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Record W4200073816 · doi:10.1051/medsci/2021186

Extraction automatique de repères vertébraux à partir d’échographies

2021· article· fr· W4200073816 on OpenAlexaff
Arnaud Brignol, Farida Chériet, Catherine Laporte

Bibliographic record

Venuemédecine/sciences · 2021
Typearticle
Languagefr
FieldEngineering
TopicMedical Imaging and Analysis
Canadian institutionsÉcole de Technologie SupérieurePolytechnique MontréalCentre Hospitalier Universitaire Sainte-Justine
Fundersnot available
KeywordsPhilosophyHumanitiesPhysics

Abstract

fetched live from OpenAlex

Certaines formes de myopathies telles que la dystrophie musculaire de Duchenne entraînent une dégénérescence progressive des muscles chez le patient. Ceci se traduit par l’apparition d’une scoliose dont la gravité augmente au cours du temps. La norme clinique pour le suivi de la scoliose consiste à réaliser un examen radiographique. Malheureusement, l’exposition répétée aux rayons X est nocive pour la santé du patient. L’échographie est une technique d’imagerie médicale non irradiante qui utilise des ondes ultrasonores (US). Cependant, l’interprétation des échographies de vertèbres est souvent difficile en raison de la qualité variable des images. En réponse à ce défi, nous présentons une méthode pour localiser automatiquement les vertèbres sur les échographies. La validation de cette approche reproductible laisse à penser qu’il serait possible, à terme, de remplacer une partie des examens radiographiques standards par l’échographie.

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)0.004
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.007
Threshold uncertainty score0.024

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.004
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0040.002
Science and technology studies0.0010.001
Scholarly communication0.0020.001
Open science0.0010.001
Research integrity0.0020.001
Insufficient payload (model declined to judge)0.0070.006

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 head0.022
GPT teacher head0.302
Teacher spread0.280 · 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 designBench or experimental
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
Published2021
Admission routes1
Has abstractyes

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