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Record W2498127538 · doi:10.1017/cbo9780511809132.003

Darwin concludes that organisms evolve

2003· book-chapter· en· W2498127538 on OpenAlexaff
Dick Neal

Bibliographic record

VenueCambridge University Press eBooks · 2003
Typebook-chapter
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicGenetic diversity and population structure
Canadian institutionsUniversity of Saskatchewan
Fundersnot available
KeywordsDarwin (ADL)AncestorDomesticationCharles darwinSubject (documents)BiologyGenealogyPopulationEnvironmental ethicsEvolutionary biologyDarwinismEcologyZoologyHistoryPhilosophyDemographySociologyArchaeology

Abstract

fetched live from OpenAlex

Prior to the time of Charles Darwin, there were many fine natural history studies that shed some light on the areas of population ecology and animal behaviour. Studies on population genetics were largely related to the breeding of domesticated animals and plants. Although considerable success had been made in breeding new varieties of many species, how the characteristics of organisms were inherited remained a mystery. Carl Linnaeus had developed the binomial classification system during the previous century and collectors were roaming the globe finding ever more species and plotting the distributions of many species. The astonishing variety of organisms was becoming more and more apparent. There had also been speculation about the evolution of organisms, in fact Charles Darwin's paternal grandfather, Erasmus Darwin, had written on the subject in his book Zoonomia , but undoubtedly the most famous theory on this subject was that of Jean Baptiste de Lamarck in 1801. However, these evolutionary ideas had little scientific credence at the time when Charles Darwin was receiving his education. So we may ask: what led Charles Darwin to conclude that organisms had evolved from a common ancestor? Charles Darwin: some important early influences (1809–31) Charles, born in 1809, was the fifth of six children of the physician Robert Darwin and his wife Susannah. When Susannah died in 1817 the household was ruled by the triumvirate of Charles' older sisters, whilst his father was a domineering presence who had little sympathy with the antics of a small boy.

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 imitation

Not 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.

metaresearch head score (Codex)0.002
metaresearch head score (Gemma)0.003
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Theoretical or conceptual · Consensus signal: Theoretical or conceptual
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.004
Threshold uncertainty score0.015

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0020.003
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0010.000
Science and technology studies0.0020.016
Scholarly communication0.0030.006
Open science0.0010.003
Research integrity0.0040.007
Insufficient payload (model declined to judge)0.0040.002

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 head0.021
GPT teacher head0.197
Teacher spread0.175 · 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 source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designTheoretical or conceptual
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

Citations0
Published2003
Admission routes1
Has abstractyes

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Same venueCambridge University Press eBooks→Same topicGenetic diversity and population structure→French-language works237,207→