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The human brain can be considered as complex networks, composed of various regions that continuously exchange their information with each other, forming the brain network graph, from which nodes and edges are extracted using resting-state…

Machine Learning · Computer Science 2025-02-19 Parnian Jalali , Mehran Safayani

Predicting outcomes, such as survival or metastasis for individual cancer patients is a crucial component of precision oncology. Machine learning (ML) offers a promising way to exploit rich multi-modal data, including clinical information…

Machine Learning · Computer Science 2021-06-04 Michal Kazmierski , Benjamin Haibe-Kains

Aiming to alleviate data sparsity and cold-start problems of traditional recommender systems, incorporating knowledge graphs (KGs) to supplement auxiliary information has recently gained considerable attention. Via unifying the KG with…

Information Retrieval · Computer Science 2022-01-04 Yankai Chen , Menglin Yang , Yingxue Zhang , Mengchen Zhao , Ziqiao Meng , Jianye Hao , Irwin King

Primary liver malignancies are widely recognized as the most heterogeneous and prognostically diverse cancers of the digestive system. Among these, hepatocellular carcinoma (HCC) and intrahepatic cholangiocarcinoma (ICC) emerge as the two…

Computer Vision and Pattern Recognition · Computer Science 2025-10-08 Anwen Lu , Mingxin Liu , Yiping Jiao , Hongyi Gong , Geyang Xu , Jun Chen , Jun Xu

Supervised learning tasks such as cancer survival prediction from gigapixel whole slide images (WSIs) are a critical challenge in computational pathology that requires modeling complex features of the tumor microenvironment. These learning…

Image and Video Processing · Electrical Eng. & Systems 2022-11-22 Iain Carmichael , Andrew H. Song , Richard J. Chen , Drew F. K. Williamson , Tiffany Y. Chen , Faisal Mahmood

Various data mining tasks have been proposed to study Community Question Answering (CQA) platforms like Stack Overflow. The relatedness between some of these tasks provides useful learning signals to each other via Multi-Task Learning…

Computation and Language · Computer Science 2021-10-06 Zizheng Lin , Haowen Ke , Ngo-Yin Wong , Jiaxin Bai , Yangqiu Song , Huan Zhao , Junpeng Ye

Despite the success of Heterogeneous Graph Neural Networks (HGNNs) in modeling real-world Heterogeneous Information Networks (HINs), challenges such as expressiveness limitations and over-smoothing have prompted researchers to explore Graph…

Machine Learning · Computer Science 2024-07-19 Qiuyu Zhu , Liang Zhang , Qianxiong Xu , Kaijun Liu , Cheng Long , Xiaoyang Wang

Multi-Label Image Recognition (MLIR) is a challenging task that aims to predict multiple object labels in a single image while modeling the complex relationships between labels and image regions. Although convolutional neural networks and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Ruijie Yao , Sheng Jin , Lumin Xu , Wang Zeng , Wentao Liu , Chen Qian , Ping Luo , Ji Wu

Graph-based Multiple Instance Learning (MIL) is widely used in survival analysis with Hematoxylin and Eosin (H\&E)-stained whole slide images (WSIs) due to its ability to capture topological information. However, variations in staining and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Min Cen , Zhenfeng Zhuang , Yuzhe Zhang , Min Zeng , Baptiste Magnier , Lequan Yu , Hong Zhang , Liansheng Wang

Many real-world graphs involve different types of nodes and relations between nodes, being heterogeneous by nature. The representation learning of heterogeneous graphs (HGs) embeds the rich structure and semantics of such graphs into a…

Machine Learning · Computer Science 2021-09-16 Costas Mavromatis , George Karypis

Graph convolutional networks (GCNs), which generalize CNNs to more generic non-Euclidean structures, have achieved remarkable performance for skeleton-based action recognition. However, there still exist several issues in the previous…

Computer Vision and Pattern Recognition · Computer Science 2020-12-02 Lei Shi , Yifan Zhang , Jian Cheng , Hanqing Lu

Graph Neural Networks (GNNs) excel in node classification tasks but often assume homophily, where connected nodes share similar labels. This assumption does not hold in many real-world heterophilic graphs. Existing models for heterophilic…

Machine Learning · Computer Science 2025-10-10 Yumeng Wang , Zengyi Wo , Wenjun Wang , Xingcheng Fu , Minglai Shao

Graph representation learning based on graph neural networks (GNNs) can greatly improve the performance of downstream tasks, such as node and graph classification. However, the general GNN models do not aggregate node information in a…

Machine Learning · Computer Science 2020-07-30 Fei Ding , Xiaohong Zhang , Justin Sybrandt , Ilya Safro

Colorectal cancer (CRC) is closely linked to the malignant transformation of colorectal polyps, making early detection essential. However, current models struggle with detecting small lesions, accurately localizing boundaries, and providing…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Xiaofang Liu , Lingling Sun , Xuqing Zhang , Yuannong Ye , Bin zhao

To enjoy more social network services, users nowadays are usually involved in multiple online sites at the same time. Aligned social networks provide more information to alleviate the problem of data insufficiency. In this paper, we target…

Social and Information Networks · Computer Science 2019-10-15 Yizhu Jiao , Yun Xiong , Jiawei Zhang , Yangyong Zhu

Molecular interactions often involve high-order relationships that cannot be fully captured by traditional graph-based models limited to pairwise connections. Hypergraphs naturally extend graphs by enabling multi-way interactions, making…

Machine Learning · Computer Science 2025-05-12 Tien Dang , Truong-Son Hy

Motivation: Multi-omics integration can improve cancer subtyping, but modality informativeness and noise vary across cancer types and patients. Existing graph-based methods optimize modality weights jointly with the classification objective…

Machine Learning · Computer Science 2026-04-28 Boyang Fan , Hengchuang Yin , Siyu Yi , Yifan Wang , Zhicheng Li , Leijiyu Zhou , Jiancheng Lv , Wei Ju

The cells and their spatial patterns in the tumor microenvironment (TME) play a key role in tumor evolution, and yet the latter remains an understudied topic in computational pathology. This study, to the best of our knowledge, is among the…

Quantitative Methods · Quantitative Biology 2021-09-21 Pingjun Chen , Muhammad Aminu , Siba El Hussein , Joseph D. Khoury , Jia Wu

Whole Slide Imaging (WSI) has become a gold standard in cancer diagnosis, inspecting multi-scale information from cellular to tissue levels. Processing an entire WSI directly is infeasible due to GPU memory constraints; thus, Multiple…

Image and Video Processing · Electrical Eng. & Systems 2026-05-08 Tianyi Zhang , Sicheng Chen , Borui Kang , Dankai Liao , Qiaochu Xue , Bochong Zhang , Fei Xia , Zeyu Liu , Yueming Jin

Cancer survival prediction requires integrating pathological Whole Slide Images (WSIs) and genomic profiles, a challenging task due to the inherent heterogeneity and the complexity of modeling both inter- and intra-modality interactions.…

Image and Video Processing · Electrical Eng. & Systems 2025-07-08 Mingxin Liu , Chengfei Cai , Jun Li , Pengbo Xu , Jinze Li , Jiquan Ma , Jun Xu