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Record W4297660038 · doi:10.1007/978-1-60761-219-3_95

Ventricular Fibrillation

2011· book-chapter· en· W4297660038 on OpenAlexaff
M. Gabriel Khan

Bibliographic record

VenueHumana Press eBooks · 2011
Typebook-chapter
Languageen
FieldMedicine
TopicCardiac electrophysiology and arrhythmias
Canadian institutionsOttawa HospitalUniversity of Ottawa
Fundersnot available
KeywordsVentricular fibrillationCardiologyMedicineInternal medicine

Abstract

fetched live from OpenAlex

Without the enormous help from biomedical engineers over the past 60 years, physicians today would not have defibrillators, and in particular, portable defibrillators as part of their therapeutic armamentarium. Some historical background appears appropriate. Cakulev and colleagues forwarded an article: Cardioversion: Past, Present, and Future (Cakulev et al. 2009 ). In 1889, John McWilliam of Scotland was the first to suggest that ventricular fibrillation (VF), and not asystole, was the mechanism of sudden death in humans (McWilliam 1889 ). The major progression in the development of defibrillation methods evolved from the research of Gurvich in Moscow. He made fundamental discoveries in the fields of fibrillation and defibrillation (Gurvich and Yuniev 1939 ). In 1952, Gurvich designed the world’s first commercially available transthoracic DC defibrillator. During an open heart surgery in 1947, Beck successfully defibrillated a patient. A defibrillator built by Beck and...

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.001
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: none
GenreCandidate signal: Other · Consensus signal: Other
Teacher disagreement score0.029
Threshold uncertainty score0.097

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0000.001
Scholarly communication0.0010.001
Open science0.0010.001
Research integrity0.0010.002
Insufficient payload (model declined to judge)0.0290.030

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.047
GPT teacher head0.254
Teacher spread0.207 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designNot applicable
Domainnot available
GenreOther

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2011
Admission routes1
Has abstractyes

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