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Record W4392404703 · doi:10.18174/650013

Methaanoxidatie bij mestopslagen : Voortgangsverslag deel 1: werking en aandachtspunten voor 3 methaanoxidatie technieken

2024· report· nl· W4392404703 on OpenAlexaff
E. Maasdam, C. Daatselaar, H. A. J. Oonk, N. Bondt, L. Jansen, K De Kroes

Bibliographic record

Venuenot available
Typereport
Languagenl
FieldMaterials Science
TopicCollagen: Extraction and Characterization
Canadian institutionsImpact
Fundersnot available
KeywordsHumanitiesArt

Abstract

fetched live from OpenAlex

This project has focussed on researching the possibilities of capturing methane at manure storages and subsequently convert (oxidise) it into CO2. For three types of manure storages (manure bags, manure silos and manure basins) a test was performed to capture methane with as few as possible adjustments to existing storage facilities. Subsequently, a pilot was carried out with three different methane oxidation techniques with manure bags; chemical oxidation with a torch and biologically oxidation with a biofilter and a soilfilter. The first tests show that for all three techniques it is possible to oxidize methane with an efficiency of >95%, 60-80% and 60-70% respectively. Calculations with a methane production model and a cost analysis show that cost efficiency is highest if manure is stored as quickly as possible in a manure storage coupled to a methane oxidation technique. The field filter is the cheapest solution, but the total amount of methane converted is higher with flaring and the biofilter. In addition, the parties who will be involved in, among other things, licensing and control of the techniques were interviewed. The interviews show that assurance of the continued working of the technique and enforcement will play a crucial role in the acceptance of the techniques in livestock farming.

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)0.001
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: Other · Consensus signal: none
Teacher disagreement score0.016
Threshold uncertainty score0.055

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.000
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0010.000
Scholarly communication0.0020.001
Open science0.0010.001
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0160.003

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 head0.030
GPT teacher head0.309
Teacher spread0.278 · 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
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

Citations1
Published2024
Admission routes1
Has abstractyes

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