Ecosystem Health in Walpole Island: Exposure to POPs and Heavy Metals in the WIFN Community
Bibliographic record
Abstract
Walpole Island First Nation (WIFN) community is located on the St. Clair River\ndownstream from the large industrial area, Chemical Valley. Members of the WIFN have historically been exposed to persistent organic pollutants (POPs) and heavy metals which could contribute to adverse health, such as type 2 diabetes and chemophobia. We conducted a collaborative community-based biomonitoring study with volunteers from the WIFN. Hair and blood samples were used to assess exposure to POPs and heavy metals and to determine levels of stress within the community by the assay of cortisol on hair. Concentrations of POPs and heavy metals in volunteers were within ranges reported in the scientific literature for other populations, and were either lower or no different from 2 referent groups living in Ontario. Cortisol concentrations in hair of volunteers were higher compared to a referent group, indicating the possibility of enhanced stress from which chemophobia contribution is unknown.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot 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.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.001 | 0.001 |
| Science and technology studies | 0.002 | 0.000 |
| Scholarly communication | 0.001 | 0.000 |
| Open science | 0.000 | 0.001 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.001 | 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 source (direct Gemma or distilled Codex), 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".