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Record W4295034807 · doi:10.1016/j.procir.2022.08.006

Modelling and statistical analysis of the intermediate laser remelting regime by moving average filtering

2022· article· en· W4295034807 on OpenAlexafffund
Srdjan Cvijanovic, Evgueni V. Bordatchev, O. Remus Tutunea‐Fatan

Bibliographic record

VenueProcedia CIRP · 2022
Typearticle
Languageen
FieldEngineering
TopicAdditive Manufacturing Materials and Processes
Canadian institutionsWestern UniversityNational Research Council Canada
FundersNatural Sciences and Engineering Research Council of CanadaNational Research Council CanadaWestern University
KeywordsPolishingSurface (topology)Filter (signal processing)Process (computing)ControllabilityTrajectoryPower (physics)Computer scienceMechanical engineeringControl theory (sociology)Materials scienceEngineeringMathematicsGeometryArtificial intelligenceControl (management)PhysicsComputer vision

Abstract

fetched live from OpenAlex

Surface polishing by laser remelting (SP-LRM) is a novel surface finishing technology that is characterized by rapidity, versatility, repeatability as well as the lack of material removal. SP-LRM can be implemented in several thermodynamic regimes whose presence depends on a complex combination of power-speed-focus-trajectory-material parameters. The intermediate LRM regime exhibits the most desirable surface topography smoothening along with predictability, controllability, and minimum bulging. The experimental observations of the intermediate LRM process have demonstrated the reliable applicability of a moving average filter for modeling and statistical analysis of the surface formation. The obtained results have enabled the identification and classification of the LRM process regimes (shallow-LRM, intermediate-LRM, and deep-LRM) through the optimization of a filter window corresponding to a maximum correlation coefficient found between actual and modelled remelted surface profiles along the LRM track. The proposed statistical modelling of the LRM-based surface formation opens up new research directions for model-based self-optimization and self-control of the SP-LRM process.

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)0.001
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: Simulation or modeling · Consensus signal: Simulation or modeling
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.006
Threshold uncertainty score0.012

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.001
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.001
Bibliometrics0.0010.000
Science and technology studies0.0000.000
Scholarly communication0.0010.001
Open science0.0010.000
Research integrity0.0010.001
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 head0.009
GPT teacher head0.195
Teacher spread0.186 · 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

Citations2
Published2022
Admission routes2
Has abstractyes

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Same venueProcedia CIRPSame topicAdditive Manufacturing Materials and ProcessesFrench-language works237,207