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Record W2083119903 · doi:10.5539/apr.v3n2p67

Estimation of Aquifer Secondary Hydraulic Parameter Distributions from Surficial Geophysical Measurements of Primary Parameters: a Case Study of Ngor-Okpala Area of Imo State, Nigeria

2011· article· en· W2083119903 on OpenAlexvenueno aff
V. I. Obianwu, Innocent Chibuzor Chimezie, Anthony Effiong Akpan

Bibliographic record

VenueApplied Physics Research · 2011
Typearticle
Languageen
FieldEarth and Planetary Sciences
TopicGeophysical and Geoelectrical Methods
Canadian institutionsnot available
Fundersnot available
KeywordsAquiferBoreholeGroundwaterPermeability (electromagnetism)GeologyEnvironmental scienceSoil scienceHydrology (agriculture)Geotechnical engineering

Abstract

fetched live from OpenAlex

Estimation of aquifer secondary hydraulic parameter distributions from surficial Geophysical measurement of primary parameters at Ngor–Okpala local government area of Imo State was carried out. The parameters estimated are practically significant in groundwater management. With the help of average permeability value for fine to coarse sandy formations, transmissivity and K?-values were obtained in addition to the Dar-zarouk parameters. The primary data which were validated by constraining the field data with the data obtained from logged borehole were converted to maps along with the estimated secondary parameters. Their distributions are diagnostic of significant information needed in groundwater assessment. The maps can also be used to improve the quality of model in the area.

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 machine prediction

Teacher imitation

Not 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.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.001
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: Observational
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.013
Threshold uncertainty score0.027

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
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 head0.155
GPT teacher head0.325
Teacher spread0.170 · 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

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

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".

Quick stats

Citations8
Published2011
Admission routes1
Has abstractyes

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