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20232026
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cs.LG2025

Struc-EMB: The Potential of Structure-Aware Encoding in Language Embeddings

Shikun Liu, Haoyu Wang, Mufei Li +1

Text embeddings from Large Language Models (LLMs) have become foundational for numerous applications. However, these models typically operate on raw text, overlooking the rich stru…

cs.LG2025

RoFt-Mol: Benchmarking Robust Fine-Tuning with Molecular Graph Foundation Models

Shikun Liu, Deyu Zou, Nima Shoghi +3

In the era of foundation models, fine-tuning pre-trained models for specific downstream tasks has become crucial. This drives the need for robust fine-tuning methods to address cha…

cs.LG2025

Graph-KV: Breaking Sequence via Injecting Structural Biases into Large Language Models

Haoyu Wang, Peihao Wang, Mufei Li +4

Modern large language models (LLMs) are inherently auto-regressive, requiring input to be serialized into flat sequences regardless of their structural dependencies. This serializa…

cs.LG2025

Structural Alignment Improves Graph Test-Time Adaptation

Hans Hao-Hsun Hsu, Shikun Liu, Han Zhao +1

Graph-based learning excels at capturing interaction patterns in diverse domains like recommendation, fraud detection, and particle physics. However, its performance often degrades…

cs.LG2025

Model Generalization on Text Attribute Graphs: Principles with Large Language Models

Haoyu Wang, Shikun Liu, Rongzhe Wei +1

Large language models (LLMs) have recently been introduced to graph learning, aiming to extend their zero-shot generalization success to tasks where labeled graph data is scarce. A…

cs.LG2024

Pairwise Alignment Improves Graph Domain Adaptation

Shikun Liu, Deyu Zou, Han Zhao +1

Graph-based methods, pivotal for label inference over interconnected objects in many real-world applications, often encounter generalization challenges, if the graph used for model…

cs.LG2023

GeSS: Benchmarking Geometric Deep Learning under Scientific Applications with Distribution Shifts

Deyu Zou, Shikun Liu, Siqi Miao +3

Geometric deep learning (GDL) has gained significant attention in scientific fields, for its proficiency in modeling data with intricate geometric structures. However, very few wor…