| Literature DB >> 14289616 |
Abstract
Measurements were made of the ability of four blind subjects to use echoes to discriminate between objects of different sizes placed in front of them. Threshold estimates indicate that objects with area ratios as low as 1.07/1 could be discriminated.Entities:
Keywords: BLINDNESS; HEARING; SIZE PERCEPTION
Mesh:
Year: 1965 PMID: 14289616 DOI: 10.1126/science.148.3673.1107
Source DB: PubMed Journal: Science ISSN: 0036-8075 Impact factor: 47.728