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

Quantitative Analysis01:12

Quantitative Analysis

1.4K
Quantitative analysis is a technique for measuring the amount of specific constituents in a sample. When the sample's composition is unknown, qualitative analysis is performed first to identify its components, which ensures that the correct substances are measured during the quantitative phase.
In quantitative analysis, two key measurements are made: the sample quantity and a property proportional to the amount of the analyte (the substance being analyzed). This forms the basis of the...
1.4K
Bone Markings01:26

Bone Markings

8.1K
Bones have various surface features that help form joints and attach to other soft tissues. Depending on the function, bone markings are categorized into articulating projections, processes for attachment, depressions, and openings.
Articulating Projections
Articulating projections are found where two bones meet to form a joint. These structures are usually found at the ends of bones. The largest articulation is a rounded projection called the head, supported by a narrow neck at the ends of...
8.1K
The Mitotic Spindle02:27

The Mitotic Spindle

8.0K
The mitotic spindle—or spindle apparatus—is a eukaryotic, cytoskeletal structure made up of long protein fibers called microtubules. Formed during cell division, the spindle separates sister chromatids and moves them to opposite ends of a parental cell, where the now individual chromosomes are distributed to two daughter cell nuclei.
The bipolar configuration of the mitotic spindle facilitates chromosomal segregation, preparing the cell for division. One mechanism that ensures...
8.0K
Spindle Assembly02:50

Spindle Assembly

4.3K
Spindle assembly occurs through three, often coexisting, pathways – the centrosome-mediated pathway, the chromatin-mediated pathway, and the microtubule-mediated pathway – collectively contributing to form a robust spindle apparatus.
In most cells, centrosomes are the primary microtubule nucleation centers. In the centrosome-mediated pathway, the G2-prophase transition triggers centrosome maturation and increased microtubule nucleation. Progressive nucleation results in a...
4.3K
Insufficient Sleep and Sleep Deprivation01:13

Insufficient Sleep and Sleep Deprivation

939
Insufficient sleep refers to not getting the recommended amount of sleep for optimal functioning, even if it's just slightly less than needed. Sleep insufficiency may occur due to lifestyle choices, such as staying up late for social events or work, resulting in routinely getting less sleep than required. For example, consistently sleeping 6 hours when the body needs 7-9 hours can lead to cumulative effects on health and well-being.
Sleep deprivation is a more severe form of sleep loss...
939
The Spindle Assembly Checkpoint02:19

The Spindle Assembly Checkpoint

3.8K
The spindle assembly checkpoint is a molecular surveillance mechanism ensuring the fidelity of chromosome segregation during anaphase. The checkpoint monitors the completion of all the prerequisite steps before chromosome segregation to determine whether the segregation process should proceed or be delayed.
Many proteins function together to control the spindle assembly checkpoint. Mutations affecting these proteins may allow cells to proceed into anaphase prematurely, resulting in the...
3.8K

You might also read

Related Articles

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

Sort by
Same author

Deciphering neuronal variability across states reveals dynamic sensory encoding.

Nature communications·2025
Same author

Measurable fields-to-spike causality and its dependence on cortical layer and area.

bioRxiv : the preprint server for biology·2023
Same author

Marked point process representation of oscillatory dynamics underlying working memory.

Journal of neural engineering·2020
Same author

Correntropy based Robust Decomposition of Neuromodulations.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2020
Same author

Discrimination of Movement-Related Cortical Potentials Exploiting Unsupervised Learned Representations From ECoGs.

Frontiers in neuroscience·2019

Related Experiment Video

Updated: Feb 2, 2026

Quantitative Measurement of the Immune Response and Sleep in Drosophila
12:16

Quantitative Measurement of the Immune Response and Sleep in Drosophila

Published on: December 4, 2012

16.0K

Quantitative Analysis of a Marked Point Process based Sleep Spindle Detector (MPP-SSD).

Shailaja Akella, C Jose Principe

    Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference
    |November 17, 2018
    PubMed
    Summary

    This study introduces a new automatic sleep spindle detection model using a Marked Point Process. The research found that the bandpass filter

    More Related Videos

    Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea
    07:54

    Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea

    Published on: December 6, 2016

    20.7K
    Quantitative Detection of Trace Explosive Vapors by Programmed Temperature Desorption Gas Chromatography-Electron Capture Detector
    07:57

    Quantitative Detection of Trace Explosive Vapors by Programmed Temperature Desorption Gas Chromatography-Electron Capture Detector

    Published on: July 25, 2014

    20.4K

    Related Experiment Videos

    Last Updated: Feb 2, 2026

    Quantitative Measurement of the Immune Response and Sleep in Drosophila
    12:16

    Quantitative Measurement of the Immune Response and Sleep in Drosophila

    Published on: December 4, 2012

    16.0K
    Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea
    07:54

    Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea

    Published on: December 6, 2016

    20.7K
    Quantitative Detection of Trace Explosive Vapors by Programmed Temperature Desorption Gas Chromatography-Electron Capture Detector
    07:57

    Quantitative Detection of Trace Explosive Vapors by Programmed Temperature Desorption Gas Chromatography-Electron Capture Detector

    Published on: July 25, 2014

    20.4K

    Area of Science:

    • Neuroscience
    • Signal Processing
    • Computational Biology

    Background:

    • Sleep spindles, crucial for memory consolidation and neuronal development, are typically scored manually from polysomnographic signals.
    • Automating sleep spindle detection is essential due to the time-consuming nature of visual inspection and its importance in diagnosing neurological conditions.

    Purpose of the Study:

    • To develop and evaluate an automated sleep spindle detection model using a transient Marked Point Process (MPP).
    • To investigate the impact of bandpass filter Q-factor on the performance of the automated sleep spindle detection model.

    Main Methods:

    • A transient Marked Point Process (MPP) model was employed for automatic sleep spindle detection.
    • Bandpass filter Q-factors were systematically varied to assess their influence on detection accuracy.
    • Model performance was evaluated against scoring by two human sleep experts using various statistical measures.

    Main Results:

    • The study demonstrated that the design of bandpass filters significantly affects the performance of the automated sleep spindle detection model.
    • Contrary to expectations that low Q-factors would be optimal, the results indicated that an optimal Q-factor is approximately 2.
    • The developed MPP model shows promise for accurate and efficient automatic sleep spindle detection.

    Conclusions:

    • The Q-factor of bandpass filters is a critical parameter influencing the accuracy of automated sleep spindle detection.
    • An optimal Q-factor around 2 provides improved performance for the proposed MPP-based detection model.
    • This research highlights the importance of filter design in computational neuroscience for accurate analysis of sleep-related phenomena.