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Record W3125876763 · doi:10.1515/mcma-2020-2079

On the dependence structure and quality of scrambled (<i>t</i>, <i>m</i>, <i>s</i>)-nets

2021· article· en· W3125876763 on OpenAlexafffund
Jaspar Wiart, Christiane Lemieux, Gracia Y. Dong

Bibliographic record

VenueMonte Carlo Methods and Applications · 2021
Typearticle
Languageen
FieldMathematics
TopicMathematical Approximation and Integration
Canadian institutionsUniversity of Waterloo
FundersNatural Sciences and Engineering Research Council of CanadaAustrian Science Fund
KeywordsCombinatoricsPhysicsMathematics

Abstract

fetched live from OpenAlex

Abstract In this paper we develop a framework to study the dependence structure of scrambled ( t , m , s ) {(t,m,s)} -nets. It relies on values denoted by C b ⁢ ( 𝒌 ; P n ) {C_{b}({\boldsymbol{k}};P_{n})} , which are related to how many distinct pairs of points from P n {P_{n}} lie in the same elementary 𝒌 {{\boldsymbol{k}}} -interval in base b. These values quantify the equidistribution properties of P n {P_{n}} in a more informative way than the parameter t. They also play a key role in determining if a scrambled set P ~ n {\widetilde{P}_{n}} is negative lower orthant dependent (NLOD). Indeed, this property holds if and only if C b ⁢ ( 𝒌 ; P n ) ≤ 1 {C_{b}({\boldsymbol{k}};P_{n})\leq 1} for all 𝒌 ∈ ℕ s {{\boldsymbol{k}}\in\mathbb{N}^{s}} , which in turn implies that a scrambled digital ( t , m , s ) {(t,m,s)} -net in base b is NLOD if and only if t = 0 {t=0} . Through numerical examples we demonstrate that these

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)0.002
metaresearch head score (Gemma)0.017
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: Simulation or modeling
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.004
Threshold uncertainty score0.014

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0020.017
Meta-epidemiology (narrow)0.0000.001
Meta-epidemiology (broad)0.0000.001
Bibliometrics0.0020.001
Science and technology studies0.0000.002
Scholarly communication0.0010.003
Open science0.0010.001
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0030.000

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 head0.101
GPT teacher head0.421
Teacher spread0.320 · 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 designSimulation or modeling
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

Citations10
Published2021
Admission routes2
Has abstractyes

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