Lalitha Sankar

Professor, Arizona State University

3 papers at NeurIPS 2025

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Poster Session 2

2 papers

Wednesday, December 3, 2025 · 4:30 PM → 7:30 PM

Exhibit Hall C,D,E

GeoClip: Geometry-Aware Clipping for Differentially Private SGD

#1209 · Atefeh Gilani, Naima Tasnim, Lalitha Sankar, Oliver Kosut

GeoClip makes DP-SGD geometry-aware by adapting clipping to the structure of the gradients. It reduces noise and improves convergence and utility without additional privacy cost.

Thumb on the Scale: Optimal Loss Weighting in Last Layer Retraining

#2811 · Nathan Stromberg, Christos Thrampoulidis, Lalitha Sankar

Poster Session 3

1 paper

Thursday, December 4, 2025 · 11:00 AM → 2:00 PM

Exhibit Hall C,D,E

CORAL: Disentangling Latent Representations in Long-Tailed Diffusion

#3619 · Esther Rodriguez, Monica Welfert, Samuel McDowell, Nathan Stromberg, Julian Antolin Camarena, Lalitha Sankar