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

Interference: Path Lengths01:10

Interference: Path Lengths

Consider two sources of sound, that may or may not be in phase, emitting waves at a single frequency, and consider the frequencies to be the same.
Two special sources may be considered when they are in phase. This can be easily achieved by feeding the two sources from the same source. An example would be synchronizing the two speakers by feeding them with the same source, such as the sound waves produced by a tuning fork. This setup ensures that the two sources have the same frequency and are...
Difference from Background: Limit of Detection01:05

Difference from Background: Limit of Detection

The limit of detection (LOD) is the smallest amount of analyte that can be distinguished from the background noise. The LOD value corresponds to the concentration at which the analyte signal is three times larger than the standard deviation of the blank signal. Below this value, the analyte signal cannot be differentiated from the background noise. It is calculated by dividing the calibration slope by 3 times the standard deviation of the blank signals.
The LOD indicates the presence or absence...
Sound Waves: Interference00:53

Sound Waves: Interference

Sound waves can be modeled either as longitudinal waves, wherein the molecules of the medium oscillate around an equilibrium position, or as pressure waves. When two identical waves from the same source superimpose on each other, the combination of two crests or two troughs results in amplitude reinforcement known as constructive interference. If two identical waves, that are initially in phase, become out of phase because of different path lengths, the combination of crests with troughs...
Interference and Diffraction02:18

Interference and Diffraction

Interference is a characteristic phenomenon exhibited by waves. When two electromagnetic waves interact with their peaks and troughs coinciding, a resulting wave with enhanced amplitude is produced. This is known as constructive interference. In this case, the two waves interacting are in phase with each other.
Interference and Decay01:16

Interference and Decay

Forgetting is a complex cognitive phenomenon influenced by several factors, among which interference and decay are particularly prominent. These processes explain why individuals often struggle to retrieve specific information from memory, leading to lapses in recall that can be observed in everyday situations.
Interference occurs when competing memories hinder the retrieval of particular information. It can be classified into two types: proactive and retroactive interference. Proactive...
Frequency-dependent Selection01:21

Frequency-dependent Selection

When the fitness of a trait is influenced by how common it is (i.e., its frequency) relative to different traits within a population, this is referred to as frequency-dependent selection. Frequency-dependent selection may occur between species or within a single species. This type of selection can either be positive—with more common phenotypes having higher fitness—or negative, with rarer phenotypes conferring increased fitness.Positive Frequency-Dependent SelectionIn positive...

You might also read

Related Articles

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

Sort by
Same author

Development and Validation of Modified Basic English Lexicon Sentences for Use With a Pediatric Population.

American journal of audiology·2026
Same author

Temporal Masking Assessed With Cortical Auditory Evoked Potentials.

Ear and hearing·2026
Same author

Sensitivity to interaural phase as a function of frequency: Age effects measured with behavioral and electrophysiological tasks.

The Journal of the Acoustical Society of America·2026
Same author

Cochlear Implant Recipients With Electrodes in the Acoustic Region: Long-Term Hearing Preservation.

The Laryngoscope·2026
Same author

Cross-frequency interactions in band importance functions.

The Journal of the Acoustical Society of America·2026
Same author

Spectral weights for localization and speech-in-speech recognition: Does phonemic content of speech targets matter?

Proceedings of meetings on acoustics. Acoustical Society of America·2026

Related Experiment Video

Updated: Jul 7, 2026

A Cognitive Paradigm to Investigate Interference in Working Memory by Distractions and Interruptions
10:38

A Cognitive Paradigm to Investigate Interference in Working Memory by Distractions and Interruptions

Published on: July 16, 2015

Gap detection in modulated noise: across-frequency facilitation and interference.

John H Grose1, Emily Buss, Joseph W Hall

  • 1Department of Otolaryngology-Head & Neck Surgery, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599-7070, USA. jhg@med.unc.edu

The Journal of the Acoustical Society of America
|February 6, 2008
PubMed
Summary

A detection advantage for auditory gaps in noise was observed with comodulated flanking bands, but only under specific conditions like continuous noise and salient fluctuations. This effect differed from comodulation masking release, particularly in gated presentations.

Related Experiment Videos

Last Updated: Jul 7, 2026

A Cognitive Paradigm to Investigate Interference in Working Memory by Distractions and Interruptions
10:38

A Cognitive Paradigm to Investigate Interference in Working Memory by Distractions and Interruptions

Published on: July 16, 2015

Area of Science:

  • Auditory perception
  • Psychoacoustics
  • Signal processing

Background:

  • Auditory systems can detect subtle changes in sound.
  • Comodulation masking release (CMR) demonstrates how coherent amplitude fluctuations aid signal detection.
  • The role of envelope fluctuations in gap detection within comodulated noise is not fully understood.

Purpose of the Study:

  • To investigate if a gap detection advantage exists for signals in comodulated noise compared to random noise.
  • To examine the influence of continuous noise and salient envelope fluctuations on this advantage.
  • To compare the gap detection advantage with comodulation masking release.

Main Methods:

  • Utilized five 25-Hz-wide noise bands (Gaussian, low-fluctuation, staccato) centered across frequencies.
  • Inserted a gap signal in the central 1000-Hz band under continuous and gated noise conditions.
  • Varied the number of flanking bands and their comodulation relative to the signal band.

Main Results:

  • A gap detection advantage was found in continuous comodulated noise for Gaussian and staccato noise types.
  • This advantage was absent in gated noise conditions.
  • The advantage showed similarities but also key differences compared to comodulation masking release, especially regarding flanking band effects.

Conclusions:

  • A detection advantage for gaps in narrow bands of noise can occur with comodulated flanking bands under specific conditions.
  • The presence of continuous noise and salient envelope fluctuations is crucial for this advantage.
  • The findings suggest distinct mechanisms underlying gap detection in comodulated noise versus traditional CMR.