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

Statistical computations over a speech stream in a rodent.

Juan M Toro1, Josep B Trobalón

  • 1Universitat de Barcelona, Barcelona, Spain. jmtoro@sissa.it

Perception & Psychophysics
|December 13, 2005
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

The role of competing grouping patterns and tonal coherence in neural synchronization to musical meter.

Experimental brain research·2025
Same author

Changes in temporal cues elicit rhythmic discrimination in rats (Rattus norvegicus).

Journal of comparative psychology (Washington, D.C. : 1983)·2025
Same author

Using isochrony, but not meter, to discriminate rhythmic sequences in rats (Rattus norvegicus).

Journal of comparative psychology (Washington, D.C. : 1983)·2024
Same author

Recognizing structure in novel tunes: differences between human and rats.

Animal cognition·2024
Same author

Spanish-learning infants switch from a vowel to a consonant bias during the first year of life.

Journal of experimental child psychology·2022
Same author

Detecting surface changes in a familiar tune: exploring pitch, tempo and timbre.

Animal cognition·2022
Same journal

Response organization in selective adaptation to speech sounds.

Perception & psychophysics·2014
Same journal

Reaction times to comparisons within and across phonetic categories.

Perception & psychophysics·2012
Same journal

Auditory and phonetic memory codes in the discrimination of consonants and vowels.

Perception & psychophysics·2012
Same journal

Simple and contingent adaptation effects for place of articulation in stop consonants.

Perception & psychophysics·2012
Same journal

Auditory property detectors and processing place features in stop consonants.

Perception & psychophysics·2012
Same journal

Visual working memory for line orientations and face identities.

Perception & psychophysics·2008
See all related articles

Rats demonstrate statistical learning by segmenting speech streams using co-occurrence frequency, a basic mechanism generalized across species. However, they struggle with complex, nonadjacent, and abstract grammar-like rules.

Area of Science:

  • Cognitive Science
  • Animal Behavior
  • Neuroscience

Background:

  • Statistical learning is crucial for human speech segmentation and regularity detection.
  • Previous research focused on human infants and adults' statistical learning capabilities.

Purpose of the Study:

  • To investigate statistical learning abilities in rats, specifically in speech segmentation and regularity detection.
  • To determine if rats can segment synthesized speech streams and identify grammatical structures.

Main Methods:

  • Conducted a series of five experiments using synthesized speech streams.
  • Assessed rats' ability to compute statistics for stream segmentation and regularity detection.
  • Compared rats' learning mechanisms to those of human infants.

Related Experiment Videos

Main Results:

  • Rats successfully segmented speech streams using co-occurrence frequency of items.
  • Rats did not utilize transitional probabilities, unlike human infants.
  • Rats failed to detect complex regularities involving nonadjacent elements and abstract grammar-like rules.

Conclusions:

  • Basic statistical learning mechanisms, like co-occurrence frequency, generalize across species to nonprimate mammals.
  • Rats possess fundamental statistical learning abilities but do not exhibit advanced grammatical rule learning.
  • Further research is needed to understand the limits of statistical learning in nonprimate species.