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Record W4407757001 · doi:10.1002/cjce.25635

Data‐driven deep learning prediction of full molecular weight distribution in polymerization processes

2025· article· en· W4407757001 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

venuePublished in a venue whose home country is Canada.
no affNo Canadian affiliation: this work is invisible to an affiliation-only frame.
No Canadian affiliation. An affiliation-only frame, the usual design, would never have seen this work. It is one of the works that make the case for inverting the frame.

Bibliographic record

VenueThe Canadian Journal of Chemical Engineering · 2025
Typearticle
Languageen
FieldMaterials Science
TopicMachine Learning in Materials Science
Canadian institutionsnot available
Fundersnot available
KeywordsPolymerizationMolar mass distributionDistribution (mathematics)Deep learningArtificial intelligenceComputer scienceMaterials scienceMathematicsPolymerComposite material

Abstract

fetched live from OpenAlex

Abstract The mathematical modelling of the full molecular weight distribution (MWD) results in a large set of ordinary differential equations (ODEs), which usually requires considerable computation time because of stiffness behaviour. This study applies state‐of‐the‐art deep learning (DL) methods to model three academically and industrially relevant polymerization processes: free radical polymerization (FRP), reversible addition–fragmentation (RAFT), and coordination catalyst polymerization (CCP). The DL models were trained with datasets generated from the numerical solution of the first principles kinetic model of each polymerization process. Then, the applied DL models were used to predict the conversion rate, average molar weights, and molecular weight distributions with minimum deviations and reduced computational load. Therefore, by reducing the large computational load, this type of DL models can make feasible the application of on‐line optimal control strategies to complex and economically important polymerization processes.

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.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.002
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.048
Threshold uncertainty score0.258

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.002
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0010.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

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 head0.005
GPT teacher head0.207
Teacher spread0.201 · 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