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Record W4407555323 · doi:10.1142/s0218194025500147

Approximate Query for Industrial Fault Knowledge Graph Based on Vector Index

2025· article· en· W4407555323 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

VenueInternational Journal of Software Engineering and Knowledge Engineering · 2025
Typearticle
Languageen
FieldComputer Science
TopicRough Sets and Fuzzy Logic
Canadian institutionsNovelis (Canada)
Fundersnot available
KeywordsComputer scienceGraphIndex (typography)Data miningQuery optimizationInformation retrievalTheoretical computer scienceProgramming language

Abstract

fetched live from OpenAlex

In the industrial sector, index-based fault knowledge graph query techniques are essential for accelerating fault information retrieval and improving the accuracy and efficiency of diagnosing equipment issues. Using knowledge graph embedding, these systems transform entities and their relationships into dense vectors, making it easier for machine learning algorithms to process knowledge graph queries effectively. However, existing models often focus on boosting search accuracy at the cost of time efficiency, particularly when dealing with large fault knowledge graphs. To address this, we propose an optimized query method for fault knowledge graphs using vector indexing. The process starts by converting the entities and relationships in the knowledge graph into a vector space, generating a concise vector representation. Advanced vector database technology is then employed to build a specialized vector index library designed for fault knowledge graphs. This includes dividing the search space through clustering algorithms and employing approximate matching techniques to enhance query speed. By utilizing the indexed fault knowledge graph, we can conduct similarity searches to facilitate approximate querying. Evaluations show that our approach significantly reduces search times and outperforms traditional methods in terms of accuracy, demonstrating the value of vector index libraries in boosting the overall query efficiency of knowledge graphs, while keeping high accuracy levels.

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.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.001
Version: codex-gemma-dda1882f352aValidation 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: Methods · Consensus signal: none
Teacher disagreement score0.935
Threshold uncertainty score0.886

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0010.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

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 head0.014
GPT teacher head0.248
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