Barriers to the Conservation of Pre-World War II Residential Wood Windows
Bibliographic record
Abstract
The decision to practise conservation or replacement of deteriorated building components is a highly polarised issue between many building owners, product suppliers, contractors and heritage advocates. Many stakeholders have an attitude that new is better than old. This is especially true with windows, when considering whether to practise conservation on deteriorated original wood windows or whether to replace them with new windows. Most window suppliers and contractors recommend window replacement with new vinyl replacement windows, stressing energy savings and maintenance free installations. Advocates of conservation stress the importance of conservation for cultural heritage value, environmental benefits and economic benefits. Conservation advocates also refute that new replacement windows provide significant energy savings. \nVast numbers of pre-World War II residential wood windows continue to be replaced with new replacement windows. Acknowledging replacement is often the option of choice, this research study addresses the question, are there barriers to the conservation of pre-World War II residential wood windows? This study includes surveys and interviews with homeowners and other stakeholders to obtain their opinions of the reasons for choosing either conservation or replacement. A case study is used for this research, which utilises the homes of the pre-World War II residential neighbourhoods in Stratford, Ontario. This research reveals that homeowners of these older houses, who have proper knowledge and resources, will have a preference for window conservation. \nAnalysed data reveals that older residential wood windows contribute to a community’s cultural heritage value. The heritage planning implications gained from the case study demonstrates that heritage planning policies need to acknowledge older residential wood windows as a heritage resource for homeowners and the larger community.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot 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.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.001 | 0.005 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.001 |
| Science and technology studies | 0.002 | 0.002 |
| Scholarly communication | 0.002 | 0.001 |
| Open science | 0.001 | 0.001 |
| Research integrity | 0.000 | 0.001 |
| Insufficient payload (model declined to judge) | 0.005 | 0.000 |
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.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
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".