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Related Concept Videos

Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
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Related Experiment Video

Updated: May 8, 2026

High-resolution, High-speed, Three-dimensional Video Imaging with Digital Fringe Projection Techniques
11:34

High-resolution, High-speed, Three-dimensional Video Imaging with Digital Fringe Projection Techniques

Published on: December 3, 2013

Depth spreading through empty space induced by sparse disparity cues.

Xintong Li1, Abigail E Huang, Eric L Altschuler

  • 1Rutgers New Jersey Medical School, Newark, NJ, USA. xl253@njms.rutgers.edu

Journal of Vision
|August 16, 2013
PubMed
Summary
This summary is machine-generated.

The human visual system interpolates 3D shapes using depth cues. Our study shows this depth spreading relies on high-level object recognition, not just local edge information.

Keywords:
3D surface and shape perceptionBayesian priordepth perceptiondisparityfilling-inpropagation

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Digital Inline Holographic Microscopy (DIHM) of Weakly-scattering Subjects
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Digital Inline Holographic Microscopy (DIHM) of Weakly-scattering Subjects

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Related Experiment Videos

Last Updated: May 8, 2026

High-resolution, High-speed, Three-dimensional Video Imaging with Digital Fringe Projection Techniques
11:34

High-resolution, High-speed, Three-dimensional Video Imaging with Digital Fringe Projection Techniques

Published on: December 3, 2013

Digital Inline Holographic Microscopy (DIHM) of Weakly-scattering Subjects
10:16

Digital Inline Holographic Microscopy (DIHM) of Weakly-scattering Subjects

Published on: February 8, 2014

Area of Science:

  • Visual perception
  • Computational neuroscience
  • 3D spatial understanding

Background:

  • Visual processing aims to reconstruct 3D object layouts from incomplete depth cues.
  • Binocular disparity is a key depth cue, but it's often sparse and limited to edges.

Purpose of the Study:

  • Investigate how the visual system interpolates depth across empty space.
  • Test hypotheses of depth spreading from disparity edges.

Main Methods:

  • Studied depth spreading using an eight-spoke configuration, similar to neon color spreading.
  • Proposed and tested four hypotheses: local, linear, and figural depth propagation.

Main Results:

  • Perceived depth and contour position data rejected low-level and mid-level hypotheses.
  • Results strongly supported a high-level figural depth propagation model.

Conclusions:

  • Depth spreading is a quantifiable perceptual process.
  • It propagates depth contours anisotropically, guided by high-level figural properties of 3D objects.