Determinação de cobre no sedimento do canal prolongamento da Av. Bento Gonçalves, como contribuinte para contaminação do canal São Gonçalo - Pelotas - RS
Bibliographic record
Abstract
A pesquisa foi realizada no canal chamado de Canal Prolongamento da Av. Bento Goncalves. Localizado na Regiao Sul do Estado do Rio Grande do Sul, no municipio de Pelotas, e um canal que inicialmente foi criado para fins de drenagem pluvial. Este desagua no Canal Sao Goncalo que esta interligando a Lagoa Mirim com a laguna dos Patos. Com o passar dos anos, o canal em questao vem recebendo direta e indiretamente residuos solidos e liquidos, contendo diferentes contaminantes, provocando alteracoes fisico-quimicas na agua e no sedimento. Devido o impacto ambiental que os residuos dispostos no canal podem causar e concentracao de metais que trazem junto a si esta pesquisa busca caracterizar as concentracoes de cobre a partir de amostras coletadas ao longo do percurso do Canal na regiao urbana de Pelotas. As amostras depois de obtidas foram armazenadas e logo analisadas de acordo com o exigido por cada metodo. Atraves dos resultados foi possivel verificar que todos o analito analisado encontra-se dentro do valores estimados pela resolucao CONAMA 344/04 niveis 1 e 2, Diretrizes para a identificacao de avaliacao e gestao de sedimentos contaminados no Ontario (D.O).
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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 | 0.001 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.000 |
| Bibliometrics | 0.001 | 0.001 |
| Science and technology studies | 0.001 | 0.000 |
| Scholarly communication | 0.001 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.001 | 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".