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Record W2049789617 · doi:10.1002/prs.11737

<scp>L</scp>ac‐<scp>M</scp>égantic accident: What we learned

2015· article· en· W2049789617 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.

aboutThe title or abstract carries a Canadian signal from the geographic lexicon.
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

VenueProcess Safety Progress · 2015
Typearticle
Languageen
FieldDecision Sciences
TopicRisk and Safety Analysis
Canadian institutionsnot available
Fundersnot available
KeywordsHazardous wasteEngineeringTransport engineeringBusinessAviationWaste management

Abstract

fetched live from OpenAlex

A tragic train derailment in Lac‐Megantic, a small Quebec community caused 47 fatalities, the destruction of part of the town and huge cleaning costs. The Transportation Safety Board of Canada (TSB) has conducted an in‐depth investigation of the causes of Lac‐Mégantic accident and has formulated recommendations. The catastrophic consequences of the Lac‐Mégantic accident and the known increase over the last several years in rail transportation of Class 3 hazardous materials has made it clear, the need to review the existing regulations and industry practices to such transportation. Canada Transport Safety Board, U.S. National Transportation Safety Board, Transport Canada, U.S. Pipeline and Hazardous Material Safety Administration, and U.S. Federal Railroad Administration are working closely to upgrade rail transport regulations to prevent similar incidents from occurring. The tragedy in Lac‐Mégantic was not caused by one single person, action, or organization. Many factors played a role, and addressing the safety issues will take a concerted effort from regulators, railways, the Association of American Railroads, shippers, tank car manufacturers, and refiners in Canada and the United States. © 2014 American Institute of Chemical Engineers Process Saf Prog 34: 2–15, 2015

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)0.007
metaresearch head score (Gemma)0.017
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMetaresearch, Meta-epidemiology (narrow), Scholarly communication, Insufficient payload (model declined to judge)
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.630
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0070.017
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0010.005
Science and technology studies0.0010.001
Scholarly communication0.0030.005
Open science0.0040.001
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0000.004

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 head0.104
GPT teacher head0.386
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