Visual vs. Spatial Contributions to Microsaccades and Visual-Spatial Working Memory
Microsaccade rates and directions were monitored while observers performed a visual working memory task at varying retinal eccentricities. We show that microsaccades generate no interference in a working memory task, indicating that spatial working memory is at least partially insulated from oculomo...
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| Format: | Article |
| Language: | English |
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MDPI AG
2014-03-01
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| Series: | Journal of Eye Movement Research |
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| Online Access: | https://bop.unibe.ch/JEMR/article/view/2375 |
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| author | Joshua T. Gaunt Bruce Bridgeman |
| author_facet | Joshua T. Gaunt Bruce Bridgeman |
| author_sort | Joshua T. Gaunt |
| collection | DOAJ |
| description | Microsaccade rates and directions were monitored while observers performed a visual working memory task at varying retinal eccentricities. We show that microsaccades generate no interference in a working memory task, indicating that spatial working memory is at least partially insulated from oculomotor activity. Intervening tasks during the memory interval affected microsaccade patterns; microsaccade frequency was consistently higher during concurrent spatial tapping (no visual component) than during exposure to dynamic visual noise (no task). Average microsaccade rate peaked after appearance of a fixation cross at the start of a trial, and dipped at cue onset and offset, consistent with previous results. Direction of stimuli in choice tasks did not influence microsaccade direction,however. |
| format | Article |
| id | doaj-art-3dfb1ff147de4d72bab4d3ae7899e17f |
| institution | Kabale University |
| issn | 1995-8692 |
| language | English |
| publishDate | 2014-03-01 |
| publisher | MDPI AG |
| record_format | Article |
| series | Journal of Eye Movement Research |
| spelling | doaj-art-3dfb1ff147de4d72bab4d3ae7899e17f2025-08-20T03:48:41ZengMDPI AGJournal of Eye Movement Research1995-86922014-03-017210.16910/jemr.7.2.2Visual vs. Spatial Contributions to Microsaccades and Visual-Spatial Working MemoryJoshua T. Gaunt0Bruce Bridgeman1Department of Psychology, University of California, Santa Cruz, USADepartment of Psychology, University of California, Santa Cruz, USAMicrosaccade rates and directions were monitored while observers performed a visual working memory task at varying retinal eccentricities. We show that microsaccades generate no interference in a working memory task, indicating that spatial working memory is at least partially insulated from oculomotor activity. Intervening tasks during the memory interval affected microsaccade patterns; microsaccade frequency was consistently higher during concurrent spatial tapping (no visual component) than during exposure to dynamic visual noise (no task). Average microsaccade rate peaked after appearance of a fixation cross at the start of a trial, and dipped at cue onset and offset, consistent with previous results. Direction of stimuli in choice tasks did not influence microsaccade direction,however.https://bop.unibe.ch/JEMR/article/view/2375microsaccadesattentionworking memorydynamic visual noiseconcurrent visual tapping |
| spellingShingle | Joshua T. Gaunt Bruce Bridgeman Visual vs. Spatial Contributions to Microsaccades and Visual-Spatial Working Memory Journal of Eye Movement Research microsaccades attention working memory dynamic visual noise concurrent visual tapping |
| title | Visual vs. Spatial Contributions to Microsaccades and Visual-Spatial Working Memory |
| title_full | Visual vs. Spatial Contributions to Microsaccades and Visual-Spatial Working Memory |
| title_fullStr | Visual vs. Spatial Contributions to Microsaccades and Visual-Spatial Working Memory |
| title_full_unstemmed | Visual vs. Spatial Contributions to Microsaccades and Visual-Spatial Working Memory |
| title_short | Visual vs. Spatial Contributions to Microsaccades and Visual-Spatial Working Memory |
| title_sort | visual vs spatial contributions to microsaccades and visual spatial working memory |
| topic | microsaccades attention working memory dynamic visual noise concurrent visual tapping |
| url | https://bop.unibe.ch/JEMR/article/view/2375 |
| work_keys_str_mv | AT joshuatgaunt visualvsspatialcontributionstomicrosaccadesandvisualspatialworkingmemory AT brucebridgeman visualvsspatialcontributionstomicrosaccadesandvisualspatialworkingmemory |