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Visuospatial working memory (VSWM) and visual perception were examined in two groups aged 11–13, one with children displaying symptoms of nonverbal learning disability (NLD) (n = 18) and the other a control group without learning disabilities (n = 18). The two groups were matched for general verbal abilities, age, gender, and socioeconomic level. The children were presented with VSWM tests involving visual and spatial-simultaneous processes, and also with a classical visual illusion, a classical ambiguous figure, as well as visual perception tests specifically devised for the present study. Results revealed that performance of children at risk of NLD was worse than controls in some VSWM and in visual perception tests without memory involvement; these latter required comparisons of visual stimuli and locations in space with distractors. Moreover, the two groups differed in perceiving the classical ambiguous figure. Findings are discussed in the light of both theoretical and clinical implications. 相似文献
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One of the aims of research in spatial cognition is to examine whether spatial skills can be enhanced. The goal of the present study was thus to assess the benefit and maintenance effects of mental rotation training in young adults. Forty-eight females took part in the study: 16 were randomly assigned to receive the mental rotation training (based on comparing pairs of 2D or 3D objects and rotation games), 16 served as active controls (performing parallel non-spatial activities), and 16 as passive controls. Transfer effects to both untrained spatial tasks (testing both object rotation and perspective taking) and visual and verbal tasks were examined. Across the training sessions, the group given mental rotation training revealed benefits in the time it took to make judgments when comparing 3D and 2D objects, but their mental rotation speed did not improve. When compared with the other groups, the mental rotation training group did show transfer effects, however, in tasks other than those practiced (i.e., in object rotation and perspective-taking tasks), and these benefits persisted after 1 month. The training had no effect on visual or verbal tasks. These findings are discussed from the spatial cognition standpoint and with reference to the (rotation) training literature. 相似文献
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Cognitive Processing - Many older people, both with and without dementia, eventually move from their familiar home environments into unfamiliar surroundings, such as sheltered housing or care... 相似文献
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Gyselinck V De Beni R Pazzaglia F Meneghetti C Mondoloni A 《Psychological research》2007,71(3):373-382
The paper investigates the involvement of verbal and visuo-spatial working memory during the processing of spatial texts via
a dual-task paradigm. Subjects were presented with three texts describing locations from a route perspective, and had either
to imagine themselves moving along a route in surroundings or to rehearse verbal information. Concurrently they had to perform
a spatial tapping task, an articulatory task, or no secondary task. Performance on a verification test used to assess the
product of comprehension showed that the concurrent tapping task impaired performance in the imagery instructions group but
not in the repetition instructions group, and caused the beneficial effect of imagery instructions to vanish. This result
was not observed with the articulatory task, where interference effects were similar in both instructions groups. Performance
on the concurrent tasks confirmed the pattern obtained with the verification test. In addition, results seem partly dependent
on the capacity of spatial working memory as measured by the Corsi Blocks Test. We argue that these results clarify the processes
of the construction of a spatial mental model, and confirm that the visuo-spatial working memory is involved in mental imagery. 相似文献
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Anne Schüler Francesca Pazzaglia Katharina Scheiter 《British journal of psychology (London, England : 1953)》2019,110(1):126-150
It was investigated whether the beneficial effect of picture presentation might be influenced by the content conveyed through text and pictures and the way information is distributed between them. Ninety‐nine students learnt in five between‐subjects learning conditions (i.e., text with spatial contents plus pictures, text with visual contents plus pictures, only text with spatial contents, only text with visual contents, only picture) about a tourist centre and a holiday farm. Results showed that pictures (i.e., maps) were beneficial for learning if spatial knowledge had to be acquired, but did not support learning when non‐spatial, visual knowledge had to be acquired. Furthermore, a high overlap of spatial information in text and picture was helpful, which can be explained by the assumption that learning is a text‐guided process. On the other hand, regarding non‐spatial visual information, a high text‐picture overlap did not influence learning, probably because text alone was sufficient for acquiring visual knowledge. The implications of these findings are discussed. 相似文献