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Annika Betken

3 accepted papers

2025

Differentially private algorithms for linear queries via stochastic convex optimization

AISTATS 2025poster

This article establishes a method to answer a finite set of linear queries on a given dataset while ensuring differential privacy. To achieve this, we formulate the corresponding task as a saddle-point problem, i.e. an optimization problem whose solution corresponds to a distribution minimizing the…

Cited by 0SourceScholar
2025

Optimal Learning of Kernel Logistic Regression for Complex Classification Scenarios

ICLR 2025poster

Complex classification scenarios, including long-tailed learning, domain adaptation, and transfer learning, present substantial challenges for traditional algorithms. Conditional class probability (CCP) predictions have recently become critical components of many state-of-the-art algorithms designed…

Cited by 0SourcePDFScholar
2024

Class Probability Matching with Calibrated Networks for Label Shift Adaption

ICLR 2024poster

We consider the domain adaptation problem in the context of label shift, where the label distributions between source and target domain differ, but the conditional distributions of features given the label are the same. To solve the label shift adaption problem, we develop a novel matching framewor…

Cited by 3SourcePDFScholar