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All Outputs (43)

Enhanced unblocking from sustained post-trial surprise (2013)
Journal Article
Haselgrove, M., Tam, S. K. E., & Jones, P. M. (2013). Enhanced unblocking from sustained post-trial surprise. Journal of Experimental Psychology: Animal Behavior Processes, 39(4), 311-322. https://doi.org/10.1037/a0032569

Two appetitive conditioning experiments with rats investigated the mechanisms and properties of unblocking that results from the surprising omission of an expected post-trial unconditioned stimulus (US). Experiment 1 demonstrated unblocking under cir... Read More about Enhanced unblocking from sustained post-trial surprise.

An Analytical Approach to Single Node Delay-Coupled Reservoir Computing (2013)
Conference Proceeding
Schumacher, J., Toutounji, H., & Pipa, G. (2013). An Analytical Approach to Single Node Delay-Coupled Reservoir Computing. In Artificial Neural Networks and Machine Learning – ICANN 2013 23rd International Conference on Artificial Neural Networks Sofia, Bulgaria, September 10-13, 2013. Proceedings (26-33). https://doi.org/10.1007/978-3-642-40728-4_4

Reservoir computing has been successfully applied in difficult time series prediction tasks by injecting an input signal into a spatially extended reservoir of nonlinear subunits to perform history-dependent nonlinear computation. Recently, the netwo... Read More about An Analytical Approach to Single Node Delay-Coupled Reservoir Computing.

Looking for a face in the crowd: Fixation-related potentials in an eye-movement visual search task (2013)
Journal Article
Kaunitz, L. N., Kamienkowski, J. E., Varatharajah, A., Sigman, M., Quian Quiroga, R., & Ison, M. J. (2014). Looking for a face in the crowd: Fixation-related potentials in an eye-movement visual search task. NeuroImage, 89, 297-305. https://doi.org/10.1016/j.neuroimage.2013.12.006

Despite the compelling contribution of the study of event related potentials (ERPs) and eye movements to cognitive neuroscience, these two approaches have largely evolved independently. We designed an eye-movement visual search paradigm that allowed... Read More about Looking for a face in the crowd: Fixation-related potentials in an eye-movement visual search task.

Can Adults With Autism Spectrum Disorders Infer What Happened to Someone From Their Emotional Response? (2013)
Journal Article
Cassidy, S., Ropar, D., Mitchell, P., & Chapman, P. (2014). Can Adults With Autism Spectrum Disorders Infer What Happened to Someone From Their Emotional Response?. Autism Research, 7(1), 112-123. https://doi.org/10.1002/aur.1351

Can adults with autism spectrum disorders (ASD) infer what happened to someone from their emotional response? Millikan has argued that in everyday life, others' emotions are most commonly used to work out the antecedents of behavior, an ability terme... Read More about Can Adults With Autism Spectrum Disorders Infer What Happened to Someone From Their Emotional Response?.

Motor excitability during movement preparation in Tourette syndrome (2013)
Journal Article
Draper, A., Jude, L., Jackson, G. M., & Jackson, S. R. (2013). Motor excitability during movement preparation in Tourette syndrome. Journal of Neuropsychology, https://doi.org/10.1111/jnp.12033

Tourette syndrome (TS) is a neurodevelopmental disorder characterized by the occurrence of motor and vocal tics. TS has been linked to the impaired operation of cortical-striatal-thalamic-cortical circuits that give rise to hyper-excitability of cort... Read More about Motor excitability during movement preparation in Tourette syndrome.

Visual motion integration is mediated by directional ambiguities in local motion signals (2013)
Journal Article
Rocchi, F., Ledgeway, T., & Webb, B. S. (2013). Visual motion integration is mediated by directional ambiguities in local motion signals. Frontiers in Computational Neuroscience, 7, Article 167. https://doi.org/10.3389/fncom.2013.00167

The output of primary visual cortex (V1) is a piecemeal representation of the visual scene and the response of any one cell cannot unambiguously guide sensorimotor behavior. It remains unsolved how subsequent stages of cortical processing combine (“p... Read More about Visual motion integration is mediated by directional ambiguities in local motion signals.

Self-Related Consequences of Death Fear and Death Denial (2013)
Journal Article
Cozzolino, P. J., Blackie, L. E., & Meyers, L. S. (2014). Self-Related Consequences of Death Fear and Death Denial. Death Studies, 38(6), 418-422. https://doi.org/10.1080/07481187.2013.780110

This study explores self-related outcomes (e.g., esteem, self-concept clarity, existential well-being) as a function of the interaction between self-reported levels of death fear and death denial. Consistent with the idea that positive existential gr... Read More about Self-Related Consequences of Death Fear and Death Denial.

Temporary inhibition of dorsal or ventral hippocampus by muscimol: Distinct effects on measures of innate anxiety on the elevated plus maze, but similar disruption of contextual fear conditioning (2013)
Journal Article
Zhang, W., Bast, T., Yan, X., & Feldon, J. (2014). Temporary inhibition of dorsal or ventral hippocampus by muscimol: Distinct effects on measures of innate anxiety on the elevated plus maze, but similar disruption of contextual fear conditioning. Behavioural Brain Research, 262, 47-56. https://doi.org/10.1016/j.bbr.2013.10.044

Studies in rats, involving hippocampal lesions and hippocampal drug infusions, have implicated the hippocampus in the modulation of anxiety-related behaviors and conditioned fear. The ventral hippocampus is considered to be more important for anxiety... Read More about Temporary inhibition of dorsal or ventral hippocampus by muscimol: Distinct effects on measures of innate anxiety on the elevated plus maze, but similar disruption of contextual fear conditioning.

Cortical thickness, cortical and subcortical volume, and white matter integrity in patients with their first episode of major depression (2013)
Journal Article
Han, K., Choi, S., Jung, J., Na, K., Yoon, H., Lee, M., & Ham, B. (2014). Cortical thickness, cortical and subcortical volume, and white matter integrity in patients with their first episode of major depression. Journal of Affective Disorders, 155, 42-48. https://doi.org/10.1016/j.jad.2013.10.021

Background The uncertainty over the true morphological changes in brains with major depressive disorder (MDD) underlines the necessity of comprehensive studies with multimodal structural brain imaging analyses. This study aimed to evaluate the dif... Read More about Cortical thickness, cortical and subcortical volume, and white matter integrity in patients with their first episode of major depression.

Oxytocin Receptor Genotype Modulates Ventral Striatal Activity to Social Cues and Response to Stressful Life Events (2013)
Journal Article
Loth, E., Poline, J., Thyreau, B., Jia, T., Tao, C., Lourdusamy, A., …Schumann, G. (2014). Oxytocin Receptor Genotype Modulates Ventral Striatal Activity to Social Cues and Response to Stressful Life Events. Biological Psychiatry, 76(5), 367-376. https://doi.org/10.1016/j.biopsych.2013.07.043

Background Common variants in the oxytocin receptor gene (OXTR) have been shown to influence social and affective behavior and to moderate the effect of adverse experiences on risk for social-affective problems. However, the intermediate neurobiologi... Read More about Oxytocin Receptor Genotype Modulates Ventral Striatal Activity to Social Cues and Response to Stressful Life Events.

Learning on the IGT follows emergence of knowledge but not differential somatic activity (2013)
Journal Article
Fernie, G., & Tunney, R. J. (2013). Learning on the IGT follows emergence of knowledge but not differential somatic activity. Frontiers in Psychology, 4(687), https://doi.org/10.3389/fpsyg.2013.00687

The importance of unconscious autonomic activity vs. knowledge in influencing behavior on the Iowa Gambling Task (IGT) has been the subject of debate. The task's developers, Bechara and colleagues, have claimed that behavior on the IGT is influenced... Read More about Learning on the IGT follows emergence of knowledge but not differential somatic activity.

Risk Prediction Error Coding in Orbitofrontal Neurons (2013)
Journal Article
O'Neill, M., & Schultz, W. (2013). Risk Prediction Error Coding in Orbitofrontal Neurons. Journal of Neuroscience, 33(40), 15810-15814. https://doi.org/10.1523/jneurosci.4236-12.2013

Risk is a ubiquitous feature of life. It plays an important role in economic decisions by affecting subjective reward value. Informed decisions require accurate risk information for each choice option. However, risk is often not constant but changes... Read More about Risk Prediction Error Coding in Orbitofrontal Neurons.

Is the masked priming same-different task a pure measure of prelexical processing? (2013)
Journal Article
Kelly, A. N., van Heuven, W. J., Pitchford, N. J., & Ledgeway, T. (2013). Is the masked priming same-different task a pure measure of prelexical processing?. PLoS ONE, 8(9), Article e72888. https://doi.org/10.1371/journal.pone.0072888

To study prelexical processes involved in visual word recognition a task is needed that only operates at the level of abstract letter identities. The masked priming same-different task has been purported to do this, as the same pattern of priming is... Read More about Is the masked priming same-different task a pure measure of prelexical processing?.

Extraversion differentiates between model-based and model-free strategies in a reinforcement learning task (2013)
Journal Article
Skatova, A., Chan, P. A., & Daw, N. (2013). Extraversion differentiates between model-based and model-free strategies in a reinforcement learning task. Frontiers in Human Neuroscience, 7, Article 525. https://doi.org/10.3389/fnhum.2013.00525

Prominent computational models describe a neural mechanism for learning from reward prediction errors, and it has been suggested that variations in this mechanism are reflected in personality factors such as trait extraversion. However, although trai... Read More about Extraversion differentiates between model-based and model-free strategies in a reinforcement learning task.

Event-related fMRI at 7T reveals overlapping cortical representations for adjacent fingertips in S1 of individual subjects (2013)
Journal Article
Besle, J., Sánchez-Panchuelo, R., Bowtell, R., Francis, S., & Schluppeck, D. (2014). Event-related fMRI at 7T reveals overlapping cortical representations for adjacent fingertips in S1 of individual subjects. Human Brain Mapping, 35(5), 2027-2043. https://doi.org/10.1002/hbm.22310

Recent fMRI studies of the human primary somatosensory cortex have been able to differentiate the cortical representations of different fingertips at a single-subject level. These studies did not, however, investigate the expected overlap in cortical... Read More about Event-related fMRI at 7T reveals overlapping cortical representations for adjacent fingertips in S1 of individual subjects.

Adaptation to implied tilt: extensive spatial extrapolation of orientation gradients (2013)
Journal Article
Roach, N. W., & Webb, B. S. (2013). Adaptation to implied tilt: extensive spatial extrapolation of orientation gradients. Frontiers in Psychology, 4(July), Article 10. https://doi.org/10.3389/fpsyg.2013.00438

To extract the global structure of an image, the visual system must integrate local orientation estimates across space. Progress is being made toward understanding this integration process, but very little is known about whether the presence of struc... Read More about Adaptation to implied tilt: extensive spatial extrapolation of orientation gradients.

Randomized controlled trial of computerized cognitive behavioural therapy for depressive symptoms: effectiveness and costs of a workplace intervention (2013)
Journal Article
Phillips, R., Schneider, J. M., Molosankwe, I., Leese, M., Foroushani, P. S., Grime, P., …Thornicroft, G. (2014). Randomized controlled trial of computerized cognitive behavioural therapy for depressive symptoms: effectiveness and costs of a workplace intervention. Psychological Medicine, 44(4), 741-752. https://doi.org/10.1017/S0033291713001323

Background Depression and anxiety are major causes of absence from work and underperformance in the workplace. Cognitive behavioural therapy (CBT) can be effective in treating such problems and online versions offer many practical advantages. The aim... Read More about Randomized controlled trial of computerized cognitive behavioural therapy for depressive symptoms: effectiveness and costs of a workplace intervention.

Decoding working memory of stimulus contrast in early visual cortex (2013)
Journal Article
Xing, Y., Ledgeway, T., McGraw, P. V., & Schluppeck, D. (2013). Decoding working memory of stimulus contrast in early visual cortex. Journal of Neuroscience, 33(25), https://doi.org/10.1523/JNEUROSCI.3754-12.2013

Most studies of the early stages of visual analysis (V1-V3) have focused on the properties of neurons that support processing of elemental features of a visual stimulus or scene, such as local contrast, orientation, or direction of motion. Recent evi... Read More about Decoding working memory of stimulus contrast in early visual cortex.