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Record W2780647042

Noise Isolation Class (NIC) Testing of Modular Office Partitions

2017· article· en· W2780647042 on OpenAlexaffvenue
Andrew Williamson

Bibliographic record

VenueCanadian acoustics · 2017
Typearticle
Languageen
FieldEngineering
TopicGeophysical Methods and Applications
Canadian institutionsRowan Williams Davies & Irwin (Canada)
Fundersnot available
KeywordsPlenum spaceCeiling (cloud)Modular designDebuggingTileComputer scienceUndoingEngineeringStructural engineeringAcousticsArchitectural engineeringMechanical engineeringOperating system
DOInot available

Abstract

fetched live from OpenAlex

A trend in the design of new office spaces, and the renovation of existing office spaces, is to use modular partitions that terminate at suspended acoustic tile (T-bar) ceilings. These partitions permit office spaces to be reconfigured in the future with less effort than would be required with conventional gypsum wall board (GWB) partitions. Modular partitions, however, present challenges in terms of providing adequate acoustical privacy as they must be sealed around their perimeter joints and there is also potential for sound to travel over the partitions via the ceiling plenum. While the ceiling plenum transmission can be addressed by selecting ceiling tiles with an appropriate Ceiling Attenuation Class, and/or by inserting barrier elements into the plenum space, providing effective seals at the perimeter joints can be more challenging. Furthermore, modular partitions that demise offices from corridors or open-plan work areas, also require effective seals along the perimeters and bottoms of doors. This paper presents case-studies which highlight the challenges involved in providing acoustical privacy when using modular partitions.

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)0.006
Version: metacan-v3-hybrid-931329e0061cValidation 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: Empirical · Consensus signal: Empirical
Teacher disagreement score0.006
Threshold uncertainty score0.019

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.006
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0010.001
Scholarly communication0.0010.001
Open science0.0020.002
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0060.002

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 head0.032
GPT teacher head0.250
Teacher spread0.219 · 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 designBench or experimental
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

Citations0
Published2017
Admission routes2
Has abstractyes

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