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Record W4412983300 · doi:10.1016/j.knosys.2025.114210

Searching for the best student architecture in a knowledge distillation framework

2025· article· en· W4412983300 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

VenueKnowledge-Based Systems · 2025
Typearticle
Languageen
FieldEngineering
TopicExperimental Learning in Engineering
Canadian institutionsOntario Tech University
Fundersnot available
KeywordsDistillationArchitectureComputer scienceProcess engineeringEngineeringChemistryChromatographyArt

Abstract

fetched live from OpenAlex

Knowledge distillation aims to find a smaller model (i.e., student) that can perform at the level of a larger model (i.e., teacher). While the student model is highly beneficial in resource-constrained environments, finding the optimal student remains challenging due to the extensive search required through potential architectures and hyperparameters. To address this, we introduce a novel framework that integrates a caching mechanism and proximity analysis into Reinforcement Learning (RL) for Neural Architecture Search (NAS) and Hyperparameter Optimization (HPO) in knowledge distillation. This approach improves computational efficiency by avoiding redundant evaluations and estimating the performance of similar configurations. Our results, benchmarked against foundational and modern evolutionary search methods, demonstrate that the proposed framework can reduce full training evaluations by over 75% relative to a standard RL search, offering a robust advantage in computationally or operationally constrained environments.

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)0.001
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: Simulation or modeling
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.908
Threshold uncertainty score0.890

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.001
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.001
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 head0.013
GPT teacher head0.307
Teacher spread0.295 · 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