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Record W2147620415

Lfm2000 - Fifth NASA Langley Formal Methods Workshop

2000· article· en· W2147620415 on OpenAlexfundno aff
C. Michael Holloway

Bibliographic record

VenueNASA Technical Reports Server (NASA) · 2000
Typearticle
Languageen
FieldComputer Science
TopicReal-Time Systems Scheduling
Canadian institutionsnot available
FundersOffice of Naval ResearchNatural Sciences and Engineering Research Council of CanadaU.S. Air ForceAir Force Materiel CommandDirectorate for Biological SciencesUniversity of TorontoCoordenação de Aperfeiçoamento de Pessoal de Nível SuperiorRoyal Academy of EngineeringNational Science Foundation
KeywordsAeronauticsEvent (particle physics)Library scienceFormal methodsComputer scienceEngineeringSoftware engineeringPhysics
DOInot available

Abstract

fetched live from OpenAlex

This paper introduces the use of abstraction relationships for timed automata. Abstraction relations make it possible to determine when one specification implements another, i.e. when they have the same set of computations. The approach taken herepermits the hiding of internal events and takes into account the timedbehavior of the specification. A new representation of the semantics of a specification is introduced. This representation, min-max automata is morecompact than other types of finite state automata typically usedtorepresent real-time systems, and can beused to define a variety of abstraction relationships. 1 Introduction This paper describes the use of min-max automata to specify the behavior of real-time systems compactly. Originally developed [2] as an alternative representation of timed behavior for the Modechart language[12], in order to support the evaluation of abstraction relationships between Modechart specifications, min-max automata are a general construct for re...

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)0.011
metaresearch head score (Gemma)0.011
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: none
GenreCandidate signal: Other · Consensus signal: none
Teacher disagreement score0.043
Threshold uncertainty score0.144

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0110.011
Meta-epidemiology (narrow)0.0020.001
Meta-epidemiology (broad)0.0010.003
Bibliometrics0.0020.002
Science and technology studies0.0020.002
Scholarly communication0.0060.006
Open science0.0040.003
Research integrity0.0020.004
Insufficient payload (model declined to judge)0.0430.017

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 head0.023
GPT teacher head0.324
Teacher spread0.301 · 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 designNot applicable
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

Citations15
Published2000
Admission routes1
Has abstractyes

Explore more

Same venueNASA Technical Reports Server (NASA)Same topicReal-Time Systems SchedulingFrench-language works237,207