientation, colour, direction of motion, stereoscopic depth, and so on. Outputs from the primary visual cortex innervate secondary and tertiary areas that project to other visual areas in the parietal and temporal lobes. The connections between visual areas form a complex netwo ...
... stimuli of different orientation, colour, direction of motion, stereoscopic depth, and so on. Outputs from the primary visual cortex innervate secondary and tertiary areas that project to other visual areas in the parietal and temporal lobes. The connections between visual areas form a complex netwo ...
The mind-body problem
... “I divide the nervous system into two types of neurons, those concerned with consciousness, “C” neurons, and those which take care of unconscious functions, “U” neurons (the use of the word “neuron” in this context is shorthand for “otherwise unspecified subpart of the brain”). The goal of anesthesi ...
... “I divide the nervous system into two types of neurons, those concerned with consciousness, “C” neurons, and those which take care of unconscious functions, “U” neurons (the use of the word “neuron” in this context is shorthand for “otherwise unspecified subpart of the brain”). The goal of anesthesi ...
Physiologically-Inspired Model for the Visual Tuning Properties of
... has been explained by dynamic predictive motor models that simulate the action in synchrony with the visual stimulus [6], [7], [8], [9], [10], [11], [3]. However, the reconstruction of three-dimensional structure, in particular from monocular image sequences, is a difficult computational problem. A ...
... has been explained by dynamic predictive motor models that simulate the action in synchrony with the visual stimulus [6], [7], [8], [9], [10], [11], [3]. However, the reconstruction of three-dimensional structure, in particular from monocular image sequences, is a difficult computational problem. A ...
The effects of electroconvulsive seizure on the transcription
... • widely used to treat psychiatric disorders such as depression, mania, and schizophrenia. ECT affects vaious brain fucntions including affective, cognitive, and perceptive domains, as well as physiological and molecular functions such as excitability of neurons, neurogenesis, and cell survival in t ...
... • widely used to treat psychiatric disorders such as depression, mania, and schizophrenia. ECT affects vaious brain fucntions including affective, cognitive, and perceptive domains, as well as physiological and molecular functions such as excitability of neurons, neurogenesis, and cell survival in t ...
Learning: Not Just the Facts, Ma`am, but the
... was given, saw a display indicating the reward each target would have yielded if it had been chosen. We then examined neural responses in dorsal anterior cingulate cortex (dACC), a brain area implicated in learning. We found that many individual neurons responded to both real and fictive information ...
... was given, saw a display indicating the reward each target would have yielded if it had been chosen. We then examined neural responses in dorsal anterior cingulate cortex (dACC), a brain area implicated in learning. We found that many individual neurons responded to both real and fictive information ...
Cognitive Robotics, Enactive Perception, and Learning in the Real World
... development of psychological theories and models; “The first suggestion is to construct complete processing models rather than the partial ones we now do.” (ibid, p. 301). He contrasted an implemented simulation with an abstract flow diagram, ...
... development of psychological theories and models; “The first suggestion is to construct complete processing models rather than the partial ones we now do.” (ibid, p. 301). He contrasted an implemented simulation with an abstract flow diagram, ...
Neural Networks
... One old theory of pattern gecognition is the so called “grandmother cell” proposal. It assumes that partial patterns converge to one cell and if that cell fires, the grandmother is seen. However this approach has severe problems: - What happens if this cell dies? - Not much experimental evidence - “ ...
... One old theory of pattern gecognition is the so called “grandmother cell” proposal. It assumes that partial patterns converge to one cell and if that cell fires, the grandmother is seen. However this approach has severe problems: - What happens if this cell dies? - Not much experimental evidence - “ ...
Computing auditory perception - Machine Learning Group, TU Berlin
... We can also take a top-down approach. We can observe human performance of auditory activity taken as a whole, by means of psychological experiments. Experiments give rise to hypotheses about underlying cognitive principles that can be manifested by statistical inference. The principles discovered ca ...
... We can also take a top-down approach. We can observe human performance of auditory activity taken as a whole, by means of psychological experiments. Experiments give rise to hypotheses about underlying cognitive principles that can be manifested by statistical inference. The principles discovered ca ...
Visual Perception: Objects and Scenes
... According to the figural simplicity theory, visual completion is done in the way that results in the “simplest” perceived figures. This theory successfully explains the first case of Figure 2; the arbitrary shape occluded by the black square is completed just by smoothly connecting two points at the ...
... According to the figural simplicity theory, visual completion is done in the way that results in the “simplest” perceived figures. This theory successfully explains the first case of Figure 2; the arbitrary shape occluded by the black square is completed just by smoothly connecting two points at the ...
Psychology 100.18
... > Our estimates of how often things occurs or are influenced by the ease with which relevant examples can be remembered > This leads to a number of biases 1) Which is a more likely cause of death in the United States: being killed by falling airplane parts or being killed by a shark? ...
... > Our estimates of how often things occurs or are influenced by the ease with which relevant examples can be remembered > This leads to a number of biases 1) Which is a more likely cause of death in the United States: being killed by falling airplane parts or being killed by a shark? ...
Neural Oscillations
... conductance based (HH-style) Type I neurons – Slow inhibition or fast excitation is beneficial for synchronizing neurons – Fast inhibition or slow excitation is beneficial for locking them in anti-phase Izhikevich proved that for one parameter regime the system of identical slow coupled oscillators ...
... conductance based (HH-style) Type I neurons – Slow inhibition or fast excitation is beneficial for synchronizing neurons – Fast inhibition or slow excitation is beneficial for locking them in anti-phase Izhikevich proved that for one parameter regime the system of identical slow coupled oscillators ...
D.U.C. Assist. Lec. Faculty of Dentistry General Physiology Ihsan
... Sensory (ascending) & Motor (descending) Pathways Before discussing the ascending and descending pathways, we need to give an orientation to the various areas of the cortex. (Figure 1) is a map of the human cerebral cortex, showing that it is divided into about 50 distinct areas called Brodmann’s ar ...
... Sensory (ascending) & Motor (descending) Pathways Before discussing the ascending and descending pathways, we need to give an orientation to the various areas of the cortex. (Figure 1) is a map of the human cerebral cortex, showing that it is divided into about 50 distinct areas called Brodmann’s ar ...
presentation
... Signal persistence in post-synaptic potentials: EPSP (excitatory +) and IPSP (inhibitory -) so precise timing is not absolutely necessary ...
... Signal persistence in post-synaptic potentials: EPSP (excitatory +) and IPSP (inhibitory -) so precise timing is not absolutely necessary ...
On Form, Mind and Matter (with special reference to `Crystal Souls
... easiliy guess the urge to resolve this dualism. However, one cannot find a convincing solution for it. A. Mackay may be right but also very optimistic, stating that ‘...the apparent conflicts of our time between molecular biology..... and the study of whole organisms, societies, etc... are really ar ...
... easiliy guess the urge to resolve this dualism. However, one cannot find a convincing solution for it. A. Mackay may be right but also very optimistic, stating that ‘...the apparent conflicts of our time between molecular biology..... and the study of whole organisms, societies, etc... are really ar ...
