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Recently, the emerging graph Transformers have made significant advancements for node classification on graphs. In most graph Transformers, a crucial step involves transforming the input graph into token sequences as the model input,…

机器学习 · 计算机科学 2024-06-28 Jinsong Chen , Siyu Jiang , Kun He

Diffusion-based graph generative models have recently obtained promising results for graph generation. However, existing diffusion-based graph generative models are mostly one-shot generative models that apply Gaussian diffusion in the…

人工智能 · 计算机科学 2023-07-19 Lingkai Kong , Jiaming Cui , Haotian Sun , Yuchen Zhuang , B. Aditya Prakash , Chao Zhang

Discrete graph generation has emerged as a powerful paradigm for modeling graph data, often relying on highly expressive neural backbones such as transformers or higher-order architectures. We revisit this design choice by introducing…

机器学习 · 计算机科学 2026-03-11 Jay Revolinsky , Harry Shomer , Jiliang Tang

Recently, molecule generation using deep learning has been actively investigated in drug discovery. In this field, Transformer and VAE are widely used as powerful models, but they are rarely used in combination due to structural and…

生物大分子 · 定量生物学 2024-04-08 Yasuhiro Yoshikai , Tadahaya Mizuno , Shumpei Nemoto , Hiroyuki Kusuhara

In this paper, we presented a novel convolutional neural network framework for graph modeling, with the introduction of two new modules specially designed for graph-structured data: the $k$-th order convolution operator and the adaptive…

机器学习 · 计算机科学 2017-10-23 Zhenpeng Zhou , Xiaocheng Li

In this paper, we propose a novel model called SGFormer, Semantic Graph TransFormer for point cloud-based 3D scene graph generation. The task aims to parse a point cloud-based scene into a semantic structural graph, with the core challenge…

计算机视觉与模式识别 · 计算机科学 2023-12-21 Changsheng Lv , Mengshi Qi , Xia Li , Zhengyuan Yang , Huadong Ma

Cytopathology report generation is a necessary step for the standardized examination of pathology images. However, manually writing detailed reports brings heavy workloads for pathologists. To improve efficiency, some existing works have…

计算机视觉与模式识别 · 计算机科学 2023-03-20 Yang-Fan Zhou , Kai-Lang Yao , Wu-Jun Li

Molecular understanding is central to advancing areas such as scientific discovery, yet Large Language Models (LLMs) struggle to understand molecular graphs effectively. Existing graph-LLM bridges often adapt the Q-Former-style connector…

机器学习 · 计算机科学 2026-03-03 Zihao Jing , Qiuhao Zeng , Ruiyi Fang , Yan Sun , Boyu Wang , Pingzhao Hu

Although substantial efforts have been made using graph neural networks (GNNs) for AI-driven drug discovery (AIDD), effective molecular representation learning remains an open challenge, especially in the case of insufficient labeled…

机器学习 · 计算机科学 2023-11-07 Zhen Wang , Zheng Feng , Yanjun Li , Bowen Li , Yongrui Wang , Chulin Sha , Min He , Xiaolin Li

Contemporary graph learning algorithms are not well-defined for large molecules since they do not consider the hierarchical interactions among the atoms, which are essential to determine the molecular properties of macromolecules. In this…

机器学习 · 计算机科学 2023-08-02 Nhat Khang Ngo , Truong Son Hy , Risi Kondor

Recently the Transformer structure has shown good performances in graph learning tasks. However, these Transformer models directly work on graph nodes and may have difficulties learning high-level information. Inspired by the vision…

机器学习 · 计算机科学 2023-04-11 Han Gao , Xu Han , Jiaoyang Huang , Jian-Xun Wang , Li-Ping Liu

Graph Transformer has demonstrated impressive capabilities in the field of graph representation learning. However, existing approaches face two critical challenges: (1) most models suffer from exponentially increasing computational…

We introduce G2T-LLM, a novel approach for molecule generation that uses graph-to-tree text encoding to transform graph-based molecular structures into a hierarchical text format optimized for large language models (LLMs). This encoding…

机器学习 · 计算机科学 2024-10-04 Zhaoning Yu , Xiangyang Xu , Hongyang Gao

The dominant graph-to-sequence transduction models employ graph neural networks for graph representation learning, where the structural information is reflected by the receptive field of neurons. Unlike graph neural networks that restrict…

计算与语言 · 计算机科学 2019-12-03 Deng Cai , Wai Lam

Graph Transformers have recently attracted attention for molecular property prediction by combining the inductive biases of graph neural networks (GNNs) with the global receptive field of Transformers. However, many existing hybrid…

机器学习 · 计算机科学 2026-04-09 Yi Yang , Ovidiu Daescu

Despite advances in generative methods, accurately modeling the distribution of graphs remains a challenging task primarily because of the absence of predefined or inherent unique graph representation. Two main strategies have emerged to…

机器学习 · 计算机科学 2024-01-31 Yoann Boget , Magda Gregorova , Alexandros Kalousis

Spectral graph neural networks (GNNs) learn graph representations via spectral-domain graph convolutions. However, most existing spectral graph filters are scalar-to-scalar functions, i.e., mapping a single eigenvalue to a single filtered…

机器学习 · 计算机科学 2023-03-03 Deyu Bo , Chuan Shi , Lele Wang , Renjie Liao

Machine learning, particularly graph learning, is gaining increasing recognition for its transformative impact across various fields. One such promising application is in the realm of molecule design and discovery, notably within the…

机器学习 · 计算机科学 2024-01-10 Nianzu Yang , Huaijin Wu , Kaipeng Zeng , Yang Li , Junchi Yan

Graph generative models are essential across diverse scientific domains by capturing complex distributions over relational data. Among them, graph diffusion models achieve superior performance but face inefficient sampling and limited…

机器学习 · 计算机科学 2025-06-17 Yiming Qin , Manuel Madeira , Dorina Thanou , Pascal Frossard

Being the most cutting-edge generative methods, diffusion methods have shown great advances in wide generation tasks. Among them, graph generation attracts significant research attention for its broad application in real life. In our…

机器学习 · 计算机科学 2024-07-17 Hongyang Chen , Can Xu , Lingyu Zheng , Qiang Zhang , Xuemin Lin