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Record W7070104230

Ontario farm groundwater quality survey - Summer 1992

2018· report· en· W7070104230 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.

fundA Canadian funder is recorded on the 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

VenueThe Atrium (University of Guelph) · 2018
Typereport
Languageen
FieldComputer Science
TopicStatistical and Computational Modeling
Canadian institutionsnot available
FundersOntario Ministry of Food and AgricultureUniversity of WaterlooHellenic Ministry of Environment and Energy
KeywordsAgricultureGroundwaterWater qualityFarm waterSampling (signal processing)Hydrology (agriculture)Water wellWork (physics)
DOInot available

Abstract

fetched live from OpenAlex

In response to growing concerns related to land-use and development, and the subsequent impacts on groundwater quality, Agriculture Canada initiated a major effort to evaluate the condition of the groundwater resources used by the rural community for drinking water supplies. One of the main motivations for the study was the international awareness of the potential impacts that agricultural activity may have on shallow groundwater quality. Some research work has been completed and more is currently underway in many parts of Canada, the United States, and Europe, to gauge the current and potential impacts of intensive agricultural development on surface and groundwater resources. An initial survey of approximately 1300 domestic farm wells and about 150 multilevel monitoring wells located in active farm fields was conducted during the winter months of 1991-1992 as the first part of Agriculture Canada's study. The main objectives of this initial survey were to: determine the quality and safety of drinking water for farm families, and determine the effect of agricultural management on the quality of groundwater. A second complete survey of the same network of water wells and monitoring wells was carried out during the summer months of 1992. The main objectives of the second survey were to: verify the conditions and trends observed in the first sampling program and enhance the statistical validity of the data set and, examine the influence of seasonal change, both climatic and related to specific agricultural activity, on the quality of groundwater.In this report, the results from the summer sampling are presented and evaluated with respect to spatial distribution, land-use practices, soil characteristics, and several additional factors. Recent surveys published or made available recently and not reviewed in the winter survey report, are included here for background information.

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)0.002
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.938
Threshold uncertainty score0.829

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0020.000
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 science0.0020.001
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 head0.110
GPT teacher head0.294
Teacher spread0.184 · 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