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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1991-8-22
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pubmed:abstractText |
Response time (RT) for identifying single letters is usually indifferent to disorientation, but in Experiment 1 RT increased with the angular deviation from that of the preceding letter (ADP). This occurs only when the same letter is repeated, which suggests a process of backward alignment. RT again increased with ADP when the same letter was repeated in the same format (normal or mirror-reflected: Experiment 2). These findings were replicated for a same-different task by using 2 simultaneously presented letters (Experiment 3). Experiments 4 and 5 focused on stimuli that are related by a rotation in depth and suggested that transformation in the depth plane may facilitate judgments of sameness and that backward alignment can occur for different views of the same three-dimensional shape. The results suggest the operation of a pattern-recognition mechanism that relies on the extraction of invariance over temporally or spatially contiguous events.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
May
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pubmed:issn |
0096-1523
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
17
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
444-57
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:1830087-Adult,
pubmed-meshheading:1830087-Attention,
pubmed-meshheading:1830087-Discrimination Learning,
pubmed-meshheading:1830087-Humans,
pubmed-meshheading:1830087-Orientation,
pubmed-meshheading:1830087-Pattern Recognition, Visual,
pubmed-meshheading:1830087-Problem Solving,
pubmed-meshheading:1830087-Psychomotor Performance,
pubmed-meshheading:1830087-Reaction Time
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pubmed:year |
1991
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pubmed:articleTitle |
Recognition of rotated letters: extracting invariance across successive and simultaneous stimuli.
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pubmed:affiliation |
University of Haifa, Israel.
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pubmed:publicationType |
Journal Article
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