MétaCan
Menu
Back to cohort
Record W2952235855

Multilingual SPARQL Query Generation Using Lexico-Syntactic Patterns

2019· article· en· W2952235855 on OpenAlexfundno aff
Nikolay Radoev

Bibliographic record

VenuePolyPublie (École Polytechnique de Montréal) · 2019
Typearticle
Languageen
FieldComputer Science
TopicSemantic Web and Ontologies
Canadian institutionsnot available
FundersNatural Sciences and Engineering Research Council of Canada
KeywordsHumanitiesPolitical scienceEthnologyPhilosophySociology
DOInot available

Abstract

fetched live from OpenAlex

Le Web Semantique et les technologies qui s'y rattachent ont permis la création d'un grand nombre de données disponibles publiquement sous forme de bases de connaissances.Toutefois, ces données nécessitent un langage de requêtes SPARQL qui n'est pas maitrisé par tous les usagers.Pour faciliter le lien entre les bases de connaissances comme DBpedia destinées à être utilisées par des machines et les utilisateurs humains, plusieurs systèmes de question-réponse ont été développés.Le but de tels systèmes est de retrouver dans les bases de connaissances des réponses à des questions posées avec un minimum d'effort demandé de la part des utilisateurs.Cependant, plusieurs de ces systèmes ne permettent pas des expressions en langage naturel et imposent des restrictions spécifiques sur le format des questions.De plus, les systèmes monolingues, très souvent en anglais, sont beaucoup plus populaires que les systèmes multilingues qui ont des performances moindres.Le but de ce travail est de développer un système de question-réponse multilingue capable de prendre des questions exprimées en langage naturel et d'extraire la réponse d'une base de connaissance.Ceci est effectué en transformant automatiquement la question posée en requêtes SPARQL.Cette génération de requêtes repose sur des patrons lexico-syntaxiques qui exploitent la spécificité syntaxique de chaque langue.vi

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)0.004
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: none
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.011
Threshold uncertainty score0.036

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0020.004
Meta-epidemiology (narrow)0.0010.001
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0020.002
Science and technology studies0.0010.001
Scholarly communication0.0020.002
Open science0.0010.003
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0110.005

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 head0.029
GPT teacher head0.263
Teacher spread0.235 · 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

Citations0
Published2019
Admission routes1
Has abstractyes

Explore more

Same venuePolyPublie (École Polytechnique de Montréal)Same topicSemantic Web and OntologiesFrench-language works237,207