Operational functionality test of offshore helicopter seat harness in wet and dry conditions
Bibliographic record
Abstract
Testing of offshore helicopter seat harnesses (S76, S92, and AW 139) was completed in realistic conditions to identify possible differences between underwater egress training harnesses and those used in actual helicopters. A weighted manikin (210 lb) was used in 24 dry trials, and five qualified instructors completed 34 underwater egress trials. Of the 58 trials, there were no (0%) release mechanism malfunctions. There were five trials (9%) in which the harness release mechanism did not fully disengage on the first attempt; however all five cases (100%) resulted when the harnesses were not fully tightened correctly or when the legs of the manikin created excessive friction against the release mechanism. Results clearly showed that even in the most extreme situation (90° unbalanced load of 210 lb), the harnesses were capable of opening with only minimal force. It is recommended, however, that individuals fully tighten their seat harness prior to critical phases of flight.
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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 | 0.000 | 0.002 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.001 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.002 | 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".