Tuning Curve Shift by Attention Modulation in Cortical Neurons: a
... L = 2l, l = 5.66, T = 0, rS = rA = 0.21, rJ = 0.71, S0 = 0, S1 = 0.42, J0 = 0, 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-la ...
... L = 2l, l = 5.66, T = 0, rS = rA = 0.21, rJ = 0.71, S0 = 0, S1 = 0.42, J0 = 0, 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-la ...
A Circuit for Detection of Interaural Time Differences in the Brain
... nucleus laminaris were used, and only those afferents with vector strength values greater than 0.2 were included in the analysis. Recordings with low vector strength usually resulted from unstable recordings and were excluded from analysis. A regression line was calculated for each plot for both ips ...
... nucleus laminaris were used, and only those afferents with vector strength values greater than 0.2 were included in the analysis. Recordings with low vector strength usually resulted from unstable recordings and were excluded from analysis. A regression line was calculated for each plot for both ips ...
Response Differences in Monkey TE and Perirhinal Cortex: Stimulus
... selectivity for complex visual patterns and showing response modulations related to behavioral context in the sequential delayed matchto-sample (DMS) trials, attention, and stimulus familiarity. Here we identify physiological differences in the neuronal activity of these two areas. We recorded singl ...
... selectivity for complex visual patterns and showing response modulations related to behavioral context in the sequential delayed matchto-sample (DMS) trials, attention, and stimulus familiarity. Here we identify physiological differences in the neuronal activity of these two areas. We recorded singl ...
Background - Harvard University
... that you get a reward for having done something well, and not automatically as with Pavlovian conditioning. It resembles Pavlov’s definition of learning function, as it suggests that you will do more of the same behavior that has led previously to the rewarding outcome (positive reinforcement). Skin ...
... that you get a reward for having done something well, and not automatically as with Pavlovian conditioning. It resembles Pavlov’s definition of learning function, as it suggests that you will do more of the same behavior that has led previously to the rewarding outcome (positive reinforcement). Skin ...
View PDF - MRC Brain Network Dynamics Unit
... square-wave current pulses of 0.3 ms duration and variable amplitude (100 –900 A), were delivered using a constant-current isolator (A360D; World Precision Instruments) that was gated by digital outputs from the Power1401 converter. Different stimulation protocols were applied to cortex and then th ...
... square-wave current pulses of 0.3 ms duration and variable amplitude (100 –900 A), were delivered using a constant-current isolator (A360D; World Precision Instruments) that was gated by digital outputs from the Power1401 converter. Different stimulation protocols were applied to cortex and then th ...
Spatial and Temporal Structure of Receptive Fields in Primate
... features to be transmitted to the skin. Control studies showed that the firing rates, response structures, and RFs of most area 3b neurons were unaffected by the latex intermediate (J. J. DiC arlo and K . O. Johnson, unpublished observations). RFs estimated in the same scanning direction with and wi ...
... features to be transmitted to the skin. Control studies showed that the firing rates, response structures, and RFs of most area 3b neurons were unaffected by the latex intermediate (J. J. DiC arlo and K . O. Johnson, unpublished observations). RFs estimated in the same scanning direction with and wi ...
Contrast-dependence of surround suppression in
... Fig. 1. Presumptive anatomical substrates for the RF center and surround of V1 neurons, and the recurrent network model. (a) Diagram of the different components of the RF center and surround of a typical V1 neuron: (i) the high-contrast summation RF (sRFhigh; white area inside dashed circle), and (i ...
... Fig. 1. Presumptive anatomical substrates for the RF center and surround of V1 neurons, and the recurrent network model. (a) Diagram of the different components of the RF center and surround of a typical V1 neuron: (i) the high-contrast summation RF (sRFhigh; white area inside dashed circle), and (i ...
Temporal bisection in infants 1 Journal of Experimental Psychology
... models included two close parameters, c and ß. In these models, S and L are represented in the form of normal distributions of values with means equal to S and L together with a coefficient of variation, c. The c parameter is the first parameter included in these models. It indicates the variability ...
... models included two close parameters, c and ß. In these models, S and L are represented in the form of normal distributions of values with means equal to S and L together with a coefficient of variation, c. The c parameter is the first parameter included in these models. It indicates the variability ...
Second-order conditioning in Drosophila
... insect with nectar, it can be associated with a series of stimuli that eventually lead to a beneficial reward. My work in this dissertation focuses on conclusively demonstrating SOC for the iii ...
... insect with nectar, it can be associated with a series of stimuli that eventually lead to a beneficial reward. My work in this dissertation focuses on conclusively demonstrating SOC for the iii ...
Conceptual and Methodologic Issues in Quantifying Perceptual
... established methods of psychophysics (the study of the relationship between a physical stimulus and the sensation of it) have been adapted to assess sensory thresholds in respiration. Although this research to date has only involved adults and has not been related to clinical problems or settings, t ...
... established methods of psychophysics (the study of the relationship between a physical stimulus and the sensation of it) have been adapted to assess sensory thresholds in respiration. Although this research to date has only involved adults and has not been related to clinical problems or settings, t ...
the resonate-and-fire neuron: time dependent and frequency
... to learn to perform certain desired tasks. The thesis represents a culmination of our endeavors over the past two years to understand nervous system function, and to reflect on the principles that govern engineered as well as living systems. I am grateful to Bucknell University and the Department of ...
... to learn to perform certain desired tasks. The thesis represents a culmination of our endeavors over the past two years to understand nervous system function, and to reflect on the principles that govern engineered as well as living systems. I am grateful to Bucknell University and the Department of ...
Classical Conditioning Operant Conditioning Changing Directions in
... Partial—only some correct responses are reinforced; good way to make a behavior resistant to extinction ...
... Partial—only some correct responses are reinforced; good way to make a behavior resistant to extinction ...
Duration Sensitivity to Other Response Properties of the Rat
... statically controlled electric blanket (Hernández et al. 2005; Malmierca et al. 2003). The rat’s head was immobilized by placing it in a stereotaxic frame in which the ear bars had been replaced by hollow specula that accommodated a sound delivery system (Hernández et al. 2005; Rees et al. 1997). ...
... statically controlled electric blanket (Hernández et al. 2005; Malmierca et al. 2003). The rat’s head was immobilized by placing it in a stereotaxic frame in which the ear bars had been replaced by hollow specula that accommodated a sound delivery system (Hernández et al. 2005; Rees et al. 1997). ...
Classical Conditioning - Norwell Public Schools
... • By presenting information in small chunks, students will find it easier to process and remember the concepts. • By continually changing slides, students will stay interested in the presentation. • To facilitate class discussion and critical thinking. Students should be encouraged to think about “w ...
... • By presenting information in small chunks, students will find it easier to process and remember the concepts. • By continually changing slides, students will stay interested in the presentation. • To facilitate class discussion and critical thinking. Students should be encouraged to think about “w ...
A.P. Psychology 6 (B) - What Ever Happened to Little Albert
... by everyday combinations of events, persons, and objects. In support of these theoretical ideas, Watson and Morgan began to test whether infants' fears could be experimentally conditioned, using laboratory analogues of thunder and lightning. In the description of this work and the related theory, a ...
... by everyday combinations of events, persons, and objects. In support of these theoretical ideas, Watson and Morgan began to test whether infants' fears could be experimentally conditioned, using laboratory analogues of thunder and lightning. In the description of this work and the related theory, a ...
Learned Movements Elicited by Direct Stimulation of Cerebellar
... were given. After testing for responses to MCP stimulation, the animal was subjected to 100 presentations of the forelimb CS alone, which caused extinction of forelimb-elicited CRs. When MCP stimulation was then applied, no CRs were present. Thus, the responses elicited by MCP stimulation were depen ...
... were given. After testing for responses to MCP stimulation, the animal was subjected to 100 presentations of the forelimb CS alone, which caused extinction of forelimb-elicited CRs. When MCP stimulation was then applied, no CRs were present. Thus, the responses elicited by MCP stimulation were depen ...
SWGDOG SC1abcdefghijk – TERMINOLOGY
... compound don’t necessarily smell the same to the dog. The “absolute” may not be as relevant as it was formerly because of recent developments in learning. ...
... compound don’t necessarily smell the same to the dog. The “absolute” may not be as relevant as it was formerly because of recent developments in learning. ...
Executive Control Over Cognition: Stronger and Earlier Rule
... areas (Freedman et al., 2003; Nieder and Miller, 2004; Muhammad et al., 2006), raising the question what unique contribution prefrontal cortex makes to distributed information processing in cortical networks. One possibility is that prefrontal cortex generates neural signals that become rapidly comm ...
... areas (Freedman et al., 2003; Nieder and Miller, 2004; Muhammad et al., 2006), raising the question what unique contribution prefrontal cortex makes to distributed information processing in cortical networks. One possibility is that prefrontal cortex generates neural signals that become rapidly comm ...
Classical Conditioning
... interstimulus interval Sometimes called the conditioned stimulus–unconditioned stimulus interval, the interstimulus interval is the amount of time between the onset of the conditioned stimulus and the onset of the unconditioned stimulus. intertrial interval A classical conditioning trial begins with ...
... interstimulus interval Sometimes called the conditioned stimulus–unconditioned stimulus interval, the interstimulus interval is the amount of time between the onset of the conditioned stimulus and the onset of the unconditioned stimulus. intertrial interval A classical conditioning trial begins with ...
View/Open - eDiss - Georg-August
... Communication is a very much fascinating thing. Its study has helped in the general understanding of motor and sensory systems, evolution, and speciation. A major appeal of studying communication is that a researcher can quantify how biologically important information can be coded in particular phys ...
... Communication is a very much fascinating thing. Its study has helped in the general understanding of motor and sensory systems, evolution, and speciation. A major appeal of studying communication is that a researcher can quantify how biologically important information can be coded in particular phys ...
Conditioned Response Evoked by Nicotine Conditioned Stimulus
... Statistical analyses were performed using the freely available statistical package R (http://www.r-project.org). An omnibus analysis of variance (ANOVA) preceded all planned comparisons. Higher-order interactions (detailed in the Supplementary Materials and Methods) were further analyzed by two-way ...
... Statistical analyses were performed using the freely available statistical package R (http://www.r-project.org). An omnibus analysis of variance (ANOVA) preceded all planned comparisons. Higher-order interactions (detailed in the Supplementary Materials and Methods) were further analyzed by two-way ...
unit 6 study guide
... e. latent learning. 46. The idea that any perceivable neutral stimulus can serve as a CS was challenged by a. Garcia and Koelling's findings on taste aversion in rats. b. Pavlov's findings on the conditioned salivary response. c. Watson and Rayner's findings on fear conditioning in infants. d. Bandu ...
... e. latent learning. 46. The idea that any perceivable neutral stimulus can serve as a CS was challenged by a. Garcia and Koelling's findings on taste aversion in rats. b. Pavlov's findings on the conditioned salivary response. c. Watson and Rayner's findings on fear conditioning in infants. d. Bandu ...
Synchronisation hubs in the visual cortex may arise from strong
... defined as the ratio between the peak magnitude in the frequency band of interest and the mean magnitude of the spectrum. In our case, the band of interest covered the upper beta/lower gamma band (25–35 Hz); for brevity, we refer to this as a gamma band in the remainder of the article. The oscillatio ...
... defined as the ratio between the peak magnitude in the frequency band of interest and the mean magnitude of the spectrum. In our case, the band of interest covered the upper beta/lower gamma band (25–35 Hz); for brevity, we refer to this as a gamma band in the remainder of the article. The oscillatio ...
Stimulus Configuration, Classical Conditioning, and
... these results might be extended to the description of anterograde amnesia in human patients. ...
... these results might be extended to the description of anterograde amnesia in human patients. ...