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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

168,742 papers · 148 categories

Trend · papers per month

count% of corpus
1122 · May 202319922001200920172026
4 results for “ELSA”
ELSA: Efficient Label Shift Adaptation through the Lens of Semiparametric Modelsstat.ML

ELSA efficiently adapts to label shift without post-prediction calibrations.

problem Domain adaptation with label shift across training and testing datasets.
method Moment-matching framework based on influence function geometry; solves linear systems for adaptation weights.
result ELSA estimator is n\sqrt{n}-consistent and asymptotically normal, achieving state-of-the-art estimation performance.
label shiftdomain adaptationsemiparametric modelsmoment-matchinginfluence function
2023-05-30abs ↗pdf ↗
Analysis of ELSA COVID-19 Substudy response rate using machine learning algorithmsstat.AP

Study uses ML to predict non-participation in ELSA COVID-19 follow-up studies.

problem Predicting non-participation in follow-up surveys due to various factors.
method Used machine learning algorithms including KNN, RF, AdaBoost, logistic regression, NN, and SVC.
result Random Forest (RF) outperforms other models in balanced accuracy.
Machine LearningSurvey Non-ResponseELSACOVID-19Random Forest
2024-11-01abs ↗pdf ↗