Bibliographic record
Abstract
Earnings reports for 2022 are coming out from major US chemical makers, and so far they paint a picture of an industry that faced many obstacles, particularly in the second half of the year. It was a “very challenging year characterized by a war in Ukraine, evolving responses to the COVID pandemic, energy volatility, inflation, and rapidly changing monetary policies,” LyondellBasell Industries CEO Peter Vanacker told analysts on a conference call. The company posted a sales increase of 9.3% but a profit decline of 32.7% for 2022. Its olefins and polyolefins business saw slumping demand, particularly in Europe, where the unit’s plant operating rates were 60% in the fourth quarter and it lost $152 million before taxes. Europe has been mired in an energy crisis stemming from the war in Ukraine and the resulting disruption to natural gas supplies. LyondellBasell officials told analysts that energy costs have moderated since the
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 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 | 0.002 | 0.005 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.001 |
| Bibliometrics | 0.001 | 0.001 |
| Science and technology studies | 0.005 | 0.001 |
| Scholarly communication | 0.009 | 0.004 |
| Open science | 0.001 | 0.004 |
| Research integrity | 0.006 | 0.006 |
| Insufficient payload (model declined to judge) | 0.060 | 0.032 |
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".