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Record W3122751602 · doi:10.22215/etd/2015-10855

Experimental Evaluation of Reordering Buffer Management Algorithms

2015· dissertation· en· W3122751602 on OpenAlexaff
Medha Vasanth

Bibliographic record

Venuenot available
Typedissertation
Languageen
FieldComputer Science
TopicOptimization and Search Problems
Canadian institutionsCarleton University
Fundersnot available
KeywordsSequence (biology)Buffer (optical fiber)Computer scienceAlgorithmTelecommunications

Abstract

fetched live from OpenAlex

In the Reordering Buffer Management (RBM) problem, we are given an input sequence of size N and a buffer B of size k (k < N ).Each item in the input sequence is characterized by a specific attribute referred to as its "colour".The defining characteristic of this problem is that a cost is incurred when we switch from one colour to another in the resulting output sequence.This cost can be uniform or non-uniform.Our goal is to permute the input sequence using the buffer B such that the cost of switching between colours is minimized.In the online version of the RBM problem, the input sequence is not known in advance.We propose a new algorithm in this thesis, Accelerated Threshold (Acc-T) for the online version of the RBM problem with non-uniform costs.This thesis also presents experimental results for several existing uniform and non-uniform cost algorithms, for the online version of the RBM problem.We compare these algorithms against different combinations of input sequence types, cost functions, buffer sizes and number of colours.

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)0.004
metaresearch head score (Gemma)0.024
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: Empirical · Consensus signal: Empirical
Teacher disagreement score0.008
Threshold uncertainty score0.027

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0040.024
Meta-epidemiology (narrow)0.0020.000
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0010.002
Science and technology studies0.0010.001
Scholarly communication0.0010.003
Open science0.0030.001
Research integrity0.0020.001
Insufficient payload (model declined to judge)0.0080.002

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 head0.072
GPT teacher head0.385
Teacher spread0.313 · 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
GenreEmpirical

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

Citations1
Published2015
Admission routes1
Has abstractyes

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