Paying attention to consciousness - What is Neuro
... scious experience. The tactic of this paper is therefore initially to concentrate on attention and only afterwards explore how consciousness might arise from inside the resulting neural model of attention. We will be able to use the qualitative features of consciousness, mentioned under the first th ...
... scious experience. The tactic of this paper is therefore initially to concentrate on attention and only afterwards explore how consciousness might arise from inside the resulting neural model of attention. We will be able to use the qualitative features of consciousness, mentioned under the first th ...
Tuning Curve Shift by Attention Modulation in Cortical Neurons: a
... J1 = 6.38, A0 = 0 and A1 = 0.5. With this choice of parameters tuning curves in the second layer have approximately the same tuning width than receptive fields in the recurrent model, and are ~3.5 times larger than first-layer RFs. Notice also that by choosing T = 0 and S0 = 0, neurons in the first lay ...
... J1 = 6.38, A0 = 0 and A1 = 0.5. With this choice of parameters tuning curves in the second layer have approximately the same tuning width than receptive fields in the recurrent model, and are ~3.5 times larger than first-layer RFs. Notice also that by choosing T = 0 and S0 = 0, neurons in the first lay ...
Frontal Eye Field Neurons Reflect Covert, Serial Shifts of Attention
... did not bias them toward a serial, parallel, or any other type of strategy, instead, we report the strategy they spontaneously adopted. ...
... did not bias them toward a serial, parallel, or any other type of strategy, instead, we report the strategy they spontaneously adopted. ...
ATTENTIONAL MODULATION OF VISUAL PROCESSING John H
... Verghese 2001, Wolfe et al. 1989). Like any information-processing system, the visual cortex is limited in the quantity of information it can process at each moment in time. A typical visual scene contains a great deal more information than we can process in a single glimpse. Therefore, neural mecha ...
... Verghese 2001, Wolfe et al. 1989). Like any information-processing system, the visual cortex is limited in the quantity of information it can process at each moment in time. A typical visual scene contains a great deal more information than we can process in a single glimpse. Therefore, neural mecha ...
The cognitive neuroscience of sustained attention
... complex high-level cognitive functions by successively lower neural levels of description benefits from neuroscientific research approaches, and that efforts to determine low-level neuronal mechanisms of cognitive functions benefit from cognitive construct-driven research in humans [25,63,76]. Furth ...
... complex high-level cognitive functions by successively lower neural levels of description benefits from neuroscientific research approaches, and that efforts to determine low-level neuronal mechanisms of cognitive functions benefit from cognitive construct-driven research in humans [25,63,76]. Furth ...
do simultaneously presented visual and auditory
... stimuli incapacitates our ability to attend to both stimuli (i.e., attention is unitary; Mowbray, 1953). Interestingly, the deterioration of comprehension was greater with simultaneous presentations of stimuli when the information had different levels of difficulty. In other words, information with ...
... stimuli incapacitates our ability to attend to both stimuli (i.e., attention is unitary; Mowbray, 1953). Interestingly, the deterioration of comprehension was greater with simultaneous presentations of stimuli when the information had different levels of difficulty. In other words, information with ...
The role of neuronal synchronization in selective attention
... change had occurred. This finding suggests that the processing or the signalling of a sensory change is more efficient when it is handled by an area that is engaged in enhanced gamma-band synchronization [6]. Importantly, the influence of local synchronization of behavioural responses was spatiall ...
... change had occurred. This finding suggests that the processing or the signalling of a sensory change is more efficient when it is handled by an area that is engaged in enhanced gamma-band synchronization [6]. Importantly, the influence of local synchronization of behavioural responses was spatiall ...
Models of Attentional Learning - Indiana University Bloomington
... suppressing attention to other cues or dimensions, then it is natural to suppose that the learned attention should perseverate into subsequent training even if the dimension values and/or the category assignments change. In particular, if the same dimension remains relevant after the change, then re ...
... suppressing attention to other cues or dimensions, then it is natural to suppose that the learned attention should perseverate into subsequent training even if the dimension values and/or the category assignments change. In particular, if the same dimension remains relevant after the change, then re ...
Automatic and Voluntary Shifts of Attention in a Dynamic Neural... the Dimensional Change Card Sort Task
... would have for early word-learning. Theories of early word learning either posit that developmental changes occur through automatic attention driven by bottom-up processing (Sloutsky & Fisher, 2005) or voluntary attention that is applied in a conscious and deliberate manner (Gelman & Medin, 1993). P ...
... would have for early word-learning. Theories of early word learning either posit that developmental changes occur through automatic attention driven by bottom-up processing (Sloutsky & Fisher, 2005) or voluntary attention that is applied in a conscious and deliberate manner (Gelman & Medin, 1993). P ...
Representational Capacity of Face Coding in Monkeys
... recorded cells are shown in Figure 1. Six of the recorded cells showed strongly graded responses like those shown in Figure la. Three cells displayed more weakly graded responses as in Figure 16. Three cells had graded responses that tended to cluster into two or more groups. One such cell is shown ...
... recorded cells are shown in Figure 1. Six of the recorded cells showed strongly graded responses like those shown in Figure la. Three cells displayed more weakly graded responses as in Figure 16. Three cells had graded responses that tended to cluster into two or more groups. One such cell is shown ...
Attention induces synchronization-based response gain in steady
... (or activity) gain in terms of increased phase locking of population activity to stimulus flicker, SSVEP amplitudes might be sensitive enough to demonstrate response (or activity) gain. Indeed, some of the data reported in a prior SSVEP study2 are suggestive of multiplicative attention effects on SS ...
... (or activity) gain in terms of increased phase locking of population activity to stimulus flicker, SSVEP amplitudes might be sensitive enough to demonstrate response (or activity) gain. Indeed, some of the data reported in a prior SSVEP study2 are suggestive of multiplicative attention effects on SS ...
Document
... activation of individual neurons is calculated, then their firing rates are calculated, and then the synaptic weights are updated. After a stimulus has been presented in all the training locations, a new stimulus is chosen at random and the process repeated. The presentation of all the stimuli acros ...
... activation of individual neurons is calculated, then their firing rates are calculated, and then the synaptic weights are updated. After a stimulus has been presented in all the training locations, a new stimulus is chosen at random and the process repeated. The presentation of all the stimuli acros ...
Attention
... Teaching Suggestion: Explain the concepts of shifting attention by asking students to describe examples of using the “spotlight of attention.” 8. Describe how fMRI imaging has been used to study attention to location and PET imaging to study attention to visual features. (Refer to PowerPoint slides ...
... Teaching Suggestion: Explain the concepts of shifting attention by asking students to describe examples of using the “spotlight of attention.” 8. Describe how fMRI imaging has been used to study attention to location and PET imaging to study attention to visual features. (Refer to PowerPoint slides ...
Chapter 21: Attention - Biology Courses Server
... • Studies of attention point to flexibility of the human brain • More mental energy to one location – Enhanced sensitivity & reaction time ...
... • Studies of attention point to flexibility of the human brain • More mental energy to one location – Enhanced sensitivity & reaction time ...
Neural correlates of attention in primate visual cortex
... visual system of primates, as many as 1.5 million axons exit the retina, supplying a wealth of detailed information about the visual environment. Yet at any given moment, much of this information is behaviorally irrelevant. If evolution had not also endowed the nervous system with mechanisms to cont ...
... visual system of primates, as many as 1.5 million axons exit the retina, supplying a wealth of detailed information about the visual environment. Yet at any given moment, much of this information is behaviorally irrelevant. If evolution had not also endowed the nervous system with mechanisms to cont ...
Discussion Acknowledgments References Report Background and
... Negative items were associated with more ‘‘remember’’ responses and ‘‘recollective’’ responses (computed following Yonelinas, Kroll, Dobbins, Lazzara, & Knight, 1998) than neutral items in the ‘‘easy’’ encoding and retrieval condition (t test, p < :01Þ. This result with words, together with the resu ...
... Negative items were associated with more ‘‘remember’’ responses and ‘‘recollective’’ responses (computed following Yonelinas, Kroll, Dobbins, Lazzara, & Knight, 1998) than neutral items in the ‘‘easy’’ encoding and retrieval condition (t test, p < :01Þ. This result with words, together with the resu ...
Broadbent's filter model of attention
Broadbent's filter model is an early selection theory of attention.