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Record W762137800

SINGAPORE PURSUES ITS MRT EXPANSION

2004· article· en· W762137800 on OpenAlexaboutno aff
S Wallis

Bibliographic record

VenueTunnels & tunnelling · 2004
Typearticle
Languageen
FieldEngineering
TopicRailway Engineering and Dynamics
Canadian institutionsnot available
Fundersnot available
KeywordsExcavationQuarter (Canadian coin)EngineeringBoulevardWork (physics)Line (geometry)Forensic engineeringArchaeologyCivil engineeringGeotechnical engineeringGeographyMathematicsMechanical engineering
DOInot available

Abstract

fetched live from OpenAlex

The exact causes of the collapse of MRT's Nicoll Highway open cut tunnel excavation in Singapore are still unknown. Four people were killed as a result of this collapse. The collapse occurred on a 1,600 m length of the bottom-up open cut running tunnel construction between the open cut station boxes for the Nicoll Highway and Boulevard Stations on State 1 of the Circle Line. While excavation on all the Circle Line contracts was suspended for two weeks following the collapse, work on 14 of the 16 sites was authorized for continuation after an investigation. The Nicoll Highway remains closed in both directions. Work on the project is still pressing ahead. Excavation on Stage 2 has started, and tunneling on Stage 3 is expected to start in the third quarter of 2004.

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 categoriesMeta-epidemiology (narrow)
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: Simulation or modeling
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.220
Threshold uncertainty score1.000

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 head0.012
GPT teacher head0.205
Teacher spread0.193 · 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.

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

Citations1
Published2004
Admission routes1
Has abstractyes

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