Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Perceived structure from optic flow: consistent versus variable mapping of 3-D Euclidean structure.

M Lind1, E Börjesson

  • 1Department of Information Science, Uppsala University, Sweden. mats.lind@dis.uu.se

Scandinavian Journal of Psychology
|April 26, 2001
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Handball playing volume and knee injury risk in youth handball: the influence of sex.

Journal of science and medicine in sport·2025
Same author

LDL cholesterol level as a risk factor for retinopathy and nephropathy in children and adults with type 1 diabetes mellitus: A nationwide cohort study.

Journal of internal medicine·2020
Same author

Effect of liraglutide on anthropometric measurements, sagittal abdominal diameter and adiponectin levels in people with type 2 diabetes treated with multiple daily insulin injections: evaluations from a randomized trial (MDI-liraglutide study 5).

Obesity science & practice·2019
Same author

The inter- and intrarater reliability and agreement for field-based assessment of scapular control, shoulder range of motion, and shoulder isometric strength in elite adolescent athletes.

Physical therapy in sport : official journal of the Association of Chartered Physiotherapists in Sports Medicine·2018
Same author

The SMS, Phone, and medical Examination sports injury surveillance system is a feasible and valid approach to measuring handball exposure, injury occurrence, and consequences in elite youth sport.

Scandinavian journal of medicine & science in sports·2017
Same author

Risk factors for diabetic macular oedema in type 2 diabetes: A case-control study in a United Kingdom primary care setting.

Primary care diabetes·2017
Same journal

Eight-Week Minimal Dose Training Reduces Premenstrual Syndrome Symptoms but Does Not Influence Coping Strategies: A Nonrandomized Study.

Scandinavian journal of psychology·2026
Same journal

A Randomized Controlled Trial of an iCBT Program to Reduce Infertility-Related Stress: A Novel Digital Approach.

Scandinavian journal of psychology·2026
Same journal

Exploring Emotional Abuse, Physical Abuse and Mobile Phone Dependence in Left- and Non-Left-Behind Adolescents: Roles of Self-Esteem, Social Anxiety, and Loneliness.

Scandinavian journal of psychology·2026
Same journal

Swedish SDQ Norms for Internalizing and Externalizing Problems in Preschoolers.

Scandinavian journal of psychology·2026
Same journal

Exploring Toxic Positivity, Shame, Emotional Exhaustion, and Job Withdrawal Intentions in the Workplace.

Scandinavian journal of psychology·2026
Same journal

Cognitive Testing Practices for Basic Military Training in the Nordic Countries: A Scoping Review.

Scandinavian journal of psychology·2026
See all related articles

Perception of 3D structure from motion is not Euclidean. Consistency in mapping visual motion to perceived structure increases with larger visual angles, suggesting a non-Euclidean, affine perception.

Area of Science:

  • Visual perception
  • Computational neuroscience
  • Psychophysics

Background:

  • Previous research indicated Euclidean structure is not perceived from apparent motion.
  • A consistency between distal and perceived structure was noted at larger visual angles.

Purpose of the Study:

  • To investigate how the consistency of structure perception from motion varies with visual angle.
  • To examine the influence of texture gradients on slant judgments.

Main Methods:

  • Experiments involved slant judgments of simulated and real planes.
  • Analysis of texture gradients and response method reliability.
  • Varying visual angles to assess consistency in structure perception.

Main Results:

Related Experiment Videos

  • Perceptual consistency increased as a function of visual angle.
  • No Euclidean mapping was detected, even with full view.
  • Texture gradients affected slant judgment values but not consistency.
  • The response method was found to be reliable and valid.

Conclusions:

  • The perception of structure from motion is not strictly Euclidean.
  • A distinction between consistent and variable affine mappings is perceptually relevant.
  • Visual angle significantly influences the consistency of perceived structure from motion.