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20212026
most citedMotif-based Graph Self-Supervised Learning for Molecular Property Prediction

44 citations · 113 across the 21 of their papers we have counts for

collaborators

22 papers

cs.AI2026

BioMiner: A Multi-modal System for Automated Mining of Protein-Ligand Bioactivity Data from Literature

Jiaxian Yan, Jintao Zhu, Yuhang Yang +8

Protein-ligand bioactivity data published in the literature are essential for drug discovery, yet manual curation struggles to keep pace with rapidly growing literature. Automated…

cs.CR2025

A Biosecurity Agent for Lifecycle LLM Biosecurity Alignment

Meiyin Meng, Zaixi Zhang

Large language models (LLMs) are increasingly integrated into biomedical research workflows--from literature triage and hypothesis generation to experimental design--yet this expan…

cs.LG2025

GraphPrompter: Multi-stage Adaptive Prompt Optimization for Graph In-Context Learning

Rui Lv, Zaixi Zhang, Kai Zhang +6

Graph In-Context Learning, with the ability to adapt pre-trained graph models to novel and diverse downstream graphs without updating any parameters, has gained much attention in t…

q-bio.BM2024★ 2 cited

DeltaDock: A Unified Framework for Accurate, Efficient, and Physically Reliable Molecular Docking

Jiaxian Yan, Zaixi Zhang, Jintao Zhu +3

Molecular docking, a technique for predicting ligand binding poses, is crucial in structure-based drug design for understanding protein-ligand interactions. Recent advancements in…

q-bio.BM2024★ 2 cited

FlexSBDD: Structure-Based Drug Design with Flexible Protein Modeling

Zaixi Zhang, Mengdi Wang, Qi Liu

Structure-based drug design (SBDD), which aims to generate 3D ligand molecules binding to target proteins, is a fundamental task in drug discovery. Existing SBDD methods typically…

q-bio.BM2024★ 1 cited

Generalized Protein Pocket Generation with Prior-Informed Flow Matching

Zaixi Zhang, Marinka Zitnik, Qi Liu

Designing ligand-binding proteins, such as enzymes and biosensors, is essential in bioengineering and protein biology. One critical step in this process involves designing protein…

cs.LG2024★ 1 cited

Towards Few-shot Self-explaining Graph Neural Networks

Jingyu Peng, Qi Liu, Linan Yue +3

Recent advancements in Graph Neural Networks (GNNs) have spurred an upsurge of research dedicated to enhancing the explainability of GNNs, particularly in critical domains such as…

cs.LG2024★ 2 cited

FedGT: Federated Node Classification with Scalable Graph Transformer

Zaixi Zhang, Qingyong Hu, Yang Yu +2

Graphs are widely used to model relational data. As graphs are getting larger and larger in real-world scenarios, there is a trend to store and compute subgraphs in multiple local…

q-bio.BM2023★ 1 cited

Multi-scale Iterative Refinement towards Robust and Versatile Molecular Docking

Jiaxian Yan, Zaixi Zhang, Kai Zhang +1

Molecular docking is a key computational tool utilized to predict the binding conformations of small molecules to protein targets, which is fundamental in the design of novel drugs…

cs.PL2023

Sparse Attention-Based Neural Networks for Code Classification

Ziyang Xiang, Zaixi Zhang, Qi Liu

Categorizing source codes accurately and efficiently is a challenging problem in real-world programming education platform management. In recent years, model-based approaches utili…

cs.IR2023

AdaptSSR: Pre-training User Model with Augmentation-Adaptive Self-Supervised Ranking

Yang Yu, Qi Liu, Kai Zhang +7

User modeling, which aims to capture users' characteristics or interests, heavily relies on task-specific labeled data and suffers from the data sparsity issue. Several recent stud…

q-bio.BM2023★ 3 cited

Full-Atom Protein Pocket Design via Iterative Refinement

Zaixi Zhang, Zepu Lu, Zhongkai Hao +2

The design of \emph{de novo} functional proteins that bind specific ligand molecules is paramount in therapeutics and bio-engineering. A critical yet formidable task in this endeav…

q-bio.QM2023★ 6 cited

Geometric Deep Learning for Structure-Based Drug Design: A Survey

Zaixi Zhang, Jiaxian Yan, Yining Huang +4

Structure-based drug design (SBDD) leverages the three-dimensional geometry of proteins to identify potential drug candidates. Traditional approaches, rooted in physicochemical mod…

q-bio.BM2023★ 9 cited

Learning Subpocket Prototypes for Generalizable Structure-based Drug Design

Zaixi Zhang, Qi Liu

Generating molecules with high binding affinities to target proteins (a.k.a. structure-based drug design) is a fundamental and challenging task in drug discovery. Recently, deep ge…

q-bio.BM2023

An Equivariant Generative Framework for Molecular Graph-Structure Co-Design

Zaixi Zhang, Qi Liu, Chee-Kong Lee +2

Designing molecules with desirable physiochemical properties and functionalities is a long-standing challenge in chemistry, material science, and drug discovery. Recently, machine…

cs.AI2023★ 2 cited

Backdoor Defense via Deconfounded Representation Learning

Zaixi Zhang, Qi Liu, Zhicai Wang +2

Deep neural networks (DNNs) are recently shown to be vulnerable to backdoor attacks, where attackers embed hidden backdoors in the DNN model by injecting a few poisoned examples in…

cs.IR2022★ 6 cited

Untargeted Attack against Federated Recommendation Systems via Poisonous Item Embeddings and the Defense

Yang Yu, Qi Liu, Likang Wu +3

Federated recommendation (FedRec) can train personalized recommenders without collecting user data, but the decentralized nature makes it susceptible to poisoning attacks. Most pre…

cs.LG2022★ 30 cited

Hierarchical Graph Transformer with Adaptive Node Sampling

Zaixi Zhang, Qi Liu, Qingyong Hu +1

The Transformer architecture has achieved remarkable success in a number of domains including natural language processing and computer vision. However, when it comes to graph-struc…

cs.LG2022

Model Inversion Attacks against Graph Neural Networks

Zaixi Zhang, Qi Liu, Zhenya Huang +3

Many data mining tasks rely on graphs to model relational structures among individuals (nodes). Since relational data are often sensitive, there is an urgent need to evaluate the p…

physics.chem-ph2021★ 4 cited

Graph Self-Supervised Learning for Optoelectronic Properties of Organic Semiconductors

Zaixi Zhang, Qi Liu, Shengyu Zhang +3

The search for new high-performance organic semiconducting molecules is challenging due to the vastness of the chemical space, machine learning methods, particularly deep learning…

cs.LG2021

ProtGNN: Towards Self-Explaining Graph Neural Networks

Zaixi Zhang, Qi Liu, Hao Wang +2

Despite the recent progress in Graph Neural Networks (GNNs), it remains challenging to explain the predictions made by GNNs. Existing explanation methods mainly focus on post-hoc e…

q-bio.QM2021★ 44 cited

Motif-based Graph Self-Supervised Learning for Molecular Property Prediction

Zaixi Zhang, Qi Liu, Hao Wang +2

Predicting molecular properties with data-driven methods has drawn much attention in recent years. Particularly, Graph Neural Networks (GNNs) have demonstrated remarkable success i…