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Record W2265225711 · doi:10.1002/9780470569962.ch3

Fuzzy Models of Evolvable Granularity

2010· other· en· W2265225711 on OpenAlexaff
Witold Pedrycz

Bibliographic record

Venuenot available
Typeother
Languageen
FieldComputer Science
TopicFuzzy Logic and Control Systems
Canadian institutionsUniversity of Alberta
Fundersnot available
KeywordsGranularityFuzzy logicComputer scienceData miningCluster analysisNeuro-fuzzyFeature (linguistics)Artificial intelligenceFuzzy clusteringFuzzy control system

Abstract

fetched live from OpenAlex

Considering the inherent granularity present in fuzzy modeling, the objective of this chapter is to endow fuzzy models with an important feature of evolvable granularity—granularity whose level mirrors the varying dynamics and perception of the data/system. Depending on the architecture of the fuzzy models, the changes in granularity can be directly translated into the number of rules, local models, number of fuzzy neurons, and so on. The authors revisit and redevelop Fuzzy C-Means (FCM) so that the generic algorithm could be efficiently used in the framework of dynamic data analysis. The chapter concentrates on the fundamental design aspects, namely (1) splitting and merging criteria, (2) assessment of quality of clusters that could be directly used when controlling the dynamics of the clusters and deciding on the change of the number of clusters themselves, and (3) optimization capabilities of fuzzy clustering (FCM), which could be exploited upfront when running the algorithm. Controlled Vocabulary Terms fuzzy neural nets; merging; optimisation; workstation clusters

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)0.002
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: Other · Consensus signal: none
Teacher disagreement score0.004
Threshold uncertainty score0.014

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.002
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0010.001
Science and technology studies0.0010.002
Scholarly communication0.0020.002
Open science0.0010.002
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0040.000

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 head0.207
Teacher spread0.194 · 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
GenreOther

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
Published2010
Admission routes1
Has abstractyes

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Same topicFuzzy Logic and Control SystemsFrench-language works237,207