Evidence map›Paper›PMID 33763623›Full record

ArticleNeurobiology of sleep and circadian rhythms2021

Analysis and visualization of sleep stages based on deep neural networks.

Patrick Krauss, Claus Metzner, Nidhi Joshi, Holger Schulze, Maximilian Traxdorf, Andreas Maier, Achim Schilling

Abstract read
In one paragraph

Article in Neurobiology of sleep and circadian rhythms, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed.

  1. Article
  2. Article
  3. Review
  4. Extracting continuous sleep depth from EEG data without machine learning.Neurobiology of sleep and circadian rhythms · 2023
    Article
  5. Article
  6. Article
  7. Article
  8. Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Patrick KraussNeuroscience Lab, Experimental Otolaryngology, University Hospital Erlangen, Germany.
Claus MetznerNeuroscience Lab, Experimental Otolaryngology, University Hospital Erlangen, Germany.
Nidhi JoshiNeuroscience Lab, Experimental Otolaryngology, University Hospital Erlangen, Germany.
Holger SchulzeNeuroscience Lab, Experimental Otolaryngology, University Hospital Erlangen, Germany.
Maximilian TraxdorfDepartment of Otolaryngology, Head and Neck Surgery, University Hospital Erlangen, Germany.
Andreas MaierMachine Intelligence, Friedrich-Alexander University Erlangen-Nürnberg (FAU), Germany.
Achim SchillingNeuroscience Lab, Experimental Otolaryngology, University Hospital Erlangen, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Automatic sleep stage scoring based on deep neural networks has come into focus of sleep researchers and physicians, as a reliable method able to objectively classify sleep stages would save human resources and simplify clinical routines. Due to novel open-source software libraries for machine learning, in combination with enormous recent progress in hardware development, a paradigm shift in the field of sleep research towards automatic diagnostics might be imminent. We argue that modern machine learning techniques are not just a tool to perform automatic sleep stage classification, but are also a creative approach to find hidden properties of sleep physiology. We have already developed and established algorithms to visualize and cluster EEG data, facilitating first assessments on sleep health in terms of sleep-apnea and consequently reduced daytime vigilance. In the following study, we further analyze cortical activity during sleep by determining the probabilities of momentary sleep stages, represented as hypnodensity graphs and then computing vectorial cross-correlations of different EEG channels. We can show that this measure serves to estimate the period length of sleep cycles and thus can help to find disturbances due to pathological conditions.

Indexed as

Artificial neural networksDeep learningElectroencephalography (EEG)Hypnodensity graphsMultidimensional scaling (MDS)Polysomnography (PSG)Sleep cycle analysisSleep stage scoring

Identifiers

PMID33763623
PMCPMC7973384

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.