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Inspired by the successful application of contrastive learning on graphs, researchers attempt to impose graph contrastive learning approaches on heterogeneous information networks. Orthogonal to homogeneous graphs, the types of nodes and…

机器学习 · 计算机科学 2023-09-06 Yuanyuan Guo , Yu Xia , Rui Wang , Rongcheng Duan , Lu Li , Jiangmeng Li

Drug combination therapy is a well-established strategy for disease treatment with better effectiveness and less safety degradation. However, identifying novel drug combinations through wet-lab experiments is resource intensive due to the…

机器学习 · 计算机科学 2023-01-18 Zhihang Hu , Qinze Yu , Yucheng Guo , Taifeng Wang , Irwin King , Xin Gao , Le Song , Yu Li

Heterogeneous graph neural networks (HGNNs) have achieved strong performance in many real-world applications, yet targeted backdoor poisoning on heterogeneous graphs remains less studied. We consider backdoor attacks for heterogeneous node…

机器学习 · 计算机科学 2026-01-01 Honglin Gao , Lan Zhao , Junhao Ren , Xiang Li , Gaoxi Xiao

Preventable adverse drug reactions as a result of medical errors present a growing concern in modern medicine. As drug-drug interactions (DDIs) may cause adverse reactions, being able to extracting DDIs from drug labels into…

计算与语言 · 计算机科学 2019-05-21 Tung Tran , Ramakanth Kavuluru , Halil Kilicoglu

Drug discovery (DD) has tremendously contributed to maintaining and improving public health. Hypothesizing that inhibiting protein misfolding can slow disease progression, researchers focus on target identification (Target ID) to find…

定量方法 · 定量生物学 2025-01-29 Ziwen Li , Xiang 'Anthony' Chen , Youngseung Jeon

Drug combinations offer therapeutic benefits but also carry the risk of adverse drug-drug interactions (DDIs), especially under complex molecular structures. Accurate DDI event prediction requires capturing fine-grained inter-drug…

机器学习 · 计算机科学 2025-10-27 Xuan Lin , Aocheng Ding , Tengfei Ma , Hua Liang , Zhe Quan

Drug-target interaction (DTI) prediction plays a crucial role in drug discovery, and deep learning approaches have achieved state-of-the-art performance in this field. We introduce an ensemble of deep learning models (EnsembleDLM) for DTI…

生物大分子 · 定量生物学 2022-01-19 Po-Yu Kao , Shu-Min Kao , Nan-Lan Huang , Yen-Chu Lin

Most real-world datasets are inherently heterogeneous graphs, which involve a diversity of node and relation types. Heterogeneous graph embedding is to learn the structure and semantic information from the graph, and then embed it into the…

人工智能 · 计算机科学 2021-03-12 Bang Lin , Xiuchong Wang , Yu Dong , Chengfu Huo , Weijun Ren , Chuanyu Xu

This paper presents HGEN that pioneers ensemble learning for heterogeneous graphs. We argue that the heterogeneity in node types, nodal features, and local neighborhood topology poses significant challenges for ensemble learning,…

机器学习 · 计算机科学 2026-02-05 Jiajun Shen , Yufei Jin , Yi He , Xingquan Zhu

Heterogeneous graph neural networks aim to discover discriminative node embeddings and relations from multi-relational networks.One challenge of heterogeneous graph learning is the design of learnable meta-paths, which significantly…

机器学习 · 计算机科学 2023-04-19 Zhaoliang Chen , Zhihao Wu , Luying Zhong , Claudia Plant , Shiping Wang , Wenzhong Guo

Molecular interaction prediction plays a crucial role in forecasting unknown interactions between molecules, such as drug-target interaction (DTI) and drug-drug interaction (DDI), which are essential in the field of drug discovery and…

The identification of drug-target interactions (DTI) is critical for drug discovery and repositioning, as it reveals potential therapeutic uses of existing drugs, accelerating development and reducing costs. However, most existing models…

机器学习 · 计算机科学 2025-07-22 Xiang Zhao , Ruijie Li , Qiao Ning , Shikai Guo , Hui Li , Qian Ma

In-silico prediction of repurposable drugs is an effective drug discovery strategy that supplements de-nevo drug discovery from scratch. Reduced development time, less cost and absence of severe side effects are significant advantages of…

机器学习 · 计算机科学 2021-02-23 Sk Mazharul Islam , Sk Md Mosaddek Hossain , Sumanta Ray

Real-world networks and knowledge graphs are usually heterogeneous networks. Representation learning on heterogeneous networks is not only a popular but a pragmatic research field. The main challenge comes from the heterogeneity -- the…

社会与信息网络 · 计算机科学 2021-02-17 Jie Zhang , Jinru Ding , Suyuan Liu , Hongyan Wu

Heterogeneous information network (HIN) embedding, aiming to map the structure and semantic information in a HIN to distributed representations, has drawn considerable research attention. Graph neural networks for HIN embeddings typically…

社会与信息网络 · 计算机科学 2020-07-07 Di Jin , Zhizhi Yu , Dongxiao He , Carl Yang , Philip S. Yu , Jiawei Han

Predicting drug-drug interactions (DDIs) is essential for safe pharmacological treatments. Previous graph neural network (GNN) models leverage molecular structures and interaction networks but mostly rely on linear aggregation and symmetric…

机器学习 · 计算机科学 2026-02-04 Kunyi Fan , Mengjie Chen , Longlong Li , Cunquan Qu

Concomitant administration of drugs can cause drug-drug interactions (DDIs). Some drug combinations are beneficial, but other ones may cause negative effects which are previously unrecorded. Previous works on DDI prediction usually rely on…

人工智能 · 计算机科学 2022-08-26 Xinyu Zhu , Yongliang Shen , Weiming Lu

Graph neural networks (GNNs) and heterogeneous graph neural networks (HGNNs) are prominent techniques for homogeneous and heterogeneous graph representation learning, yet their performance in an end-to-end supervised framework greatly…

机器学习 · 计算机科学 2024-08-27 Xingtong Yu , Yuan Fang , Zemin Liu , Xinming Zhang

We propose a novel neural method to extract drug-drug interactions (DDIs) from texts using external drug molecular structure information. We encode textual drug pairs with convolutional neural networks and their molecular pairs with graph…

计算与语言 · 计算机科学 2018-05-16 Masaki Asada , Makoto Miwa , Yutaka Sasaki

Significant differences in protein structures hinder the generalization of existing drug-target interaction (DTI) models, which often rely heavily on pre-learned binding principles or detailed annotations. In contrast, BioBridge designs an…

机器学习 · 计算机科学 2025-03-28 Xiaoqing Lian , Jie Zhu , Tianxu Lv , Shiyun Nie , Hang Fan , Guosheng Wu , Yunjun Ge , Lihua Li , Xiangxiang Zeng , Xiang Pan