Bibliographic record
Abstract
Abstract Canada has a complex regulatory structure for occupational health and safety with legislation and regulation split among thirteen regional bodies, plus the federal government. Details for implementation of respiratory protection programs are addressed in a national consensus standard, and for product performance approvals. Canada’s has historically accepted those from the US organisation, the National Institute for Occupational Safety and Health (NIOSH). During the Covid pandemic, many new respirator manufacturing operations started in Canada to address equipment shortages, but prioritization changes at NIOSH to support US requirements meant that the approval time for new Canadian products was of the order of months, exacerbating the supply crisis. The Canadian Government acted promptly to create an interim product approval structure, with the plan for a long-term solution for CSA Group (Canadian Standards Association) to build a new national respirator performance standard and certification system. Reflecting the urgency of the situation, this new Canadian standard was developed extremely rapidly over 2021 by a dedicated expert committee, incorporating performance requirements that balanced historic familiarity with new features reflecting the best of national and international standards. This new standard and an associated certification system administered by the CSA Group now supports an improved respiratory protective equipment supply chain, and is used in Canada in parallel with the existing NIOSH approval.
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 distilled prediction
Teacher imitationNot 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.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
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.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
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".