Visual perception and processing mechanisms

Enhanced and idiosyncratic neural representations of personally typical scenes

The paper investigates how personally typical scenes are more accurately perceived and represented in the brain, showing enhanced neural responses and idiosyncratic representations.

The interplay of spontaneous pupil-size fluctuations and EEG power in near-threshold detection

The paper examines how pre-stimulus pupil size and EEG power in alpha, beta, and theta bands influence near-threshold detection sensitivity and decision criteria.

Colour desaturation in the periphery is explained by general mechanisms of contrast sensitivity and constancy

The paper shows that color and luminance desaturation in the visual periphery follow similar contrast sensitivity and constancy mechanisms.

Decreased scene-selective activity within the posterior intraparietal cortex in amblyopic adults

This study finds reduced scene-selective activity in the posterior intraparietal gyrus (PIGS) in amblyopic adults compared to controls, while other scene-processing areas remain unaffected.

Spherical code of retinal orientation-selectivity enables decoding in ensembled and retinotopic operation

The paper identifies retinal orientation-selective ganglion cell types and shows how their non-orthogonal orientation preferences enable efficient decoding of edge orientations.

Temporal dynamics of human color processing measured using a continuous tracking task

The paper measures temporal dynamics of human color processing using a tracking task and finds similar elliptical response contours for detection and tracking, but reduced sensitivity to S-cone signals in tracking.

Correlated and Anticorrelated Binocular Disparity Modulate GABA+ and Glutamate/glutamine Concentrations in the Human Visual Cortex

This study examines how GABA+ and Glx concentrations in the human visual cortex change with correlated and anticorrelated binocular disparity, suggesting roles for excitation and inhibition in disparity selectivity.

Closely matched comparisons suggest that separable processes mediate contextual size illusions

The paper investigates size illusions by comparing their magnitudes across different tasks and finds that some illusions share mechanisms while others do not, highlighting the impact of experimental design.

Interdigitating Modules for Visual Processing During Locomotion and Rest in Mouse V1

The paper investigates how locomotion modulates neural activity in mouse V1, finding that M2- interpatches show stronger locomotion-related responses and integrate visual signals across the visual field.

Saccadic suppression enhances saliency of ecologically relevant stimuli in the optic tectum

This study shows saccadic suppression in zebrafish enhances the salience of ecologically relevant stimuli in the optic tectum by integrating visual and motor signals.

A systematic analysis of the joint effects of ganglion cells, lagged LGN cells, and intercortical inhibition on spatiotemporal processing and direction selectivity

This study uses a spiking neural network to show how direction selectivity in V1 simple cells arises from intercortical inhibition and temporal offsets in LGN inputs.

An Event-Related Potential Study of Onset Primacy in Visual Change Detection

This study investigates onset primacy in visual change detection using event-related potentials, finding that onsets are detected faster and evoke larger P300 responses than offsets.

Visual mental imagery in typical imagers and in aphantasia: A millimeter-scale 7-T fMRI study

This study uses 7T fMRI to compare neural activity during visual mental imagery and perception in typical imagers and aphantasic individuals, revealing differences in brain connectivity.

Binocular processing facilitates escape behavior through multiple pathways to the superior colliculus

This study investigates how binocular vision influences escape behavior by analyzing the processing of visual input in the superior colliculus through multiple neural pathways.

The effects of habitat structure and lighting on object and background appearance

The paper quantifies how lighting and 3D environment alter scene and object appearance, finding that blue-yellow contrast and pattern directionality are lighting-sensitive, while green-red information remains stable.

Compression-enabled interpretability of voxel-wise encoding models

This study shows that model compression improves the interpretability and stability of voxel-wise CNN models for brain activity prediction without sacrificing accuracy.

Reverse-breaking CFS (rev-bCFS): Disentangling conscious and unconscious effects by measuring suppression and dominance times during continuous flash suppression

This paper introduces rev-bCFS to measure suppression times of visible stimuli, showing it captures conscious effects and can distinguish them from unconscious processing in bCFS.

Top-Down Effects on Translucency Perception in Relation to Shape Cues

This study investigates how object shape cues and top-down factors influence translucency perception in rich environments.

Superior colliculus peri-saccadic field potentials are dominated by a visual sensory preference for the upper visual field

The paper examines peri-saccadic field potentials in the primate superior colliculus and finds stronger modulations in the upper visual field, indicating a sensory preference despite weaker motor bursts.

Orthogonal neural representations support perceptual judgements of natural stimuli

The paper shows that orthogonal neural representations in V4 allow stable perception of object position despite irrelevant background features in natural scenes.

Enhanced Neural Plasticity of the Primary Visual Cortex in Visual Snow Syndrome: Evidence from MEG Gamma Oscillations

This study investigates neuroplasticity in Visual Snow Syndrome using MEG gamma oscillations, finding heightened activity-dependent plasticity in VSS patients.

Circuit-Based Understanding of Fine Spatial Scale Clustering of Orientation Tuning in Mouse Visual Cortex

The paper investigates spatial organization of orientation tuning in mouse visual cortex and identifies micro-clustered organization of orientation preference.

The effect of microsaccades in the primary visual cortex: a two-phase modulation in the absence of visual stimulation

The paper investigates the effect of microsaccades on neural activity in the primary visual cortex of monkeys during fixation, finding a two-phase modulation in the absence of visual stimulation.

Coding of egocentric distance in the macaque ventral intraparietal area

This study investigates how egocentric distance is encoded in the macaque ventral intraparietal area, showing that neuronal activity is modulated by both disparity and vergence, with population activity decoding egocentric distance.

Superimposed inhibitory surrounds underlying Saliency-based Stimulus Selection in avian Midbrain isthmi pars magnocellularis

This study identifies two types of inhibitory surrounds in avian midbrain Imc neurons that contribute to saliency-based stimulus selection.

Dynamic Predictive Spatial Encoding of Motor Intentions In Area V6A of the Posterior Parietal Cortex

This study investigates how the brain encodes spatial intentions in area V6A during motor planning, revealing dynamic predictive encoding mechanisms.

Neural responses in early, but not late, visual cortex are well predicted by random-weight CNNs with sufficient model complexity

The paper shows random-weight CNNs with sufficient complexity can predict early visual cortex activity as well as trained models, but not higher visual areas.

In the brain of the beholder: whole brain dynamics shape the perception during ambiguous motion

This study uses fMRI to investigate how neural dynamics in the brain resolve ambiguous motion perception, finding distinct interactions between frontal and parietal regions during transitions and sustained perceptions.

Fixational eye movements as active sensation for high visual acuity

This paper investigates how fixational eye movements (FEM) affect visual acuity by modeling retinal coding and comparing it to human performance in a visual acuity task.

Active vision in freely moving marmosets using head-mounted eye tracking

This paper develops a wireless head-mounted eye-tracking system for marmosets to study active vision in freely moving primates and finds that gaze stability is higher in free movement compared to head-fixed conditions.