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Multi-step passenger demand forecasting is a crucial task in on-demand vehicle sharing services. However, predicting passenger demand over multiple time horizons is generally challenging due to the nonlinear and dynamic spatial-temporal…

机器学习 · 计算机科学 2019-05-27 Lei Bai , Lina Yao , Salil. S Kanhere , Xianzhi Wang , Quan. Z Sheng

Graphs are a natural representation of brain activity derived from functional magnetic imaging (fMRI) data. It is well known that clusters of anatomical brain regions, known as functional connectivity networks (FCNs), encode temporal…

机器学习 · 计算机科学 2023-01-30 Alexander Campbell , Simeon Spasov , Nicola Toschi , Pietro Lio

Dynamic temporal graphs represent evolving relations between entities, e.g. interactions between social network users or infection spreading. We propose an extension of graph echo state networks for the efficient processing of dynamic…

机器学习 · 计算机科学 2022-10-31 Domenico Tortorella , Alessio Micheli

Massive social media data can reflect people's authentic thoughts, emotions, communication, etc., and therefore can be analyzed for early detection of mental health problems such as depression. Existing works about early depression…

社会与信息网络 · 计算机科学 2025-03-04 Chen Chen , Mingwei Li , Fenghuan Li , Haopeng Chen , Yuankun Lin

Modern graph neural networks (GNNs) use a message passing scheme and have achieved great success in many fields. However, this recursive design inherently leads to excessive computation and memory requirements, making it not applicable to…

机器学习 · 计算机科学 2022-02-08 Meng Liu , Shuiwang Ji

Modelling long-range dependencies is critical for scene understanding tasks in computer vision. Although convolution neural networks (CNNs) have excelled in many vision tasks, they are still limited in capturing long-range structured…

计算机视觉与模式识别 · 计算机科学 2022-09-21 Li Zhang , Mohan Chen , Anurag Arnab , Xiangyang Xue , Philip H. S. Torr

Clinical event sequences consist of hundreds of clinical events that represent records of patient care in time. Developing accurate predictive models of such sequences is of a great importance for supporting a variety of models for…

机器学习 · 计算机科学 2023-08-23 Jeong Min Lee , Milos Hauskrecht

Representation learning provides new and powerful graph analytical approaches and tools for the highly valued data science challenge of mining knowledge graphs. Since previous graph analytical methods have mostly focused on homogeneous…

Electronic Health Records (EHR) have been heavily used in modern healthcare systems for recording patients' admission information to hospitals. Many data-driven approaches employ temporal features in EHR for predicting specific diseases,…

机器学习 · 计算机科学 2021-12-07 Chang Lu , Chandan K. Reddy , Yue Ning

Pathological images play an essential role in cancer prognosis, while survival analysis, which integrates computational techniques, can predict critical clinical events such as patient mortality or disease recurrence from whole-slide images…

计算机视觉与模式识别 · 计算机科学 2025-09-23 Guo Tang , Songhan Jiang , Jinpeng Lu , Linghan Cai , Yongbing Zhang

Graphs are a ubiquitous data structure to model processes and relations in a wide range of domains. Examples include control-flow graphs in programs and semantic scene graphs in images. Identifying subgraph patterns in graphs is an…

机器学习 · 计算机科学 2022-02-22 Huan Song , Zeng Dai , Panpan Xu , Liu Ren

Modern sociology has profoundly uncovered many convincing social criteria for behavioural analysis. Unfortunately, many of them are too subjective to be measured and presented in online social networks. On the other hand, data mining…

社会与信息网络 · 计算机科学 2023-01-09 Xiangguo Sun , Hong Cheng , Bo Liu , Jia Li , Hongyang Chen , Guandong Xu , Hongzhi Yin

The early identification and intervention of latent depression are of significant societal importance for mental health governance. While current automated detection methods based on social media have shown progress, their decision-making…

定量方法 · 定量生物学 2025-12-17 Junwei Kuang , Jiaheng Xie , Zhijun Yan

Robust and interpretable dementia diagnosis from noisy, non-stationary electroencephalography (EEG) is clinically essential yet remains challenging. To this end, we propose SeeGraph, a Sparse-Explanatory dynamic EEG-graph network that…

信号处理 · 电气工程与系统科学 2026-03-19 Fengcheng Wu , Zhenxi Song , Guoyang Xu , Kaisong Hu , Zirui Wang , Yi Guo , Zhiguo Zhang

A graph neural network (GNN) for image understanding based on multiple cues is proposed in this paper. Compared to traditional feature and decision fusion approaches that neglect the fact that features can interact and exchange information,…

计算机视觉与模式识别 · 计算机科学 2020-03-02 Xin Guo , Luisa F. Polania , Bin Zhu , Charles Boncelet , Kenneth E. Barner

International initiatives such as METABRIC (Molecular Taxonomy of Breast Cancer International Consortium) have collected several multigenomic and clinical data sets to identify the undergoing molecular processes taking place throughout the…

机器学习 · 计算机科学 2022-11-29 Teodora Reu

Understanding the information behind social relationships represented by a network is very challenging, especially, when the social interactions change over time inducing updates on the network topology. In this context, this paper proposes…

社会与信息网络 · 计算机科学 2016-11-15 Youcef Abdelsadek , Kamel Chelghoum , Francine Herrmann , Imed Kacem , Benoît Otjacques

Graph-structured data and their related algorithms have attracted significant attention in many fields, such as influenza prediction in public health. However, the variable influenza seasonality, occasional pandemics, and domain knowledge…

人工智能 · 计算机科学 2021-02-17 Jie Zhang , Pengfei Zhou , Hongyan Wu

Emotional support conversation aims at reducing the emotional distress of the help-seeker, which is a new and challenging task. It requires the system to explore the cause of help-seeker's emotional distress and understand their…

计算与语言 · 计算机科学 2022-11-09 Wei Peng , Yue Hu , Luxi Xing , Yuqiang Xie , Yajing Sun , Yunpeng Li

Predicting drug side-effects before they occur is a key task in keeping the number of drug-related hospitalizations low and to improve drug discovery processes. Automatic predictors of side-effects generally are not able to process the…

机器学习 · 统计学 2022-12-01 Pietro Bongini , Elisa Messori , Niccolò Pancino , Monica Bianchini