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Multi-objective maintenance decision-making of corroded parallel pipeline systems
Why is this work in the frame?
A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.
Canadian affiliationAn author listed a Canadian institution. This is the only route the usual frame has.
The three-model screen
all 1,000 screened works →All three models called this out of scope.
stratum: aff_core · design weight: 5595.24 (the sample is stratified; any rate computed without the weight is wrong)
Claude Opus 4.8OUT
genre: empirical
about Canada: no
confidence: high
No abstract; maintenance optimization for corroded pipelines; reliability engineering.
GPT-5.6 (high)OUT
genre: empirical
about Canada: no
confidence: high
The study develops maintenance decisions for corroded pipeline systems.
Grok 4.5OUT
genre: empirical
about Canada: no
confidence: medium
Engineering maintenance decision-making for corroded pipelines; domain infrastructure (no abstract).
Abstract
No abstract. This is not a gap in this database — OpenAlex has none either. 23.3% of the frame is in this state, and the screen finds HALF as much metaresearch here, so the absence is a measured bias rather than a missing field.
The record
- Venue
- Applied Energy
- Topic
- Structural Integrity and Reliability Analysis
- Field
- Engineering
- Canadian institutions
- University of Alberta
- Funders
- Fundamental Research Funds for the Central UniversitiesNational Natural Science Foundation of China
- Keywords
- DowntimeReliability engineeringPreventive maintenancePipeline (software)Computer sciencePipeline transportEngineeringReliability (semiconductor)Operations researchRisk analysis (engineering)Mathematical optimization
- Has abstract in OpenAlex
- no