An fMRI study of visual geometric shapes processing

L Wei, X Li, L Huang, Y Liu, L Hu, W Shen… - Frontiers in …, 2023 - frontiersin.org
Cross-modal correspondence has been consistently evidenced between shapes and other
sensory attributes. Especially, the curvature of shapes may arouse the affective account …

[HTML][HTML] Parallel processing in the brain's visual form system: an fMRI study

Y Shigihara, S Zeki - Frontiers in human neuroscience, 2014 - frontiersin.org
We here extend and complement our earlier time-based, magneto-encephalographic
(MEG), study of the processing of forms by the visual brain (Shigihara and Zeki,) with a …

The representation of shape in the context of visual object categorization tasks

HO de Beeck, E Béatse, J Wagemans, S Sunaert… - Neuroimage, 2000 - Elsevier
To investigate the role of human fusiform gyrus in shape processing, we determined the
effect of shape degradation on BOLD contrast in this region with fMRI during three tasks …

[HTML][HTML] Three-dimensional shape representation in monkey cortex

ME Sereno, T Trinath, M Augath, NK Logothetis - Neuron, 2002 - cell.com
Using fMRI in anesthetized monkeys, this study investigates how the primate visual system
constructs representations of three-dimensional (3D) shape from a variety of cues. Computer …

Object shape processing in the visual system evaluated using functional MRI

M Kraut, J Hart Jr, BJ Soher, B Gordon - Neurology, 1997 - AAN Enterprises
We used functional MRI (fMRI) to determine the cortical regions activated during processing
of visual object shape in humans in six men and three women, using a paradigm with a …

[HTML][HTML] Neural representations of perspectival shapes and attentional effects: Evidence from fMRI and MEG

Y Lin, YY Hsu, T Cheng, PC Hsiung, CW Wu, PJ Hsieh - Cortex, 2024 - Elsevier
Does the human brain represent perspectival shapes, ie, viewpoint-dependent object
shapes, especially in relatively higher-level visual areas such as the lateral occipital cortex …

Imagining material versus geometric properties of objects: an fMRI study

SD Newman, RL Klatzky, SJ Lederman… - Cognitive Brain Research, 2005 - Elsevier
Two experiments are reported that used fMRI to compare the brain activation during the
imagery of material and geometric object features. In the first experiment, participants were …

Visual and haptic shape processing in the human brain: unisensory processing, multisensory convergence, and top-down influences

H Lee Masson, J Bulthé, HP Op de Beeck… - Cerebral …, 2016 - academic.oup.com
Humans are highly adept at multisensory processing of object shape in both vision and
touch. Previous studies have mostly focused on where visually perceived object-shape …

Neural substrates of global perception are modulated by local element grouping

L Mao, X Zhang, J Chen, H Gu, S Han - Chinese Science Bulletin, 2006 - Springer
Prior behavioral studies suggested that global perception of compound stimuli is modulated
by the way the local elements are grouped into global structures. The current work examined …

Perceived shape similarity among unfamiliar objects and the organization of the human object vision pathway

HPO de Beeck, K Torfs, J Wagemans - Journal of Neuroscience, 2008 - Soc Neuroscience
Humans rely heavily on shape similarity among objects for object categorization and
identification. Studies using functional magnetic resonance imaging (fMRI) have shown that …