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 Concept Videos

Distance Measurements by Taping01:18

Distance Measurements by Taping

Tapes are essential in surveying for accurate, durable, and short-distance measurements. Made from lightweight, nylon-coated steel, they offer flexibility and strength for rugged outdoor use. The nylon coating protects against rust and wear, extending the tape's life. Standard lengths, around 30 meters, are marked in meters and millimeters for precision.Surveyors select tapes based on site conditions and accuracy needs. Lightweight, nylon-coated tapes are commonly used for ease of handling and...
Distance Corrections01:15

Distance Corrections

To achieve precise distance measurements, especially in surveying and construction, certain corrections must be applied to account for potential sources of error like the standardization errors, temperature variations, and slope adjustments.Standardization error emerges when measurement equipment undergoes changes, such as wear, repairs, or weather impacts. To address this, surveyors compare the equipment’s readings to a standard. This process identifies any deviation that might lead to...
Electronic Distance Measuring Instruments01:30

Electronic Distance Measuring Instruments

Electronic Distance Measuring Instruments (EDMs) are essential tools in modern surveying, offering precise distance measurements by emitting electromagnetic signals and calculating the time required for these signals to travel to a target and return. Two primary types of signals are used in EDMs — light waves and microwaves — each suited to specific environmental and distance requirements. Light-wave-based EDMs utilize either infrared or laser light, providing high accuracy over short distances...
Design Example: Measuring Distance Between Two Points with Obstructions01:10

Design Example: Measuring Distance Between Two Points with Obstructions

When measuring distances in areas with physical obstructions, such as a lake in a field, surveyors must employ techniques to calculate accurate lengths without direct line measurements. One effective method is the offset technique, which allows for precise distance estimation over inaccessible stretches.In this scenario, a surveyor must measure a side of an area that crosses a lake. Since the measuring tape cannot span the lake, the surveyor begins by establishing a baseline that aligns with...

You might also read

Related Articles

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

Sort by
Same author

Minimal Impact of Low Vision on Explicit Sensorimotor Adaptation.

Neurorehabilitation and neural repair·2026
Same author

The effect of flashing lights on speed perception for lateral motion and motion in depth.

Journal of vision·2026
Same author

Focusing on color: How the eye chooses which wavelength to see best.

Science advances·2026
Same author

OpenIrisDPI: An open-source digital dual Purkinje image eye tracker for visual neuroscience.

Journal of neuroscience methods·2026
Same author

Horizontal saccade bias results from combination of saliency anisotropies and egocentric biases.

Scientific reports·2026
Same author

A discontinuity in motion perception during fixational drift.

Journal of vision·2026
Same journal

Exploring psychological tradeoffs: Developing and demonstrating an R Shiny app for Pareto optimization.

Behavior research methods·2026
Same journal

The performance of Bayesian fit measures in detecting misspecified multilevel structural equation modeling.

Behavior research methods·2026
Same journal

Psychometric functions from multiple responses : Dedicated to the memory of Colin L. Mallows.

Behavior research methods·2026
Same journal

Low-cost, open-source, full-stack software and Arduino-based hardware for control of commercially available animal behavior systems.

Behavior research methods·2026
Same journal

PyNeon: A Python package for the analysis of Neon multimodal mobile eye-tracking data.

Behavior research methods·2026
Same journal

Talking surveys: How photorealistic embodied conversational agents shape response quality, engagement, and satisfaction.

Behavior research methods·2026
See all related articles

Related Experiment Video

Updated: Jun 30, 2026

How to Build a Dichoptic Presentation System That Includes an Eye Tracker
05:48

How to Build a Dichoptic Presentation System That Includes an Eye Tracker

Published on: September 6, 2017

8.9K

A method for measuring closed-loop latency in gaze-contingent rendering without extra equipment.

Matt D Anderson1, Emily A Cooper1,2, Jorge Otero-Millan3,4

  • 1Herbert Wertheim School of Optometry & Vision Science, University of California, Berkeley, California, USA.

Behavior Research Methods
|December 3, 2025
PubMed
Summary
This summary is machine-generated.

We developed a simple method to measure gaze-contingent rendering latency using only existing eye-tracking hardware. This technique accurately quantifies system delays for precise visual stimulus control.

Keywords:
Eye trackingFoveated renderingGaze-contingent renderingLatency

More Related Videos

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition
07:45

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition

Published on: July 21, 2020

4.9K
Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

841

Related Experiment Videos

Last Updated: Jun 30, 2026

How to Build a Dichoptic Presentation System That Includes an Eye Tracker
05:48

How to Build a Dichoptic Presentation System That Includes an Eye Tracker

Published on: September 6, 2017

8.9K
Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition
07:45

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition

Published on: July 21, 2020

4.9K
Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

841

Area of Science:

  • Visual perception research
  • Human-computer interaction
  • Neuroscience

Background:

  • Gaze-contingent rendering dynamically adjusts visual stimuli based on eye movements.
  • Precise control of stimulus placement on the retina is crucial for studying visual processing across the visual field.
  • Accurate measurement of system latency is essential but challenging for gaze-contingent systems.

Purpose of the Study:

  • To present a simple, hardware-independent method for measuring gaze-contingent rendering system latency.
  • To enable researchers to reliably quantify the temporal lag between gaze shifts and stimulus updates.

Main Methods:

  • A novel latency measurement technique was developed using only an eye tracker and display.
  • Two simulated pupils were rendered: one with a predefined trajectory, the second gaze-contingent to the first.
  • System latency was determined by the time-lag at which the gaze-contingent pupil matched the trajectory pupil.

Main Results:

  • The method accurately measured system latency without requiring additional hardware.
  • Validation with artificial delays confirmed that measured latencies corresponded to display refresh rate predictions.
  • The technique provides a low-cost and precise way to quantify gaze-contingent rendering latencies.

Conclusions:

  • This method offers a straightforward and cost-effective solution for measuring gaze-contingent rendering latency.
  • It empowers researchers to achieve more precise control over visual stimuli in experiments.
  • Reliable latency measurement is key to advancing research on visual perception and sensory processing.