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Record W4406122513 · doi:10.1016/j.aej.2024.12.003

Revolutionizing facial image retrieval: Multi-block and mean based local binary patterns with sign and magnitude analysis

2025· article· en· W4406122513 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

VenueAlexandria Engineering Journal · 2025
Typearticle
Languageen
FieldComputer Science
TopicImage Retrieval and Classification Techniques
Canadian institutionsÉcole de Technologie Supérieure
Fundersnot available
KeywordsMagnitude (astronomy)Sign (mathematics)Local binary patternsBlock (permutation group theory)Pattern recognition (psychology)Binary numberImage (mathematics)MathematicsFace (sociological concept)Artificial intelligenceComputer visionComputer scienceGeometryArithmeticPhysicsMathematical analysisHistogramAstrophysics

Abstract

fetched live from OpenAlex

Robust and accurate approaches are in high demand in the field of facial image retrieval systems. The current methods are not as resilient overall since they mostly rely on sign information within small 3 × 3 or 5 × 5 pixel windows. We provide a novel local binary descriptor specifically designed for facial image retrieval, called Multi-scale Block and Mean-based Local Binary Pattern (MBM-LBP), to address this issue head-on. By utilizing a larger 6 × 6 pixel window and taking into account the sign and magnitude of nearby pixels holistically, MBM-LBP represents a paradigm leap in system robustness and improves the richness of feature representation. The suggested MBM-LBP is carefully examined by means of thorough evaluations using two face image datasets. The results clearly demonstrate MBM-LBP’s superiority over current state-of-the-art methods in the field of face image retrieval. In addition to improving retrieval accuracy, MBM-LBP has the potential to provide more accurate and consistent results for a broad range of real-world uses. This ground-breaking invention paves the way for improved face image retrieval systems, catering to the diverse requirements of multiple industries where reliable and effective retrieval is vital. Facial image retrieval is about to enter a new era marked by significant improvements in both performance and utility, thanks to the leadership of MBM-LBP.

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)0.000
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: none
GenreCandidate signal: Methods · Consensus signal: none
Teacher disagreement score0.828
Threshold uncertainty score0.632

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
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 head0.008
GPT teacher head0.226
Teacher spread0.217 · 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