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Accurate real time crime prediction is a fundamental issue for public safety, but remains a challenging problem for the scientific community. Crime occurrences depend on many complex factors. Compared to many predictable events, crime is…

Numerical Analysis · Mathematics 2017-07-12 Bao Wang , Duo Zhang , Duanhao Zhang , P. Jeffery Brantingham , Andrea L. Bertozzi

Multi-Camera Multi-Object Tracking (MC-MOT) utilizes information from multiple views to better handle problems with occlusion and crowded scenes. Recently, the use of graph-based approaches to solve tracking problems has become very…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Cheng-Che Cheng , Min-Xuan Qiu , Chen-Kuo Chiang , Shang-Hong Lai

Multivariate time series (MTS) anomaly detection is a critical task that involves identifying abnormal patterns or events in data that consist of multiple interrelated time series. In order to better model the complex interdependence…

Machine Learning · Computer Science 2024-12-31 Xiaoyu Huang , Weidong Chen , Bo Hu , Zhendong Mao

Crimes emerge out of complex interactions of human behaviors and situations. Linkages between crime incidents are highly complex. Detecting crime linkage given a set of incidents is a highly challenging task since we only have limited…

Machine Learning · Statistics 2021-08-25 Shixiang Zhu , Yao Xie

Accurate prediction of road accidents remains challenging due to intertwined spatial, temporal, and contextual factors in urban traffic. We propose MSGAT-GRU, a multi-scale graph attention and recurrent model that jointly captures localized…

Machine Learning · Computer Science 2025-09-23 Thrinadh Pinjala , Aswin Ram Kumar Gannina , Debasis Dwibedy

Efficiently capturing the complex spatiotemporal representations from large-scale unlabeled traffic data remains to be a challenging task. In considering of the dilemma, this work employs the advanced contrastive learning and proposes a…

Machine Learning · Computer Science 2023-12-19 Lincan Li , Kaixiang Yang , Fengji Luo , Jichao Bi

Infrared and visible image fusion aims to integrate comprehensive information from multiple sources to achieve superior performances on various practical tasks, such as detection, over that of a single modality. However, most existing…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Yiming Sun , Bing Cao , Pengfei Zhu , Qinghua Hu

Recent advancements in Spatiotemporal Graph Neural Networks (ST-GNNs) and Transformers have demonstrated promising potential for traffic forecasting by effectively capturing both temporal and spatial correlations. The generalization ability…

Machine Learning · Computer Science 2024-10-02 Hongjun Wang , Jiyuan Chen , Tong Pan , Zheng Dong , Lingyu Zhang , Renhe Jiang , Xuan Song

Vulnerability to adversarial attacks is a well-known deficiency of deep neural networks. Larger networks are generally more robust, and ensembling is one method to increase adversarial robustness: each model's weaknesses are compensated by…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Svetlana Pavlitska , Enrico Eisen , J. Marius Zöllner

Robust prediction of citywide traffic flows at different time periods plays a crucial role in intelligent transportation systems. While previous work has made great efforts to model spatio-temporal correlations, existing methods still…

Machine Learning · Computer Science 2024-03-07 Jiahao Ji , Jingyuan Wang , Chao Huang , Junjie Wu , Boren Xu , Zhenhe Wu , Junbo Zhang , Yu Zheng

Video scene graph generation (VidSGG) aims to identify objects in visual scenes and infer their relationships for a given video. It requires not only a comprehensive understanding of each object scattered on the whole scene but also a deep…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Tao Pu , Tianshui Chen , Hefeng Wu , Yongyi Lu , Liang Lin

Spatio-temporal prediction is crucial in numerous real-world applications, including traffic forecasting and crime prediction, which aim to improve public transportation and safety management. Many state-of-the-art models demonstrate the…

Machine Learning · Computer Science 2023-10-30 Jiabin Tang , Lianghao Xia , Jie Hu , Chao Huang

A useful strategy to deal with complex classification scenarios is the "divide and conquer" approach. The mixture of experts (MOE) technique makes use of this strategy by joinly training a set of classifiers, or experts, that are…

Machine Learning · Computer Science 2014-05-30 Billy Peralta

Mixture of Experts (MoE) is a popular framework in the fields of statistics and machine learning for modeling heterogeneity in data for regression, classification and clustering. MoE for continuous data are usually based on the normal…

Methodology · Statistics 2016-12-22 Faicel Chamroukhi

Rapid urbanization has significantly escalated traffic congestion, underscoring the need for advanced congestion prediction services to bolster intelligent transportation systems. As one of the world's largest ride-hailing platforms, DiDi…

Machine Learning · Computer Science 2024-06-21 Wenzhao Jiang , Jindong Han , Hao Liu , Tao Tao , Naiqiang Tan , Hui Xiong

Modern cities are increasingly reliant on data-driven insights to support decision making in areas such as transportation, public safety and environmental impact. However, city-level data often exists in heterogeneous formats, collected…

Machine Learning · Computer Science 2025-12-15 Takuya Kurihana , Xiaojian Zhang , Wing Yee Au , Hon Yung Wong

Single domain generalization (SDG) has recently attracted growing attention in medical image segmentation. One promising strategy for SDG is to leverage consistent semantic shape priors across different imaging protocols, scanner vendors,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Jia Wei , Xiaoqi Zhao , Jonghye Woo , Jinsong Ouyang , Georges El Fakhri , Qingyu Chen , Xiaofeng Liu

Predicting multiple heterogeneous biological and medical targets is a challenge for traditional deep learning models. In contrast to single-task learning, in which a separate model is trained for each target, multi-task learning (MTL)…

Machine Learning · Computer Science 2022-05-31 Raquel Aoki , Frederick Tung , Gabriel L. Oliveira

Predicting traffic accidents is the key to sustainable city management, which requires effective address of the dynamic and complex spatiotemporal characteristics of cities. Current data-driven models often struggle with data sparsity and…

Machine Learning · Computer Science 2024-07-26 Xiaowei Gao , James Haworth , Ilya Ilyankou , Xianghui Zhang , Tao Cheng , Stephen Law , Huanfa Chen

Multimodal graphs are gaining increasing attention due to their rich representational power and wide applicability, yet they introduce substantial challenges arising from severe modality confusion. To address this issue, we propose NSG…

Machine Learning · Computer Science 2026-02-03 Yihan Zhang , Ercan E. Kuruoglu