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

Uncertainty in Measurement: Accuracy and Precision03:37

Uncertainty in Measurement: Accuracy and Precision

100.3K
Scientists typically make repeated measurements of a quantity to ensure the quality of their findings and to evaluate both the precision and the accuracy of their results. Measurements are said to be precise if they yield very similar results when repeated in the same manner. A measurement is considered accurate if it yields a result that is very close to the true or the accepted value. Precise values agree with each other; accurate values agree with a true value. 
100.3K
Accuracy and Precision01:52

Accuracy and Precision

14.5K
Scientists typically make repeated measurements of a quantity to ensure the quality of their findings and to evaluate both the precision and the accuracy of their results. Measurements are said to be precise if they yield very similar results when repeated in the same manner. A measurement is considered accurate if it yields a result that is very close to the true or the accepted value. Precise values agree with each other; accurate values agree with a true value.  Highly accurate...
14.5K
Storage01:23

Storage

372
A schema is a mental framework that helps individuals organize and interpret information. Schemata, formed from previous experiences, influence how we process new information: how we encode it, the inferences we make, and how we retrieve it. For instance, a schema for what a typical classroom looks like might include desks, a teacher's desk, a whiteboard, and students in such an environment. This expectation helps us quickly understand and navigate new classrooms without needing to analyze...
372
Balancing Redox Equations02:58

Balancing Redox Equations

61.7K
Electrochemistry is the science involved in the interconversion of electrical and chemical reactions. Such reactions are called reduction-oxidation, or redox reactions. These important reactions are defined by changes in oxidation states for one or more reactant elements and include a subset of reactions involving the transfer of electrons between reactant species. Electrochemistry as a field has evolved to yield sufficient insights on the fundamental principles of redox chemistry and multiple...
61.7K
Improving Translational Accuracy02:07

Improving Translational Accuracy

14.1K
Base complementarity between the three base pairs of mRNA codon and the tRNA anticodon is not a failsafe mechanism. Inaccuracies can range from a single mismatch to no correct base pairing at all. The free energy difference between the correct and nearly correct base pairs can be as small as 3 kcal/ mol. With complementarity being the only proofreading step, the estimated error frequency would be one wrong amino acid in every 100 amino acids incorporated. However, error frequencies observed in...
14.1K
Constant Pressure Calorimetry03:02

Constant Pressure Calorimetry

97.4K
Calorimetry is a technique used to measure the amount of heat involved in a chemical or physical process or to measure the heat transferred to or from a substance. The heat is exchanged with a calibrated and insulated device called the calorimeter. Calorimetry experiments are based on the assumption that there is no heat exchange between the insulated calorimeter and the external environment. The well-insulated calorimeters prevent the transfer of heat between the calorimeter and its external...
97.4K

You might also read

Related Articles

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

Sort by
Same author

Aberrant three-dimensional estimates of head motion and orientation are generated by the brain when the vestibular periphery is damaged.

Neuroscience·2026
Same author

Sensorimotor function may be fundamentally limited in hypogravity.

Journal of applied physiology (Bethesda, Md. : 1985)·2025
Same author

Translation and Tilt Perceptual Thresholds Are Elevated in Meniere's Disease Compared With Vestibular Migraine.

Ear and hearing·2025
Same author

Characterization of Optokinetic Nystagmus in Healthy Participants With a Novel Oculography Device.

Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery·2025
Same author

Vestibular damage affects the precision and accuracy of navigation in a virtual visual environment.

Brain communications·2023
Same author

Variation between individuals in sensorimotor feedback control of standing balance.

Journal of neurophysiology·2023

Related Experiment Video

Updated: Jan 23, 2026

Accuracy in Dental Medicine, A New Way to Measure Trueness and Precision
07:57

Accuracy in Dental Medicine, A New Way to Measure Trueness and Precision

Published on: April 29, 2014

13.9K

The velocity storage time constant: Balancing between accuracy and precision.

Faisal Karmali1

  • 1Department of Otolaryngology, Harvard Medical School, Boston, MA, United States; Jenks Vestibular Physiology Laboratory, Massachusetts Eye and Ear Infirmary, Boston, MA, United States.

Progress in Brain Research
|June 27, 2019
PubMed
Summary

The brain

Keywords:
Velocity storageVestibulo-ocular reflex

More Related Videos

Construction of Constant-Load (Isotonic) and Constant-Velocity (Isokinetic) Torque-Velocity-Power Profiles In vivo for the Rat Plantar Flexors
07:44

Construction of Constant-Load (Isotonic) and Constant-Velocity (Isokinetic) Torque-Velocity-Power Profiles In vivo for the Rat Plantar Flexors

Published on: October 3, 2025

500
Assessment of Motor Balance and Coordination in Mice using the Balance Beam
07:03

Assessment of Motor Balance and Coordination in Mice using the Balance Beam

Published on: March 10, 2011

48.5K

Related Experiment Videos

Last Updated: Jan 23, 2026

Accuracy in Dental Medicine, A New Way to Measure Trueness and Precision
07:57

Accuracy in Dental Medicine, A New Way to Measure Trueness and Precision

Published on: April 29, 2014

13.9K
Construction of Constant-Load (Isotonic) and Constant-Velocity (Isokinetic) Torque-Velocity-Power Profiles In vivo for the Rat Plantar Flexors
07:44

Construction of Constant-Load (Isotonic) and Constant-Velocity (Isokinetic) Torque-Velocity-Power Profiles In vivo for the Rat Plantar Flexors

Published on: October 3, 2025

500
Assessment of Motor Balance and Coordination in Mice using the Balance Beam
07:03

Assessment of Motor Balance and Coordination in Mice using the Balance Beam

Published on: March 10, 2011

48.5K

Area of Science:

  • Neuroscience
  • Vestibular System

Background:

  • The velocity storage mechanism, characterized by a 6-30s time constant, influences eye velocity during head rotations.
  • Existing models suggest this mechanism extends the semicircular canal's time constant, involving integration.
  • Errors in eye velocity and perception occur during low-frequency head movements due to this mechanism.

Purpose of the Study:

  • To investigate the trade-off between accuracy and precision in the velocity storage mechanism.
  • To explore the impact of increasing the velocity storage time constant on neural noise integration.
  • To examine how the brain optimizes this time constant in response to aging and stimulus amplitude.

Main Methods:

  • Computational simulations were employed to model the velocity storage mechanism.
  • The effect of varying the velocity storage time constant on signal integration and noise was analyzed.
  • Review of recent evidence on the brain's optimization of the time constant was conducted.

Main Results:

  • Simulations demonstrate that enhancing accuracy by increasing the velocity storage time constant leads to reduced precision due to increased neural noise integration.
  • The integration process inherent in velocity storage mathematically amplifies neural noise.
  • Results highlight a fundamental accuracy-precision trade-off.

Conclusions:

  • Increasing the velocity storage time constant improves motion perception accuracy at the expense of precision.
  • The brain appears to optimize the velocity storage time constant to balance accuracy and precision, particularly during aging and with varying stimulus amplitudes.
  • This optimization strategy addresses the inherent noise integration within the velocity storage mechanism.