Perceiving in Depth is a sequel to Binocular Vision and Stereopsis and to Seeing in Depth,
both by Ian P. Howard and Brian J. Rogers. This three-volume work is much broader in …

The present study examines the influence of viewing position, experience, processing time,
and attention on shape constancy in gymnastics judging. In an experiment, 40 gymnastics …

Human observers discriminated relative three-dimensional distances in simple patterns of
motion parallax with an acuity similar to vernier acuity under comparable conditions …

Participants judged the affine equivalence of 2 simultaneously presented 4-point patterns.
Performance level (d′) varied between 1.5 and 2.7, depending on the information available …

Humans have a unique ability to perceive shape in different ways. Although we naturally
estimate objective (physical) shape in our daily interactions with the world, we are also …

Accurate shape perception is critical for object perception, identification, manipulation, and
recreation. Humans are capable of making judgements of both objective (physical) and …

Five-year-old children's and adults' sensitivity to shape perspective was tested with relative
length judgments of two crossed lines on the surface of a tilted “box.” The stimuli were …

The retinal image of a figure on a slanted picture is narrower than that of a figure on a frontal
picture. In this study, the perceived width of various figures (horizontal line segments …

This work contains the analysis of one experiment and its results. It was carried out to
demonstrate that:(i) Shape is a shape-constancy 'factor'. In other words, there must be a …

PERSISTENCE AND CHANGE: Proceedings of the First International Conference On Event
Perception Page 1 Reflections on Gunnar Johansson's Perspective On the Visual Measurement …