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

Discrete Fourier Transform01:15

Discrete Fourier Transform

827
The Discrete Fourier Transform (DFT) is a fundamental tool in signal processing, extending the discrete-time Fourier transform by evaluating discrete signals at uniformly spaced frequency intervals. This transformation converts a finite sequence of time-domain samples into frequency components, each representing complex sinusoids ordered by frequency. The DFT translates these sequences into the frequency domain, effectively indicating the magnitude and phase of each frequency component present...
827
Aliasing01:18

Aliasing

526
Accurate signal sampling and reconstruction are crucial in various signal-processing applications. A time-domain signal's spectrum can be revealed using its Fourier transform. When this signal is sampled at a specific frequency, it results in multiple scaled replicas of the original spectrum in the frequency domain. The spacing of these replicas is determined by the sampling frequency.
If the sampling frequency is below the Nyquist rate, these replicas overlap, preventing the original...
526

You might also read

Related Articles

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

Sort by
Same author

Positive developmental cascades: Strength development reduces support needs in children.

JCPP advances·2026
Same author

Advancing Dimensional Models of Psychopathology in Cancer: Insights From Applying the Hierarchical Taxonomy of Psychopathology (HiTOP).

Psycho-oncology·2026
Same author

Polarity sensitivity to symmetric, biphasic monopolar pulses is not a reliable indicator of peripheral axonal degeneration in human cochlear implant users.

Frontiers in audiology and otology·2026
Same author

Investigating genetic overlap of multidimensional pain and suicidal behaviors in >2 million individuals.

Research square·2026
Same author

Estimating Small Area Statistics and Developing a Novel Mapping Tool to Display Them Using a User-Centered Design Process.

JCO clinical cancer informatics·2026
Same author

Etiological Development of Alcohol Use and Dependence From Adolescence to Midlife in a Longitudinal Community Study of Twins.

Alcohol, clinical & experimental research·2026

Related Experiment Video

Updated: Jan 9, 2026

Behavioral Assessment of Hearing in 2 to 4 Year-old Children: A Two-interval, Observer-based Procedure Using Conditioned Play-based Responses
14:05

Behavioral Assessment of Hearing in 2 to 4 Year-old Children: A Two-interval, Observer-based Procedure Using Conditioned Play-based Responses

Published on: January 23, 2017

29.6K

How often is "often"? Improving assessment of the externalizing spectrum using absolute frequency.

Isaac T Petersen1, Zachary Demko1, Philipp Doebler2

  • 1Department of Psychological and Brain Sciences, University of Iowa.

Psychological Assessment
|December 4, 2025
PubMed
Summary

Assessing externalizing problems using absolute frequency counts, instead of vague terms, offers greater precision. This method provides a more accurate understanding of behavioral patterns across different age groups and genders.

More Related Videos

EEG Mu Rhythm in Typical and Atypical Development
11:50

EEG Mu Rhythm in Typical and Atypical Development

Published on: April 9, 2014

26.4K
The Adventures of Fundi Intervention Based on the Cognitive and Emotional Processing in Attention Deficit Hyperactive Disorder Patients
05:48

The Adventures of Fundi Intervention Based on the Cognitive and Emotional Processing in Attention Deficit Hyperactive Disorder Patients

Published on: June 12, 2020

6.3K

Related Experiment Videos

Last Updated: Jan 9, 2026

Behavioral Assessment of Hearing in 2 to 4 Year-old Children: A Two-interval, Observer-based Procedure Using Conditioned Play-based Responses
14:05

Behavioral Assessment of Hearing in 2 to 4 Year-old Children: A Two-interval, Observer-based Procedure Using Conditioned Play-based Responses

Published on: January 23, 2017

29.6K
EEG Mu Rhythm in Typical and Atypical Development
11:50

EEG Mu Rhythm in Typical and Atypical Development

Published on: April 9, 2014

26.4K
The Adventures of Fundi Intervention Based on the Cognitive and Emotional Processing in Attention Deficit Hyperactive Disorder Patients
05:48

The Adventures of Fundi Intervention Based on the Cognitive and Emotional Processing in Attention Deficit Hyperactive Disorder Patients

Published on: June 12, 2020

6.3K

Area of Science:

  • Psychology
  • Psychometrics

Background:

  • Traditional questionnaires for externalizing problems rely on imprecise quantifiers (e.g., 'often') or binary true/false responses.
  • These vague quantifiers present challenges in terms of interpretation and precision.

Purpose of the Study:

  • To evaluate the utility of absolute frequency quantification for assessing the externalizing spectrum.
  • To determine if numeric counts offer a more precise alternative to vague quantifiers in measuring externalizing behaviors.

Main Methods:

  • Adapted items from the Externalizing Spectrum Inventory to assess absolute frequency over a 30-day period.
  • Collected data from 1,237 adults (aged 18-92) using daily, weekly, monthly, or yearly counts for behaviors.
  • Utilized latent score analysis to assess validity and compared precision with dichotomized item versions.

Main Results:

  • Externalizing problems decreased with age, with distinct gender differences observed across age groups (early, middle, and older adulthood).
  • Absolute frequency measures demonstrated convergent, discriminant, criterion, and incremental validity.
  • Count data provided significantly greater precision in estimating externalizing problem levels compared to dichotomized data.

Conclusions:

  • Absolute frequency is a valuable method for assessing externalizing behavior, offering enhanced precision and interpretability.
  • This approach improves the accuracy of measurement for externalizing problems in research and clinical settings.