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Record W1562294146 · doi:10.1109/cec.2005.1554665

Non-local Adaptation of Artificial Predators and Prey

2005· article· en· W1562294146 on OpenAlexaff
Daniel Ashlock, A. Sherk

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldSocial Sciences
TopicEvolutionary Game Theory and Cooperation
Canadian institutionsUniversity of Guelph
Fundersnot available
KeywordsAdaptation (eye)PredationTask (project management)PopulationLocal adaptationArtificial intelligencePredatorCompetition (biology)Computer scienceEcologyBiologyEngineering

Abstract

fetched live from OpenAlex

Non-local adaptation is the acquisition of general skill at a competitive task. General skill is defined as skill against a broad spectrum of opponents rather than just those an agent encountered during its training or evolution. Biological dogma suggests that evolved creatures should be adapted only to their environment and the opponents they encounter during evolution. If this dogma applies to digital evolution, then we should not observe non-local adaptation in agents trained with evolutionary computation to perform some competitive task. A number of previous studies have found non-local adaptation in prisoner's dilemma, in a model of competitive exclusion in plants, and in a virtual robotics task. This paper examines non-local adaptation in a virtual predator-prey system. One hundred distinct predator-prey lineages are evolved for 250,000 time steps, saving an intermediate population at time step 100,000. Predators and prey from distinct lineages are placed in competition. For the four possible comparisons in which the type of one competitor is held constant and the other is varied from less to more evolved, a statistically significant increase in ability to acquire food is seen in the more-evolved agents.

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)0.000
metaresearch head score (Gemma)0.002
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: Simulation or modeling
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.001
Threshold uncertainty score0.005

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.002
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.001
Scholarly communication0.0010.001
Open science0.0010.001
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0010.000

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.

Opus teacher head0.019
GPT teacher head0.278
Teacher spread0.259 · 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 designSimulation or modeling
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

Citations17
Published2005
Admission routes1
Has abstractyes

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Same topicEvolutionary Game Theory and CooperationFrench-language works237,207