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Record W4417488497 · doi:10.1016/j.fochms.2025.100344

Integrated microbial–metabolomic analysis reveals how fermentation contributes to the unique flavor of African Arabica coffee

2025· article· en· W4417488497 on OpenAlexaff
Gilberto Vinícius de Melo Pereira, Alexander da Silva Vale, Ana I. Ribeiro‐Barros, Luiz Roberto Saldanha Rodrigues, Gisela Manuela de França Bettencourt Mirção, B. G. Camilo, Inocência da Piedade Ernesto Tapaça, Vitória de Mello Sampaio, Satinder Kaur Brar, Carlos Ricardo Soccol

Bibliographic record

VenueFood Chemistry Molecular Sciences · 2025
Typearticle
Languageen
FieldMedicine
TopicCoffee research and impacts
Canadian institutionsYork University
FundersFundação para a Ciência e a TecnologiaAcademia Brasileira de CiênciasCoordenação de Aperfeiçoamento de Pessoal de Nível SuperiorConselho Nacional de Desenvolvimento Científico e TecnológicoForest Research
KeywordsFlavorFermentationSucroseLactic acidTerroirMetagenomics

Abstract

fetched live from OpenAlex

axis), whose functional repertoire (1791 genes) highlighted the Ehrlich pathway and ester biosynthesis as central flavor routes. Among the volatiles formed, linalool, phenylethyl alcohol, and ethyl acetate were most abundant, emerging as predictive drivers of the floral and fruity notes identified in the resulting high-quality coffee beverage (score 87.25 ± 0.25). This study underscores microbial terroir as a key factor adding value to emerging African origins.

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)0.000
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.002
Threshold uncertainty score0.005

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.001
Bibliometrics0.0010.001
Science and technology studies0.0000.000
Scholarly communication0.0010.000
Open science0.0000.001
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0010.000

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 head0.015
GPT teacher head0.297
Teacher spread0.282 · 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 designObservational
Domainnot available
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
Published2025
Admission routes1
Has abstractyes

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