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Record W2032789564 · doi:10.1121/1.4783095

Primary sinusoidal calibration of accelerometers.

2008· article· en· W2032789564 on OpenAlexaff
Lixue Wu, Peter Hanes

Bibliographic record

VenueThe Journal of the Acoustical Society of America · 2008
Typearticle
Languageen
FieldEngineering
TopicAdvanced Measurement and Metrology Techniques
Canadian institutionsNational Research Council Canada
Fundersnot available
KeywordsShakerAccelerometerCalibrationAccelerationRepeatabilityAcousticsSensitivity (control systems)VibrationDistortion (music)TransducerSystem of measurementComputer sciencePhysicsElectronic engineeringEngineeringMathematicsAmplifierBandwidth (computing)Telecommunications

Abstract

fetched live from OpenAlex

Accurate vibration measurements require suitably calibrated transducers. A new system for primary sinusoidal calibration of the voltage sensitivity of accelerometers according to Method 1 (fringe-counting) of ISO 16063-11 has been implemented at the NRC Institute for National Measurement Standards. The system includes a new shaker that is capable of generating sufficient acceleration for calibration of accelerometers at frequencies as low as 2 Hz. The design, construction, and testing of the system will be described. Factors that influence the measurement uncertainty of the calibrations such as transverse motion, rocking motion, acceleration stability, distortion, and repeatability have been evaluated and will be discussed.

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 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)0.000
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: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Methods · Consensus signal: none
Teacher disagreement score0.798
Threshold uncertainty score0.175

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
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 science0.0000.000
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 head0.019
GPT teacher head0.227
Teacher spread0.208 · 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 teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designBench or experimental
Domainnot available
GenreMethods

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

Citations0
Published2008
Admission routes1
Has abstractyes

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