Gwangsu Kim

TESSAR: Geometry-Aware Active Regression via Dynamic Voronoi Tessellation

Active learning improves training efficiency by selectively querying the most informative samples for labeling. While it naturally fits classification tasks–where informative …

seong-jin-cho
Querying Easily Flip-flopped Samples for Deep Active Learning featured image

Querying Easily Flip-flopped Samples for Deep Active Learning

Proposes a new active learning approach by proposing a new uncertainty measure called the least disagree metric, as well as its efficient estimator, which is proven to be …

seong-jin-cho
Fast and Efficient MMD-based Fair PCA via Optimization over Stiefel Manifold featured image

Fast and Efficient MMD-based Fair PCA via Optimization over Stiefel Manifold

Proposes a new MMD-based definition of fairness for PCA, then formulate fair PCA as an optimization over the Stiefel manifold. Various theoretical and empirical discussions show …

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Junghyun Lee