Indoor Climbing
I am a huge fan of bouldering especially for 70-degree overhangs in the picture. 
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portfolio
Xena in My Arms
I adopted a American Shorthair Tuxedo Female Cat named Xena with two of my undergrad roommates & best friends. 
publications
Robust Learning of a Group DRO Neuron
Published in International Conference on Artificial Intelligence and Statistics (AISTATS 2026), 2026
Accepted to AISTATS 2026 (Poster). We study learning a single neuron under regularized Group DRO and give an efficient algorithm with provable guarantees.
Recommended citation: Guyang (Kevin) Cao, Shuyao Li, Sushrut Karmalkar, Jelena Diakonikolas. (2026). "Robust Learning of a Group DRO Neuron." AISTATS 2026.
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talks
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teaching
CS 220
Undergraduate course, University of Wisconsin-Madison, Department of Computer Science, 1900
CS 412
Undergraduate course, University of Wisconsin-Msdison, Department of Computer Science, 1900