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Record W2744609933 · doi:10.6028/nist.ir.7880-22

NIST micronutrients measurement quality assurance program summer 2001 comparability studies : results for round robin L fat-soluble vitamins and carotenoids in human serum and round robin 15 ascorbic acid in human serum

2013· report· en· W2744609933 on OpenAlexaff
David L. Duewer, Sam A. Margolis, Katherine E. Sharpless, Jeanice B. Thomas

Bibliographic record

Venuenot available
Typereport
Languageen
FieldMedicine
TopicNutritional Studies and Diet
Canadian institutionsCentennial College
Fundersnot available
KeywordsAscorbic acidComparabilityNISTCarotenoidMicronutrientRound robin testHuman nutritionFood scienceChemistryMedicineComputer scienceMathematicsStatisticsPathology

Abstract

fetched live from OpenAlex

The National Institute of Standards and Technology coordinates the Micronutrients Measurement Quality Assurance Program (MMQAP) for laboratories that measure fat-and water-soluble vitamins and carotenoids in human serum and plasma.This report describes the design of and results for the Summer 2001 MMQAP measurement comparability improvement studies: 1) Round Robin L Fat-Soluble Vitamins and Carotenoids in Human Serum and 2) Round Robin 15 Total Ascorbic Acid in Human Serum.The materials for both studies were shipped to participants in June 2001; participants were requested to provide their measurement results by mid-September, 2001.

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)0.048
metaresearch head score (Gemma)0.040
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesMetaresearch
Consensus categoriesnone
DomainCandidate signal: Reproducibility · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.952
Threshold uncertainty score0.253

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0480.040
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0010.002
Bibliometrics0.0030.002
Science and technology studies0.0020.001
Scholarly communication0.0020.001
Open science0.0030.002
Research integrity0.0020.001
Insufficient payload (model declined to judge)0.0040.002

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 head0.209
GPT teacher head0.420
Teacher spread0.210 · 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.

Study designObservational
DomainReproducibility
GenreEmpirical

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

Citations2
Published2013
Admission routes1
Has abstractyes

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