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20122026
most citedCluster-GCN: An Efficient Algorithm for Training Deep and Large Graph Convolutional Networks

1.3k citations · 1.7k across the 26 of their papers we have counts for

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cs.CL2026

APEX: Automated Prompt Engineering eXpert with Dynamic Data Selection

Fei Wang, Si Si, Cho-Jui Hsieh +1

Large Language Models are highly sensitive to prompt formulation, necessitating automatic prompt optimization to unlock their full potential. While evolutionary algorithms have eme…

cs.CL2026

GroupDPO: Memory-Efficient Group-Wise Direct Preference Optimization

Jixuan Leng, Si Si, Hsiang-Fu Yu +2

Preference optimization is widely used to align Large Language Models (LLMs) with preference feedback. However, most existing methods train on a single positive-negative pair per p…