Determinants ofthe perception of sagittal motion

Determinants of the perception of sagittal motion.

This study examines the change in the perceived distance of an object in three-dimensional space when the object and/or the observer's head is moved along the line of sight (sagittal motion) as a function of the perceived absolute (egocentric) distance of the object and the perceived motion of the head. To analyze the processes involved, two situations, labeled A and B, were used in four experi...

Representational Levels for the Perception ofthe Courses of

The problem of representation and processing of motion information is addressed from an integrated perspective covering the range from early visual processing to higher-level cognitive aspects. A spatio-temporal memory is presented as indispensible representational prerequisite for the recognition of spatiotemporal gestalt. We assume that this structure is replicated on diierent processing-leve...

students perception of computerized toefl test

تحقیق حاضر به بررسی درک دانشجویان از مزایا و معایب آزمون های کامپیوتری تافل و تاثیر جنسیت بر درک آنها پرداخته است. شرکت کنندگان در این تحقیق 100 نفرزبان آموز مرد و زن بودند که در آزمون کامپیوتری تافل در ایران شرکت کرده بودند. پرسشنامه یی که در مورد مزایا و معایب آزمون های کامپیوتری در مقایسه با آزمون های کاغذی توسط محقق تهیه شده بود جهت تکمیل به این افراد ارایه شد. داده های بدست آمده در این مطا...

Initial effects ofthe grounding ofthe tanker Braer

Objective-To determine if the oil spillage from the tanker Braer had any immediate health effects on the exposed resident population. Design-Cohort study with a comparison against controls, exposure status being assigned on the basis ofgeographical location. Setting-Rural Shetland. Subjects-All those resident on or after 5 January 1993 (day 0) within 4 5 km of the site of tanker's grounding. Co...

Perception of Visual Motion