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Record W4205175776 · doi:10.22215/etd/2021-14719

Joint Modeling of Longitudinal and Survival Data

2021· dissertation· en· W4205175776 on OpenAlexaff
Alia Alkhathami

Bibliographic record

Venuenot available
Typedissertation
Languageen
FieldMathematics
TopicStatistical Methods and Inference
Canadian institutionsCarleton University
Fundersnot available
KeywordsRandom effects modelEstimatorGeneralized linear mixed modelMixed modelInferenceStatisticsEvent (particle physics)Confidence intervalSurvival analysisEconometricsComputer scienceRestricted maximum likelihoodMathematicsMaximum likelihoodMedicineArtificial intelligenceMeta-analysis

Abstract

fetched live from OpenAlex

An important target of many biomedical and clinical research paradigms is to identify biomarkers, including risk scores, with strong prognostic capabilities. Biomarker evaluations are usually utilized to predict the progression of the disease under study. In such clinical studies, one major research objective is to identify immune response biomarkers measured longitudinally that may be associated with the risk of death, infection, or any Throughout the writing of this dissertation I have received a great deal of support and assistance from special people. Therefore, I would like to take some time to thank all the people without whom this work would never have been possible. Those people literally have contributed to the research in their own particular way, and for that they deserve special thanks from me.

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 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)0.003
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Theoretical or conceptual · Consensus signal: Theoretical or conceptual
GenreCandidate signal: Methods · Consensus signal: Methods
Teacher disagreement score0.276
Threshold uncertainty score0.528

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.003
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
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 head0.378
GPT teacher head0.457
Teacher spread0.079 · 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 teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designTheoretical or conceptual
Domainnot available
GenreMethods

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
Published2021
Admission routes1
Has abstractyes

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