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Record W2144828720 · doi:10.4000/vertigo.11910

Gestion des risques naturels : modéliser quoi, pour qui ?

2012· article· fr· W2144828720 on OpenAlexvenueno aff
Jonathan Musereau

Bibliographic record

VenueVertigO · 2012
Typearticle
Languagefr
FieldEarth and Planetary Sciences
TopicCoastal and Marine Dynamics
Canadian institutionsnot available
Fundersnot available
KeywordsHumanitiesPolitical sciencePhilosophy

Abstract

fetched live from OpenAlex

Pour mieux décrire les aléas naturels et tenter d’en prévoir les conséquences, nous multiplions les recours à la modélisation. Les vertus des outils qui en découlent ne sont plus à démontrer. Autour de la question du changement climatique et vis-à-vis des risques naturels, la logique actuelle voudrait que la recherche d’un idéal de précision – augmenter indéfiniment les résolutions spatiales et temporelles des modèles, multiplier à outrance le nombre de paramètres à ingérer – soit la seule manière de gagner en efficacité. Au travers d’exemples appliqués à l’érosion marine, nous illustrons les possibles dérives de cette approche, que nous qualifions d’analytique, et présentons, dans un but applicatif, une démarche alternative. Il s’agit de construire un indice d’érosion qui, de façon pragmatique et suivant un raisonnement phénoménologique, vise à répondre à une demande sociale croissante en prédiction du dommage en milieu littoral. Son principe est simple : caractériser et prédire les conditions de survenue des tempêtes à impact, celles qui engendrent effectivement de l’érosion. Il combine trois facteurs fondamentaux : un fort vent d’afflux, une forte houle et une haute mer de vive-eau. Les tests menés sur la plage artificielle de Marennes (Charente-Maritime, France) se sont avérés concluants. Cependant, certaines limites doivent encore être repoussées, notamment la prise en compte de la non-linéarité du comportement des systèmes littoraux.

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)0.001
metaresearch head score (Gemma)0.005
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: none
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.021
Threshold uncertainty score0.042

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.005
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0010.002
Bibliometrics0.0010.001
Science and technology studies0.0010.002
Scholarly communication0.0050.005
Open science0.0020.002
Research integrity0.0030.003
Insufficient payload (model declined to judge)0.0080.001

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 head0.020
GPT teacher head0.217
Teacher spread0.197 · 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".

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Citations0
Published2012
Admission routes1
Has abstractyes

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Same venueVertigOSame topicCoastal and Marine DynamicsFrench-language works237,207